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prof. Ing.
Ph.D.
FME, IMID – Director of Department
+420 54114 2769Martin.Hartl@vut.cz
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2026
OMASTA, M.; KNOTH, T.; ŠPERKA, P.; HAJZMAN, M.; KŘUPKA, I.; POLACH, P.; HARTL, M. Experimental Study of the Effect of Surface Texture in Sliding Contacts Using Infrared Thermography. Lubricants, 2026, vol. 14, iss. 2, p. 1-27.
WoS Article
POLÁČEK, T.; KADLEC, M.; SMILEK, J.; HARTL, M.; ŠPERKA, P. Superlubricity of polyethylene glycol solutions: Running-in effects, thickness changes, and rheology. Friction, 2026, vol. 14, iss. 2, p. 1-15.
ŠPERKA, P.; KNOTEK, J.; OMASTA, M.; KŘUPKA, I.; POLACH, P.; HARTL, M. Film Thickness and Friction of Textured Surfaces in Hydrodynamic Inclined and Parallel Gaps-An Experimental Study. Lubricants, 2026, vol. 14, iss. 1, p. 1-21.
2025
SKURKA, Š.; LI, M.; WANG, H.; GALAS, R.; OMASTA, M.; DING, H.; WANG, W.; KŘUPKA, I.; HARTL, M. INSIDE RCF CRACKS: OXIDATION AS A FACTOR IN RAIL DAMAGE. Tokyo, Japan: Japanese Society of Contact Mechanics on Railway, 2025. 10 p.
Paper in proceedings outside WoS and Scopus
JORDÁN, T.; GALAS, R.; OMASTA, M.; KŘUPKA, I.; HARTL, M. COMPREHENSIVE ASSESSMENT OF SOLID STICK FRICTION MODIFIERS IN WHEEL/RAIL CONTACT. Tokyo, Japan: Japanese Society of Contact Mechanics on Railway, 2025. 7 p.
David Nečas, Daniel Němeček, Jan Gregora, David Rebenda, Zuzana Kadlecová, Ivana Chamradová, Monika Trudičová, Pavel Čípek, Petr Čípek, Ladislav Šnajdárek, Lucy Vojtová, Martin Vrbka, Ivan Křupka, Martin Hartl. Toward Cartilage-Mimicking Biomaterials: Biotribological, Biochemical and Structural Evaluation of pHEMA and PVA-Based Hydrogels. ACS Omega, 2025, vol. 10, iss. 51, p. 63441-63454.
GALAS, R.; OMASTA, M.; VALENA, M.; JORDÁN, T.; SKURKA, Š.; KVARDA, D.; DING, H.; WANG, W.; KŘUPKA, I.; HARTL, M. A LABORATORY METHODOLOGY FOR EVALUATING THE PERFORMANCE OF ADHESION RESTORATION MATERIALS UNDER LOW ADHESION CONDITIONS. Tokyo, Japan: Japanese Society of Contact Mechanics on Railway, 2025. 8 p.
KVARDA, D.; OMASTA, M.; GALAS, R.; KŘUPKA, I.; HARTL, M. MODELLING GREASE RETENTIVITY FOR INTELLIGENT LUBRICATION SYSTEM. Tokyo, Japan: Japanese Society of Contact Mechanics on Railway, 2025. 8 p.
STREĎANSKÁ, A.; ŠIMEK, M.; MATONOHOVÁ, J.; NEČAS, D.; VRBKA, M.; SUCHÁNEK, J.; PAVLIŇÁKOVÁ, V.; VOJTOVÁ, L.; HARTL, M.; KŘUPKA, I.; NEŠPOROVÁ, K. Optimizing Hyaluronan-Based Lubricants for Treating Thoracolumbar Fascia Pathologies: Insights from Tribological and Pharmacokinetic Studies. Lubricants, 2025, vol. 13, iss. 4, p. 1-17. ISSN: 2075-4442.
OKÁL, M.; KOŠŤÁL, D.; OSARA, J.; LUGT, P.; KŘUPKA, I.; HARTL, M. Experimental Study of the Effect of Thickener on the Film Thickness in the Contacts of a Grease-Lubricated Ball Bearing at Low Speed. TRIBOLOGY TRANSACTIONS, 2025, vol. 68, iss. 1, p. 28-38. ISSN: 1040-2004.
ODEHNAL, L.; RANUŠA, M.; MALÝ, M.; KŘUPKA, I.; KOUTNÝ, D.; HARTL, M.; VRBKA, M. Tribological behaviour of additively manufactured Ti6Al4V with controlled surface structure: An application in small joint implants. Tribology International, 2025, vol. 211, iss. November, p. 1-12. ISSN: 0301-679X.
MICHALEC, M.; FOLTÝN, J.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. Performance and stability comparison of hydrostatic bearing pad geometry optimization approaches. Forschung im Ingenieurwesen, 2025, vol. 89, iss. 4, p. 1-10. ISSN: 1434-0860.
MICHALEC, M.; DANĚK, L.; FOLTÝN, J.; SVOBODA, P.; GACHOT, C.; HARTL, M.; KŘUPKA, I. Comparative Wear and Friction Analysis of Sliding Surface Materials for Hydrostatic Bearing under Oil Supply Failure Conditions. Advanced engineering materials, 2025, vol. 27, iss. 23, p. 1-10.
RANUŠA, M.; ODEHNAL, L.; KUČERA, O.; NEČAS, D.; HARTL, M.; KŘUPKA, I.; VRBKA, M. Effect of Surface Texturing on Friction and Lubrication of Ti6Al4V Biomaterials for Joint Implants. Tribology letter, 2025, vol. 73, iss. 1, p. 1-18. ISSN: 1023-8883.
ŽŮREK, M.; MARKUSÍK, D.; REBENDA, D.; KALINA, L.; HARTL, M.; VRBKA, M. The Effect of Hardness and Surface Roughness of Elastomer on Friction Between Shoe Soles and Particle-Contaminated Floors. Tribology letter, 2025, vol. 73, iss. 3, p. 1-15. ISSN: 1573-2711.
NĚMEČEK, D.; NEČAS, D.; SHINMORI, H.; YARIMITSU, S.; MARIAN, M.; VRBKA, M.; SAWAE, Y.; KŘUPKA, I.; HARTL, M. A glance into the boundary lubrication mechanism of PVA hydrogel after the reduction of interstitial fluid pressurization. Friction, 2025, vol. 13, iss. 12, p. 01-16.
ODEHNAL, L.; RANUŠA, M.; ČÍPEK, P.; MALÝ, M.; MAZÁNOVÁ, V.; DLOUHÝ, A.; KOUTNÝ, D.; HARTL, M.; VRBKA, M. Additively manufactured Ti6Al4V with controlled surface structure as a potential material for joint implants: Long-term wear performance and durability. Tribology International, 2025, vol. 216, iss. April, p. 1-14.
David Nečas, Adam Gelnar, Benedict Rothammer, Max Marian, Matúš Ranuša, Sandro Wartzack, Martin Vrbka, Ivan Křupka, Martin Hartl. Frictional Behaviour and Surface Topography Evolution of DLC-Coated Biomedical Alloys. Biosurface and Biotribology, 2025, vol. 1, iss. 11, p. e70004-01 (e70004-014 p.)
OMASTA, M.; SIX, K.; KVARDA, D.; GALAS, R.; SUHR, B.; KŘUPKA, I.; TRUMMER, G.; HARTL, M. On the transient mechanism of water-particle induced low-adhesion phenomenon. Proceedings of the 13th International Conference on Contact Mechanics and Wear of Rail/Wheel Systems (CM2025). Tokyo: Japanese Society of Contact Mechanics on Railway (JSCMR), 2025. 6 p.
NAVRÁTIL, V.; KVARDA, D.; KLAPKA, M.; GALAS, R.; OMASTA, M.; KŘUPKA, I.; HARTL, M. Investigation of squeal noise generation in wheel-rail contact under wet conditions using a twin-disc test rig. Proceedings of the Institution of Mechanical Engineers. Part F, Journal of Rail and Rapid Transit, 2025, vol. 8, iss. 239, p. 635-645.
OKÁL, M.; PROCHAZKA, M.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. A TOPSIS multi-criteria evaluation of greases for wind turbine rolling bearings. Tribology and Materials, 2025, vol. 4, iss. 4, p. 220-232.
Scopus Article
2024
WU, B.; SHI, L.; LI, J.; DING, H.; GALAS, R.; OMASTA, M.; GUO, J.; WANG, W.; HARTL, M. Rheological and tribological performance of top-of-rail friction modifiers with different viscosities. Wear, 2024, vol. 538, iss. February, p. 1-15.
OKÁL, M.; KOŠŤÁL, D.; SAKAI, K.; KŘUPKA, I.; HARTL, M. Thickener Behaviour in Rolling Elastohydrodynamic Lubrication Contacts. Tribology letter, 2024, vol. 72, iss. 3, p. 1-16. ISSN: 1573-2711.
MICHALEC, M.; FOLTÝN, J.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. Experimental Comparison of Hydrostatic Bearing Pad Geometry Optimization Approaches Under Static Conditions. In Latest Advancements in Mechanical Engineering. ISIEA 2024. Lecture Notes in Networks and Systems. Springer, 2024. p. 1-11. ISBN: 978-3-031-70461-1.
Paper in proceedings (conference paper)
POUZAR, J.; KOŠŤÁL, D.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Experimental study of space lubricant evaporation in a high vacuum environment. Vacuum, 2024, vol. 219, iss. A, p. 1-7.
VALENA, M.; OMASTA, M.; KVARDA, D.; GALAS, R.; KŘUPKA, I.; HARTL, M. An approach for the creep-curve assessment using a new rail tribometer. Tribology International, 2024, vol. 191, iss. March, p. 1-10. ISSN: 0301-679X.
SKURKA, Š.; GALAS, R.; OMASTA, M.; DING, H.; WANG, W.; KŘUPKA, I.; HARTL, M. Assessing the Performance of TOR Lubricants in Humid Environments and Under Dew Conditions. Tribology letter, 2024, vol. 72, iss. 3, p. 72-90. ISSN: 1023-8883.
STREĎANSKÁ, A.; NEČAS, D.; VRBKA, M.; SUCHÁNEK, J.; MATONOHOVÁ, J.; TOROPITSYN, J.; HARTL, M.; KŘUPKA, I.; NEŠPOROVÁ, K. Understanding frictional behavior in fascia tissues through tribological modeling and material substitution. Journal of the Mechanical Behavior of Biomedical Materials, 2024, vol. 155, iss. 7, p. 1-12. ISSN: 1751-6161.
VALENA, M.; OMASTA, M.; KLAPKA, M.; GALAS, R.; NAVRÁTIL, V.; KŘUPKA, I.; HARTL, M. Case Study: Correlations Between Curve Squeal, Weather Conditions, and Traction in a Tram Loop. Tribology in Industry, 2024, vol. 46, iss. 4, p. 695-708. ISSN: 0354-8996.
GALAS, R.; VALENA, M.; JORDÁN, T.; KVARDA, D.; OMASTA, M.; SKURKA, Š.; WU, B.; DING, H.; WANG, W.; KŘUPKA, I.; HARTL, M. A benchmarking methodology for top-of-rail products: Carry distance and retentivity. Tribology International, 2024, vol. 197, iss. září, p. 1-14. ISSN: 0301-679X.
FOLTÝN, J.; HURNÍK, J.; MICHALEC, M.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. Pad Alignment Methods and Their Impact on Large Hydrostatic Bearing Precision. Machines, 2024, vol. 12, iss. 8, p. 1-10. ISSN: 2075-1702.
2023
GALAS, R.; SKURKA, Š.; VALENA, M.; KVARDA, D.; OMASTA, M.; DING, H.; LIN, Q., WANG, W.; KŘUPKA, I.; HARTL, M. A benchmarking methodology for top-of-rail products. Tribology International, 2023, vol. 189, iss. November, p. 1-16. ISSN: 0301-679X.
HAN, Y.; ŠPERKA, P.; WANG, J.; KŘUPKA, I.; HARTL, M.; LI, W.; WANG, X.; WEI-MIN, L. Influence of Free Water Droplets on Film Formation Under Point Contact Grease Lubrication. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2023, vol. 145, iss. 7, p. 074101-1 (074101-17 p.)ISSN: 0742-4787.
