责任与文化
小料科普 | 多彩的人工晶体系列——非线性光学晶体
来源:老虎机网上娱乐 中材高新 发布时间: 2020-08-10一支普通的激光笔,内部的激光器原本发出的是人眼看不见的红外线,但在穿过前端的一块米粒大小的晶体之后,立刻就变成了鲜艳的绿色!这个能改变激光颜色的神奇小东西,就是今天要介绍的非线性光学晶体。
什么是非线性光学晶体
说起非线性光学晶体,就离不开激光,人们就会想起好莱坞的科幻电影《星球大战》中的激光剑。
《星球大战》电影中的激光武器剧照
第一台红宝石激光器(左)和非线性光学首次试验(右)
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非线性光学晶体激光变频过程示意图
非线性光学晶体的应用
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KDP晶体(左)神光工程靶室(中)美国国家点火装置(右)
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