Can the spotlight shine on the electrode speed up the charging of the lithium battery?
by:Vglory 2021-04-20
Can the spotlight shine on the electrodes to speed up the charging of lithium batteries? Many people will feel less anxious when seeing modern mobile phone batteries, and may suffer from low battery anxiety. The owners of electric vehicles will also have a similar situation, and it is difficult to find electric vehicles to charge Station, the charging time is very long, and now American scientists have found a way to speed up the charging success. They found that as long as the electrode is under the spotlight, this charge can be speeded up. The Argonne National Laboratory under the U.S. Department of Energy has proven that similar xenon lamps can cut car battery charging time by more than half. Although many automakers are struggling to find solutions, such as high-power, ultra-high-speed charging stations, or plans to launch new lithium batteries, no one wants to spend time waiting because passing too much current in an instant will damage the battery function and reduce battery life. . Therefore, the research team wanted to speed up the response to battery charging, but did not want the current to affect battery life. They came up with a very different idea. Johnson wanted to say that it might be a good idea to assume that the white light will interact with the cathode data of the battery. This is a new battery plan, because no battery on the market has a bright or semi-bright side. Most batteries work in a dark environment, but scientists at the Argonne National Laboratory used a new light-assisted technology and a bright box to illuminate the dark corners of the battery. Using the general cathode data of lithium manganese oxide (LiMn2O4), scientists have developed a quartz-copper button cell with an unusual surface. After comparing the difference between charging with white light and without white light, they found that white light has an excellent response to lithium manganate. Under white light irradiation, the charge state of manganese will change, but manganese changes from Mn3+ to Mn4+, which speeds up the transfer rate of manganese. Under white light and bias, the electrode can release more lithium ions, and more metal centers are oxidized. The team pointed out that this phenomenon can increase the charging speed without reducing battery function and life. Johnson pointed out that with the white point, the time required for charging can be reduced by half. In addition, this is the first time that the concept of optoelectronics has been incorporated into battery technology, which may be a good start for future battery innovation skills. Disclaimer: Some pictures and content of articles published on this site are from the Internet. If there is any infringement, please contact to delete. Previous post: Defects and advantages of fuel power batteries
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