Results 221 to 230 of about 17,727 (295)

Ultra‐High‐Efficiency On‐Chip CO2 Conversion by Nanosecond Self‐Pulsing Micro‐Plasma Devices

open access: yesCarbon Energy, EarlyView.
A micro‐plasma chip with sub‐10‐μm electrode gaps is introduced for efficient CO2‐to‐CO conversion. The device self‐converts a DC power supply into nanosecond pulses, producing field‐emission electrons that vibrationally excite CO2, driving dissociation via the ladder‐climbing mechanism. A scaled‐up chip array achieves 30% single‐pass conversion and 50%
Guangyu Sun   +5 more
wiley   +1 more source

Recent advances in Catalysis Research using Electron Microscopy [PDF]

open access: yes, 2014
Chorkendorff, Ib   +4 more
core   +1 more source

Carbon/Silicon Heterojunction Solar Cells: Status and Perspectives

open access: yesCarbon Energy, EarlyView.
This review examines carbon/silicon heterojunctions and highlights the advantages of carbon materials in terms of cost‐effectiveness, low‐temperature processing, and scalability. It adopts a comprehensive approach to bridge the gap between laboratory‐scale innovations and industrial‐scale applications, incorporating current state‐of‐the‐art findings ...
Randi Azmi   +6 more
wiley   +1 more source

Hydrogen Migration Enhances Proton‐Coupled Electron Transfer in an S‐Scheme Heterojunction for High‐Efficiency Photocatalysis

open access: yesCarbon Energy, EarlyView.
Precisely directed built‐in electric field in an S‐scheme heterojunction synergizes photogenerated charge separation with interfacial proton migration, thus co‐localizing electrons and protons on the NOH surface and boosting proton‐coupled electron transfer kinetics in the rate‐determining hydrogen release step. ABSTRACT The kinetic bottleneck in solar‐
Qinhao Zhao   +9 more
wiley   +1 more source

Photothermal CO2 Hydrogenation: Reactions, Mechanisms, and Catalyst Design

open access: yesCarbon Energy, EarlyView.
Reactions, mechanisms, and catalyst design for photothermal CO2 hydrogenation. ABSTRACT Photothermal CO2 hydrogenation has attracted extensive attention because it provides a green and sustainable approach to fuel and chemicals production. The photothermal catalyst plays a critical role in CO2 conversion through a range of reactions.
Shuai Yan   +15 more
wiley   +1 more source

Oxidative Fast Pyrolysis Enabling Autothermal Production of Porous Functionalized Biochar and Anhydrosugar/Phenol‐Rich Bio‐Oil From Biomass

open access: yesCarbon Energy, EarlyView.
Oxidative fast pyrolysis of biomass enables autothermal production of value‐added products. ABSTRACT Oxidative fast pyrolysis can potentially overcome the heat‐supply bottleneck of conventional fast pyrolysis by enabling autothermal operation while also tailoring product quality through controlled oxygen addition.
Bin Li   +15 more
wiley   +1 more source

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