详细摘要： LASER1064-X 1064nm激光器半导体激光器对比固体激光器，价格低，功率稳定度高，外形体积小，电光转换效率高。This is diode laser.... 详细摘要： LASER1064-X 1064nm激光器半导体激光器对比固体激光器，价格低，功率稳定度高，外形体积小，电光转换效率高。

Physicists at the SLAC National Accelerator Laboratory just created a petawatt laser beam with the highest peak power and current ever. This beam was formed from a bunch of electrons that were ...