Articles with "hot electron" as a keyword



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Hot Electron Dynamics in MoS2/Pt Van Der Waals Electrode Interface for Self‐Powered Hot Electron Photodetection

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Published in 2023 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202300140

Abstract: Hot electron photodetection provides a powerful platform for photosensing beyond the bandgap of a semiconductor. High‐performing hot electron photodetection has been reported in 2D transition metal dichalcogenide material‐based devices without the support of plasmonic metal… read more here.

Keywords: electron photodetection; hot electron; self powered; electron ... See more keywords
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Facilitating Hot Electron Injection from Graphene to Semiconductor by Rectifying Contact for Vis-NIR-Driven H2 O2 Production.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202200885

Abstract: Solar-driven production of hydrogen peroxide (H2 O2 ), as an important industrial chemical oxidant with an extensive range of applications, from oxygen reduction is a sustainable alternative to mainstream anthraquinone oxidation and direct hydrogenation of… read more here.

Keywords: hot electron; semiconductor; graphene semiconductor; production ... See more keywords
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Ti Hot Electron Bolometers with Johnson Noise Readout for Terahertz Radiation Detection

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Published in 2020 at "Journal of Low Temperature Physics"

DOI: 10.1007/s10909-020-02346-0

Abstract: A hot electron bolometer (HEB) with Johnson noise readout is an attractive technique for radiation detection due to its high sensitivity, wide operating temperature range, and large dynamic range. In this paper, we present the… read more here.

Keywords: heb; noise readout; hot electron; johnson noise ... See more keywords
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Plasmon resonant amplification of a hot electron-driven photodiode

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Published in 2018 at "Nano Research"

DOI: 10.1007/s12274-017-1854-2

Abstract: We report plasmon resonant excitation of hot electrons in a photodetector based on a metal/oxide/metal (Au/Al2O3/graphene) heterostructure. In this device, hot electrons, excited optically in the gold layer, jump over the oxide barrier and are… read more here.

Keywords: resonant amplification; amplification hot; plasmon resonant; hot electron ... See more keywords
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Hot electron flux at solid–liquid interfaces probed with Pt/Si catalytic nanodiodes: Effects of pH during decomposition of hydrogen peroxide

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Published in 2017 at "Catalysis Today"

DOI: 10.1016/j.cattod.2017.09.038

Abstract: Abstract Hydrogen peroxide (H 2 O 2 ) is an effective oxidizing agent that is commonly used in industry. In the presence of metal catalysts, H 2 O 2 can decompose into water and oxygen.… read more here.

Keywords: hydrogen; hydrogen peroxide; electron flux; hot electron ... See more keywords
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Hot electron generation on metal catalysts under surface reaction: Principles, devices, and application

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Published in 2018 at "Chinese Chemical Letters"

DOI: 10.1016/j.cclet.2018.01.036

Abstract: Abstract Understanding the fundamental mechanisms for charge transfer in supported catalysts is of great importance for heterogeneous catalysis. Several experimental and theoretical results suggest that charge flow through metal-support interfaces leads to the catalytic enhancement… read more here.

Keywords: electron generation; hot electron; charge; generation metal ... See more keywords
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Hot electron-induced electrochemiluminescence at polyetherimide-carbon black-based electrodes

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Published in 2017 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2017.03.212

Abstract: Abstract Various luminophores produce strong electrogenerated chemiluminescence during cathodic pulse polarization of the present insulating film-covered carbon paste electrodes in fully aqueous solutions. First electrodes made of a commercial conductive carbon paste were successfully utilized… read more here.

Keywords: electron induced; carbon; induced electrochemiluminescence; electrochemiluminescence polyetherimide ... See more keywords
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Shockwave propagation and pressure in aluminum films induced by hot-electron-blast during femtosecond-pulsed laser irradiation

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Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2018.06.109

Abstract: Abstract This paper presents a transient analysis of the wave propagation in an aluminum film caused by a femtosecond laser pulse irradiation on the surface. The hot-electron-blast is induced during interaction between a femtosecond laser… read more here.

Keywords: propagation; electron blast; hot electron; femtosecond ... See more keywords
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Ultrafast demagnetization in buried Co80Dy20 as fingerprint of hot-electron transport

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Published in 2019 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2019.04.068

Abstract: Abstract The generation of ultrashort hot-electron pulses in metallic heterostructures offers attractive perspectives for the ultrafast spin manipulation on the picosecond time scale. In such approach, the hot-electron pulses are produced by exciting a non-magnetic… read more here.

Keywords: ultrafast demagnetization; transport; hot electron; electron ... See more keywords
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Thermodynamic loss mechanisms and strategies for efficient hot-electron photoconversion

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Published in 2019 at "Nano Energy"

DOI: 10.1016/j.nanoen.2018.10.051

Abstract: Abstract There are currently extensive interests on the hot-electron-mediated photoconversion. However, the device quantum yield is fundamentally low due to the existences of various hot-electron loss channels; moreover, the nanostructured plasmonic/metamaterial are generally required, which… read more here.

Keywords: photoconversion; hot electron; electron; loss mechanisms ... See more keywords
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Peptide Sequence Influence on the Differentiation of Valine and Norvaline by Hot Electron Capture Dissociation.

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Published in 2019 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.8b04808

Abstract: Isomeric amino acid residues such as valine (Val) and norvaline (Nva) are common in recombinant proteins. The mis-incorporation of Nva for leucine (Leu) causes heterogeneity and in some cases even toxicity. Previous studies have shown… read more here.

Keywords: capture dissociation; hot electron; electron capture;