National Project Implementation Unit Tender

Steady-State and Time-Resolved Photoluminescence Spectrometer STANDARD CONFIGURATION 1. Optics: All-reflective for wavelength-independent focus with high brightness (small focus) at the sample 2. Light Source: 150/450 W CW Ozone-free Xenon arc lamp with integrated power supply. 450W xenon lamp is preferable 3. Monochromators: Czerny-Turner with plane gratings for accurate focus at all wavelengths and minimum stray light 4. Emission Range: 200 nm to 850 nm or more 5. Excitation Grating: 1200 line/mm 300 nm blaze 6. Emission Grating: 1200 line/mm 400 nm blaze 7. Wavelength Accuracy: +/- 0.5 nm or better 8. Minimum Step Size: 0.1 nm or better 9. Slits: Computer controlled, continuously adjustable 10. Standard Detection: Multimode: Photon Counting or Single Photon Counting, PMT-900, cooled and stabilized, 200 nm - 850 nm (or better) 11. Signal-to-Noise Ratio: 10,000:1 (SQRT) / 35,000:1 (FSD) or better 12. Light source for Phosphorescence measurement: Microsecond Xenon flashlamp or Variable pulse light sources with pulse width 50 ns or smaller (preferably). 13. Phosphorescence time range: 5µ to 10 seconds or better with appropriate time-resolved accessories. 14. Reference Detector: UV-enhanced silicon photodiode, 200 nm - 850 nm or better 15. Pair or 10mm quartz cuvette 16. Solid sample and thin film holder 17. Emission filters 340nm, 370nm, and 450nm with holder 18. Appropriate Software UPGRADE CONFIGURATION 1. The system should be compatible with future TSCPS electronics updates and supporting light sources with a time range from sub-picosecond to microsecond. 2. The system should be compatible with future cryostat updates for low-temperature studies from 77K to 400K or better. 3. Integrating sphere update for photoluminescence quantum yield. Warranty: 3 years.

Steady-State and Time-Resolved Photoluminescence Spectrometer