ODEHNAL, L.; RANUŠA, M.; VRBKA, M.; KŘUPKA, I.; HARTL, M. Tribological Behaviour of Ti6Al4V Alloy: An Application in Small Joint Implants. Tribology letter, 2023, vol. 71, iss. 4, p. 125-125. ISSN: 1023-8883.
BOBZIN, K.; KALSCHEUER, C.; THIEX, M.; ŠPERKA, P.; HARTL, M.; REITSCHUSTER, S.; MAIER, E.; LOHNER, T.; STAHL, K. DLC-Coated Thermoplastics: Tribological Analyses Under Dry and Lubricated Sliding Conditions. Tribology letter, 2023, vol. 71, iss. 1, p. 1-15. ISSN: 1023-8883.
KŘUPKA, J.; DOČKAL, K.; KŘUPKA, I.; HARTL, M. Polymer Lubrication: Pressure-Viscosity-Temperature Dependence of Film Thickness for Highly Loaded Compliant Contacts in Elastohydrodynamic Lubrication Regime. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2023, vol. 145, iss. 2, p. 1-14. ISSN: 1528-8897.
SKURKA, Š.; GALAS, R.; OMASTA, M.; WU, B.; DING, H.; WANG, W.; KŘUPKA, I.; HARTL, M. The performance of top-of-rail products under water contamination. Tribology International, 2023, vol. 188, iss. Říjen, p. 108872-108872. ISSN: 0301-679X.
SMOLÍK, L.; RENDL, J.; OMASTA, M.; BYRTUS, M.; ŠPERKA, P.; POLACH, P.; HARTL, M.; HAJŽMAN, M. Comprehensive analysis of fluid-film instability in journal bearings with mechanically indented textures. JOURNAL OF SOUND AND VIBRATION, 2023, vol. 546, iss. 03, p. 1-22. ISSN: 0022-460X.
KŘUPKA, J.; DOČKAL, K.; SEDLÁČEK, T.; REBENDA, D.; KŘUPKA, I.; HARTL, M. Viscoelastic Response of Elastohydrodynamically Lubricated Compliant Contacts below Glass-Transition Temperature. Polymers, 2023, vol. 15, iss. 11, p. 1-20. ISSN: 2073-4360.
KVARDA, D.; GALAS, R.; OMASTA, M.; KŘUPKA, I.; HARTL, M.; DZIMKO, M. Shear properties of top-of-rail products in numerical modelling. Proceedings of the Institution of Mechanical Engineers. Part F, Journal of Rail and Rapid Transit, 2023, vol. 237, iss. 6, p. 796-805. ISSN: 0954-4097.
2022
WU, B.; SHI, L.; DING, H.; GALAS, R.; OMASTA, M.; LIN, Q.; GUO, J.; WANG, W.; LIU, Q.; HARTL, M. Effect of friction modifier viscosity on wheel-rail adhesion and damage behaviour. In CM 2022 - 12th International Conference on Contact Mechanics and Wear of Rail/Wheel Systems, Conference Proceedings. Melbourne: International Conference on Contact Mechanics of Wheel / Rail Systems, 2022. p. 803-809. ISBN: 9780646865881.
OKÁL, M.; KOŠŤÁL, D.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Effect of Contact Conformity on Grease Lubrication. Lubricants, 2022, vol. 10, iss. 11, p. 1-13. ISSN: 2075-4442.
REITSCHUSTER, S.; MAIER, E.; LOHNER, T.; STAHL, K.; BOBZIN, K.; KALSCHEUER, C.; THIEX, M.; ŠPERKA, P.; HARTL, M. DLC-Coated Thermoplastics: Tribological Analyses under Lubricated Rolling-Sliding Conditions. Tribology letter, 2022, vol. 70, iss. 4, p. 1-16. ISSN: 1023-8883.
KŘUPKA, J.; DOČKAL, K.; KŘUPKA, I.; HARTL, M. Elastohydrodynamic lubrication of compliant circular contacts near glass-transition temperature. Lubricants, 2022, vol. 10, iss. 7, p. 1-18. ISSN: 2075-4442.
QUINN, C.; NEČAS, D.; ŠPERKA, P.; MARIAN, M.; VRBKA, M.; KŘUPKA, I.; HARTL, M. Experimental investigation of friction in compliant contact: The effect of configuration, viscoelasticity and operating conditions. Tribology International, 2022, vol. 165, iss. 1, p. 107340-107340. ISSN: 0301-679X.
KOŠŤÁL, D.; OKÁL, M.; FRÝZA, J.; KŘUPKA, I.; HARTL, M. Novel In-Situ Observation of the Grease Constituents in Elastohydrodynamic Contacts by Fluorescence Microscopy. Tribology letter, 2022, vol. 70, iss. 126, p. 1-15. ISSN: 1023-8883.
NAVRÁTIL, V.; GALAS, R.; KLAPKA, M.; KVARDA, D.; OMASTA, M.; SHI, L.; DING, H.; WANG, W.; KŘUPKA, I.; HARTL, M. Wheel Squeal Noise in Rail Transport: The Effect of Friction Modifier Composition. Tribology in Industry, 2022, vol. 44, iss. 3, p. 361-373. ISSN: 0354-8996.
STREĎANSKÁ, A.; NEČAS, D.; VRBKA, M.; KŘUPKA, I.; HARTL, M.; TOROPITSYN, E.; HUSBY, J. Development of Tribological Model of Human Fascia: The Influence of Material Hardness and Motion Speed. Biotribology, 2022, vol. 30, iss. 2, p. 100209-100209. ISSN: 2352-5738.
RANUŠA, M.; ČÍPEK, P.; VRBKA, M.; PALOUŠEK, D.; KŘUPKA, I.; HARTL, M. Tribological behaviour of 3D printed materials for small joint implants: A pilot study. Journal of the Mechanical Behavior of Biomedical Materials, 2022, vol. 105274, iss. 132, p. 1-14. ISSN: 1751-6161.
KVARDA, D.; SKURKA, Š.; GALAS, R.; OMASTA, M.; SHI, L.; DING, H.; WANG, W.; KŘUPKA, I.; HARTL, M. The effect of top of rail lubricant composition on adhesion and rheological behaviour. Engineering Science and Technology, an International Journal, 2022, vol. 35, iss. 1, p. 101100-101108. ISSN: 2215-0986.
2021
MARIAN, M.; ORGELDINGER, C.; ROTHAMMER, R.; NEČAS, D.; VRBKA, M.; KŘUPKA, I.; HARTL, M.; WIMMER, M.A.; TREMMEL, S.; WARTZACK, S. Towards the Understanding of Lubrication Mechanisms in Total Knee Replacements – Part II: Numerical Modeling. Tribology International, 2021, vol. 156, iss. 4, p. 106809-106809. ISSN: 0301-679X.
Motohiro Kaneta, Kenji Matsuda, Jing Wang, Jinlei Cui, Peiran Yang, Hiroshi Nishikawa, Ivan Krupka, Martin Hartl. Numerical Study on the Interaction of Transverse and Longitudinal Roughness on Elastohydrodynamic Lubrication Contact Surfaces With Different Thermal Conductivities and Elastic Moduli. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2021, vol. 143, iss. 9, p. 091601-091601. ISSN: 1528-8897.
SONG, J.; SHI, L.; DING, H.; GALAS, R.; OMASTA, M.; WANG, W.; GUO, J.; LIU, Q.; HARTL, M. Effects of solid friction modifier on friction and rolling contact fatigue damage of wheel-rail surfaces. Friction, 2021, vol. 10, iss. 4, p. 597-607. ISSN: 2223-7690.
VALENA, M.; OMASTA, M.; GALAS, R.; HARTL, M. Vývoj traťového tribometru pro hodnocení adheze na reálné kolejnici. XXV. konference s mezinárodní účastí, Součastné problémy v kolejových vozidlech 2021. Pardubice: Dopravní fakulta Jana Pernera Univerzity Pardubice, 2021. s. 373.ISBN: 978-80-7560-377-7.
REBENDA, D.; VRBKA, M.; NEČAS, D.; TOROPITSYN, E.; YARIMITSU, S.; ČÍPEK, P.; PRAVDA, M.; HARTL, M. Rheological and frictional analysis of viscosupplements towards improved lubrication of human joints. Tribology International, 2021, vol. 160, iss. 1, p. 107030-107030. ISSN: 0301-679X.
MICHALEC, M.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. A Review of the Design and Optimization of Large-scale Hydrostatic Bearing Systems. Engineering Science and Technology, an International Journal, 2021, vol. 24, iss. 4, p. 936-958. ISSN: 2215-0986.
RUFAQUA, R.; VRBKA, M.; HEMZAL, D.; CHOUDHURY, D.; REBENDA, D.; KŘUPKA, I.; HARTL, M. Raman analysis of chemisorbed tribofilm for metal-on-polyethylene hip joint prostheses. Biosurface and Biotribology, 2021, vol. 7, iss. 1, p. 1-11. ISSN: 2405-4518.
NEČAS, D.; SADECKÁ, K.; VRBKA, M.; GALANDÁKOVÁ, A.; WIMMER, M.A.; GALLO, J.; HARTL, M. The Effect of Albumin and γ-globulin on Synovial Fluid Lubrication: Implication for Knee Joint Replacements. Journal of the Mechanical Behavior of Biomedical Materials, 2021, vol. 113, iss. 1, p. 104117-104117. ISSN: 1751-6161.
NEČAS, D.; VRBKA, M.; MARIAN, M.; ROTHAMMER, B.; TREMMEL, S.; WARTZACK, S.; GALANDÁKOVÁ, A.; GALLO, J.; WIMMER, M.; KŘUPKA, I.; HARTL, M. Towards the Understanding of Lubrication Mechanisms in Total Knee Replacements – Part I: Experimental Investigations. Tribology International, 2021, vol. 156, iss. 4, p. 106874-106874. ISSN: 0301-679X.
FRÝZA, J.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Film thickness interrelationship of base oil and grease lubricated compliant and hard non-conformal contacts. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2021, vol. 235, iss. 12, p. 2616-2625. ISSN: 1350-6501.
KVARDA, D.; GALAS, R.; OMASTA, M.; SHI, L.B.; DING, H.H; WANG, W.J.; KŘUPKA, I.; HARTL, M.;. Asperity-based model for prediction of traction in water-contaminated wheel-rail contact. Tribology International, 2021, vol. 157, iss. 5, p. 106900-106910. ISSN: 0301-679X.
RUFAQUA, R.; VRBKA, M.; HEMZAL, D.; CHOUDHURY, D.; REBENDA, D.; KŘUPKA, I.; HARTL, M. Analysis of Chemisorbed Tribo-Film for Ceramic-on-Ceramic Hip Joint Prostheses by Raman Spectroscopy. Journal of Functional Biomaterials, 2021, vol. 12, iss. 2, p. 1-18. ISSN: 2079-4983.
2020
LU, X.; NEČAS, D.; MENG, Q.; REBENDA, D.; VRBKA, M.; HARTL, M.; JIN, Z. Towards the direct validation of computational lubrication modelling of hip replacements. Tribology International, 2020, vol. 146, iss. 6, p. 106240-106240. ISSN: 0301-679X.
REBENDA, D.; VRBKA, M.; ČÍPEK, P.; TOROPITSYN, E.; NEČAS, D.; PRAVDA, M.; HARTL, M. On the Dependence of Rheology of Hyaluronic Acid Solutions and Frictional Behavior of Articular Cartilage. Materials, 2020, vol. 13, iss. 11, p. 1-14. ISSN: 1996-1944.
KOŠŤÁL, D.; KŘUPKA, I.; HARTL, M. Use of Pyrene for Quantitative Fluorescence Observation of Li-Grease around EHL Contacts. Tribology Online, 2020, vol. 15, iss. 3, p. 117-125. ISSN: 1881-218X.
FURMANN, D.; NEČAS, D.; REBENDA, D.; ČÍPEK, P.; VRBKA, M.; KŘUPKA, I.; HARTL, M. The effect of synovial fluid composition, speed and load on frictional behaviour of articular cartilage. Materials, 2020, vol. 13, iss. 6, p. 1-16. ISSN: 1996-1944.
ZAPLETAL, T.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. On the Relation between Friction Increase and Grease Thickener Entraining on a Border of Mixed EHL Lubrication. Lubricants, 2020, vol. 8, iss. 2, p. 1-11. ISSN: 2075-4442.
