Results 51 to 60 of about 1,678,709 (293)

Covalent Functionalization of 2D Semiconductors: A Roadmap to Advanced Electronic Devices

open access: yesAdvanced Functional Materials, EarlyView.
This Review presents recent advances in the covalent functionalization strategies for two‐dimensional semiconductors and their implementation in modern technologies. Layered materials are modified through diverse molecular chemistries (e.g., thiols, diazonium salts, alkyl halides, and electron‐deficient species) to tailor their surface properties ...
Ramiro Quirós‐Ovies   +2 more
wiley   +1 more source

Protective effects of novel organic selenium compounds against oxidative stress in the nematode Caenorhabditis elegans

open access: yesToxicology Reports, 2015
Organic selenium compounds possess numerous biological properties, including antioxidant activity. Yet, the high toxicity of some of them, such as diphenyl diselenide (DPDS), is a limiting factor in their current usage.
Sílvio Terra Stefanello   +9 more
doaj   +1 more source

THE QUANTITATIVE DETERMINATION OF SELENIUM IN ORGANIC COMPOUNDS. [PDF]

open access: yesJournal of the American Chemical Society, 1902
n ...
Lyons, R. E., Shinn, F. L.
openaire   +1 more source

Nitride MXenes Beyond Carbides: Bridging the Gap Between Computational Prediction and Experimental Realization

open access: yesAdvanced Functional Materials, EarlyView.
Nitride MXenes remain constrained by a persistent gap between computational prediction and experimental realization. This Review identifies the thermodynamic, kinetic, and chemical barriers limiting their synthesis, critically evaluates emerging fabrication routes, and proposes a multidimensional computational‐experimental framework to accelerate the ...
Naresh Varnakavi, Masoud Soroush
wiley   +1 more source

The Status of Iodine and Selenium in Waikato Soils [PDF]

open access: yes, 2011
This thesis investigates the status of the essential trace elements iodine and selenium in Waikato soils. Soil samples (368) representing different Soil Orders, land uses and soil depths were examined.
McNally, Samuel Rae
core  

Randomised trial of glutamine and selenium supplemented parenteral nutrition for critically ill patients [PDF]

open access: yes, 2007
Background: Mortality rates in the Intensive Care Unit and subsequent hospital mortality rates in the UK remain high. Infections in Intensive Care are associated with a 2–3 times increased risk of death.
Vale, Luke D   +60 more
core   +2 more sources

In vivo quantification of volatile organoselenium compounds released by bacteria exposed to selenium with HS-SPME-GC-MS. Effect of selenite and selenium nanoparticles

open access: yes, 2021
Quantification of volatile organoselenium species released by Escherichia coli (E. coli) and Staphylococcus aureus (S. aureus), after their growth in the presence of 1 and 2 mg Se⋅L-1 as both selenite and chitosan modified selenium nanoparticles (Ch ...
Moreno Martín, Gustavo   +3 more
core   +1 more source

The antioxidant role of selenium and seleno-compounds [PDF]

open access: yesBiomedicine & Pharmacotherapy, 2003
Selenium (Se) is an essential trace element for animals and humans that is obtained from dietary sources including cereals, grains and vegetables. The Se content of plants varies considerably according to its concentration in soil. Plants convert Se mainly into Se-methionine (Se-Met) and incorporate it into protein in place of methionine (Met ...
H, Tapiero, D M, Townsend, K D, Tew
openaire   +2 more sources

GeS as an Emerging OTS Material: Atomic Structure and Modeling of ON/OFF Switching

open access: yesAdvanced Functional Materials, EarlyView.
The structural puzzle of glassy GeS, an advanced memory‐selector material, has finally been disentangled, revealing a patchwork of mixed tetrahedral and trigonal species. Under a high electric field, over‐ and under‐coordinated Ge and S defects, together with three‐membered rings, form an interconnected network associated with localized and extended ...
Andrey Tverjanovich   +13 more
wiley   +1 more source

Síntese e avaliação do potencial antioxidante de compostos biologicamente importantes contendo selênio [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Programa de Pós-Graduação em Química, Florianópolis, 2015.O presente trabalho trata do planejamento e síntese de moléculas biologicamente importantes ...
Nascimento, Vanessa do
core  

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