KRAUSKO, Ján, Jiří RUNŠTUK, Vilém NEDĚLA, Petr KLÁN and Dominik HEGER. Observation of a Brine Layer on an Ice Surface with an Environmental Scanning Electron Microscope at Higher Pressures and Temperatures. Langmuir. American Chemical Society, 2014, vol. 30, No 19, p. 5441-5447. ISSN 0743-7463. Available from: https://dx.doi.org/10.1021/la500334e.
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Basic information
Original name Observation of a Brine Layer on an Ice Surface with an Environmental Scanning Electron Microscope at Higher Pressures and Temperatures
Authors KRAUSKO, Ján (703 Slovakia, belonging to the institution), Jiří RUNŠTUK (203 Czech Republic), Vilém NEDĚLA (203 Czech Republic), Petr KLÁN (203 Czech Republic, belonging to the institution) and Dominik HEGER (203 Czech Republic, guarantor, belonging to the institution).
Edition Langmuir, American Chemical Society, 2014, 0743-7463.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10401 Organic chemistry
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 4.457
RIV identification code RIV/00216224:14310/14:00074346
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1021/la500334e
UT WoS 000336414500012
Keywords in English Ice; Microscope; ESET; Impurities
Tags AKR, rivok
Changed by Changed by: prof. RNDr. Petr Klán, Ph.D., učo 32829. Changed: 21/1/2015 16:05.
Abstract
Observation of a uranyl-salt brine layer on an ice surface using backscattered electron detection and ice surface morphology using secondary-electron detection under equilibrium conditions was facilitated using an environmental scanning electron microscope (ESEM) at temperatures above 250 K and pressures of hundreds of Pa. The micrographs of a brine layer over ice grains prepared by either slow or shock freezing provided a complementary picture of the contaminated ice grain boundaries. Fluorescence spectroscopy of the uranyl ions in the brine layer confirmed that the species exists predominately in the solvated state under experimental conditions of ESEM.
Links
GAP503/10/0947, research and development projectName: Důsledky fotochemické aktivity organických polutantů v polárních oblastech
Investor: Czech Science Foundation
LO1214, research and development projectName: Centrum pro výzkum toxických látek v prostředí (Acronym: RECETOX)
Investor: Ministry of Education, Youth and Sports of the CR
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