SHI, L.B.; WANG, C.; DING, H.H.; KVARDA, D.; GALAS, R.; OMASTA, M.; WANG, W.J.; LIU, Q.Y.; HARTL, M. Laboratory investigation on the particle-size effects in railway sanding: Comparisons between standard sand and its micro fragments. Tribology International, 2020, vol. 146, iss. 6, p. 106259-106259. ISSN: 0301-679X.
MICHALEC, M., SVOBODA, P., KŘUPKA, I., HARTL, M., VENCL, A. Investigation of the tribological performance of ionic liquids in non-conformal EHL contacts under electric field activation. Friction, 2020, vol. 8, iss. 5, p. 982-994. ISSN: 2223-7690.
NEČAS, D.; USAMI, H.; NIIMI, T.; SAWAE, Y.; KŘUPKA, I.; HARTL, M. Running-in friction of hip joint replacements can be significantly reduced: The effect of surface-textured acetabular cup. Friction, 2020, vol. 8, iss. 6, p. 1137-1152. ISSN: 2223-7690.
NAVRÁTIL, M.; KOŠŤÁL, D.; KŘUPKA, I.; HARTL, M. Replenishment Differences in EHL Contact Lubricated by New andIn-bearings-aged Grease. Tribology in Industry, 2020, vol. 42, iss. 1, p. 102-114. ISSN: 0354-8996.
GALAS, R.; OMASTA, M.; SHI, L.; DING, H.; WANG, W.; HARTL, M.; KŘUPKA, I. The low adhesion problem: The effect of environmental conditions on adhesion in rolling-sliding contact. Tribology International, 2020, vol. 151, iss. 11, p. 106521-106531. ISSN: 0301-679X.
2019
NEČAS, D.; VRBKA, M.; GALANDÁKOVÁ, A.; KŘUPKA, I.; HARTL, M. On the observation of lubrication mechanisms within hip joint replacements. Part I: Hard-on-soft bearing pairs. Journal of the Mechanical Behavior of Biomedical Materials, 2019, vol. 89, iss. 1, p. 237-248. ISSN: 1751-6161.
ČÍPEK, P.; REBENDA, D.; VRBKA, M.; HARTL, M. OBSERVATION OF LUBRICATION FILM IN SYNOVIAL JOINT. In Proceedings on Engineering Science. Proceedings on Engineering Sciences - 16th International Conference on Tribology. Kragujevac: University of Kragujevac, Faculty of Engineering, 2019. iss. 1, p. 687-692. ISSN: 2620-2832.
KŘUPKA, J.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Lubrication of rolling - sliding polymer contacts. In Engineering Mechanics 2019. Engineering Mechanics .... First edition. Prague: Institute of Theoretical and Applied Mechanics of the Czech Academy of Sciences, Prague, 2019. iss. vol. 25, p. 219-222. ISBN: 978-80-87012-71-0. ISSN: 1805-8256.
ZAPLETAL, T.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Dynamic friction measurement of EHL contact with artificial roughness. ECOTRIB 2019, 7th European Conference on Tribology. The Austrian Tribology Society, 2019. p. 34.ISBN: 978-3-901657-60-3.
Abstract
ČÍPEK, P.; REBENDA, D.; NEČAS, D.; VRBKA, M.; KŘUPKA, I.; HARTL, M. Visualization of Lubrication Film in Model of Synovial Joint. Tribology in Industry, 2019, vol. 41, iss. 3, p. 387-393. ISSN: 0354-8996.
FRÝZA, J.; KROUPA, J.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Investigation of film thickness of grease-lubricated thrust bearing: From ball-on-disc to bearing. In Proceedings on Engineering Sciences. Proceedings on Engineering Sciences - 16th International Conference on Tribology. 1. Kragujevac, Serbia: University of Kragujevac, Faculty of Engineering, 2019. iss. 1, p. 550-554. ISSN: 2620-2832.
RUFAQUA, R.; VRBKA, M.; CHOUDHURY, D.; HEMZAL, D.; REBENDA, D.; KŘUPKA, I.; HARTL, M. Raman spectroscopic analysis of the biochemical reaction of hyaluronic acid in joint replacement. Nashville: 2019. 1 p.
Ivan Krupka, Martin Hartl, Kenji Matsuda, Hiroshi Nishikawa, Jing Wang, Feng Guo, Peiran Yang & Motohiro Kaneta. Deformation of Rough Surfaces in Point EHL Contacts. Tribology letter, 2019, vol. 67, iss. 2, p. 1-16. ISSN: 1023-8883.
NEČAS, D.; SADECKÁ, K.; VRBKA, M.; GALLO, J.; GALANDÁKOVÁ, A.; KŘUPKA, I.; HARTL, M. Observation of lubrication mechanisms in knee replacement: A pilot study. Biotribology, 2019, vol. 17, iss. 2019, p. 1-7. ISSN: 2352-5738.
NEČAS, D.; VRBKA, M.; GALLO, J.; KŘUPKA, I.; HARTL, M. On the observation of lubrication mechanisms within hip joint replacements. Part II: Hard-on-hard bearing pairs. Journal of the Mechanical Behavior of Biomedical Materials, 2019, vol. 89, iss. 1, p. 249-259. ISSN: 1751-6161.
RUFAQUA, R.; VRBKA, M.; CHOUDHURY, D.; HEMZAL, D.; KŘUPKA, I.; HARTL, M. A systematic review on correlation between biochemical and mechanical processes of lubricant film formation in joint replacement of the last 10 years. Lubrication Science, 2019, vol. 31, iss. 3, p. 85-101. ISSN: 1557-6833.
2018
EBNER, M; OMASTA, M.; LOHNER, T; ŠPERKA, P.; KŘUPKA, I.; HARTL, M.; MICHAELIS, K.; HOHN, R-B.; STAHL, K. Local Effects in EHL Contacts with Oil-Impregnated Sintered Materials. Lubricants, 2018, vol. 7, iss. 1, p. 1-21. ISSN: 2075-4442.
MICHALEC, M.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. Tribological behaviour of smart fluids influenced by magnetic and electric field – A review. Tribology in Industry, 2018, vol. 40, iss. 4, p. 515-528. ISSN: 0354-8996.
FRÝZA, J.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Effects of lateral harmonic vibrations on film thickness in EHL point contacts. Tribology International, 2018, vol. 117, iss. 1, p. 236-249. ISSN: 0301-679X.
NEČAS, D.; JAROŠ, T.; DOČKAL, K.; ŠPERKA, P.; VRBKA, M.; KŘUPKA, I.; HARTL, M. The effect of kinematic conditions on film thickness in compliant lubricated contact. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2018, vol. 140, iss. 5, p. 1-8. ISSN: 0742-4787.
KOŠŤÁL, D.; KŘUPKA, I.; HARTL, M. Replenishment in EHL contact lubricated by greases. ICETAT 2018 Proceeding. 2018. p. 123.ISBN: NA.
NEČAS, D.; VRBKA, M.; REBENDA, D.; GALLO, J.; GALANDÁKOVÁ, A.; WOLFOVÁ, L.; KŘUPKA, I.; HARTL, M. In Situ Observation of Lubricant Film Formation in THR Considering Real Conformity: The Effect of Model Synovial Fluid Composition. Tribology International, 2018, vol. 117, iss. 1, p. 206-216. ISSN: 0301-679X.
NEČAS, D.; VRBKA, M.; KŘUPKA, I.; HARTL, M. The Effect of Kinematic Conditions and Synovial Fluid Composition on the Frictional Behaviour of Materials for Artificial Joints. Materials, 2018, vol. 11, iss. 5, p. 1-12. ISSN: 1996-1944.
KOŠŤÁL, D.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Artificial Surface Roughness Deformation in the Starved EHL Contacts. Tribology Online, 2018, vol. 13, iss. 1, p. 1-7. ISSN: 1881-2198.
OMASTA, M.; EBNER, M.; ŠPERKA, P.; LOHNER, T.; KŘUPKA, I.; HARTL, M.; HOEHN, B-R.; STAHL, K. Film formation in EHL contacts with oil-impregnated sintered materials. INDUSTRIAL LUBRICATION AND TRIBOLOGY, 2018, vol. 70, iss. 4, p. 612-619. ISSN: 0036-8792.
KOŠŤÁL, D.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Experimental study of the replenishment in EHL contact lubricated by oils and greases. In 73rd Society of Tribologists & Lubrication Engineers Annual Meeting & Exhibition 2018, Proceedings of a meeting held 20-24 May 2018, Minneapolis, Minnesota, USA. 1. 2018. p. 1 (1 s.). ISBN: 9781510867635.
ZEMAN, J.; RANUŠA, M.; VRBKA, M.; GALLO, J.; M.; KŘUPKA, I.; HARTL, M. UHMWPE acetabular cup creep deformation during the run-in phase of THA's life cycle. Journal of the Mechanical Behavior of Biomedical Materials, 2018, vol. 87, iss. 1, p. 30-39. ISSN: 1751-6161.
POLACH, P.; SMOLÍK, RENDL, J.; L.; HARTL, M.; OMASTA, M.; DYK, Š. Investigation of rotor dynamics with fluid film instabilities II. In Engineering Mechanics 2018. Praha: Ústav teoretické a aplikované mechaniky AV ČR, v. v. i., 2018. p. 689-692. ISBN: 978-80-86246-91-8.
R. Rufaqua, M. Vrbka, D. Choudhury, D. Hemzal, I. Křupka, M. Hartl. THE BIOCHEMICAL PROCESS OF LUBRICANT FILM FORMATION IN JOINT REPLACEMENT. In Engineering Mechanics 2018. First. Praha: Institute of Theretical and Applied Mechanics of the Czech Academy of Sciences, 2018. p. 725-728. ISBN: 978-80-86246-88-8.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Roughness effects in concentrated contact from full to mixed lubrication. In PROCEEDINGS OF ASIA INTERNATIONAL CONFERENCE ON TRIBOLOGY 2018 (ASIATRIB 2018). MALAYSIA: MALAYSIAN TRIBOLOGY SOC-MYTRIBOS, 2018. p. 171-172. ISBN: 978-967-13625-2-5.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Analytical Formula for the Ratio of Central to Minimum Film Thickness in a Circular EHL Contact. Lubricants, 2018, vol. 6, iss. 3, p. 1-11. ISSN: 2075-4442.
REBENDA, D.; ČÍPEK, P.; NEČAS, D.; VRBKA, M.; HARTL, M. Effect of Hyaluronic Acid on Friction of Articular Cartilage. In Engineering Mechanics 2018. First. Praha: Institute of Theretical and Applied Mechanics of the Czech Academy of Sciences, 2018. p. 709-712. ISBN: 978-80-86246-91-8.
NEČAS, D.; VRBKA, M.; GALLO, J.; GALANDÁKOVÁ, A.; KŘUPKA, I.; HARTL, M. An Investigation of Lubrication Mechanisms within Hard-on-soft Hip Implants: A Pilot Study. In Proceedings of Asia International Conference on Tribology 2018 (ASIATRIB 2018). Malajsie: Malaysian Tribology Society, 2018. p. 149-150. ISBN: 978-967-13625-2-5.
KVARDA, D.; GALAS, R.; OMASTA, M.; HARTL, M. An Investigation on Adhesion Behavior of Solid Particles in Water Contaminated Wheel-Rail Contact. In 2018 International Symposium on Rail Infrastructure Systems Engineering (i-RISE 2018). Proceedings. MDPI, 2018. iss. 16, p. 1145-1148. ISSN: 2504-3900.
GALAS, R.; OMASTA, M.; HARTL, M. Top-of-Rail Lubricants: Potential Risks and Benefits. In 2018 International Symposium on Rail Infrastructure Systems Engineering (i-RISE 2018). Proceedings. MDPI, 2018. iss. 16, p. 1140-1141. ISSN: 2504-3900.
GALAS, R.; OMASTA, M.; KŘUPKA, I.; HARTL, M. Influence of climatic conditions on adhesion in the wheel-rail contact. In Proceedings of Asia International Conference on Tribology 2018. Malajsie: Malaysian Tribology Society, 2018. p. 242-243. ISBN: 978-967-13625-2-5.
KANETA, M.; KŘUPKA, I.; ŠPERKA, P.; HARTL, M.; YANG, P.; YANG, P. Thermal Elastohydrodynamic Lubrication of Ceramic Materials. TRIBOLOGY TRANSACTIONS, 2018, vol. 61, iss. 5, p. 868-878. ISSN: 1040-2004.
