Facile synthesis of high lithium ion conductive cubic phase lithium garnets for electrochemical energy storage devices

RSC Advances ◽  
2015 ◽  
Vol 5 (116) ◽  
pp. 96042-96051 ◽  
Author(s):  
L. Dhivya ◽  
K. Karthik ◽  
S. Ramakumar ◽  
Ramaswamy Murugan

A facile combustion method was developed for the rapid synthesis of high conductive cubic phase Al-LLZ solid electrolyte with uniform particle sizes at the nanometer level for the fabrication of rechargeable all-solid-state Li and Li-air batteries.

Materials ◽  
2021 ◽  
Vol 14 (14) ◽  
pp. 4000
Author(s):  
Eunhwan Kim ◽  
Juyeon Han ◽  
Seokgyu Ryu ◽  
Youngkyu Choi ◽  
Jeeyoung Yoo

For decades, improvements in electrolytes and electrodes have driven the development of electrochemical energy storage devices. Generally, electrodes and electrolytes should not be developed separately due to the importance of the interaction at their interface. The energy storage ability and safety of energy storage devices are in fact determined by the arrangement of ions and electrons between the electrode and the electrolyte. In this paper, the physicochemical and electrochemical properties of lithium-ion batteries and supercapacitors using ionic liquids (ILs) as an electrolyte are reviewed. Additionally, the energy storage device ILs developed over the last decade are introduced.


2017 ◽  
Vol 4 (3) ◽  
pp. 442-449 ◽  
Author(s):  
Qunxing Zhao ◽  
Mingming Zhao ◽  
Jiaqing Qiu ◽  
Huan Pang ◽  
Wen-Yong Lai ◽  
...  

Mn3[Co(CN)6]2·nH2O nanocrystals are firstly applied in flexible solid-state electrochemical energy storage devices.


2016 ◽  
Vol 1 (1) ◽  
pp. 27-40 ◽  
Author(s):  
Hao Bin Wu ◽  
Genqiang Zhang ◽  
Le Yu ◽  
Xiong Wen (David) Lou

One-dimensional (1D) metal oxide–carbon hybrid nanostructures have recently attracted enormous interest as promising electrode materials for electrochemical energy storage devices, including lithium-ion batteries and electrochemical capacitors.


2014 ◽  
Vol 07 (01) ◽  
pp. 1430001 ◽  
Author(s):  
Kunfeng Chen ◽  
Dongfeng Xue

Cu -based materials, including metal Cu and semiconductors of Cu 2 O and CuO , are promising and important candidates toward practical electrochemical energy storage devices due to their abundant, low cost, easy synthesis and environmentally friendly merits. This review presents an overview of the applications of Cu -based materials in the state-of-art electrochemical energy storage, including both lithium-ion batteries and supercapacitors. The synthesis chemistry, structures and the corresponding electrochemical performances of these materials are summarized and compared. During chemical synthesis and electroactive performance measurement of Cu -based materials, we found that Cu – Cu 2 O – CuO sequence governs all related transformations. Novel water-soluble CuCl 2 supercapacitors with ultrahigh capacitance were also reviewed which can advance the understanding of intrinsic mechanism of inorganic pseudocapacitors. The major goal of this review is to highlight some recent progresses in using Cu -based materials for electrochemical energy storage.


Author(s):  
Dhanasekar Kesavan ◽  
Vimal Kumar Mariappan ◽  
Karthikeyan Krishnamoorthy ◽  
Sang-Jae Kim

In this study, we report a facile carbothermal method for the preparation of boron-oxy-carbide (BOC) nanostructures and explore their properties towards electrochemical energy storage devices.


Physchem ◽  
2021 ◽  
Vol 1 (1) ◽  
pp. 26-44
Author(s):  
Chiara Ferrara ◽  
Riccardo Ruffo ◽  
Piercarlo Mustarelli

Extended interphases are playing an increasingly important role in electrochemical energy storage devices and, in particular, in lithium-ion and lithium metal batteries. With this in mind we initially address the differences between the concepts of interface and interphase. After that, we discuss in detail the mechanisms of solid electrolyte interphase (SEI) formation in Li-ion batteries. Then, we analyze the methods for interphase characterization, with emphasis put on in-situ and operando approaches. Finally, we look at the near future by addressing the issues underlying the lithium metal/electrolyte interface, and the emerging role played by the cathode electrolyte interphase when high voltage materials are employed.


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