The result showed that crystal defect of nano - cuo prepared by pressure - hydrothermal method is less , structure is more stable , the process of charge and discharge is more steady , and duration is longer 结果表明，压力-热液法制备的纳米氧化铜晶格缺陷少，结构稳定，充放电过程平稳，且持续时间长。
Lithium - ion battery has drawn great attention due to its high voltage , high energy density , long cycle life , low self - discharge , non - memory effect and environmental friendliness 锂离子电池由于具有电压高、比能量大、充放电寿命长、自放电小、无记忆效应、环境污染小等优点而受到了人们的广泛关注。
A good electrochemical capacitance performance were proved by the tests due to that the three dimensional nanotube network of tio2 and thus will be one of approach for economizing the noble metal ruthenium 以xrd 、 tem对其进行结构与形貌表征,以循环伏安、恒流充放电以及交流阻抗测试对其进行电化学性能测试。
However , the main obstacle of investigation of mh / mno2 batteries is the mismatched states of discharge and charge of cathode and anode , i . e . mno2 is in the state of charge , while mh is in the state of discharge 在这方面己经进行的工作证实其是可行的但mh mno _ 2电池存在一个问题，即mh与mno _ 2的充放电态不匹配
Experiments results showed that the doping of co can improve the electrochemical properties of nickel hydroxide and foam nickel electrode , such as discharge specific capacity , utilization of active material , cyclic performance 掺杂co可以明显提高泡沫镍电极的放电比容量，提高ni ( oh ) _ 2的活性物质利用率和充放电循环性能。
It is specialized in manufacturing and marketing power supplies , compound chargers , storage battery charging and discharging test devices , storage battery restore devices , general components , and developing software 生产、经营各种工业和实验用电源、组合式充电柜、蓄电池充放电检测仪、蓄电池修复仪，软件开发和通用器材配件。
The resulting titanium - vanadium oxide exhibits similar capacity ( approximately 400mah / g ) , with but better cycling stability than the control sample prepared in the absence of dodecylamine when used as a cathode in lithium batteries 测试了该氧化物作为锂电池正极材料的性能，发现引入纳米结构极大地提高了材料的充放电稳定性。
Meso - carbon microbeads ( mcmb ) is prepared from coal tar though polymerization , separation , carbonization , graphitization . by the addition of carbon additive and adoption of optimized conditions of polyme 充放电性能测试的结果表明，该电池具有较好的充放电性能和很高体积能量密度，质量能量密度亦达到国际同类电池先进水平。