GALAS, R.; KVARDA, D.; OMASTA, M.; KŘUPKA, I.; HARTL, M. The role of constituents contained in water–based friction modifiers for top–of–rail application. Tribology International, 2018, vol. 117, iss. 1, p. 87-97. ISSN: 0301-679X.
OMASTA, M.; ADAM, J.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. On the Temperature and Lubricant Film Thickness Distribution in EHL Contacts with Arbitrary Entrainment. Lubricants, 2018, vol. 6, iss. 4, p. 1-12. ISSN: 2075-4442.
OMASTA, M.; STRNAD, J.; HARTL, M.; KŘUPKA, I. Využití monitoringu stavu maziva pro hodnocení chování mazaného uzlu. Praha: Česká strojnická společnost z.s., 2018. s. 19.
RANUŠA, M.; GALLO, J.; VRBKA, M.; HOBZA, M.; PALOUŠEK, D.; KŘUPKA, I.; HARTL, M. Wear Analysis of Extracted Polyethylene Acetabular Cups Using a 3D Optical Scanner. TRIBOLOGY & LUBRICATION TECHNOLOGY, 2018, vol. 74, iss. 6, p. 68-84. ISSN: 1545-858X.
ZAPLETAL, T.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. The effect of surface roughness on friction and film thickness in transition from EHL to mixed lubrication. Tribology International, 2018, vol. 128, iss. 1, p. 356-364. ISSN: 1879-2464.
2017
SAKAI, K.; KOŠŤÁL, D.; SHITARA, Y.; KANETA, M.; KŘUPKA, I.; HARTL, M. Influence of Li Grease Thickener Types on Film Thicknesses Formed between Smooth and Dented Surfaces. Tribology Online, 2017, vol. 12, iss. 5, p. 262-273. ISSN: 1881-2198.
OMASTA, M.; KŘUPKA, I.; HARTL, M. Effect of Sliding Direction on EHL Film Shape Under High Sliding Conditions. TRIBOLOGY TRANSACTIONS, 2017, vol. 60, iss. 1, p. 87-94. ISSN: 1040-2004.
FRÝZA, J.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Frictional response of lubricant in EHL contact under transient bi-directional shear loading. Tribology in Industry, 2017, vol. 39, iss. 4, p. 506-518. ISSN: 0354-8996.
KOŠŤÁL, D.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Experimental comparison of the behavior between base oil and grease starvation based on inlet film thickness. Tribology in Industry, 2017, vol. 2017, iss. 1, p. 110-119. ISSN: 0354-8996.
NEČAS, D.; VRBKA, M.; URBAN, F.; GALLO, J.; KŘUPKA, I.; HARTL, M. In situ observation of lubricant film formation in THR considering real conformity: The effect of diameter, clearance and material. Journal of the Mechanical Behavior of Biomedical Materials, 2017, vol. 69, iss. 5, p. 66-74. ISSN: 1751-6161.
ZAPLETAL, T.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. The effect of surface grooves on transition to mixed lubrication. Tribology International, 2017, vol. 114, iss. 1, p. 409-417. ISSN: 0301-679X.
GALAS, R.; OMASTA, M.; KLAPKA, M.; KAEWUNRUEN, S.; KŘUPKA, I.; HARTL, M. Case study: the influence of oil-based friction modifier quantity on tram braking distance and noise. Tribology in Industry, 2017, vol. 39, iss. 2, p. 198-206. ISSN: 0354-8996.
NEČAS, D.; VRBKA, M.; GALLO, J.; KŘUPKA, I.; HARTL, M. Observation of lubrication mechanisms within artificial hip joints. Sixth World Tribology Congress (WTC 2017). Peking: Chinese Tribology Institute (CTI), 2017. p. 1.
FICZA, I.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Effect of Kinematic Operating Conditions on Ridge Deformation—Numerical Study With Experimental Comparison. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2017, vol. 139, iss. 3, p. 031502-031509. ISSN: 0742-4787.
OMASTA, M.; GALAS, R.; KNÁPEK, J.; HARTL, M.; KŘUPKA, I. Development of an adaptive top-of-rail friction modification system. In Institution of Mechanical Engineers - Stephenson Conference: Research for Railways 2017. London; United States: Institution of Mechanical Engineers, 2017. p. 325-332. ISBN: 9781510882959.
KANETA, M.; CUI, J. L.; YANG, P. R.; KŘUPKA, I.; HARTL, M. Influence of thermal conductivity of contact bodies on perturbed film caused by a ridge and groove in point EHL contacts. Tribology International, 2017, vol. 100, iss. 1, p. 84-98. ISSN: 0301-679X.
RANUŠA, M.; GALLO, J.; HOBZA, M.; VRBKA, M.; NEČAS, D.; HARTL, M. Opotřebení a drsnost artikulačního povrchu u extrahovaných polyetylénů jamky Bicon-Plus. Acta Chirurgiae Orthopaedicae et Traumatologiae Cechoslovaca, 2017, roč. 84, č. 3, s. 159-167. ISSN: 0001-5415.
DOČKAL, K.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Fluid flow measurements of 5P4E by particle tracking velocimetry. In ENGINEERING MECHANICS 2017. Česká republika: Aakdemie věd ČR, Ústav termomechaniky, 2017. p. 274-277. ISBN: 978-80-214-5497-2.
NEČAS, D.; SAWAE, Y.; FUJISAWA, T.; NAKASHIMA, K.; MORITA, T.; YAMAGUCHI, T.; VRBKA, M.; KŘUPKA, I.; HARTL, M. The Influence of Proteins and Speed on Friction and Adsorption of Metal/UHMWPE Contact Pair. Biotribology, 2017, vol. 11, iss. 2017, p. 51-59. ISSN: 2352-5738.
KOŠŤÁL, D.; ŠPERKA, P.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. Influence of lubricant inlet film thickness on EHL contact starvation. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2017, vol. 139, iss. 5, p. 1-10. ISSN: 0742-4787.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Prediction of Shallow Indentation Effects in a Rolling-Sliding EHL Contact Based on Amplitude Attenuation Theory. Tribology Online, 2017, vol. 12, iss. 1, p. 1-7. ISSN: 1881-2198.
2016
NEČAS, D.; VRBKA, M.; KŘUPKA, I.; HARTL, M.; GALANDÁKOVÁ, A. Lubrication within hip replacements – Implication for ceramic-on-hard bearing couples. Journal of the Mechanical Behavior of Biomedical Materials, 2016, vol. 61, iss. 8, p. 371-383. ISSN: 1751-6161.
SVOBODA, P.; KOŠŤÁL, D.; GALAS, R.; KŘUPKA, I.; HARTL, M. Tribological behaviour of ultra dispersed diamond-graphite in liquid lubricants. Journal of the Balkan Tribological Association, 2016, vol. 22, iss. 4A, p. 4994-5009. ISSN: 1310-4772.
BAIR, S.; HABCHI, W.; SPERKA, P.; HARTL, M. Quantitative elastohydrodynamic film forming for a gear oil with complex shear-thinning. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2016, vol. 230, iss. 3, p. 289-299. ISSN: 1350-6501.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Experimental Study of Roughness Effect in a Rolling–Sliding EHL Contact. Part I: Roughness Deformation. TRIBOLOGY TRANSACTIONS, 2016, vol. 59, iss. 2, p. 267-276. ISSN: 1040-2004.
KŘUPKA, I.; ŠPERKA, P.; HARTL, M. Effect of surface roughness on lubricant film breakdown and transition from EHL to mixed lubrication. Tribology International, 2016, vol. 100, iss. 1, p. 116-125. ISSN: 0301-679X.
GALAS, R.; OMASTA, M.; KŘUPKA, I.; HARTL, M. Laboratory investigation of ability of oil-based friction modifiers to control adhesion at wheel-rail interface. Wear, 2016, vol. 368-369, iss. 3, p. 230-238. ISSN: 0043-1648.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Transition from plug-flow to linear speed profile near a dent in a rolling–sliding EHL contact. Tribology International, 2016, vol. 100, iss. 1, p. 344-350. ISSN: 0301-679X.
ŠPERKA, P.; OMASTA, M.; KŘUPKA, I.; HARTL, M. Abnormal lubricant aggregation on roughness features in a rolling–sliding elastohydrodynamic contact. Tribology International, 2016, vol. 94, iss. 1, p. 346-351. ISSN: 0301-679X.
CHOUDHURY, D.; GHOSH, S.; ALI, F.; VRBKA, M.; HARTL, M.; KŘUPKA, I. The influence of surface modification on friction and lubrication mechanism under a bovine serum lubricated condition. TRIBOLOGY TRANSACTIONS, 2016, vol. 59, iss. 2, p. 316-322. ISSN: 1040-2004.
GALANDÁKOVÁ, A.; ULRICHOVÁ, J.; LANGOVÁ, K.; HANÁKOVÁ, A.; VRBKA, M.; HARTL, M.; GALLO, J. Characteristics of synovial fluid required for optimization of lubrication fluid for biotribological experiments. JOURNAL OF BIOMEDICAL MATERIALS RESEARCH PART B-APPLIED BIOMATERIALS, 2016, vol. 105, iss. 6, p. 1422-1431. ISSN: 1552-4981.
DONG, J.; SVOBODA, P.; VRBKA, M.; KOŠŤÁL, D.; URBAN, F.; ČÍŽEK, J.; ROUPCOVÁ, P.; DONG, H.; KŘUPKA, I.; HARTL, M. Towards near-permanent CoCrMo prosthesis surface by combining micro-texturing and low temperature plasma carburising. Journal of the Mechanical Behavior of Biomedical Materials, 2016, vol. 55, iss. 1, p. 215-227. ISSN: 1751-6161.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Experimental Study of Roughness Effect in a Rolling-Sliding EHL Contact. Part II: Complementary Effects. TRIBOLOGY TRANSACTIONS, 2016, vol. 59, iss. 2, p. 277-285. ISSN: 1040-2004.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Lubricant flow in thin-film elastohydrodynamic contact under extreme conditions. Friction, 2016, vol. 4, iss. 4, p. 380-390. ISSN: 2223-7690.
NEČAS, D.; VRBKA, M.; YARIMITSU, S.; NAKASHIMA, K.; SAWAE, Y.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Frictional properties of PVA hydrogel. In The Latest Methods of Construction Design. Springer International Publishing, 2016. p. 159-164. ISBN: 978-3-319-22761-0.
RANUŠA, M.; GALLO, J.; VRBKA, M.; HOBZA, M.; PALOUŠEK, D.; KŘUPKA, I.; HARTL, M. Wear Analysis of Extracted Polyethylene Acetabular Cups Using a 3D Optical Scanner. TRIBOLOGY TRANSACTIONS, 2016, vol. 60, iss. 3, p. 437-447. ISSN: 1040-2004.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Surface Roughness Effects under High Sliding EHL Conditions. Tribology Online, 2016, vol. 11, iss. 1, p. 34-39. ISSN: 1881-218X.
NEČAS, D.; VRBKA, M.; URBAN, F.; KŘUPKA, I.; HARTL, M. The effect of lubricant constituents on lubrication mechanisms in hip joint replacements. Journal of the Mechanical Behavior of Biomedical Materials, 2016, vol. 55, iss. 3, p. 295-307. ISSN: 1751-6161.
KOŠŤÁL, D.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Relationship between Thickness of Entering Layer and Level of EHL Contact Starvation. In Tribology - Industrial and Automotive Lubrication. Esslingen (Germany): Techniosche Akademie Esslingen e.V., 2016. p. 120-120. ISBN: 978-3-943563-23-8.
FRÝZA, J.; ŠPERKA, P.; KANETA, M.; KŘUPKA, I.; HARTL, M. Effects of lubricant rheology and impact speed on EHL film thickness at pure squeeze action. Tribology International, 2016, vol. 106, iss. 2, p. 1-9. ISSN: 0301-679X.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. The effect of surface grooves on film breakdowns in point contacts. Tribology International, 2016, vol. 102, iss. 1, p. 249-256. ISSN: 0301-679X.
HARTL, M.; POLIŠČUK, R.; OMASTA, M.; VAŠÍČEK, M. Využití GNSS pro inteligentní mazání okolků kolejových vozidel. Družicové metody v geodézii a katastru. 1. Brno: ECON Publishing, s.r.o., 2016. s. 79.ISBN: 978-80-86433-60-8.
