Lithium ion batteries due to internal short circuit often & other; Notorious & throughout; Because of internal short circuit will light the liquid electrolyte battery, battery explosion and fire. However, chest back Evans admits, with what material to equivalent to that of currently used batteries, monitoring project installation also need certain process. Recently, the engineer at the university of Illinois in the United States have developed a polymer solid electrolyte, based network monitoring solution offer this electrolyte can effectively solve the above problem, can help manufacturers recycling, self-repair batteries for commercial use.
” Lead author, professor of materials science and engineering at the university of Illinois, Christopher & middot; Evans said, solar power network, their invention is catered to solid material such as ceramic or polymer lithium ion battery in the tide of liquid electrolyte, solar power network, solved the battery after repeatedly charging and discharging cycle of dendritic structure problems. Monitoring project installation compared with linear polymers, solar portal, these networks in hardens when heated, which can minimize the dendrite. “ Most polymer acid and high temperature is needed to decompose, our material is dissolved in water at room temperature, is a very energy conservation and environmental protection technology. Research results have been published in the journal of the American chemical society journal. , the researchers said more than as lithium ion battery charging and discharging cycle, they will form tiny solar laminating glass dendritic solid lithium, known as dendritic crystals. And, because of its self-healing, can also restore conductivity after damage. The work for others, he thought, provides an interesting test platform, & other; We used a very special in the polymer chemistry and dynamic key, solar power network, power station but we think that this platform can be reconfigured, power plant which belong to what industry and many other chemicals are used together, adjust the conductivity and mechanical properties & throughout; 。 , the researchers said their new development of polymer electrolyte is a kind of network, power it can repair after damage, and materials can be achieved without using harsh chemicals or use under the condition of high temperature cycle. These structures will shorten the battery life, cause hot spots and short circuit, sometimes become large enough to Pierce the battery internal components, which can lead to explosive chemical reaction taking place between the electrodes and the electrolyte.
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