Results 21 to 30 of about 41,191 (306)

Preparation of magnetic multi-walled carbon nanotubes for extraction and preconcentration of thallium from real samples and determination by electrothermal atomic absorption spectroscopy [PDF]

open access: yesشیمی کاربردی روز, 2016
In this study, magnetic multi walled carbon nanotubes were prepared by Dicyclohexyl-18-crown-6 ligand for preconcentration of trace amount of Thallium ions. The optimum pH for maximum absorption of Thallium was between 6-7.
مریم دهقانی سلطانی   +1 more
doaj   +1 more source

Diagnosis and treatment of persons with acute thallium poisoning

open access: yesToxicology Reports, 2021
Objective: This study aimed to describe organs and systems damages in persons after mass poisoning with thallium and show the results of treatment. Methods: Forty-four persons (12 males and 32 females) with acute oral thallium poisoning were tested for ...
Lesya B. Zavaliy   +11 more
doaj   +1 more source

New Approach for Trace Thallium Removal in High Purity Ammonium Rhenate Solution by P204 Extraction

open access: yesSeparations, 2022
Thallium (Tl) is an extremely toxic rare metal to the eco-environment. Trace thallium impurity in ammonium perrhenate is harmful to the high-temperature mechanical properties of rhenium metal used for aeroengine single crystal blade. The di(2-ethylhexyl)
Aifei Yi   +7 more
doaj   +1 more source

Thallium Sorption onto Manganese Oxides.

open access: yesEnvironmental Science and Technology, 2019
The sorption of thallium (Tl) onto manganese (Mn) oxides critically influences its environmental fate and geochemical cycling and is also of interest in water treatment.
Silvan Wick, J. Peña, A. Voegelin
semanticscholar   +1 more source

ETAAS determination of thallium and silver from water matrix after colloidal precipitate flotation using lead(II) hexamethylenedithiocarbamate [PDF]

open access: yesJournal of the Serbian Chemical Society, 2001
Afast method for the preconcentration of thallium and silver in nanogram quantities in fresh drinking waters (source, well, tap) and waters for irrigation using colloidal precipitate flotation is described. Lead(II) hexamethylenedithiocarbamate, Pb(HMDTC)
TRAJCE STAFILOV   +2 more
doaj   +3 more sources

Highly efficient removal of thallium(I) by facilely fabricated amorphous titanium dioxide from water and wastewater

open access: yesScientific Reports, 2022
In this study, amorphous hydrous titanium dioxide was synthesized by a facile precipitation method at room temperature, aiming to effectively remove thallium(I) from water.
Gaosheng Zhang   +7 more
doaj   +1 more source

New catalysts for formic acid fuel cells [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2022
Thallium adatoms deposited at under-potentials have shown the catalytic effect during the electrooxidation of formic acid on platinum ruthenium alloys.
Spasojević-Savković Milica   +3 more
doaj   +1 more source

Assessment of the Ecotoxicity of Ag, Bi, Te and Tl According to the Biological Indicators of Haplic Chernozem

open access: yesApplied Sciences, 2022
Soil contamination with such rare heavy metals as silver (Ag), bismuth (Bi), tellurium (Te), and thallium (Tl) leads to disruption of its agricultural and ecological functions. Each of these rare heavy metals has a different level of soil toxicity, which
Sergey Kolesnikov   +4 more
doaj   +1 more source

Prognostic value of olfactory nerve damage measured with thallium-based olfactory imaging in patients with idiopathic olfactory dysfunction

open access: yesScientific Reports, 2017
Idiopathic olfactory disorder is resistant to treatment, and the recovery time is long. This study investigated the prognostic value of the migration of nasally administered thallium-201 to the olfactory bulb (thallium migration to the OB), a measure of ...
Hideaki Shiga   +7 more
doaj   +1 more source

Thallium isotopes reveal protracted anoxia during the Toarcian (Early Jurassic) associated with volcanism, carbon burial, and mass extinction

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2018
Significance Declining oxygen contents in today’s oceans highlight the need to better understand ancient, natural marine deoxygenation and associated extinctions.
T. Them   +9 more
semanticscholar   +1 more source

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