| 1. | Alexandrite laser crystals
激光晶体亚历山大
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| 2. | Alexandrite laser is one of the superior tunable solid - lasers
紫翠宝石激光器是迄今为止较好的固体可调谐激光器之一。
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| 3. | Study on gemological characteristics of fluorite with alexandrite effect in fuping , hebei
河北阜平变色萤石的宝石学特征研究
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| 4. | Its tunable wave - region is over 100nm ( 701 812nm ) with the characteristics of simple manufacture and compact structure ; pulse with high energy can be obtained through q - switch for longer life ( 260us ) particles in upper level in this paper , tunable and q - switch mechanism and principle of working material alexandrite ( cr3 + : beal204 ) is firstly expatiated and analyzed . the experiment of tenability ( et ) and experiment of q - switch ( eq ) is proved feasible
该激光器波长在701 - 826nm之间，制作容易，结构紧凑；上能级粒子寿命长( 260 s ) 、调q容易得到大能量输出本论文首先对激光工作物质?紫翠宝石( cr ~ ( 3 + ) ： beal _ 2o _ 4 )的调谐与调q原理和机制进行了解释与分析，确定了调谐与调q实验的可行性。
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