Results 91 to 100 of about 176,366 (291)

Increased Cycling Efficiency and Rate Capability of Copper-coated Silicon Anodes in Lithium-ion Batteries

, 2011
Cycling efficiency and rate capability of porous copper-coated, amorphous silicon thin-film negative electrodes are compared to equivalent silicon thin-film electrodes in lithium-ion batteries. The presence of a copper layer coated on the active material
Kowolik, Kristin, Sethuraman, Vijay A., Srinivasan, Venkat   +2 more
core   +1 more source

Kalman-variant estimators for state of charge in lithium-sulfur batteries [PDF]

, 2017
Lithium-sulfur batteries are now commercially available, offering high specific energy density, low production costs and high safety. However, there is no commercially-available battery management system for them, and there are no published methods for ...
Auger, Daniel J., Fotouhi, Abbas, Knap, Vaclav, Longo, Stefano, Propp, Karsten   +4 more
core   +2 more sources

Robust Polymer Hydrogels Improve Electric‐Fish‐Inspired Batteries

Advanced Functional Materials, EarlyView.
ABSTRACT Electric‐fish‐inspired hydrogel batteries based on ion‐concentration gradients offer an attractive route to soft power sources; however, the poor mechanical properties of existing hydrogels limit device assembly and performance. Here, we report poly(ethylene glycol) methyl ether acrylate hydrogels that enable ion‐gradient batteries composed of
Nick Zahnd, Satyajit Das, John Marc C. Puguan, Carolina Pierucci, Michael Mayer, Christoph Weder   +5 more
wiley   +1 more source

Toward Stable Multivalent Metal Batteries: Understanding the Interfacial Chemistry for Magnesium and Calcium Metal Anodes

Advanced Functional Materials, EarlyView.
Interphase chemistry governs the stability of multivalent metal batteries. We summarize state‐of‐the‐art developments in calcium and magnesium metal batteries by focusing on the correlation among electrolytes, interphase layers, and the electrochemical performance of corresponding metal anodes.
Huijun Lin, Qi Meng, Juncai Long, Chuheng Cao, Zheng‐Long Xu   +4 more
wiley   +1 more source

Multi‐Scale Interface Engineering of MXenes for Multifunctional Sensory Systems

Advanced Functional Materials, EarlyView.
MXenes, as two‐dimensional transition metal carbides and nitrides, demonstrate remarkable capabilities for multifunctional sensing applications. This review systematically examines multi‐scale interface engineering approaches that enhance sensing performance, enable diverse detection functionalities, and improve system‐level compatibility in MXene ...
Jiaying Liao, Sin‐Yi Pang, Jianhua Hao
wiley   +1 more source

Direct regeneration of spent LiFePO4 cathode materials through Li+ supplementation and Sm doping

Nano Research Energy
LiFePO4 is widely used as a stable and environmentally benign cathode material. However, its reuse potential is constrained by recycling challenges and significant performance degradation after decommissioning.
Yuyun Li, Changjiang Li, Fanbin Hu, Wanquan Yu, Haigang Dong, Qi Meng, Ziyi Zhu, Peng Dong   +7 more
doaj   +1 more source

Temperature‐Robust Interphase Enables Carboxylate‐Ester Electrolyte for Stabilizing High‐Voltage Sodium Batteries

Advanced Functional Materials, EarlyView.
A synergistic electrolyte engineering strategy of employing ethyl acetate (EA) with vinylene carbonate (VC) as multifunctional additives is initially pioneered, making various as‐prepared high‐voltage wide‐temperature sodium batteries work well via the formation of a gradient and temperature‐robust interphase.
Huihua Li, Shuaijie Chang, Hongxu Qu, Jian Wang, Fanglin Wu, Minghua Chen, Huang Zhang   +6 more
wiley   +1 more source

Beyond Lithium Ion: Lithium Metal Batteries with High Specific Energy and Long Cycle Life [PDF]

, 2014
The lithium ion battery industry has been rapidly growing and now dominating in many power source sectors such as automotive industries, portable devices, and aerospace applications.
Xie, Jian
core  

Atomic Layer Deposition in Transistors and Monolithic 3D Integration

Advanced Functional Materials, EarlyView.
Transistors are fundamental building blocks of modern electronics. This review summarizes recent progress in atomic layer deposition (ALD) for the synthesis of two‐dimensional (2D) metal oxides and transition‐metal dichalcogenides (TMDCs), with particular emphasis on their enabling role in monolithic three‐dimensional (M3D) integration for next ...
Yue Liu, Taoyu Zou, Cheng‐Yan Xu, Liang Zhen, Yang Li, Yong‐Young Noh   +5 more
wiley   +1 more source

Progress on the Attenuation Mechanism and Modification of the Cobalt‐Free Spinel LiNi0.5Mn1.5O4

Advanced Science
Cobalt‐free LiNi0.5Mn1.5O4 (LNMO) has recently emerged as a highly promising cathode material owing to its benefits of a high operating voltage platform (≈4.7 V vs Li), high theoretical energy density (≈650 Wh kg−1), eco‐friendliness, and resource ...
Bao Zhang, Zhen Liang, Peng Dong, Weili Song, Yiyong Zhang, Xue Li, Xiaoyuan Zeng, Yongkang Liu, Ziliang Feng, Enfeng Zhang, Yingjie Zhang, Yannan Zhang   +11 more
doaj   +1 more source