这款激光闪光光解仪是测量瞬态吸光度的激光闪光光解系统,该闪光光解仪以纳秒脉冲激光为激发光源,在纳秒到毫秒的范围内测量了瞬态紫外-可见吸收。在分析光化学反应的基本过程中有许多用途。
激光闪光光解仪在单波长单色仪系统中采用光电倍增管探测器和数字示波器相结合的方法,在多通道分光光度计系统中采用光电二极管阵列探测器和高速AD转换器相结合的方法来获取数据。在这两种系统中,时间分辨率高达10ns。
Exciting Light Source (pulsed YAG laser) | |
---|---|
Pulse Width | 4 ~ 6 nsec |
Energy (TSP-1000) | 200 mJ @ 532 nm, 60 mJ @ 355 nm |
Energy (TSP-1000M) | 25 mJ @ 532 nm, 8 mJ @ 355 nm |
Repetition Rate | 10 Hz (single pulse available) |
Monitoring Light Source | |
Lamp | 150 W Xe arc lamp of high stability |
Lamp House | Air-cooling type |
Light Intensity Adjustment | Iris function with a space to insert an optical filter |
Light Guide for Light Path | |
Material | Fiber optics made of quartz (transmittable in the range of 200 nm ~ 1000 nm) |
Length | 1 m |
Sample Cell Chamber | |
Temperature Range | 5°C ~ 60°C |
Temperature Control | By a bath circulator |
Cell | 10 mm2 quartz cell (transparent in 4 sides) |
Spaces for Optical Filters | At the exciting side and the detection side |
Data Processor | |
OS | Windows 95/98/Me/2000/XP |
Control Interface | DIO (PCI), GPIB (PCI) |
Software | Averaging, Overlaying, Converting of wavelength axis and time axis, Non-linear least square fitting, Data storing in text format |