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Researchers from Annamarai University in India and South Ural State University in Russia reported a comparative study of resistance spot welding and laser spot welding of ultra-high strength steel for automobiles. The related research was published in The International Journal of Lightweight Materials and Manufacturing under the title "A comparative study on resistance spot and laser beam spot wel...
At a distance of 325 meters, the human eye may only be able to distinguish between a person's head and body, making it difficult to discern any other differences. But a research team including Heriot Watt University in the UK and Massachusetts Institute of Technology in the US has developed a new type of LiDAR scanner that can perform detailed analysis of a person's face from such a distance and c...
Recently, the IFA2023 Consumer Electronics Show in Berlin, Germany opened, Hisense exhibited "three-color laser projection family bucket" attracted the attention of media and tourists from all over the world.Since Hisense's young fashion brand Vidda launched a series of three-color laser projection, its accumulation based on three-color laser technology is competing globally and has become a...
It is reported that Japanese startup EX Fusion will soon reach an agreement with Australian space contractor Electric Optical Systems to conduct on-site testing of technology for tracking small space debris orbiting Earth.Image source: LeolabsEX Fusion, headquartered in Osaka, specializes in the laser business with the goal of achieving commercial laser fusion reactors. So far, nuclear fusion rese...
Semiconductor quantum dots have the advantages of high quantum yield, narrow emission spectrum, and compatibility with solution processes. They have shown broad application prospects and enormous economic value in the field of optoelectronic materials and devices, and related research has won the Nobel Prize in Chemistry in 2023.Compared with traditional II-VI and III-V quantum dots (such as CdSe,...