SVOBODA, P.; KOŠŤÁL, D.; KŘUPKA, I.; HARTL, M. Study of Scale Effect in a Starved Elastohydrodynamically Lubricated Contact. Applied Mechanics and Materials, 2016, vol. 821, iss. 1, p. 138-143. ISSN: 1662-7482.
Peer-reviewed article not indexed in WoS or Scopus
KOŠŤÁL, D.; KŘUPKA, I.; HARTL, M. Including the method of lubricant film thickness measurement with the use of the monochromatic interferometry to the education of tribology. In 55th International conference of Machine design Departments. 2016. s. 141-146. ISBN: 978-80-01-05542-7.
2015
FRÝZA, J.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Roughness Effects in Impact EHL of Elliptical Contacts. Tokyo: Japanese Society of Tribologists, 2015. p. 971.
ALI, F.; KŘUPKA, I.; HARTL, M. Effects of out-of-contact lubricant channeling on friction and film thickness in starved elastohydrodynamic lubrication point contacts. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2015, vol. 229, iss. 6, p. 1-9. ISSN: 1350-6501.
VRBKA, M.; NEČAS, D.; HARTL, M.; KŘUPKA, I.; URBAN, F.; GALLO, J. Visualization of lubricating films between artificial head and cup with respect to real geometry. Biotribology, 2015, vol. 1-2, iss. 1, p. 61-65. ISSN: 2352-5738.
CHOUDHURY, D.; ROY, T.; KRUPKA, I.; HARTL, M.; MOOTANAH, R. Tribological Investigation of Ultra-High Weight Molecular Polyethylene Against Advanced Ceramic Surfaces in a hip Joint Conditions. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2015, vol. 229, iss. 4, p. 410-419. ISSN: 1350-6501.
GALAS, R.; OMASTA, M.; KŘUPKA, I.; HARTL, M. Effect of Friction Modifiers on Adhesion in Wheel-Rail Contact. Tokyo: Japanese Society of Tribologists, 2015. p. 973.
URBAN, F.; NEČAS, D.; VRBKA, M.; KŘUPKA, I.; HARTL, M. In Situ Observation of Lubricant Film within Artificial Hip Joints. Tokyo: Japanese Society of Tribologists, 2015. p. 860.
NEČAS, D.; ŠPERKA, P.; VRBKA, M.; KŘUPKA, I.; HARTL, M. Film thickness mapping in lubricated contacts using fluorescence. MM Science Journal, 2015, vol. 4, iss. 4, p. 821-824. ISSN: 1803-1269.
ALI, F.; KŘUPKA, I.; HARTL, M. Mechanism for Controlling Oil Replenishment in Starved Elliptical EHL Contacts. Tribology letter, 2015, vol. 60, iss. 37, p. 1-8. ISSN: 1023-8883.
KOŠŤÁL, D.; ŠPERKA, P.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. Experimental observation of elastohydrodynamically lubricated contacts replenishment. MM Science Journal, 2015, iss. 2015/3, p. 640-644. ISSN: 1805-0476.
FRÝZA, J.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Behaviour of EHL Films under Lateral Vibrations. In Book of Proceedings of 56th International Conference of Machine Design Departments. First. Nitra: Slovak University of Agriculture in Nitra, 2015. p. 349-352. ISBN: 978-80-552-1377-4.
KANETA, M.; YANG, P.; KŘUPKA, I.; HARTL, M. Fundamentals of thermal elastohydrodynamic lubrication in Si3N4 and steel circular contacts. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2015, vol. 229, iss. 8, p. 929-939. ISSN: 1350-6501.
KOŠŤÁL, D.; NEČAS, D.; ŠPERKA, P.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. Lubricant Rupture Ratio at Elastohydrodynamically Lubricated Contact Outlet. Tribology letter, 2015, vol. 59, iss. 3, p. 1 (jasne p.)ISSN: 1023-8883.
ALI, F.; KANETA, M.; KŘUPKA, I.; HARTL, M. Experimental and numerical investigation on the behavior of transverse limited micro-grooves in EHL point contacts. Tribology International, 2015, vol. 84, iss. 4, p. 81-89. ISSN: 0301-679X.
CHOUDHURY, D.; CHING, H.A.; MAMAT, A.B.; ČÍŽEK, J.; ABU OSMAN, N.A.; VRBKA, M.; HARTL, M.; KŘUPKA, I. Fabrication and characterization of DLC coated microdimples on hip prosthesis heads. JOURNAL OF BIOMEDICAL MATERIALS RESEARCH PART B-APPLIED BIOMATERIALS, 2015, vol. 103, iss. 5, p. 1002-1012. ISSN: 1552-4973.
SVOBODA, P.; KOŠŤÁL, D.; KŘUPKA, I.; HARTL, M. Experimental Investigation of Lubrication Film Formation at Start-up of Smooth Surfaces. MM Science Journal, 2015, vol. 2015, iss. December, p. 825-828. ISSN: 1805-0476.
NEČAS, D.; VRBKA, M.; URBAN, F.; KŘUPKA, I.; HARTL, M.; GALLO, J. An experimental investigation of lubricant film formation in artificial hip joints. Proceedings of The 8th International Biotribology Forum and The 36th Biotribology Symposium. Yokohama: 2015. p. 73.
VRBKA, M.; NEČAS, D.; BARTOŠÍK, J.; HARTL, M.; KŘUPKA, I.; GALANDÁKOVÁ, A.; GALLO, J. Stanovení součinitele tření hlavic a jamek TEP kyčle. Acta Chirurgiae Orthopaedicae et Traumatologiae Cechoslovaca, 2015, roč. 82, č. 5, s. 341-347. ISSN: 0001-5415.
CHOUDHURY, D.; URBAN, F.; VRBKA, M.; HARTL, M.; KŘUPKA, I. A novel tribological study on DLC-coated micro-dimpled Orthopedics implant interface. Journal of the Mechanical Behavior of Biomedical Materials, 2015, vol. 2015, iss. 45, p. 121-131. ISSN: 1751-6161.
OMASTA, M.; MACHATKA, M; SMEJKAL, D.; KŘUPKA, I.; HARTL, M. Influence of sanding parameters on adhesion recovery in contaminated wheel–rail contact. Wear, 2015, vol. 322-323, iss. 1, p. 218-225. ISSN: 0043-1648.
GALAS, R.; ŠPERKA, P.; OMASTA, M.; HARTL, M.; KŘUPKA, I. Investigation of the Lubricant Fluid-Flow in EHL Contact using Particle Tracking. In Book of Proceedings of 56th International Conference of Machine Design Departments. First. Nitra: Slovak University of Agriculture in Nitra, 2015. p. 353-356. ISBN: 978-80-552-1377-4.
ALI, F.; KŘUPKA, I.; HARTL, M. Reducing the friction of lubricated nonconformal point contacts by transverse shallow micro-grooves. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2015, vol. 229, iss. 4, p. 420-428. ISSN: 1350-6501.
2014
HARTL, M.; KŘUPKA, I.; OMASTA, M.; ŠPERKA, P. RECENT ADVANCES AND PROBLEMS IN LUBRICATED HERTZIAN CONTACTS. In ENGINEERING MECHANICS 2014. Engineering Mechanics. Engineering Mechanics. Svratka, Česká Republika.: Czech Society for Mechanics, 2014. p. 34-37. ISBN: 978-80-214-4871-1. ISSN: 1805-8248.
FICZA, I.; VAVERKA, M.; HARTL, M. Numerical solution of contact pressure in lubricated non-smooth point contact using convolution algorithms. International Journal of Computational Science and Engineering, 2014, vol. 9, iss. 5/6, p. 457-464. ISSN: 1742-7193.
KOŠŤÁL, D.; ŠPERKA, P.; HARTL, M. Controlling and Measuring Starvation Severity in EHL Contacts. Engineering Mechanics, 2014, vol. 21, iss. 5, p. 321-328. ISSN: 1802-1484.
VRBKA, M.; KŘUPKA, I.; HARTL, M.; NÁVRAT, T.; GALLO, J.; GALANDÁKOVÁ, A. In situ measurements of thin films in bovine serum lubricated contacts using optical interferometry. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART H-JOURNAL OF ENGINEERING IN MEDICINE, 2014, vol. 228, iss. 2, p. 149-158. ISSN: 0954-4119.
FICZA, I.; ŠPERKA, P.; HARTL, M. Transient Calculations in Elastohydrodynamically Lubricated Point Contacts. Engineering Mechanics, 2014, vol. 2014 (21), iss. 5, p. 311-319. ISSN: 1805-4633.
NEČAS, D.; VRBKA, M.; YARIMITSU, S.; NAKASHIMA, K.; SAWAE, Y.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Frictional Properties of PVA Hydrogel. In 55th International Conference of Machine Design Departments. 2014. p. 147-152. ISBN: 978-80-01-05542-7.
GALAS, R.; SMEJKAL, D.; OMASTA, M.; HARTL, M. Twin-Disc Experimental Device for Study of Adhesion in Wheel-Rail Contact. Engineering Mechanics, 2014, vol. 21, iss. 5, p. 329-334. ISSN: 1805-4633.
HARTL, M.; KŘUPKA, I.; OMASTA, M.; ŠPERKA, P. Recent Advances and Problems in Lubricated Hertzian Contacts. In Engineering Mechanics 2014. Svratka: Brno University of Technology, 2014. p. 34-38. ISBN: 978-80-214-4871-1.
KANETA, M.; GUO, F.; WANG, J.; KŘUPKA, I.; HARTL, M. Microgroove formation in surface ridges in impact elliptical EHL contacts. Lubrication Science, 2014, vol. 26, iss. 5, p. 283-299. ISSN: 0954-0075.
NEČAS, D.; VRBKA, M.; ŠPERKA, P.; DRUCKMÜLLER, M.; SKLÁDAL, P.; ŠTARHA, P.; KŘUPKA, I.; HARTL, M. Qualitative Analysis of Film Thickness in Rolling EHD Contact by Fluorescence Technique. In Modern Methods of Construction Design. Lecture Notes in Mechanical Engineering. Springer International Publishing, 2014. p. 615-622. ISBN: 978-3-319-05202-1. ISSN: 2195-4356.
KANETA, M.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Ehl traction analysis of perfluoropolyether fluids based on bulk modulus. Tribologia: Finnish Journal of Tribology, 2014, vol. 32, iss. 2, p. 29-37. ISSN: 0780-2285.
KOŠŤÁL, D.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Mechanismy mazání valivých ložisek. In 2014. s. 30-32.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Evidence of Plug Flow in Rolling-Sliding Elastohydrodynamic Contact. Tribology letter, 2014, vol. 54, iss. 2, p. 151-160. ISSN: 1023-8883.
2013
VRBKA, M.; NÁVRAT, T.; KŘUPKA, I.; HARTL, M.; GALLO, J. MAPPING OF FILM THICKNESS IN BOVINE SERUM LUBRICATED CONTACTS. Engineering Mechanics, 2013, vol. 20, iss. 1, p. 27-41. ISSN: 1802-1484.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Surface Roughness Effects in Thermal EHL Contacts. In Proceedings of the 5th World Tribology Congress. 2. Torino: Politecnico di Torino (DIMEAS), 2013. p. 1686-1688. ISBN: 9781634393522.
BAIR, S.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Quantitative elastohydrodynamic film thickness of mechanically degraded oil. Tribology International, 2013, vol. 65, iss. 8, p. 33-38. ISSN: 0301-679X.
ALI, F.; KRUPKA, I.; HARTL, M. Enhancing the parameters of starved EHL point conjunctions by artificially induced replenishment. Tribology International, 2013, vol. 66, iss. 1, p. 134-142. ISSN: 0301-679X.
JANG, S.; HARTL, M.; KŘUPKA, I. Study on the transient elastohydrodynamic film formation by the artificial surface pattern structure. In 5th World Tribology Congress, WTC 2013; The Palaolimpico Isozaki TorinoC.so SebastopoliTorino; Italy; 8 September 2013 through 13 September 2013; Code 109501. 2. Torino: Politecnico di Torino (DIMEAS), 2013. p. 1013-1015. ISBN: 9781634393522.
KOŠŤÁL, D.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Surface Roughness Effects in Starved EHL Contacts. In Proceedings of World Tribology Congres 2013. 1. Turín: Italian Tribology Association, 2013. p. 951-954. ISBN: 9781634393522.
