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The invention discloses a method for preparing a lithium battery negative plate by utilizing needle coke electrode scraps, which comprises the steps of raw material pretreatment,...
Lithium ion battery, one of the major rechargeable energy storage device, has dominated wide applications in electric vehicles and portable electronic devices.[1-5] To improve the energy …
The NF3 plasma-modified needle cokes were analyzed with LIB performance tests, and considerable enhancements were observed in the discharge capacities, rate …
The present invention provides a kind of natural needle coke composite graphite negative electrode material production method, using needle coke as raw material A, using natural …
The structural expansion is small during the process, and it is a high-quality lithium battery negative electrode material. Therefore, graphitized carbon materials have …
In this study, oxygen plasma treatments were used to improve the electrochemical properties of needle coke-based LIB anode materials. After oxygen plasma …
As the most promising next-generation lithium-ion battery anode materials, porous silicon-based materials are attracting great attention nowadays, mainly because of …
Request PDF | On Apr 26, 2021, E. V. Kuz''mina and others published Petroleum Coke as the Active Material for Negative Electrodes in Lithium–Sulfur Batteries | Find, read and cite all the ...
In this work, we have utilized needle cokes, an commercial carbon material with high carbon content and soft carbon structure, as a single carbon source for anode material. A …
material for negative electrodes of lithium–sulfur rech argeable batteries is considered. The comparative stud- ... Keywords: lithium–sulfur battery, petroleum coke, graphite, metal lithium, …
electrochemical performances of samples were analyzed. It was found that Si nanosheets adhered to needle cokes forming silicon/carbon composites. Compared with needle cokes, the …
Abstract The possibility of using carbon materials based on petroleum coke as the cheap and available active material for negative electrodes of lithium–sulfur rechargeable …
The invention relates to the field of coking coal processing, and discloses coal needle coke and a preparation method thereof, a lithium ion battery cathode material and a lithium ion battery. A …
The invention relates to a method for evaluating the quality of coke for a lithium battery negative electrode material, which comprises the following steps: s1, airing the raw coke sample, …
NF3 plasma treatments were used to improve the electrochemical properties of needle coke-based lithium-ion battery (LIB) anode materials. The effects of the NF3 plasma …
Needle coke is attracting attention as an anode material for lithium-ion batteries due to its high reaction rates, but its low specific capacity still remains a problem to be solved. …
In recent times, there has been a significant demand for supercapacitors in energy storage applications due to their rapid charging–discharging capabilities, high power …
Fig. 1 (a) and (b) show discharge curves of carbon negative electrodes in EC/DME and EC/DEC, respectively. EC is known to be a superior solvent for the charge and …
AG-NAG artificial graphite needle-shaped coke, class I lithium ion battery graphite anode material, 050 = (18.01 2.0) #m, first discharge specific capacity is 355 (mA • h) / g: CG- I -17-355: CG …
Preparation of Coating Artificial Graphite with Sodium Alginate as Negative Electrode Material for Lithium-ion Battery Study and Its Lithium Storage Properties January 2022 Materials Advances 3(4)
1. Introduction Recently, the production and storage of energy has become the most important issue in the world. 1,2 In the field of energy storage, lithium-ion batteries are developing rapidly as a new type of energy conversion device. …
In the present study, regular coke and needle coke, which exhibit different crystallinity and orientation, were graphitized to investigate the lithium-ion storage mechanism …
Sulphur is also an undesirable component of raw materials for the production of needle coke. Its content in the coke should be minimal and is normalized to 0.5% wt. High …
The method for preparing an artificial graphite negative electrode material for a high-rate lithium ion battery according to claim 1, wherein in step (1), the raw coke is a pre-calcined...
Needle coke is attracting attention as an anode material for lithium-ion batteries due to its high reaction rates, but its low specific capacity still remains a problem to be solved. In this study, …
YUAI''s CPC is widely used in lithium battery anode materials and graphitized electrodes and other industries. View details Graphite Petroleum Coke ... graphitized coke, …
Keywords Needle coke · Regular coke · Crystallinity · Graphite · Lithium-ion batteries 1 Introduction Carbon-based anode material was commercialized as an equipment material for …
Needle coke is mainly used in the manufacture of lithium battery anode materials and ultra-high power graphite electrodes. In recent years, with the increase in production capacity of anode …
The invention discloses a preparation method of a battery cathode material based on needle coke green coke and calcined coke, which comprises the steps of crushing to obtain needle coke …
The coal tar pitch is converted into needle coke and binder pitch, and prepared into secondary particle artificial graphite negative electrode material, which retains the …
In 2016, the total demand for acicular coke reached 186,800 tons, the graphite electrode increased by 80.86% month-on-month, and the lithium battery negative electrode …
Lithium (Li) metal is widely recognized as a highly promising negative electrode material for next-generation high-energy-density rechargeable batteries due to its exceptional …
Corn straw-derived porous carbon as negative-electrode … carbon materials as negative electrode for lithium-ion batteries. But with the sharp rise in the price of non-renewable fossil …
Semantic Scholar extracted view of "Electrochemical characteristics of needle coke refined by molten caustic leaching as an anode material for a lithium-ion battery" by …
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