UV-Vis-NIR Spectrophotometer, UV-3600 type, Shimadzu, with integrating sphere attachment
UV-Vis Spectrophotometer, Lambda 35 type, Perkin Elmer, with the constant-temperature cell holder and Peltier thermostat, and with integrating sphere attachment
UV-Vis Spectrophotometer, UV-2100 type, Shimadzu, with the constant-temperature cell holder and Peltier thermostat
UV-Vis Spectrophotometer, Lambda 12 type, Perkin Elmer
UV-Vis Spectrophotometer, 8453 Diode Array type, Hewlett Packard
Laser Flash Photolysis Spectrometer, type LKS.60, Applied Photophysics
1. Laser excitation flash:
- Wavelength: 532 nm, 355 nm or 266 nm;
- Single pulse maximal energy, respectively: 245 mJ, 100 mJ or 75 mJ;
- Momentary pulse power, respectively : 50 MW, 20 MW or 15 MW;
- Pulsewidth (full width half maximum): 4 - 6 ns;
- Laser beam diameter: 6 mm.
2. Detection:
- Detection light source: high-pressure xenon arc lamp 150 W/CR;
- Arc lamp pulser: 400 μs plateau region, increase of light energy from 50 to 150 times.
- Scanning wavelength range: 200 nm – 1000 nm or 900 nm – 1400 nm;
- Number of measurement points (after single excitation flash): 512;
- Minimal time period between data points: 0,5 ns;
- Maximal time period between data points: 2 ms;
- Accuracy of measurement: 0,002 absorbance unit;
Microsecond classical flash photolysis system
1. Excitation flash:
- Two 1000 J xenon flash lamps. Polychromatic pulse irradiation with cut-off filter modifier;
- Momentary pulse power: 20 MW. Pulsewidth (full width half maximum): 25 μs;
2. Detection with photomultiplier and A/D converter (PCL 818 HD, Advantech):
- Detection light source: deuterium D2E or tungsten lamp;
- Wavelength: 220 nm – 850 nm;
- Number of measurement points in one packet: 100;
- Time period between data points in packet: 10 μs
- Number of measurement packets: 1 - 4000;
- Time period between packets: 0 – 150 ms ;
- Maximal measurement time: 10 min;