Active sites enriched hard carbon porous nanobelts for stable and high-capacity potassium-ion storage

Nano Energy ◽  
2020 ◽  
Vol 77 ◽  
pp. 105018 ◽  
Author(s):  
Kai Zhang ◽  
Qiu He ◽  
Fangyu Xiong ◽  
Jinping Zhou ◽  
Yan Zhao ◽  
...  
Keyword(s):  
Active Sites ◽  
High Capacity ◽  
Potassium Ion ◽  
Hard Carbon ◽  
Ion Storage

Defects and sulfur-doping design of porous carbon spheres for high-capacity potassium-ion storage

2021 ◽  
Author(s):  
Ruling Huang ◽  
Xixue Zhang ◽  
Zexi Qu ◽  
Xiaodong Zhang ◽  
Jiao Lin ◽  
...  
Keyword(s):  
Energy Storage ◽  
Porous Carbon ◽  
High Capacity ◽  
Potassium Ion ◽  
Carbon Spheres ◽  
Hard Carbon ◽  
Capacitive Energy Storage ◽  
Heteroatom Doping ◽  
Ion Storage ◽  
Porous Carbon Spheres

Heteroatom-doping had been demonstrated to effectively improve the capacitive energy storage of hard carbon in potassium ion batteries (KIBs). However, the external defects introduced during doping process are responsible to...

Nano-size porous carbon spheres as a high-capacity anode with high initial coulombic efficiency for potassium-ion batteries

2020 ◽  
Vol 5 (5) ◽  
pp. 895-903 ◽  
Author(s):  
Hehe Zhang ◽  
Chong Luo ◽  
Hanna He ◽  
Hong-Hui Wu ◽  
Li Zhang ◽  
...  
Keyword(s):  
Electrochemical Performance ◽  
Porous Carbon ◽  
Coulombic Efficiency ◽  
High Capacity ◽  
Potassium Ion ◽  
Carbon Spheres ◽  
Hard Carbon ◽  
Porous Carbon Spheres ◽  
Nano Size ◽  
Initial Coulombic Efficiency

An anode of hard carbon spheres with both small size and a porous structure enables superior electrochemical performance of potassium-ion batteries.

Nitrogen and Oxygen Co‐Doped Porous Hard Carbon Nanospheres with Core‐Shell Architecture as Anode Materials for Superior Potassium‐Ion Storage

Small ◽  
2021 ◽  
pp. 2104296
Author(s):  
Shaokun Chong ◽  
Lingling Yuan ◽  
Ting Li ◽  
Chengyong Shu ◽  
Shuangyan Qiao ◽  
...  
Keyword(s):  
Anode Materials ◽  
Potassium Ion ◽  
Core Shell ◽  
Carbon Nanospheres ◽  
Hard Carbon ◽  
Ion Storage ◽  
Co Doped

An iron-based polyanionic cathode for potassium storage with high capacity and excellent cycling stability

2020 ◽  
Vol 8 (18) ◽  
pp. 9128-9136 ◽  
Author(s):  
Haiyan He ◽  
Wenjiao Yao ◽  
Sarayut Tunmee ◽  
Xiaolong Zhou ◽  
Bifa Ji ◽  
...  
Keyword(s):  
High Stability ◽  
High Capacity ◽  
Potassium Ion ◽  
Cycling Stability ◽  
Positive Electrode ◽  
Ion Storage ◽  
Excellent Cycling Stability ◽  
Iron Based

KLi3Fe(C2O4)3@C is developed as a positive electrode for potassium-ion storage with high stability and long cyclability.

Size Engineering and Crystallinity Control Enable High‐Capacity Aqueous Potassium‐Ion Storage of Prussian White Analogues

2018 ◽  
Vol 5 (24) ◽  
pp. 3887-3892 ◽  
Author(s):  
Chang Li ◽  
Xusheng Wang ◽  
Wenjun Deng ◽  
Chunyi Liu ◽  
Jitao Chen ◽  
...  
Keyword(s):  
High Capacity ◽  
Potassium Ion ◽  
Ion Storage

Potassium‐Ion Storage in Cellulose‐Derived Hard Carbon: The Role of Functional Groups

2020 ◽  
Vol 3 (9) ◽  
pp. 953-960 ◽  
Author(s):  
Ashok Kumar Nanjundan ◽  
Rohit Ranganathan Gaddam ◽  
Amir H. Farokh Niaei ◽  
Pratheep K. Annamalai ◽  
Deepak P. Dubal ◽  
...  
Keyword(s):  
Functional Groups ◽  
Potassium Ion ◽  
Hard Carbon ◽  
Ion Storage

Interlayer engineering of MoS2 nanosheets for high-rate potassium-ion storage

2020 ◽  
Vol 44 (47) ◽  
pp. 20659-20664
Author(s):  
Wei Kang ◽  
Yuchen Wang ◽  
Cuihua An
Keyword(s):  
Active Sites ◽  
Interlayer Spacing ◽  
Potassium Ion ◽  
High Rate ◽  
Rate Performance ◽  
Mos2 Nanosheets ◽  
Capacity Retention ◽  
Ion Storage

Se–MoS2 with expanded the interlayer spacing and more active sites, exhibits better rate performance (75% capacity retention) as potassium ion batteries anode.

Rational design heterostructured bimetallic selenides for high capacity and durability sodium/potassium-ion storage

2021 ◽  
pp. 133176
Author(s):  
Xiaofeng Liu ◽  
Zhulin Niu ◽  
Yanan Xu ◽  
Zhipeng Zhao ◽  
Chuanqi Li ◽  
...  
Keyword(s):  
Rational Design ◽  
High Capacity ◽  
Potassium Ion ◽  
Sodium Potassium ◽  
Ion Storage
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