Results 151 to 160 of about 35,864 (174)
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Separation of cobalt-60, strontium-90, and cesium-137 radioisotopes by competitive transport across polymer inclusion membranes with organophosphorous acids

Desalination, 2006
Abstract The removal and separation of Co-60, Sr-90, and Cs-137 radioisotopes from nitrate aqueous solutions were studied by competitive transport across cellulose triacetate plasticized membranes using organophosphorous acids compounds (D2EHPA, Cyanex 272, Cyanex 301 and Cyanex 302). Competitive transport of trace radionuclides ions from 0.10 M NaNO
Witalis Pellowski, Cezary A Kozlowski
exaly   +2 more sources

Retention behavior of cesium radioisotope on poly (acrylamido-sulfonic acid) synthesized by chain polymerization

Applied Radiation and Isotopes, 2019
Poly (acrylamido-sulfonic acid) polymers have been synthesized using the technique of radical chain polymerization utilizing acrylamide and ammonium persulphate. The polymerization was triggered and controlled using radiation from 1.1 μCi radium source. The polymer sheet was characterized using FTIR, DTA, TG, XRD and SEM.
H S, Hassan, Elsayed K, Elmaghraby
openaire   +2 more sources

EVALUATION OF CUPRIMINE® AND SYPRINE® FOR DECORPORATION OF RADIOISOTOPES OF CESIUM, COBALT, IRIDIUM AND STRONTIUM

Health Physics, 2011
Cuprimine® and Syprine® are therapeutics approved by the USFDA to treat copper overload in Wilson Disease (a genetic defect in copper transport) by chelation and accelerated excretion of internally-deposited copper. These oral therapeutics are based on the respective active ingredients D-penicillamine (DPA) and N,N'-bis (2-aminoethyl) -1,2 ...
Tatiana G, Levitskaia   +6 more
openaire   +2 more sources

Local structure of strontium adsorbed on 2:1 clay minerals and its comparison with cesium by XAFS in terms of migration of their radioisotopes in the environment

Journal of Radioanalytical and Nuclear Chemistry, 2018
This study aimed to reveal local structures of strontium (Sr) and cesium (Cs) adsorbed on clay minerals (vermiculite and montmorillonite), which suggests stabilities of the adsorbed species of 90Sr and 137Cs in the environment. Adsorption experiments to determine solid-water distribution, XRD for interlayer distances of the clay minerals, and EXAFS for
Akiko Yamaguchi   +2 more
exaly   +2 more sources

Competetive transport of cobalt-60, strontium-90, and cesium-137 radioisotopes across polymer inclusion membranes with DNNS

Journal of Membrane Science, 2007
Abstract Plasticized cellulose triacetate membranes with 3,7-dinonyl-naphtalene-1-sulfonic acid (DNNS) containing o -nitrophenyl pentyl ether (ONPPE) as the plasticizer were prepared for competitive transport of Cs-137, Sr-90, and Co-60 isotopes from aqueous solutions at concentration of 1.0 × 10 −7  M each and containing 0.10 M sodium nitrate.
Cezary A. Kozlowski, Wladyslaw Walkowiak
openaire   +1 more source

Effect of cesium radioisotope on humoral immune status in Ukrainian children with clinical symptoms of irritable bowel syndrome related to Chernobyl disaster

Toxicology and Industrial Health, 2010
The aim of this study is to determine humoral immune status in Ukrainian children with clinical symptoms of irritable bowel syndrome 23 years after the Chernobyl disaster. Method and material: The test population consisted of 95 participants: 75 rural patients aged 4—18, who lived in a contaminated area exposed to natural ...
M R, Sheikh Sajjadieh   +2 more
openaire   +2 more sources

Cesium radioisotope content of wild edible fungi, mineral soil, and surface litter in western North America after the Fukushima nuclear accident

Canadian Journal of Forest Research, 2014
We measured activity levels of radioisotopes cesium-134 (134Cs) and cesium-137 (137Cs) in wild edible fungi, mineral soil, and surface litter of the west coast of North America from southern California to northern Vancouver Island after the Fukushima nuclear accident.
Matthew J. Trappe   +3 more
openaire   +1 more source

Evaluation of Mini-mental Status Examination Score in a Prospective Study of Neurosurgical Resection and Intraoperative Cesium-131 Radioisotope Brachytherapy in Patients With Newly Diagnosed Brain Metastases

International Journal of Radiation Oncology*Biology*Physics, 2014
population is low. However, loss of PG function of about 5%/ 1 Gy of mean dose has been reported, suggesting that mean doses encountered in this study are significant with potential to impact salivary function and thereby affect QOL in these patients.
A. Pham   +10 more
openaire   +1 more source

Elucidation of sulfidation state and hydrodesulfurization mechanism on ruthenium–cesium sulfide catalysts using 35S radioisotope tracer methods

Journal of Catalysis, 2003
Abstract Alumina-supported ruthenium–cesium catalysts were presulfided using [ 35 S]H 2 S pulse tracer method to evaluate their sulfidation state. Subsequently, using these previously 35 S-labeled catalysts, HDS reactions of dibenzothiophene (DBT) were performed and the mobility of 35 S introduced during the presulfidation stage was investigated ...
openaire   +1 more source

Distribution of Cesium Radioisotopes in Pine Biogeocenoses and the Associated Absorbed Dose Rate of External γ-Radiation

Радиационная биология. Радиоэкология / Radiation biology. Radioecology
Data on the distribution of Cs and Cs in the main components (forest litter, upper layers of the mineral part of the soil, elements of the aboveground phytomass of woody plants) of pine plantations in the Belarusian sector of the 30 kilometer zone around the Chernobyl nuclear power plant 8 years after the emergency radioactive fallout are presented ...
openaire   +1 more source

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