Results 221 to 230 of about 404,297 (294)

Stochastic Hydrodynamic Velocity Field and the Representation of Langevin Equations

open access: yesAnnalen der Physik, EarlyView.
A lumped method is proposed to account for both mean‐field hydrodynamics and stochastic fluctuations within the kinematic equations of motion, providing a regularized formulation of the overdamped approximation. The concept of stochastic realizability in broad sense is introduced based on the spectral properties of the Fredholm operator associated with
Massimiliano Giona   +2 more
wiley   +1 more source

Chemical Bonds Containing Hydrogen: Choices for Hydrogen Carriers and Catalysts

open access: yesAngewandte Chemie, EarlyView.
Hydrogen carriers utilizing B─H, C─H, N─H, and O─H bonds are evaluated for their potential in hydrogen storage and release. Key candidates such as methanol, ammonia, and formic acid are examined with a focus on critical factors influencing performance, including the nature of chemical bonds, reaction pathways, and catalytic processes.
James Cashel   +9 more
wiley   +2 more sources

The highly hazardous veterinary drug “maduramicin” and its toxicokinetics in rats

open access: yesHeliyon
Background: Maduramicin (MAD) is an anticoccidial veterinary drug, but it frequently causes fatal poisonings in poultry, livestock, or humans. However, there is no specific antidote or guidance on first aid for MAD poisoning.
Bowen Cheng   +7 more
doaj  

“Naked Nickel”‐Catalyzed Heteroaryl–Heteroaryl Suzuki–Miyaura Coupling

open access: yesAngewandte Chemie, EarlyView.
We report that an air‐stable “naked nickel”, Ni(4‐CF3stb)3, can efficiently catalyze heteroaryl–heteroaryl Suzuki–Miyaura cross‐coupling (SMC) reactions in the absence of exogenous ligands. This protocol permits the construction of >15 different heterobiaryls containing multiple Lewis basic heteroatoms from a broad set of 6‐membered heteroaryl bromides
Rakan Saeb, Byeongdo Roh, Josep Cornella
wiley   +2 more sources

Accidental Poisoning in Childhood [PDF]

open access: bronze, 1953
J. O. Craig, M. S. Fraser
openalex   +1 more source

Direct Observation of Electron Donation onto the Reactants and a Transient Poisoning Mechanism During CO2 Electroreduction on Ni Single Atom Catalysts

open access: yesAngewandte Chemie, EarlyView.
In situ techniques reveal key insights into the electrochemical reduction of CO2 on Ni single atom catalysts. Through poisoning studies, we reveal that the reduction of the system does not result in a metal‐based reduction, rather it is associated with donation of electrons onto a combination of the support and the reactants.
Josh Leverett   +14 more
wiley   +2 more sources

Electric fields reverse the differentiation of keratinocyte monolayer by down-regulating E-cadherin through PI3K/AKT/Snail pathway

open access: yesHeliyon
Re-epithelialization is an important step in skin wound healing, referring to the migration, proliferation, and differentiation of keratinocytes around the wound.
Chao Wu   +9 more
doaj  

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