Results 61 to 70 of about 39,914 (299)

Highly active nanostructured CoS2/CoS heterojunction electrocatalysts for aqueous polysulfide/iodide redox flow batteries

open access: yesNature Communications, 2019
Polysulfide/iodide redox flow batteries are promising due to low cost and high-solubility components, but are limited by energy efficiency and power density.
Dui Ma   +9 more
doaj   +1 more source

Redox flow batteries based on insoluble redox-active materials. A review

open access: yesNano Materials Science, 2021
The ever-increasing demand for energy has stimulated the development of economical non-fossil fuels. As representative of clean energy, solar and wind have been identified as the most promising energy sources due to their abundance, cost efficiency, and ...
Xiao Wang   +2 more
doaj   +1 more source

Electrosynthesis of Bioactive Chemicals, From Ions to Pharmaceuticals

open access: yesAdvanced Functional Materials, EarlyView.
This review discusses recent advances in electrosynthesis for biomedical and pharmaceutical applications. It covers key electrochemical materials enabling precise delivery of ions and small molecules for cellular modulation and disease treatment, alongside catalytic systems for pharmaceutical synthesis.
Gwangbin Lee   +4 more
wiley   +1 more source

Enhanced Catalysis of P-doped SnO2 for the V2+/V3+ Redox Reaction in Vanadium Redox Flow Battery

open access: yesFrontiers in Chemistry, 2021
In this work, nanosized P-doped SnO2 (SnO2-P) was prepared by a sol–gel method as a catalyst for the V3+/V2+ redox reaction in vanadium redox flow battery. Compared with SnO2, the electrochemical performance of SnO2-P is significantly improved.
Xiaojian Feng   +7 more
doaj   +1 more source

Multiphysics Finite\u2013Element Modelling of an All\u2013Vanadium Redox Flow Battery for Stationary Energy Storage [PDF]

open access: yes, 2015
All-Vanadium Redox Flow Batteries (VRFBs) are emerging as a novel technology for stationary energy storage. Numerical models are useful for exploring the potential performance of such devices, optimizing the structure and operating condition of cell ...
Bertucco, Alberto   +4 more
core   +1 more source

Solar Heating Enhanced Selective Recovery of Metal Ions Through Flowing Electrodes Enabled by Hybrid Carbon Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
A new electrochemical system based on a microporous hybrid of carbon nanoplatelets and nanotubes to selectively capture Ni2+ from wastewater is constructed. The system temperature rises rapidly when irradiated with sunlight, which enhances the Ni2+ removal rate by 250% and the selectivity by 53%, and the energy consumption is also reduced by 51 ...
Ziquan Wang   +11 more
wiley   +1 more source

In situ mapping of activity distribution and oxygen evolution reaction in vanadium flow batteries

open access: yesNature Communications, 2019
Redox flow batteries are attractive for large-scale energy storage, but electrode activity should be better understood to improve electrochemical performance.
Kaijie Ma   +6 more
doaj   +1 more source

Microbially charged redox flow battery: coupling a bioelectrochemical cell with a redox flow battery [PDF]

open access: yes, 2017
ISMET 6 - General Meeting of the International Society for Microbial Electrochemistry and TechnologyRedox flow batteries (RFB) are electrochemical systems applied in the conversion and storage of chemical energy in electricity.
Alves, M. M.   +4 more
core  

Thermal modeling of industrial-scale vanadium redox flow batteries in high-current operations [PDF]

open access: yes, 2019
A cell-resolved model that simulates the dynamic thermal behavior of a Vanadium Redox Flow Battery during charge and discharge is presented. It takes into account, at a cell level, the reversible entropic heat of the electrochemical reactions ...
Giomo, Monica   +3 more
core   +1 more source

Electrochemical Abuse‐Driven Thermal Runaway in Lithium‐Ion Batteries: Evolution From Beginning‐of‐Life to End‐of‐Life

open access: yesAdvanced Functional Materials, EarlyView.
Electrochemical abuse transforms thermal runaway behavior in lithium‐ion batteries. Through systematic decoupling of degradation mechanisms, this study reveals that lithium plating lowers the onset temperature by 10 °C, electrolyte consumption delays high‐temperature reactions, and capacity fade reduces total heat generation. These mechanistic insights
San Hwang   +12 more
wiley   +1 more source

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