Articles with "hydrogen atom" as a keyword



Regulating Chlorine and Hydrogen Atom Transfer for Selective Photoelectrochemical C─C Coupling by Cu‐coordination Effect at Semiconductor/Electrolyte Interfaces

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Published in 2024 at "Advanced Science"

DOI: 10.1002/advs.202408767

Abstract: Semiconductor‐based photoelectrochemical (PEC) organic transformations usually show radical characteristics, in which the reaction selectivity is often difficult to precisely control due to the nonselectivity of radicals. Accordingly, several simple organic reactions (e.g., oxidations of alcohols,… read more here.

Keywords: electrolyte interfaces; effect semiconductor; semiconductor; semiconductor electrolyte ... See more keywords

C(sp3 )─S Bond Formation via the Synergy of Oxidative With Reductive Photocatalysts Through Photoredox and Dual Hydrogen Atom Transfer Processes

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Published in 2025 at "Advanced Science"

DOI: 10.1002/advs.202415936

Abstract: A primary objective of organic synthesis is to establish a catalytic methodology that is mild, straightforward, and economically efficient. Thioesters are widely employed in the realms of physiology, pharmacology, and agriculture. It is imperative to… read more here.

Keywords: formation; dual hydrogen; atom transfer; hydrogen atom ... See more keywords
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Metal‐Catalyzed Hydrogen Evolution Reactions Involving Strong C−H Bonds Activation via Hydrogen Atom Transfer

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Published in 2021 at "ChemCatChem"

DOI: 10.1002/cctc.202100248

Abstract: Hydrogen evolution reactions have been proved to be a powerful and green strategy in organic synthesis. Differing from hydrogen evolution reactions catalyzed by noble metal pincer complex with some limitations, the reactions facilitated by merging… read more here.

Keywords: atom transfer; hydrogen; hydrogen atom; hydrogen evolution ... See more keywords

Release of Formic Acid from Copper Formate: Hydride, Proton‐Coupled Electron and Hydrogen Atom Transfer All Play their Role

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Published in 2019 at "Chemphyschem"

DOI: 10.1002/cphc.201900095

Abstract: Abstract Although the mechanism for the transformation of carbon dioxide to formate with copper hydride is well understood, it is not clear how formic acid is ultimately released. Herein, we show how formic acid is… read more here.

Keywords: hydrogen atom; copper; formic acid; transfer ... See more keywords

Electrochemical Activation of C-C Bonds via Mediated Hydrogen Atom Transfer Reactions.

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Published in 2021 at "ChemSusChem"

DOI: 10.1002/cssc.202102317

Abstract: Activating inert sp 3 -sp 3 carbon-carbon (C-C) bonds remains a major bottleneck in the chemical upcycling of recalcitrant polyolefin waste. Here, we use redox mediators to activate the inert C-C bonds. Specifically, we use… read more here.

Keywords: electrochemical activation; hydrogen atom; atom transfer;

Recent Advances in Radical Hydrofunctionalization of Alkenes and Dienes via Reductive Metal‐Hydride Hydrogen Atom Transfer (MHAT)

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Published in 2025 at "European Journal of Organic Chemistry"

DOI: 10.1002/ejoc.202401103

Abstract: The metal‐hydride hydrogen atom transfer strategy (MHAT) has emerged as a robust approach for the radical hydrofunctionalization of alkenes, demonstrating exceptional functional group tolerance and chemoselectivity. Traditional methods for generating metal‐hydride (M‐H) species typically require… read more here.

Keywords: hydride hydrogen; hydrogen atom; metal hydride; hydrofunctionalization ... See more keywords
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Interstitial Hydrogen Atom to Boost Intrinsic Catalytic Activity of Tungsten Oxide for Hydrogen Evolution Reaction.

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Published in 2023 at "Small"

DOI: 10.1002/smll.202207295

Abstract: Tungsten oxide (WO3 ) is an appealing electrocatalyst for the hydrogen evolution reaction (HER) owing to its cost-effectiveness and structural adjustability. However, the WO3 electrocatalyst displays undesirable intrinsic activity for the HER, which originates from… read more here.

Keywords: hydrogen atom; tungsten oxide; hydrogen; activity ... See more keywords

Integral Equation Approach for a Hydrogen Atom in a Strong Magnetic Field

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Published in 2024 at "Few-Body Systems"

DOI: 10.1007/s00601-024-01969-3

Abstract: The problem of a hydrogen atom in a strong magnetic field is a notorious example of a quantum system that has genuinely different asymptotic behaviors in different directions. In the direction perpendicular to the magnetic… read more here.

Keywords: field; hydrogen atom; atom strong; magnetic field ... See more keywords

Effect of confining potential on information entropy measures in hydrogen atom: extensive and non-extensive entropy

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Published in 2019 at "Indian Journal of Physics"

DOI: 10.1007/s12648-019-01654-w

Abstract: A spherically confined hydrogen atom has been considered using two different confined potentials such as modified Kratzer and non-spherical oscillator potentials. First, the Schrödinger equation in $$ r $$ r -space has been solved and… read more here.

Keywords: entropy; hydrogen atom; confining potential; effect confining ... See more keywords

Quantum mechanics on phase space: The hydrogen atom and its Wigner functions

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Published in 2018 at "Annals of Physics"

DOI: 10.1016/j.aop.2018.01.002

Abstract: Abstract Symplectic quantum mechanics (SQM) considers a non-commutative algebra of functions on a phase space Γ and an associated Hilbert space H Γ , to construct a unitary representation for the Galilei group. From this… read more here.

Keywords: space; hydrogen atom; phase space; quantum mechanics ... See more keywords

Decatungstate as a direct hydrogen atom transfer photocatalyst for synthesis of trifluromethylthioesters from aldehydes

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Published in 2021 at "Chinese Chemical Letters"

DOI: 10.1016/j.cclet.2021.03.070

Abstract: Abstract We have developed a versatile, mild protocol for trifluoromethylthiolation reactions of aldehydes with catalysis by a decatungstate hydrogen atom transfer photocatalyst under redox-neutral conditions. The protocol is highly selective, operationally simple, and compatible with… read more here.

Keywords: atom transfer; transfer photocatalyst; hydrogen atom;