KOŠŤÁL, D.; ŠPERKA, P.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. Influence of rolling elements distance on starvation. In Society of Tribologists & Lubrication Engineers Annual Meeting & Exhibition 2013 / Proceedings of a meeting held 5-9 May 2013, Detroit, Michigan, USA. Detroit: Curran Associates, Inc. ( Dec 2013 ), 2013. s. 296-298. ISBN: 978-1-62993-289-7.
STAHL, K.; MICHAELIS, K.; MAYER., J; WEIGL, A.; LOHNER, T.; OMASTA, M.; HARTL, M.; KŘUPKA, I. Theoretical and experimental investigations on EHL point contacts with different entrainment velocity directions. In Proceedings of World Tribology Congres 2013. 4. Turín: Politecnico di Torino (DIMEAS), 2013. p. 980-983. ISBN: 9781634393522.
VRBKA, M.; KŘUPKA, I.; HARTL, M.; GALLO, J. Study of lubricating mechanisms in artificial hip joints. In 5th World Tribology Congress, WTC 2013. 1. Torino, Italy: Politecnico di Torino (DIMEAS), 2013. p. 467-469. ISBN: 9781634393522.
NEČAS, D.; VRBKA, M.; ŠPERKA, P.; DRUCKMÜLLER, M.;SKLÁDAL, P.; ŠTARHA, P.; KŘUPKA, I.; HARTL, M. Qualitative Analysis of Film Thickness in Rolling EHD Contact by Fluorescence Technique. In Book of Proceedings of 54th International Conference of Machine Design Departments. Springer, 2013. p. 513-520. ISBN: 978-80-7372-986-8.
GALLO, J.; HARTL, M.; VRBKA, M.; NÁVRAT, T.; KŘUPKA, I. Co by měl vědět ortoped o biotribologii totální endoprotézy kyčelního kloubu. Acta Chirurgiae Orthopaedicae et Traumatologiae Cechoslovaca, 2013, roč. 80, č. 6, s. 377-385. ISSN: 0001-5415.
OMASTA, M.; FRÝZA, J.; HARTL, M.; KŘUPKA, I. An experimental approach to the study of rail wheel/flange lubrication. In Society of Tribologists & Lubrication Engineers Annual Meeting & Exhibition 2013 / Proceedings of a meeting held 5-9 May 2013, Detroit, Michigan, USA. Society of Tribologists and Lubrication Engineers, 2013. p. 1-3. ISBN: 978-1-62993-289-7.
HARTL, M. Lubricant Film Thickness Measurement: Colorimetric Interferometry. In Encyclopedia of Tribology. 1. New York: Springer US, 2013. p. 2023.ISBN: 978-0-387-92896-8.
Chapter in a book
OMASTA, M.; FRÝZA, J.; HARTL, M.; KŘUPKA, I. Study of Effects of Wheel Flange/Rail Gauge Contact Lubrication. In Proceedings of World Tribology Congres 2013. 4. Turín: Politecnico di Torino (DIMEAS), 2013. p. 3007-3009. ISBN: 9781634393522.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Rapid Prediction of Roughness Effects in Sliding EHL Contacts. In Society of Tribologists & Lubrication Engineers Annual Meeting & Exhibition 2013 / Proceedings of a meeting held 5-9 May 2013, Detroit, Michigan, USA. Detroit: Society of Tribologists and Lubrication Engineers, 2013. p. 180-182. ISBN: 978-1-62993-289-7.
NÁVRAT, T.; VRBKA, M.; LAŠTŮVKA, J.; KŘUPKA, I.; HARTL, M.; GALLO, J. Effect of contact condition on film thickness formation in artificial joints. In Mechatronics 2013. Springer International Publishing Switzerland: Springer International Publishing, 2013. p. 863-868. ISBN: 978-3-319-02293-2.
OMASTA, M.; KŘUPKA, I.; HARTL, M. Effect of Surface Velocity Directions on Elastohydrodynamic Film Shape. TRIBOLOGY TRANSACTIONS, 2013, vol. 56, iss. 2, p. 301-309. ISSN: 1040-2004.
STAHL, K.; MICHAELIS, K.; MAYER, J.; WEIGL, A.; LOHNER, T.; OMASTA, M.; HARTL, M.; KŘUPKA, I. Theoretical and Experimental Investigations on EHL Point Contacts with Different Entrainment Velocity Directions. TRIBOLOGY TRANSACTIONS, 2013, vol. 56, iss. 5, p. 728-738. ISSN: 1040-2004.
VRBKA, M.; NÁVRAT, T.; KŘUPKA, I.; HARTL, M.; ŠPERKA, P.; GALLO, J. Study of film formation in bovine serum lubricated contacts under rolling/sliding conditions. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2013, vol. 227, iss. 5, p. 459-475. ISSN: 1350-6501.
KANETA, M.; KŘUPKA, I.; HARTL, M.; GUO, F.; WANG, J. Formation of micro-grooves under impact loading in elliptical contacts with surface ridges. Tribology International, 2013, vol. 65, iss. 9, p. 336-345. ISSN: 0301-679X.
SVOBODA, P.; KOŠŤÁL, D.; KŘUPKA, I.; HARTL, M. Experimental study of starved EHL contacts based on thickness of oil layer in the contact inlet. Tribology International, 2013, vol. 67, iss. 1, p. 140-145. ISSN: 0301-679X.
ALI, F.; KŘUPKA, I.; HARTL, M. An Approximate Approach to Predict the Degree of Starvation in Ball–Disk Machine Based on the Relative Friction. TRIBOLOGY TRANSACTIONS, 2013, vol. 56, iss. 4, p. 681-686. ISSN: 1040-2004.
2012
BOSÁK, D.; LAŠTŮVKA, J.; VRBKA, M.; NÁVRAT, T.; HARTL, M.; KŘUPKA, I. MAPPING OF LUBRICATING FILM THICKNESS IN HUMAN HIP JOINT REPLACEMENTS. MM Science Journal, 2012, vol. 2012, iss. 12, p. 378-381. ISSN: 1803-1269.
KAISER, J.; NOVOTNÝ, K.; MARTIN, M.; HRDLIČKA, A.; MALINA, R.; HARTL, M.; ADAM, V.; KIZEK, R. Trace elemental analysis by laser-induced breakdown spectroscopy - Biological applications. SURFACE SCIENCE REPORTS, 2012, vol. 67, iss. 11, p. 233-243. ISSN: 0167-5729.
KANETA, M.; KŘUPKA, I.; HARTL, M. Pressure Increase in Elliptical Impact Elastohydrodynamic Lubrication Contacts With Longitudinal Asperities. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2012, vol. 135, iss. 1, p. 1-6. ISSN: 0742-4787.
BOSÁK, D.; LAŠTŮVKA, J.; VRBKA, M.; NÁVRAT, T.; HARTL, M.; KŘUPKA, I. Mapping of lubricating film thickness in human hip joint replacements. In 53rd International Conference of Machine Design Departments. 1. Brno: Brno University of Technology, 2012. p. 45-52. ISBN: 978-80-214-4533-8.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Prediction of Real Rough Surface Deformation in Pure Rolling EHL Contact: Comparison with Experiment. TRIBOLOGY TRANSACTIONS, 2012, vol. 55, iss. 5, p. 698-704. ISSN: 1040-2004.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Experimental study on analytical methods for roughness deformation description in EHL contacts. In PROCEEDINGS OF THE ASME/STLE INTERNATIONAL JOINT TRIBOLOGY CONFERENCE, IJTC 2012. Denver, CO: American Society of Mechanical Engineers, 2012. p. 123-125. ISBN: 978-0-7918-4508-0.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Experimental study of real roughness attenuation in rolling-sliding concentrated contacts. Tribology International, 2012, vol. 46, iss. 1, p. 14-21. ISSN: 0301-679X.
ALI, F.; HARTL, M. FRICTION OF NON-CONFORMAL CONTACTS UNDER STARVED EHD LUBRICATION. MM Science Journal, 2012, vol. 2012, iss. 12, p. 374-377. ISSN: 1803-1269.
SVOBODA, P.; KOŠŤÁL, D.; KŘUPKA, I.; HARTL, M. EXPERIMENTAL STUDY OF LUBRICATION FILM FORMATION IN MULTIPLE CONTACTS DEVICE UNDER STARVED CONDITIONS. In Proceedings of the ASME/STLE 2012 International Joint Tribology Conference. Denver, CO; United States: American Society of Mechanical Engineers, Tribology Division, TRIB, 2012. p. 233-235. ISBN: 978-0-7918-4508-0.
KŘUPKA, I.; HARTL, M.; KANETA, M. Pressure increase in elliptical impact ehl contacts with surface asperities. In Proceedings of the ASME/STLE 2012 International Joint Tribology Conference. Denver, CO; United States: American Society of Mechanical Engineers, Tribology Division, TRIB, 2012. p. 101-102. ISBN: 9780791845080.
ALI, F.; KŘUPKA, I.; HARTL, M. Analytical and experimental investigation on friction of non-conformal point contacts under starved lubrication. MECCANICA, 2012, vol. 45, iss. 1, p. 1-9. ISSN: 0025-6455.
KAISER, J.; ŠTĚPÁNKOVÁ, K.; KOŘISTKOVÁ, T.; ŠEDO, O.; MELNYK, G.; HARTL, M.; PALOUŠEK, D.; KUČERA, J. Determination of the cause of selected canine urolith formation by advanced analytical methods. JOURNAL OF SMALL ANIMAL PRACTICE, 2012, vol. 2012, iss. 53, p. 646-651. ISSN: 0022-4510.
KŘUPKA, I.; HARTL, M.; ČUDEK, V. Application of Spectroscopic Reflectometry to Elastohydrodynamic Lubrication Films Study. Tribology letter, 2012, vol. 45, iss. 1, p. 195-205. ISSN: 1023-8883.
OMASTA, M.; KŘUPKA, I.; HARTL, M. THE CONTRIBUTION OF A SLIDING VELOCITY TO EHL FILM THICKNESS DISTRIBUTION. In ASME/STLE 2012 International Joint Tribology Conference. 1. Denver, Colorado, USA: ASME/STLE, 2012. p. 1-3. ISBN: 978-0-7918-4508-0.
VRBKA, M.; NÁVRAT, T.; KŘUPKA, I.; HARTL, M.; GALLO, J.; ADAM, T. Effect of Proteins on Film Formation in Bovine Serum Lubricated Contacts. In 15th Nordic Symposium on Tribology (NORDTRIB 2012). 1. Trondheim, Norway: Norwegian University of Science and Technology, 2012. p. 91 ISBN: 978-82-14-05270-1.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. The Behavior of Surface Roughness in EHL Contacts Under Small Slide to Roll Ratios. Tribology letter, 2012, vol. 47, iss. 3, p. 357-366. ISSN: 1023-8883.
OMASTA, M.; HARTL, M.; KŘUPKA, I. EFFECT OF SURFACE VELOCITY DIRECTIONS ON EHD FILM SHAPE. In STLE 2012 Annual Meeting & Exhibition. Society of Tribologists and Lubrication Engineers, 2012. p. 1-3. ISBN: 978-0-7918-4508-0.
KANETA, M.; KŘUPKA, I.; HARTL, M. Effects of Loading Process and Contact Shape on Point Impact Elastohydrodynamics. TRIBOLOGY TRANSACTIONS, 2012, vol. 55, iss. 6, p. 772-781. ISSN: 1040-2004.
ZIMMERMAN, M.; KŘUPKA, I.; HARTL, M.; HOUŠKA, P. LUBRICATION FILM THICKNESS BEHAVIOR UNDER TRANSIENT SPEED AND LOAD CONDITIONS. In PROCEEDINGS OF THE ASME/STLE INTERNATIONAL JOINT TRIBOLOGY CONFERENCE, IJTC 2012. 1. Denver, CO, USA: AMER SOC MECHANICAL ENGINEERS, THREE PARK AVENUE, NEW YORK, NY 10016-5990 USA, 2012. p. 189-191. ISBN: 978-0-7918-4508-0.
VRBKA, M.; NÁVRAT, T.; KŘUPKA, I.; HARTL, M.; GALLO, J. EFFECT OF PROTEINS ON FILM FORMATION IN BOVINE SERUM LUBRICATED CONTACTS UNDER ROLLING/SLIDING CONDITIONS. In ASME/STLE 2012 Joint Tribology Conference (IJTC2012). 1. Denver, Colorado, USA: ASME, 2012. p. 1-3. ISBN: 978-0-7918-4508-0.
