Results 91 to 100 of about 117,035 (336)

Self‐supportive Three‐Way Photoelectrochemical System Achieving Uranium Recycling, Organic Oxidation, and Electricity Generation in Complex Waters

open access: yesAdvanced Functional Materials, EarlyView.
A self‐sustaining solar photoelectrochemical cell (SS‐PEC) is developed to recover uranium from aqueous UO22+ with concurrent organic oxidation and electricity production. The monolithical photoanode directly captures electrons from organic compounds, leading to the oxidation of organic compounds and the decomposition of uranium‐organic complexes ...
Yumei Wang   +7 more
wiley   +1 more source

Au@h‐BN Core–Shell Nanostructure as Advanced Shell‐Isolated Nanoparticles for In Situ Electrochemical Raman Spectroscopy in Alkaline Environments

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates the stability and Raman signal enhancement effects of Au@h‐BN nanoparticles in an alkaline electrolyte on. A comparison between conventional SiO2 and h‐BN shells reveals that the h‐BN core‐shell structure provides superior stability and enhanced Raman intensity over multiple cyclic voltammetry cycles.
Jee Hyeon Kim   +5 more
wiley   +1 more source

Understanding the Current-Voltage Behavior of High Temperature Solid Oxide Fuel Cell Stacks

open access: yes, 2017
High temperature solid oxide fuel cell (SOFC) stacks are highly efficient and environmentally friendly electrochemical systems, which convert the chemical energy of fuel gases with oxygen from air directly into electrical energy. During operation of SOFC
M. Lang   +5 more
semanticscholar   +1 more source

Propane Fueled Solid Oxide Fuel Cells

open access: yesECS Proceedings Volumes, 2003
This paper describes recent results on the operation of SOFCs with propane fuel. Two strategies have been employed. First, conventional anode supported SOFCs have been operated with propane-air mixtures. In this case, the cells operate by internal partial oxidation; for propane contents 1.7), there was no carbon deposition detected at 800°C.
Scott A. Barnett   +3 more
openaire   +2 more sources

Reversible Phase Transitions Enable Cyclic Isothermal CO2 Capture in Redox‐Activated Perovskite‐Structured Sorbents

open access: yesAdvanced Functional Materials, EarlyView.
Perovskite‐structured SrMnO3 can cyclically and reversibly capture and release CO2 via redox‐enabled phase transitions at constant temperature. The efficacy of this novel redox‐activated CO2 sorbent is demonstrated via sorption‐enhanced steam methane reforming.
Leo Brody   +9 more
wiley   +1 more source

An Application of Solid Particles in Fuel Cell Technology

open access: yesKONA Powder and Particle Journal, 2014
Solid fuel particles will become increasingly important in the future. Present energy conversion systems for solid fuels are too inefficient.
Mark C. Williams   +3 more
doaj   +1 more source

Transforming Cellulose Into Functional Three‐Dimensional Structures

open access: yesAdvanced Functional Materials, EarlyView.
Cellulose is promising for replacing synthetic polymers due to its excellent mechanical properties and low cost. This review highlights the recent advancements in transforming cellulose into functional 3D structures, including liquid gels and porous materials.
Xia Sun   +5 more
wiley   +1 more source

Recent Development in Reversible Solid Oxide Fuel Cells: Theory, Integration and Prospective

open access: yesChemElectroChem
Reversible solid oxide fuel cell (RSOC) has gained widespread attention due to their potential for high efficiency in implementing multi‐energy distributed systems.
Dr. Yiping Yang   +5 more
doaj   +1 more source

Harnessing Interfacial Cl− Ions for Concurrent Formate Production at Industrial Level via CO2 Reduction and Methanol Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
The replacement of the anodic OER in CO2RR with energy‐saving methanol oxidation reaction and the creation of a favorable microenvironment through interfacial Cl− ions enable concurrent formate production at industrial‐level current densities. Abstract The efficient electrocatalytic conversion of CO2 to formate is often impeded by the high energy ...
Yiqun Chen   +7 more
wiley   +1 more source

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