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HRDLIČKA, A.; HEGROVÁ, J.; POŘÍZKA, P.; KAISER, J.; LIČBINSKÝ, R.; PROCHAZKA, D.; NOVOTNÝ, J.; NOVOTNÝ, K.
Original Title
Calibration standards for Laser-Induced Breakdown Spectroscopy analysis of asphalts
English Title
Type
WoS Article
Original Abstract
wA simplified method of sulfur determination in asphalt with Laser-Induced Breakdown Spectroscopy on S I 921.29 nm line is presented. Helium at atmospheric pressure was employed in the interaction chamber. Calibration standards were prepared by hand mixing and homogenizing a cellulose or limestone powder with a precise amount of sodium sulfate. Calibration pellets were pressed out and used for quantitative bulk analysis of four asphalt samples. Sulfur content from Inductively Coupled Plasma triple Quadrupole Mass Spectrometry analysis was taken as a reference. The yielded results from the limestone calibration set should be empirically corrected to the microplasma emission which is different from that of cellulose. However, the use of cellulose pellets led directly to true results within experimental uncertainty. Despite evident differences between cellulose and asphalt, there are some hidden factors interconnecting organic matrices and setting mineral ones apart.
English abstract
Keywords
LIBS; ICP-MS; Asphalt; Sulfur; Cellulose pellets
Key words in English
Authors
RIV year
2021
Released
07.07.2020
Publisher
PERGAMON-ELSEVIER SCIENCE LTD
Location
OXFORD
ISBN
0584-8547
Periodical
SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY
Volume
170
Number
105919
State
United Kingdom of Great Britain and Northern Ireland
Pages from
1
Pages to
5
Pages count
URL
https://www.sciencedirect.com/science/article/pii/S0584854719306676
Full text in the Digital Library
http://hdl.handle.net/
BibTex
@article{BUT165137, author="Aleš {Hrdlička} and Jitka {Hegrová} and Pavel {Pořízka} and Jozef {Kaiser} and Roman {Ličbinský} and David {Prochazka} and Jan {Novotný} and Karel {Novotný}", title="Calibration standards for Laser-Induced Breakdown Spectroscopy analysis of asphalts", journal="SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY", year="2020", volume="170", number="105919", pages="1--5", doi="10.1016/j.sab.2020.105919", issn="0584-8547", url="https://www.sciencedirect.com/science/article/pii/S0584854719306676" }