Articles with "excess electrons" as a keyword



Boosted Heterogeneous Catalysis by Surface‐Accumulated Excess Electrons of Non‐Oxidized Bare Copper Nanoparticles on Electride Support

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202204248

Abstract: Engineering active sites of metal nanoparticle‐based heterogeneous catalysts is one of the most prerequisite approaches for the efficient production of chemicals, but the limited active sites and undesired oxidation on the metal nanoparticles still remain… read more here.

Keywords: copper; copper nanoparticles; excess electrons; surface ... See more keywords

La-doping induced localized excess electrons on (BiO)2CO3 for efficient photocatalytic NO removal and toxic intermediates suppression.

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Published in 2020 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2020.123174

Abstract: Photocatalysis technology has been extensively adopted to abate typical air pollutants. Nevertheless, it is a challenge to develop photocatalysts aiming to simultaneously improve photocatalytic selectivity and efficiency. In this study, to improve the photocatalytic selectivity… read more here.

Keywords: photocatalytic selectivity; localized excess; excess electrons; electrons bio ... See more keywords
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Intrinsic Role of Excess Electrons in Surface Reactions on Rutile TiO2 (110): Using Water and Oxygen as Probes

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Published in 2018 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.7b12451

Abstract: Reactions on catalytically active surfaces often involve complex mechanisms with multiple interactions between adsorbates and various subsequently formed intermediates, and a variable number of excess electrons further complicates the involved mechanisms. Experimental techniques face challenges… read more here.

Keywords: intrinsic role; role excess; tio2 110; excess electrons ... See more keywords
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Uncommon structural and bonding properties in Ag16B4O10

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Published in 2019 at "Chemical Science"

DOI: 10.1039/c9sc05185f

Abstract: Ag16B4O10 has been obtained as a coarse crystalline material via hydrothermal synthesis, and was characterized by X-ray single crystal and powder diffraction, conductivity and magnetic susceptibility measurements, as well as by DFT based theoretical analyses.… read more here.

Keywords: bonding properties; bonding; excess electrons; uncommon structural ... See more keywords

Excess electron screening of remote donors and mobility in modern GaAs/AlGaAs heterostructures

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Published in 2018 at "Physical Review Materials"

DOI: 10.1103/physrevmaterials.2.104001

Abstract: In modern GaAs/Al$_x$Ga$_{1-x}$As heterostructures with record high mobilities, a two-dimensional electron gas (2DEG) in a quantum well is provided by two remote donor $\delta$-layers placed on both sides of the well. Each $\delta$-layer is located… read more here.

Keywords: remote donors; mobility; quantum mobility; modern gaas ... See more keywords