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For example, the commonly used square shell battery cells for power batteries include laser welding of cover explosion-proof valves, laser welding of pole columns, and laser welding of cover plates and shells. During the process of laser welding of aluminum alloy, it is easy to generate unqualified phenomena such as explosion points, pores, welding cracks, excessive depth and width of fusion. ...
Recently, Shao Jianda, a researcher of Shanghai Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, Jin Yunxia, a researcher team, and Li Chaoyang, a researcher of Zhangjiang Laboratory, have made breakthroughs in the field of ultra wideband pulse compression gratings.The research team has successfully developed a ultra 400 nm broadband gold grating for single cycle pulse com...
Shenzhen Lianming Power Supply Co., Ltd. (hereinafter referred to as "Lianming Power") announced the completion of a B-round financing of tens of millions of yuan in the near future. The fund managed by Jiangsu Jiuyu Investment Management Co., Ltd. completed the A-round investment in Lianming Power in December 2021. Recently, Jiuyu Investment, as an old shareholder, continued to increase its inves...
Recently, the latest research report from FLEET, an interdisciplinary research team in Australia, revealed a significant leap in laser technology, achieving unprecedented levels of spectral purity.Spectral purity, which refers to the degree of matching of a single light frequency (or color) generated by a laser, is an important indicator for measuring laser performance. By using a scanning Fabry P...
Recently, a new laser heating technology developed by a Japanese research group has paved the way for advanced optical communication equipment by integrating transparent magnetic materials into optical circuits.This breakthrough was recently published in the journal Optical Materials. It is crucial for integrating magneto-optical materials and optical circuits, which has been a significant long-te...