An activated carbon cloth/polymer-iodine (ACC/PVP-I2) composite was prepared by the "Betadine" method and employed as a high-performance cathode for rechargeable Li/I2 batteries. Due to the synergistic effect of ACC and PVP-I2, Li/I2 cells with ACC/PVP-I2 as the cathode exhibited superior electrochemical performance.
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http://dx.doi.org/10.1039/c8cc06848h | DOI Listing |
ACS Appl Mater Interfaces
January 2022
Surface Engineering & Tribology Division, Council of Scientific and Industrial Research-Central Mechanical Engineering Research Institute, Durgapur 713209, India.
Recently, the use of a gel polymer electrolyte for the development of robust, flexible, quasi-solid, ultra-stable, high-performance zinc-ion batteries (ZiBs) as an alternative to lithium-ion batteries has attracted widespread attention. However, the performance of ZiBs is limited due to the lack of suitable gel electrolytes. Herein, a ″water-in-salt″ (WiS)-based hydrophilic molecular crowded polymer gel electrolyte and binder free VO@MnO cathode are introduced to augment the durability, flexibility, safety, and electrochemical performance of ZiBs.
View Article and Find Full Text PDFNanotechnology
March 2019
Pen-Tung Sah Institute of Micro-Nano Science and Technology, Xiamen University, 361005, Xiamen, People's Republic of China.
Carbon-coated nickel cobaltate on nickel foam (C@NCO@NF) with stable pseudocapacitive lithium storage capacity was prepared via a two-step strategy. NiCo hydroxide was initially grown on Ni foam via electrodeposition. Subsequent glucose soaking and annealing converted the intermediate into C@NCO@NF.
View Article and Find Full Text PDFChem Commun (Camb)
October 2018
Ningbo Institute of Material Technology and Engineering, Chinese Academy of Sciences, Ningbo 315201, P. R. China.
An activated carbon cloth/polymer-iodine (ACC/PVP-I2) composite was prepared by the "Betadine" method and employed as a high-performance cathode for rechargeable Li/I2 batteries. Due to the synergistic effect of ACC and PVP-I2, Li/I2 cells with ACC/PVP-I2 as the cathode exhibited superior electrochemical performance.
View Article and Find Full Text PDFChem Commun (Camb)
March 2018
MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry, Sun Yat-Sen University, Guangzhou 510275, China.
A carbon- and binder-free Ti@Ru material is synthesized through a facile and controllable strategy. A Ti@Ru based Li-O battery can effectively avoid the subsidiary reactions, and can be reversibly and continuously cycled for more than 500 cycles with an efficiency ca. 100%, exhibiting an ultra-cycling stability.
View Article and Find Full Text PDFSmall
September 2016
Key Laboratory of Advanced Energy Materials Chemistry (Ministry of Education), College of Chemistry, Nankai University, Tianjin, 300071, China.
The design of sodium ion batteries is proposed based on the use of flexible membrane composed of ultrasmall transition metal oxides. In this paper, the preparation of CuO quantum dots (≈2 nm) delicately embedded in carbon nanofibers (denoted as 2-CuO@C) with a thin film via a feasible electrospinning method is reported. The CuO content can be controlled by altering the synthetic conditions and is optimized to 54 wt%.
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