Results 71 to 80 of about 946,755 (288)

The effect of W surface fuzz induced by He plasma on deuterium permeation

open access: yesNuclear Fusion
The permeation and retention of hydrogen isotopes in nuclear materials is critical to issues such as hydrogen embrittlement, tritium self-sufficiency, and radioactive safety in fusion reactors. Tungsten, the primary candidate for plasma-facing materials,
Long Li   +10 more
doaj   +1 more source

Radioprotection of cultured cells by preincubation in medium containing deuterium oxide

open access: yes, 1991
Pretreatment with deuterium oxide (D2O) has been shown to protect mice against lethal effects of X-rays. In contrast, X-irradiation of cultured mammalian cells in D2O-containing medium has previously been reported to result in increased cell killing ...
Laissue, JA   +3 more
core   +1 more source

Asymmetric Single‐Atom Catalysts Govern Diffusible and Non‐Diffusible Non‐Radical Pathways for Selective Degradation of Antibiotic Resistance Genes

open access: yesAdvanced Science, EarlyView.
Asymmetric single‐atom metal‐nitrogen‐carbon catalysts modulate the non‐radical pathway during peroxymonosulfate (PMS) activation. A fundamental contrast was revealed between diffusible singlet oxygen (1O2) and non‐diffusible electron‐transfer pathways (ETP) in antibiotic resistance gene (ARG) degradation.
Chen Gao   +6 more
wiley   +1 more source

Visible‐Light‐Mediated Lewis Acid‐Catalyzed Diradical Hydrogen Atom Transfer Reaction of Enamides

open access: yesAdvanced Science, EarlyView.
The Lewis acid catalysis was crucial for the success of the DHAT reaction of enamides by lowering the energy of the triplet excited state and modulating the reactivity of the formed diradical intermediate in a carbon‐to‐carbon 1,5‐DHAT and consequent cyclization that allows the functionalization of C(sp3)−H bonds to construct a variety of novel β ...
Yao Huang   +5 more
wiley   +1 more source

A high performance and dense Fe–Al/Al2O3 tritium permeation barrier coating prepared on 316LSS at low temperature

open access: yesNuclear Fusion
Deuterium and tritium are easy to permeate into the fusion reactor internals, and Fe–Al/Al _2 O _3 composite coating can effectively hinder the permeation behavior of hydrogen isotopes. However, the temperature in the preparation process of Fe–Al/Al _2 O
Bin Luo   +7 more
doaj   +1 more source

Six Weeks of Low-Load Blood Flow Restricted and High-Load Resistance Exercise Training Produce Similar Increases in Cumulative Myofibrillar Protein Synthesis and Ribosomal Biogenesis in Healthy Males

open access: yesFrontiers in Physiology, 2019
Purpose: High-load resistance exercise contributes to maintenance of muscle mass, muscle protein quality, and contractile function by stimulation of muscle protein synthesis (MPS), hypertrophy, and strength gains.
Peter Sieljacks   +12 more
doaj   +1 more source

Remotely Controlled Diffusion from Magnetic Liposome Microgels [PDF]

open access: yes, 2013
The reversible, temperature-dependent change in the permeability of a phospholipid bilayer has been used for controlling the diffusion rate of encapsulated molecular payload from liposomes.
Jiří Dohnal   +9 more
core   +1 more source

Reorganization of Innate Immune Cell Lipid Profiles by Bioinspired Meroterpenoids to Limit Inflammation

open access: yesAdvanced Science, EarlyView.
Resolution pharmacology is an emerging strategy to tackle inflammatory pathologies. Bioinspired meroterpenoids induce a lipid mediator class switch toward inflammation resolution in vitro and in vivo by targeting key nodes in lipid mediator biosynthesis and neutral lipid dynamics.
Lorenz Waltl   +20 more
wiley   +1 more source

NiH‐Catalyzed Enantio‐ and Regioselective Hydroselenylation of Unactivated Alkenes

open access: yesAdvanced Science, EarlyView.
Nickel‐hydride‐catalyzed enantio‐ and regioselective hydroselenylation of unactivated alkenes provides access to chiral organoselenium compounds. Enantiodetermining Ni–H insertion followed by single‐electron diselenide activation generates selenyl radical.
Hyung‐Joon Kang   +2 more
wiley   +1 more source

Deuterium-Free, Three-Plexed Peptide Diethylation for Highly Accurate Quantitative Proteomics

open access: yes, 2019
The deuterium, a frequently used stable isotope in isotopic labeling for quantitative proteomics, could deteriorate the accuracy and precision of proteome quantification owing to the retention time shift of deuterated peptides from the hydrogenated ...
Hyunjoon Kim (268724)   +29 more
core   +1 more source

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