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@inproceedings{708287, author = {Holá, Markéta and Hubová, Ivona and Krásenský, Pavel and Kanický, Viktor}, address = {St. Petersburg}, booktitle = {VII EFS and XII SSC}, keywords = {Laser ablation; powder; pellet; environmental sample; inductively coupled plasma}, language = {eng}, location = {St. Petersburg}, pages = {54-54}, publisher = {Boris Lvov}, title = {SURVEY OF PROCEDURES FOR PELLET PREPARATION OF POWDERED ENVIRONMENTAL SAMPLES WITH REGARD TO LASER-ASSISTED PLASMA SPECTROSCOPY ANALYSIS}, year = {2006} }
TY - JOUR ID - 708287 AU - Holá, Markéta - Hubová, Ivona - Krásenský, Pavel - Kanický, Viktor PY - 2006 TI - SURVEY OF PROCEDURES FOR PELLET PREPARATION OF POWDERED ENVIRONMENTAL SAMPLES WITH REGARD TO LASER-ASSISTED PLASMA SPECTROSCOPY ANALYSIS PB - Boris Lvov CY - St. Petersburg KW - Laser ablation KW - powder KW - pellet KW - environmental sample KW - inductively coupled plasma N2 - Direct analysis of solid materials does not require time-consuming dissolution procedures necessary for the nebulisation techniques which raise risk of contamination, loss of volatile elements or analysis cost. Laser ablation (LA) systems are frequently applied as solid sample devices for inductively coulped plasma optical emission/mass spectrometry (ICP-OES/ICP-MS) or laser-induced breakdown spectroscopy (LIBS). The methods of pellet preparation of powdered samples with inorganic (soils) and organic (infant formula) matrices were studied, including pressing or casting powders with a suitable binder. The sol-gel technique allowing homogenous dispersion of internal standard or calibration solutions spiked in the solid material obtained with the sol-gel formation was also investigated. Q-switched Nd:YAG laser with the wavelength of 1064 nm and 266 nm was used for the study of laser beam interaction with prepared pellets. Elemental analysis was performed using LA-ICP-OES technique. ER -
HOLÁ, Markéta, Ivona HUBOVÁ, Pavel KRÁSENSKÝ a Viktor KANICKÝ. SURVEY OF PROCEDURES FOR PELLET PREPARATION OF POWDERED ENVIRONMENTAL SAMPLES WITH REGARD TO LASER-ASSISTED PLASMA SPECTROSCOPY ANALYSIS. In \textit{VII EFS and XII SSC}. St. Petersburg: Boris Lvov, 2006, s.~54-54.
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