原文由 crystalcff(crystalcff) 发表:
Downconversion luminescence spectra were recorded with a Hitachi F-4500 fluorescence spectrophotometer.
Upconversion fluorescence spectra were obtained on the Hitachi F-4500 fluorescence spectrophotometer with a 0-800 mW adjustable laser (980 nm, Beijing Hi-Tech Optoelectronic Co.,China) as the excitation source, instead of the xenon source in the spectrophotometer, and with a fiber optic accessory.
upconversion fluorescence spectra 的测试方法是否同普通的荧光光谱测试方法相同!所谓光源使用的可调激光具体怎么操作
望有过这方面操作经验的达人现身说法!
软件设置采用 发光模式;关掉氙灯或在入射口用黑色板挡住;
样品放置需要采用特殊的夹具,光路是从发射侧顺时针90°-----激光器入射;
激光器最好采用光纤口,易于固定。
样品面和入射光不要采用45°,避免激光对检测器的伤害;
狭缝从小到大调整;
最好有校正光谱选择