Boosting the power performance of multilayer graphene as …
In the ongoing challenge to increase the energy density of lithium-ion batteries (LIBs), graphene 1 has been intensively investigated as anode materials to replace graphite 2 …
Frontiers | Sandwich-type architecture film based on WS2 and …
Zhou et al. (2016a) presented a one-pot method for the synthesis of a WS 2 /reduced graphene oxide (rGO) composite, which dramatically improved battery performance. …
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Enhanced Performance of E-Bike Motive Power …
In this work, nitrogen doped graphene oxide powder (N-GrOP) was used as an additive for fumed silica based gelled electrolyte of valve regulated lead acid (VRLA) batteries for the first time in...
Iodine doped graphene as anode material for lithium ion battery
I-doped graphene is synthesized via the pyrolysis of graphite oxide (GO) and iodine. GO was prepared by a modified Hummer''s method. In the preparation sulfuric acid …
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Boosting the power performance of multilayer graphene as …
Here we report the microwave-assisted synthesis of a novel graphene-based material in ionic liquid (i.e., carved multilayer graphene with nested Fe3O4 nanoparticles), …
Graphene materials for lithium–sulfur batteries
However, a Li–S battery can deliver an average voltage only around 2.2 ... By using thiosulfate and acid as precursors, graphene-encapsulated sulfur composites have been …
Revealing the potential of graphene-embedded Na3Fe2(PO4)3
In this study, pure sodium iron phosphate [Na3Fe2(PO4)3, abbreviated NFP] and graphene-embedded sodium iron phosphate [Na3Fe2(PO4)3/graphene, abbreviated …
Synthesis and Structural Design of Graphene, Silicon and …
Rana et al. successfully produced freestanding and flexible graphene films, ≈5–8 µm thick, through the CVD method for use as a battery anode. Notably, these graphene anodes, unlike …
Enhancing the Performance of Motive Power Lead-Acid Batteries …
The lead–acid battery has a history of over 150 years and has a dominant position in …
Enhanced Performance of E-Bike Motive Power Lead–Acid …
The effects of both graphene nanoplatelets and reduced graphene oxide as …
A review on the role of graphene quantum dots and carbon …
The benzene rings existing at the graphene sheet edges form an appropriate electron energy level and a steric effect. These lead to a superior electrochemical performance …
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Enhancing the Performance of Motive Power Lead-Acid …
The lead–acid battery has a history of over 150 years and has a dominant position in electrochemical power supplies due to its low price, easy availability of raw materials and its …
Enhanced Performance of E-Bike Motive Power Lead–Acid …
The effects of both graphene nanoplatelets and reduced graphene oxide as additives to the negative active material in valve-regulated lead–acid batteries for electric bikes …
In situ polymerization of aniline to prepare porous micro
Due to the high theoretical specific capacity, silicon materials have been developed worldwide to meet the requirement of energy storage in lithium ion batteries. But …
Enhanced Performance of E-Bike Motive Power Lead–Acid Batteries with ...
In this work, nitrogen doped graphene oxide powder (N-GrOP) was used as an additive for fumed silica based gelled electrolyte of valve regulated lead acid (VRLA) batteries …
Applications of graphene-based tungsten oxide nanocomposites: …
This review describes the various applications of graphene derivative (GO/rGO) with the tungsten oxide nanocomposite such as supercapacitor, electrochromism, photocatalysis and energy …
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Synthesis of graphene and recovery of lithium from lithiated …
1. Introduction. The quantity of spent Li-ion batteries (LIBs) are expected to grow exponentially to 1.36 million tons in the world by 2025 (Ma et al., 2018).The spent power LIBs …
Graphene Materials for Lithium−Sulfur Batteries
This review article summarizes the recent achievements on graphene-based Li-S batteries, focusing on the applications of graphene materials in sulfur positive electrodes, lithium negative ...
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The high sulfur content in NCO-GA/S composite (80.4%), possible cover of a little sulfur on graphene surface and recapturing of the small amount of dissolved polysulfides …