Results 1 to 10 of about 40,454 (163)

Rational Engineering of Anode Current Collector for Dendrite-Free Lithium Deposition: Strategy, Application, and Perspective [PDF]

open access: yesFrontiers in Chemistry, 2022
Lithium metal anodes have attracted extensive attention due to their high theoretical capacity and low redox potential. However, low Coulombic efficiency, serious parasitic reaction, large volume change, and dendrite growth during cycling have hindered ...
Nanrui Li   +5 more
doaj   +2 more sources

An electron-deficient carbon current collector for anode-free Li-metal batteries [PDF]

open access: yesNature Communications, 2021
The development of anode-free batteries requires fundamental investigations at the current collector/electrolyte interface. Here, the authors report an atomically defective carbon current collector to improve the electrochemical behaviour of an anode ...
Hyeokjin Kwon   +8 more
doaj   +2 more sources

Effect of Washing on the Electrochemical Performance of a Three-Dimensional Current Collector for Energy Storage Applications [PDF]

open access: yesNanomaterials, 2021
The development of efficient materials for energy storage applications has attracted considerable attention, especially for supercapacitors and batteries that are the most promising and important power sources in everyday life.
Sajid Ali Ansari   +3 more
doaj   +2 more sources

Electrospun 3D Structured Carbon Current Collector for Li/S Batteries [PDF]

open access: yesNanomaterials, 2020
Light weight carbon nanofibers (CNF) fabricated by a simple electrospinning method and used as a 3D structured current collector for a sulfur cathode.
Sandugash Kalybekkyzy   +5 more
doaj   +2 more sources

INVESTIGATION OF PROPERTIES OF CURRENT COLLECTOR ELEMENTS AND THEIR EFFECT ON THE PERFORMANCE OF TRIBOSYSTEM «CONTACT WIRE - CURRENT COLLECTOR ELEMENT»

open access: yesNauka ta progres transportu, 2015
Purpose. The paper is devoted to the detailed analysis of interrelations at the contact point of friction pair «contact wire – current collector insert».
Yu. L. Bolshakov, A. V. Antonov
doaj   +4 more sources

Development of a Current Collector with a Graphene Thin Film for a Proton Exchange Membrane Fuel Cell Module [PDF]

open access: yesMolecules, 2020
This paper constructs planar-type graphene thin film current collectors for proton exchange membrane fuel cells (PEMFCs). The present planar-type current collector adopts FR-4 as the substrate and coats a copper thin film using thermal evaporation for ...
Yean-Der Kuan   +4 more
doaj   +2 more sources

Graphene-Modified 3D Copper Foam Current Collector for Dendrite-Free Lithium Deposition [PDF]

open access: yesFrontiers in Chemistry, 2019
Lithium (Li) metal is regarded as the ideal anode for rechargeable Li-metal batteries such as Li-S and Li-air batteries. A series of problems caused by Li dendrites, such as low Coulombic efficiency (CE) and a short circuit, have limited the application ...
Juan Yu   +11 more
doaj   +2 more sources

Influence of aerodynamic parameters of current collector on current collection at movement speeds up to 160 km/h

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2022
Introduction. This article investigates the influence of the aerodynamic parameters of the current collector on the contact force. For this purpose, the influence in the speed range up to 160 km/h on the quality of the current collection, in particular ...
N. V. Mironos   +2 more
doaj   +1 more source

Lead acid battery with high resistance to over‐discharge using graphite based materials as cathode current collector

open access: yesNano Select, 2022
Lead acid battery has been one of the most important battery for industry use. However, conventional lead acid battery cannot be recharged after over discharge and the performance is greatly declined. It has been revealed that the cause of not being able
Hiroshi Okano   +9 more
doaj   +1 more source

Increasing the forecasting fidelity of current collection system operating capability by means of contact pressure simulation modelling [PDF]

open access: yesE3S Web of Conferences, 2020
Current collection quality is one of the limiting factors when increasing trains movement speed in the rail sector. With the movement speed growth, the impact forces on the current collector from the rolling stock and the aerodynamic influence increase ...
Golubkov Anton   +4 more
doaj   +1 more source

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