MXene/Organics Heterostructures Enable Ultrastable and High-Rate Lithium/Sodium Batteries

Author(s):  
Chuanliang Wei ◽  
Liwen Tan ◽  
Yuchan Zhang ◽  
Baojuan Xi ◽  
Shenglin Xiong ◽  
...  
Keyword(s):  
Nanoscale ◽  
2015 ◽  
Vol 7 (44) ◽  
pp. 18552-18560 ◽  
Author(s):  
Baidan Zhao ◽  
Bo Lin ◽  
Sen Zhang ◽  
Chao Deng

A frogspawn-inspired hierarchical porous NaTi2(PO4)3/C array exhibits superior high rate capability and ultralong cycling life as an anode for ARSB.


2015 ◽  
Vol 3 (22) ◽  
pp. 12089-12096 ◽  
Author(s):  
Baidan Zhao ◽  
Qiuyue Wang ◽  
Sen Zhang ◽  
Chao Deng

Wafer-like porous NaTi2(PO4)3/C composite decorated by hierarchical carbon exhibits superior high rate capability and cycling stability as an anode in aqueous rechargeable sodium battery.


2015 ◽  
Vol 8 (4) ◽  
pp. 1309-1316 ◽  
Author(s):  
Zhe Hu ◽  
Zhiqiang Zhu ◽  
Fangyi Cheng ◽  
Kai Zhang ◽  
Jianbin Wang ◽  
...  

High-performance rechargeable Na/FeS2batteries showing only the intercalation reaction are obtained by selecting a NaSO3CF3/diglyme electrolyte and tuning the cut-off voltage to 0.8 V.


Nano Energy ◽  
2015 ◽  
Vol 12 ◽  
pp. 725-734 ◽  
Author(s):  
Ki-Tae Kim ◽  
Chan-Yeop Yu ◽  
Chong Seung Yoon ◽  
Sun-Jae Kim ◽  
Yang-Kook Sun ◽  
...  

Author(s):  
L. E. Murr ◽  
G. Wong

Palladium single-crystal films have been prepared by Matthews in ultra-high vacuum by evaporation onto (001) NaCl substrates cleaved in-situ, and maintained at ∼ 350° C. Murr has also produced large-grained and single-crystal Pd films by high-rate evaporation onto (001) NaCl air-cleaved substrates at 350°C. In the present work, very large (∼ 3cm2), continuous single-crystal films of Pd have been prepared by flash evaporation onto air-cleaved (001) NaCl substrates at temperatures at or below 250°C. Evaporation rates estimated to be ≧ 2000 Å/sec, were obtained by effectively short-circuiting 1 mil tungsten evaporation boats in a self-regulating system which maintained an optimum load current of approximately 90 amperes; corresponding to a current density through the boat of ∼ 4 × 104 amperes/cm2.


Author(s):  
A. Elgsaeter ◽  
T. Espevik ◽  
G. Kopstad

The importance of a high rate of temperature decrease (“rapid freezing”) when freezing specimens for freeze-etching has long been recognized1. The two basic methods for achieving rapid freezing are: 1) dropping the specimen onto a metal surface at low temperature, 2) bringing the specimen instantaneously into thermal contact with a liquid at low temperature and subsequently maintaining a high relative velocity between the liquid and the specimen. Over the last couple of years the first method has received strong renewed interest, particularily as the result of a series of important studies by Heuser and coworkers 2,3. In this paper we will compare these two freezing methods theoretically and experimentally.


2001 ◽  
Author(s):  
Z. Steel ◽  
J. Jones ◽  
S Adcock ◽  
R Clancy ◽  
L. Bridgford-West ◽  
...  

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