Results 211 to 220 of about 81,961 (270)

Intensification of Alkaline Electrolyzer with Improved Two‑Phase Flow

open access: yesAdvanced Energy Materials, EarlyView.
Porous nickel‐type electrodes with low tortuosity are fabricated and their role in reducing the capillary pressure, bubble point, and ohmic resistance, which led to lower energy loss and higher current densities and efficiencies is investigated. The cell delivers a current density of 2 A cm−2 at ≈2 V.
Franz Egert   +17 more
wiley   +1 more source

Photocatalytic and Electrochemical Synthesis of Biofuel via Efficient Valorization of Biomass

open access: yesAdvanced Energy Materials, EarlyView.
This review highlights biomass and biofuel traits, exploring photocatalysis and electrocatalysis mechanisms and their synergistic technologies in biofuel production. It analyzes environmental and economic impacts of green catalytic processes, assesses current challenges, and outlines future research directions, condensing complex topics into a focused ...
Dalin Sun   +9 more
wiley   +1 more source

Aqueous Zinc‐Based Batteries: Active Materials, Device Design, and Future Perspectives

open access: yesAdvanced Energy Materials, EarlyView.
This review conducts a comprehensive analysis of aqueous zinc‐based batteries (AZBs) based on their intrinsic mechanisms, including redox reactions, ion intercalation reactions, alloying reactions, electrochemical double‐layer reactions, and mixed mechanisms, systematically discussing recent advancements in each type of AZBs.
Yan Ran, Fang Dong, Shuhui Sun, Yong Lei
wiley   +1 more source

Single‐Atom Co Meets Remote Fe for a Synergistic Boost in Oxygen Electrocatalysis

open access: yesAdvanced Energy Materials, EarlyView.
A one‐step Coordination‐Selective Synthesis strategy enables the integration of Co‐N4 single‐atom sites with remote Fe‐based nanoparticles, optimizing electrocatalytic performance. Electrochemical tests confirm that Fe‐based nanoparticles enhance charge and mass transport, boosting reaction kinetics.
Zongge Li   +9 more
wiley   +1 more source

Pyrolysis of Cellulose Part I

open access: bronze, 1966
Kunio Katō   +2 more
openalex   +2 more sources

Comparative Evaluation of HFC‐134a Decompositions Over Metal‐Impregnated γ‐Al2O3 Catalysts (M/γ‐Al2O3) (M = Mg, Ni, Co, Zn, Cu)

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This study examines the impact of an impregnated metalon the structural alterations of the catalyst induced by intermediatesgenerated during the HFC‐134a catalytic decomposition reaction. Through adetailed analysis of the catalyst before and after the reaction, the underlyingcause of the observed inactivity is elucidated.
Myeong‐Heon Yoo   +8 more
wiley   +1 more source

Al‐Doped LaTiO2N Prepared via Flame Spray Pyrolysis for Photocatalytic Hydrogen Evolution

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Flame spray pyrolysis enables the synthesis of La–Ti oxides with a simple perovskite‐type structure, and Al doping promotes the formation of the simple perovskite‐type La–Ti oxides. The Al‐doped LaTiO2N obtained by nitridation has a reduced defect concentration due to suppressed structural change, which contributes to the improvement of hydrogen ...
Mayu Inose   +4 more
wiley   +1 more source

Pyrolysis of Low Molecule Hydrocarbons in a Noniso-thermal Flow Reactor

open access: bronze, 1969
Toshihide Haraguchi   +2 more
openalex   +2 more sources

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