2011
SVOBODA, P.; VRBKA, M.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Study of Lubrication Film Formation in Ball Bearings Under Starved Conditions. In ASME/STLE 2011 International Joint Tribology Conference. 1. Los Angeles, CA, USA: American Society of Mechanical Engineers, Tribology Division, TRIB, 2011. p. 183-185. ISBN: 978-0-7918-5474-7.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Experimental study of artificial features attenuation in rolling/sliding concentrated contacts. In ASME/STLE 2011 International Joint Tribology Conference. 1. Los Angeles, CA, USA: ASME/STLE, 2011. p. 135-137. ISBN: 978-0-7918-5474-7.
VRBKA, M.; ZIMMERMAN, M.; NÁVRAT, T.; KŘUPKA, I.; HARTL, M. Mapping of film thickness in bovine serum lubricated contacts. In International Conference on BioTribology (ICoBT 2011). 1. Londýn: Imperial College, 2011. p. 1-2.
KŘUPKA, I.; HARTL, M.; ZIMMERMAN, M.; HOUŠKA, P.; JANG,S. Effect of surface texturing on elastohydrodynamically lubricated contact under transient speed conditions. Tribology International, 2011, vol. 44, iss. 10, p. 1144-1150. ISSN: 0301-679X.
VRBKA, M.; KŘUPKA, I.; SVOBODA, P.; ŠPERKA, P.; NÁVRAT, T.; HARTL, M.; NOHAVA, J. Effect of shot peening on rolling contact fatigue and lubricant film thickness within mixed lubricated non-conformal rolling/sliding contacts. Tribology International, 2011, vol. 44, iss. 12, p. 1726-1735. ISSN: 0301-679X.
ZIMMERMAN, M.; KŘUPKA, I.; HARTL, M.; HOUŠKA, P. EFFECT OF SURFACE TEXTURING ON EHD LUBRICATION FILMS UNDER TRANSIENT SPEED CONDITION. In PROCEEDINGS OF THE ASME/STLE INTERNATIONAL JOINT TRIBOLOGY CONFERENCE - 2011. 1. Los Angeles, CA, USA: AMER SOC MECHANICAL ENGINEERS, THREE PARK AVENUE, NEW YORK, NY 10016-5990 USA, 2011. p. 187-189. ISBN: 978-0-7918-5474-7.
GALIOVÁ, M.; KAISER, J.; NOVOTNÝ, K.; HARTL, M.; KIZEK, R.; BABULA, P. Utilization of Laser-Assisted Analytical Methods for Monitoring of Lead and Nutrition Elements Distribution in Fresh and Dried Capsicum annuum L. Leaves. MICROSCOPY RESEARCH AND TECHNIQUE, 2011, vol. 74, iss. 9, p. 845-852. ISSN: 1059-910X.
OMASTA, M.; KŘUPKA, I.; HARTL, M. Effect of surface velocity directions on elastohydrodynamic film shape. In ECOTRIB 2011. Wien: The Austrian Tribology Society, 2011. p. 531-532. ISBN: 978-3-901657-38-2.
OMASTA, M.; KŘUPKA, I.; HARTL, M. Study of elastohydrodynamic film shape under different directions of velocity vectors. In ASME/STLE 2011 International Joint Tribology Conference. 1. Los Angeles, CA, USA: ASME/STLE, 2011. p. 1-3. ISBN: 978-0-7918-5474-7.
2010
KŘUPKA, I.; HARTL, M.; BAIR, S.; SVOBODA, P. ;KUMAR, P. Mechanical Degradation of the Liquid in an Operating EHL Contact. Tribology letter, 2010, vol. 40, iss. 3, p. 1-7. ISSN: 1023-8883.
VRBKA, M.; KŘUPKA, I.; HARTL, M.; SVOBODA, P. Effect of Surface Topography Modifications on Rolling Contact Fatigue of Mixed Lubricated Contacts. In Proceedings of a meeting held 16-20 May 2010, Las Vegas, Nevada, USA. Las Vegas, Nevada, USA: STLE, 2010. p. 1-3. ISBN: 9781617387272.
KUMAR, P.; BAIR, S.; KŘUPKA, I.; HARTL, M. Newtonian quantitative elastohydrodynamic film thickness with linear piezoviscosity. Tribology International, 2010, vol. 43, iss. 11, p. 2159-2165. ISSN: 0301-679X.
VRBKA, M.; ŠAMÁNEK, O.; ŠPERKA, P.; NÁVRAT, T.; KŘUPKA, I.; HARTL, M. Effect of surface texturing on rolling contact fatigue within mixed lubricated non-conformal rolling/sliding contacts. Tribology International, 2010, vol. 43, iss. 8, p. 1457-1465. ISSN: 0301-679X.
SHEN, XJ.; CHEN, XY.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Effect of real longitudinal surface roughness on lubrication film formation within line elastohydrodynamic contact. Tribology International, 2010, vol. 44, iss. 3, p. 1-6. ISSN: 0301-679X.
VRBKA, M.; KŘUPKA, I.; ŠAMÁNEK, O.; SVOBODA, P.; VAVERKA, M.; HARTL, M. Effect of surface texturing on lubrication film formation and rolling contact fatigue within mixed lubricated non-conformal contacts. MECCANICA, 2010, vol. 2010, iss. 06, p. 1-8. ISSN: 0025-6455.
2009
KŘUPKA, I.; HARTL, M.; VRBKA, M.; VAVERKA, M.; SVOBODA, P.; ŠAMÁNEK, O. The Effect of Surface Texturing on Lubricant Film Thickness and Contact Pressure within Non-Conformal Surfaces. In Ecotrib 2009 - 2nd European Conference on Tribology. 1. Pisa, Italy: Engineering Faculty, University of Pisa, 2009. p. 115-120. ISBN: 978-88-467-2426-7.
KŘUPKA, I.; HARTL, M.; BAIR, S.; KUMAR, P.; KHONSARI, M.M. The Effect of Load (Pressure) for Quantitative EHL Film Thickness. Tribology letter, 2009, vol. 34, iss. X, p. 1-10. ISSN: 1023-8883.
KŘUPKA, I.; HARTL, M.; SVOBODA, P. Effects of surface topography on lubrication film formation within elastohydrodynamic and mixed lubricated non-conformal contacts. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2009, vol. 223, iss. 6, p. 1-9. ISSN: 1350-6501.
KŘUPKA, I.; SVOBODA, P.; HARTL, M. Effect of surface topography on mixed lubrication film formation during start up under rolling/sliding conditions. Tribology International, 2009, vol. 43, iss. 4, p. 1-9. ISSN: 0301-679X.
HARTL, M.; KŘUPKA, I.; SVOBODA, P. Effect of surface topography on mixed lubrication film under transient conditions. In PROCEEDINGS OF THE ASME/STLE INTERNATIONAL JOINT TRIBIOLOGY CONFERENCE - 2009. 1. Mempis, TN: AMER SOC MECHANICAL ENGINEERS, THREE PARK AVENUE, NEW YORK, NY 10016-5990 USA, 2009. p. 481-482. ISBN: 978-0-7918-4895-1.
KŘUPKA, I.; HARTL, M.; SVOBODA, P. Effects of surface topography on lubrication film formation within mixed lubricated contacts during start up. In Proceedings of World Tribology Congress 2009, Sunday 6th to Friday 11th, September, 2009, Kyoto, Japan. Japan: Japanese Society of Tribologists, 2009, 2009. p. 543 ISBN: 9784990013998.
ČUDEK, V.; KŘUPKA, I.; HARTL, M. Užití spektroskopické reflektometrie při studiu elastohydrodynamického mazání. Jemná mechanika a optika, 2009, roč. 54, č. 7-8, s. 229-230. ISSN: 0447-6441.
KŘUPKA, I.; HARTL, M.; VRBKA, M.; VAVERKA, M.; POLIŠČUK, R. Effect of surface dents on contact pressure in elastohydrodynamic contacts. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2009, vol. 223, iss. 4, p. 683-693. ISSN: 1350-6501.
ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Experimental study of real roughness attenuation in concentrated contacts. Tribology International, 2009, vol. 42, iss. 12, p. 1-9. ISSN: 0301-679X.
KŘUPKA, I.; HARTL, M. Effect of Surface Texturing on Very Thin Film EHD Lubricated Contacts. TRIBOLOGY TRANSACTIONS, 2009, vol. 52, iss. 1, p. 21-28. ISSN: 1040-2004.
2008
VAVERKA, M.; VRBKA, M.; POLIŠČUK, R.; KŘUPKA, I.; HARTL, M. Numerical evaluation of pressure from experimentally measured film thickness in EHL point contact. Lubrication Science, 2008, vol. 20, iss. 1, p. 47-59. ISSN: 0954-0075.
KŘUPKA, I.; HARTL, M.; SVOBODA, P. Effects of Roughness Features on Lubrication Film Formation within Mixed Lubricated Contacts. In 2nd International Conference on advanced Tribology 2008. 1. Singapore: Research Publishing Services, 2008. p. 482-483. ISBN: 978-981-08-2067-1.
KŘUPKA, I.; HARTL, M.; POLIŠČUK, R. Behavior of thin viscous boundary films in lubricated contacts between micro-textured surfaces. Tribology International, 2008, vol. 42, iss. X, p. 1-7. ISSN: 0301-679X.
KOUTNÝ, D.; KŘUPKA, I.; HARTL, M. Behavior of lubrication films contaminated by water. In Advances in Automotive Engineering Volume I. 1. Brno: Tribun EU, 2008. p. 186.ISBN: 978-80-7399-496-9.
LIU, Y.; WANG, G.J.; KŘUPKA, I.; HARTL, M.; BAIR, S. The Shear-Thinning Elastohydrodynamic Film Thickness of a Two-Component Mixture. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2008, vol. 130, iss. 2, p. 021502-1 (021502-7 p.)ISSN: 0742-4787.
KŘUPKA, I.; HARTL, M.; VRBKA, M. Effect of surface texturing on mixed lubricated non-conformal contacts. Tribology International, 2008, vol. 41, iss. 11, p. 1063-1073. ISSN: 0301-679X.
KŘUPKA, I.; HARTL, M.; KOUTNÝ, D. Behavior of real roughness features within mixed lubricated non-conformal contacts. Tribology International, 2008, vol. 41, iss. 12, p. 1153-1160. ISSN: 0301-679X.
KŘUPKA, I.; HARTL, M.; BAIR, S.; KUMAR, P.; KHONSARI, M.M. An Experimental Validation of the Recently Discovered Scale Effect in Generalized Newtonian EHL. Tribology letter, 2008, vol. 33, iss. X, p. 1-9. ISSN: 1023-8883.
2007
KŘUPKA, I.; HARTL, M. The influence of Thin Boundary Films on Real Surface Roughness in Thin Film, Mixed EHD Contact. Tribology International, 2007, vol. 40, iss. 11, p. 1553-1560. ISSN: 0301-679X.
KŘUPKA, I.; HARTL, M. Effect of surface texturing on lubricated contact behaviour. In Sborník 10. mezinárodní konference Tribotechnika v teorii a praxi. Praha: Česká strojnická společnost, 2007. p. 61-65. ISBN: 978-80-02-01963-3.
VRBKA, M.; VAVERKA, M.; POLIŠČUK, R.; KŘUPKA, I.; HARTL, M. Pressure Calculation from Experimentally Evaluated Lubricant Thickness within EHL Contacts. In Proceedings of the ASME/STLE International Joint Tribology Conference 2007. STLE/ASME. San Diego, California, USA: ASME/STLE, 2007. p. 1-3. ISBN: 978-0-7918-4810-4.
POLIŠČUK, R.; VAVERKA, M.; VRBKA, M.; KŘUPKA, I.; HARTL, M. Optimized Mapping of Pressure in Lubricated Point Contacts Based on Measured Film Thickness. In Proceedings of the 2007 International Mechanical Engineering Congress & Exposition. Seattle: ASME, 2007. s. 1-6. ISBN: 0-7918-3812-9.
KŘUPKA, I.; HARTL, M. Effect of Surface Texturing on Concentrated Contacts. In Proceedings of the International Conferecne on Mechanical Engineering and Mechanics 2007. NJ USA: Science Press USA, 2007. p. 1035-1038. ISBN: 1-933100-21-4.
