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中国粉体网
1 个月
显微PL光谱测量系统
光致发光(photoluminescence)即PL,是用紫外、可见或红外辐射激发发光材料而产生的发光, 在半导体材料的发光特性测量应用中通常是用激光(波长如325nm、532nm、785nm等) 激发材料(如GaN、ZnO、GaAs等)产生荧光,通过对其荧光光谱(即PL谱)的测量, 分析该材料的 ...
中国粉体网
2 个月
宽带隙小型深紫外PL-Mapping(光致发光)光谱仪
光致荧光光谱测量是半导体材料特性表征的一个被普遍认可的重要测量手段。MiniPL为模块化设计、计算机自动控制的高灵敏度、宽带隙小型PL(光致荧光)光谱仪;MiniPL采用Photon Systems公司自行研发的深紫外激光器224nm(5.5eV)或248.6nm(5eV)作为激发光源,配合独特的光 ...
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