Mechanistic Insights into the Structural Modulation of Transition Metal Selenides to Boost Potassium Ion Storage Stability

ACS Nano ◽  
2021 ◽  
Vol 15 (9) ◽  
pp. 14697-14708
Author(s):  
Shuaitong Liang ◽  
Zhenjiang Yu ◽  
Tianshuai Ma ◽  
Haiting Shi ◽  
Qingqing Wu ◽  
...  
Keyword(s):  
Transition Metal ◽  
Storage Stability ◽  
Potassium Ion ◽  
Ion Storage ◽  
Structural Modulation ◽  
Metal Selenides

Yolk-Shell Structured CoSe2/C Nanospheres as Multifunctional Anode Materials for Both Full/Half Sodium-Ion and Full/Half Potassium-Ion Batteries

Nanoscale ◽  
2021 ◽  
Author(s):  
Xiuping Sun ◽  
Suyuan Zeng ◽  
Ruxia Man ◽  
Lu Wang ◽  
Bo Zhang ◽  
...  
Keyword(s):  
Electrical Conductivity ◽  
Transition Metal ◽  
Anode Materials ◽  
Potassium Ion ◽  
Sodium Ion ◽  
Large Radius ◽  
Metal Selenides

Transition metal selenides (TMSs) are suitable for SIBs and PIBs owing to their satisfactory theoretical capacity and superior electrical conductivity. However, the large radius of Na+/K+ easily arouses the sluggish...

Red phosphorus embedded in TiO2/C nanofibers to enhance the potassium-ion storage performance

Nanoscale ◽  
2021 ◽  
Vol 13 (13) ◽  
pp. 6635-6643
Author(s):  
Die Su ◽  
Jing Dai ◽  
Min Yang ◽  
Jiaxing Wen ◽  
Jianping Yang ◽  
...  
Keyword(s):  
Energy Storage ◽  
Electronic Conductivity ◽  
Potassium Ion ◽  
Special Structure ◽  
Red Phosphorus ◽  
Storage Performance ◽  
Ion Storage

TiO2-RP/CN was fabricated and found to possess a special structure and an excellent electronic conductivity, and the electrodes show outstanding energy storage in K half/full cells.

scholarly journals Achieving the robust immobilization of CoP nanoparticles in cellulose nanofiber network-derived carbon via chemical bonding for a stable potassium ion storage

RSC Advances ◽  
2020 ◽  
Vol 10 (72) ◽  
pp. 44611-44623
Author(s):  
Xudong Zhao ◽  
Dan Zhou ◽  
Mingyang Chen ◽  
Jiaqi Yang ◽  
Li-Zhen Fan
Keyword(s):  
Electrochemical Performance ◽  
Chemical Bonding ◽  
Potassium Ion ◽  
Cellulose Nanofiber ◽  
Ion Storage ◽  
Enhanced Electrochemical Performance

A robust CoP@CNFC with enhanced electrochemical performance was synthesized via chemical bonding and demonstrates a promising potential toward an efficient K-storage.

Synergistic effect of carbon nanotubes and graphitic carbon nitride on the enhanced supercapacitor performance of cobalt diselenide-based composites

2021 ◽  
Author(s):  
Mingjie Li ◽  
Xuan Zheng ◽  
Xiang Li ◽  
Youjun Yu ◽  
Jinlong Jiang
Keyword(s):  
Carbon Nanotubes ◽  
Transition Metal ◽  
Synergistic Effect ◽  
Hydrothermal Method ◽  
High Performance ◽  
Carbon Nitride ◽  
Electrode Materials ◽  
One Dimensional ◽  
Supercapacitor Performance ◽  
Metal Selenides

Recently, transition metal selenides have been investigated extensively as promising electrode materials for high-performance supercapacitors. Herein, the multi-component CoSe2/CNTs@g-C3N4 composites are prepared using a two-step hydrothermal method by incorporating one-dimensional...

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