KŘUPKA, I.; HARTL, M. Effect of surface texturing on thin film EHD lubricated contact. In Proceedings of the 2008 STLE Annual Meeting. USA: STLE, 2007. p. 1-3.
KŘUPKA, I.; HARTL, M. Thin-Film Lubrication of Dented Surfaces. TRIBOLOGY TRANSACTIONS, 2007, vol. 50, iss. 4, p. 488-496. ISSN: 1040-2004.
KŘUPKA, I.; HARTL, M.; POLIŠČUK, R. The Effect of Boundary Films on Dented Surfaces Operated under Thin EHD Lubrication. In Ecotrib 2007. 1. Ljubljana: Slovenian society for tribology, 2007. p. 745-754. ISBN: 978-961-90254-8-2.
KŘUPKA, I.; HARTL, M.; URBANEC, L.; ČERMÁK, J. Single dent within EHD contact - comparison between experimental and numerical results. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2007, vol. 221, iss. J6, p. 635-644. ISSN: 1350-6501.
ŠPERKA, P.; HARTL, M. 3D optický profilometr pro mapování inženýrských povrchů. Konference diplomových prací 2007. 1. Ústav konstruování, fakulta strojního inženýrství, VUT v Brně: Ústav konstruování, 2007. s. 1.ISBN: 978-80-214-3406-6.
Conference proceedings
KŘUPKA, I.; HARTL, M. The Effect of Surface Texturing on Thin EHD Lubrication Films. In Ecotrib 2007. 1. Ljubljana: Slovenian society for tribology, 2007. p. 733-745. ISBN: 978-961-90254-8-2.
PALOUŠEK, D.; KOUTNÝ, D.; PRAŽÁK, F.; VRBKA, M.; VAVERKA, M.; BRANDEJS, J.; HARTL, M. Innovative Approaches to Mechanical Engineering Education at Brno University of Technology. In Proceedings of the International Conferecne on Mechanical Engineering and Mechanics 2007. NJ USA: Science Press USA, 2007. p. 2194-2199. ISBN: 1-933100-21-4.
KŘUPKA, I.; HARTL, M. Experimental Study of Microtextured Surfaces Operating Under Thin-Film EHD Lubrication Conditions. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2007, vol. 129, iss. 3, p. 502-508. ISSN: 0742-4787.
HARTL, M.; KŘUPKA, I. Effect of boundary films on lubricated contact behaviour. In Sborník 10. mezinárodní konference Tribotechnika v teorii a praxi. Praha: Česká strojnická společnost, 2007. p. 123-127. ISBN: 978-80-02-01963-3.
KŘUPKA, I.; HARTL, M. The effect of surface texturing on thin EHD lubrication films. Tribology International, 2007, vol. 40, iss. 7, p. 1100-1110. ISSN: 0301-679X.
KŘUPKA, I.; HARTL, M. Effect of thin viscous boundary films on real surface roughness under thin film lubrication conditions. In Proceedings of the 2008 STLE Annual Meeting. USA: STLE, 2007. p. 1-3.
2006
LIU, Y.; WANG, Q.J.;WANG, W.; HU, Y.,; ZHU, D.; KŘUPKA, I.; HARTL, M. EHL simulation using the free-volume viscosity model. Tribology letter, 2006, vol. 23, iss. 1, p. 27-37. ISSN: 1023-8883.
KŘUPKA, I.; HARTL, M. Thin lubricating films behaviour at very high contact pressure. Tribology International, 2006, vol. 39, iss. 12, p. 1726-1731. ISSN: 0301-679X.
KŘUPKA, I.; HARTL, M.; LIŠKA, M. Experimental study of the behaviour of real asperities within lubricated contacts. Lubrication Science, 2006, vol. 18, iss. 2, p. 129-139. ISSN: 0954-0075.
VRBKA, M.; VAVERKA, M.; POLIŠČUK, R.; KŘUPKA, I.; HARTL, M.; URBANEC, L. Evaluation of pressure from film thickness within EHL contact with dented surfaces. In AITC-AIT 2006 5th International Conference of Tribology. Parma, Itálie: 2006. p. 1-11. ISBN: 88-902333-0-3.
POLIŠČUK, R.; VAVERKA, M.; VRBKA, M.; KŘUPKA, I.; HARTL, M. Pressure Distribution Within EHD Point Contacts Based on Measured Film Thickness. In Proceedings of 2006 ASME International Mechanical Engineering Congress and Exposition IMECE2006. Chicago, Illinois USA: Pinehurst Technologies, Inc., 2006. p. 1-7. ISBN: 0-7918-3790-4.
KŘUPKA, I.; HARTL, M.; URBANEC, L.; ČERMÁK, J. Single dent behaviour within EHD lubricated contacts - comparison between experimental and numerical results. In Proceedings of ASIATRIB 2006. Tokyo: Japanese Society of Tribologists, 2006. p. 193-194. ISBN: 4-9900139-8-0.
VRBKA, M.; VAVERKA, M.; POLIŠČUK, R.; KŘUPKA, I.; HARTL, M. Vliv mazivostních přísad na tloušťku mazacího filmu v EHD kontaktu. In Mazání v moderním průmyslovém podniku. 1. Praha: Česká strojnická společnost, 2006. s. 90-95. ISBN: 80-02-01808-7.
ŠVEHLÁK, M.; KŘUPKA, I.; HARTL, M. Influence of surface topography on lubricated contacts behaviour. In Engineering mechanics 2006 - book of extended abstracts. Svratka: Institute of Theoretical and Applied Mechanics, 2006. p. 372-373. ISBN: 80-86246-27-2.
KŘUPKA, I.; HARTL, M. EHL film thickness behaviour under high pressure - comparison between numerical and experimental results. In Proceedings of the IUTAM Symposium on Elastohydrodynamics and Microelastohydrodynamics. Cardiff: Springer, 2006. p. 217-228. ISBN: 1-4020-4532-8.
KŘUPKA, I.; HARTL, M. Experimental study of surface texturing effects on Thin Film EHd contacts. In Proceedings of ASIATRIB 2006. Kanazawa: Japanese society of Tribologists, 2006. p. 679-680. ISBN: 4-9900139-8-0.
VAVERKA, M.; VRBKA, M.; KŘUPKA, I.; HARTL, M. Influence of Dents on Friction Surfaces on Thin Lubrication Films. In 15th International Colloquium Tribology - Automotive and Industrial Lubrication. Esslingen, Ostfildern: Technische Akademie Esslingen, Ostfildern, 2006. p. 1-5. ISBN: 3-924813-62-0.
2005
HARTL, M. Numerical Solution of EHL Point Contact with Single Real Dent and Comparison with Experimental Measurement. In Book of Synopses ITC. Tokyo: 2005. p. 343 ISBN: 4-9900139-7-2.
KŘUPKA, I. The influence of slide-to-roll ratio on lubricant film thickness distribution in the vicinity of real roughness features passing through EHD point contact. In 31st Leeds-Lyon Symposium on Tribology. 2005. p. 1-8. ISBN: 0-444-51687-5.
Molimard J., Querry M., Vergne P., Krupka I., Hartl M. Calculation of pressure distribution in EHD point contacts from experimentally determinated film thickness. Tribology International, 2005, vol. 38, iss. 4, p. 391-401. ISSN: 0301-679X.
KŘUPKA, I., HARTL, M., LIŠKA, M. Influence of Contact Pressure on Central and Minimum Film Thickness Within Ultrathin Film Lubricated Contacts. JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2005, vol. 127, iss. 4, p. 1-3. ISSN: 0742-4787.
KŘUPKA, I., HARTL, M. Behaviour of Roughness Features Passing Through EHD Point Contact. In COST 532 Conference. Porto: 2005. p. 1-10. ISBN: 972-8953-01-1.
KŘUPKA, I., HARTL, M., LIŠKA, M. Experimental Study of Real Roughness Features within EHD Point Contacts. In Proceedings of the 3rd World Tribology Congress. Washington, USA: ASME, 2005. p. 1-2.
2004
HARTL, M., LIŠKA, M. Direct observation of the behaviour of the real surface roughness passing through EHD point contact. In Transient Processes in Tribology, 43. Holandsko: Elsevier, 2004. p. 1-10. ISBN: 0-444-51706-5.
KŘUPKA, I., HARTL, M., LIŠKA, M. Experimental Study of Real Asperities Behaviour within Lubricated Contacts. In Tribology and Lubrication Engineering. Esslingen: Technische Akademie Esslingen, 2004. p. 1-6. ISBN: 3-924813-54-X.
LIU, Y., WANG, Q. J., WANG, W., HU, Y., ZHU, D., KŘUPKA, I., HARTL, M. EHL simulation using the free-volume viscosity model. Tribology letter, 2004, vol. 23, iss. 1, p. 27-37. ISSN: 1023-8883.
HARTL, M., FUIS, V., LIŠKA, M. Experimental study of lubricant film thickness behavior in the vicinity of real asperities passing through lubricated contact. Tribology Transactions, 2004, vol. 47, iss. 3, p. 1-10. ISSN: 0569-8197.
2003
LIŠKA, M., HARTL, M., FUIS, V. In situ studium smíšeného mazání reálných třecích povrchů optickými interferenčními metodami. 2003, roč. 48, č. 6, s. 1-5. ISSN: 0447-6411.
HARTL, M., LIŠKA, M. Experimental study of elastohydrodynamically lubricated elliptic contact. 2003, vol. 1, iss. 1, p. 1-8.
KŘUPKA, I., HARTL, M., LIŠKA, M. Some insights into lubricant film thickness in mixed EHD point contact. In Tribology research and design for engineering systems. Tribology series 41. Amsterdam: Elsevier, 2003. p. 549.ISBN: 0-444-51243-8.
2002
KŘUPKA, I., HARTL, M., LIŠKA, M. The Experimental Study of the Influence of Ellipticity on EHD Minimum Film Thickness. In Lubricants, Materials, and Lubrication Engineering. Ostfildern: Technische Akademie Esslingen, 2002. p. 1-4. ISBN: 3-924813-48-5.
HARTL, M., KŘUPKA, I., LIŠKA, M. Differential Colorimetry: A tool for the analysis of fluid film lubrication. Mécanique & Industries, 2002, vol. 3, iss. 6, p. 1-11. ISSN: 1296-2139.
HARTL, M., KŘUPKA, I., LIŠKA, M. In-situ Observation of Lubricant Film Thickness Distribution in Mixed EHD Point Contacts. In Proceedings of The Second Asia International Conference on Tribology. Jeju Island, Korea: KSTLE, 2002. p. 1-2.
HARTL, M., KŘUPKA, I., LIŠKA, M. Experimental Study of Boundary Layers Formation in Concentrated Contacts. In Boundary and Mixed Lubrication: Science and Application. Amsterodam: Elsevier, 2002. p. 1-10. ISBN: 0-444-50969-0.
2001
HARTL, M., LIŠKA, M. Experimental study of boundary layers formation by thin film colorimetric interferometry. Science in China, Series A, Matematics, Physics, Astronomy, 2001, vol. 44, iss. 8, p. 1-417. ISSN: 1006-9283.
HARTL, M., LIŠKA, M. Thin film colorimetric interferometry. Tribology Transactions, 2001, vol. 44, iss. 2, p. 1-276. ISSN: 0569-8197.
LIŠKA, M., HARTL, M. Kolorimetrická interferometrie - metoda pro experimentální studium tenkých mazacích filmů. NDT Welding Bulletin, 2001, roč. 11, č. 3, s. 1-5. ISSN: 1213-3825.
KŘUPKA, I., HARTL, M., LIŠKA, M. Experimental Study of Central and Minimum Film Thickness in Elastohydrodynamic Elliptic Contacs. In Tribology Research: From Model Experiment to Industrial Problem. Amsterdam: Elsevier, 2001. p. 1-10. ISBN: 444-50581-4.
LIŠKA, M., HARTL, M. Experimental study of elastohydrodynamic lubrication. Jemná mechanika a optika, 2001, vol. 46, iss. 4, p. 1-6. ISSN: 0447-6441.
1900
HARTL, M., KŘUPKA, I. VYTVORENI 3-D OBRAZU ELASTOHYDRODYNAMICKEHO MAZACIHO FILMU NUMERICKYM ZPRACOVAN. 1900, roč. 39, č. 11/12, s. 304
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