Results 11 to 20 of about 3,078,310 (309)

Understanding of the sodium storage mechanism in hard carbon anodes

Carbon Energy, 2022
Hard carbon has been regarded as the most promising anode material for sodium‐ion batteries (SIBs) due to its low cost, high reversible capacity, and low working potential.
Xiaoyang Chen, Changyu Liu, Yongjin Fang, Xinping Ai, Faping Zhong, Hanxi Yang, Yuliang Cao   +6 more
doaj   +2 more sources

Revitalizing sodium-ion batteries via controllable microstructures and advanced electrolytes for hard carbon

eScience
Sodium-ion batteries (SIBs) with low cost and high safety are considered as an electrochemical energy storage technology suitable for large-scale energy storage.
Feng Wang, Zhenming Jiang, Yanyan Zhang, Yanlei Zhang, Jidao Li, Huibo Wang, Yinzhu Jiang, Guichuan Xing, Hongchao Liu, Yuxin Tang   +9 more
doaj   +3 more sources

MgP4/CNT‐Graphene Embedded in Hard Carbon Matrix as a High‐Capacity Anode for Next‐Generation Sodium‐Ion Batteries [PDF]

Advanced Science
Sodium‐ion batteries (SIBs) are promising low‐cost alternatives to lithium‐ion batteries (LIBs), but their energy density remains limited. Hard carbon (HC) offers only modest capacity, while high‐capacity LIB anode materials, notably silicon (Si), are ...
Sion Ha, Doyeon Lee, Dong Won Kim, Won‐Sik Kim, Minkyu Lee, Seong‐Hyeon Hong, Kyeong‐Ho Kim   +6 more
doaj   +2 more sources

Effect of carbonization methods on graphitization of soft and hard carbons

Carbon Trends
Pressurized carbonization is known to improve carbon content and create textural changes in resultant carbon compared to conventional (atmospheric) carbonization.
Sandra Ike, Randy Vander Wal
doaj   +2 more sources

The change of Na storage mechanism from soft carbon to hard carbon [PDF]

Physical Chemistry Chemical Physics
Soft carbon and hard carbon materials are two of the most promising materials for sodium ion battery anodes.
Huy Sy Nguyen, Arnulf Latz
openaire   +4 more sources

Phosphate-Induced Reaction to Prepare Coal-Based P-Doped Hard Carbon with a Hierarchical Porous Structure for Improved Sodium-Ion Storage

Molecules, 2023
The use of coal as a precursor for producing hard carbon is favored due to its abundance, low cost, and high carbon yield. To further optimize the sodium storage performance of hard carbon, the introduction of heteroatoms has been shown to be an ...
Limin Deng, Yakun Tang, Jingmei Liu, Yue Zhang, Wenjun Song, Yuandong Li, Lang Liu   +6 more
doaj   +1 more source

Soft-Carbon-Coated, Free-Standing, Low-Defect, Hard-Carbon Anode to Achieve a 94% Initial Coulombic Efficiency for Sodium-Ion Batteries

, 2021
Developing hard carbon with a high initial Coulombic efficiency (ICE) and very good cycling stability is of great importance for practical sodium-ion batteries (SIBs). Defects and oxygen-containing groups grown along either the carbon edges or the layers,
Jia Hua Zhao (20256624), Chun Mei Xu (20254968), Xiao Hao Liu (20254971), Minghong Wu (1519321), Rongrong Li (1823359), Li Li (14993), Gang Xu (219455), Yun Gao (381225), Wei Hong Lai (17869333), Xiang Xi He (20254974), Yingying Dai (11106013), Yun Qiao (456984), Shu Lei Chou (1423273), Zhuo Yang (314040)   +13 more
core   +3 more sources

Hard‐Carbon Anodes for Sodium‐Ion Batteries: Recent Status and Challenging Perspectives

Advanced Energy & Sustainability Research, 2022
Sodium‐ion batteries (SIBs) hold great potential in the application of large‐scale energy storage. With the coming commercialization of SIBs, developing advanced anode of particularly hard carbon is becoming increasingly urgent yet challenging.
Wenlong Shao, Haodong Shi, Xigao Jian, Zhong-Shuai Wu, Fangyuan Hu   +4 more
doaj   +1 more source

The phase diagram and hardness of carbon nitrides [PDF]

Scientific Reports, 2015
AbstractNovel superhard materials, especially those with superior thermal and chemical stability, are needed to replace diamond. Carbon nitrides (C-N), which are likely to possess these characteristics and have even been expected to be harder than diamond, are excellent candidates.
Dong, Huafeng, Oganov, Artem R., Zhu, Qiang, Qian, Guang-Rui   +3 more
openaire   +3 more sources

A review of hard carbon anode: Rational design and advanced characterization in potassium ion batteries

InfoMat, 2022
K‐ion batteries (KIBs) have attracted tremendous attention and seen significant development because of their low price, high operating voltage, and properties similar to those of Li‐ion batteries.
Hang Lei, Jinliang Li, Xiyun Zhang, Liang Ma, Zhong Ji, Zilong Wang, Likun Pan, Shaozao Tan, Wenjie Mai   +8 more
doaj   +1 more source