Instrument: Steady State Fluorescence Spectrometer 
Location: MS 733P 
Faculty In-Charge: Pramit K Chowdhury (pramitc@chemistry.iitd.ac.in) 
Instrument Details: 
Make and Model: Edinburgh Instruments (UK); FLS920 
(For more details about this instrument check out the following link: 
http://www.edinburghphotonics.com/spectrometers/fls920-fluorescence-spectrometers/) 
Excitation Source: Xenon Lamp (450 W) 
Other features: Excitation and Emission Monochromators 
Variable slits 
Polarisers (Emission and Excitation) 
Sample Chamber is temperature controlled (through Peltier) with 
temperature range from 5 to 100 °C 
Accessories: (i) Multiplate Reader 
(ii) Autotitrator 
(iii) Range of filters (long pass) available 

Booking Options for measurements: 
(i) Please mail to the faculty-in-charge (e-mail address provided above) for fixing 
time slots. 
(ii) Before booking, please make sure that you have a fair amount of idea of what 
sort of information the instrument can provide you with. 
(iii) It is preferable that you bring your own cuvettes for experiments; though the 
instrument came with a few cuvettes, it is always advisable to have your own 
to minimize impurity/contamination. 
(iv) You are highly encouraged to read up fluorescence; an excellent book in this 
regard is ‘Principles of Fluorescence Spectroscopy by Joseph R. Lakowicz’.
(v) Any questions/queries with regards to the instrument should be addressed to 
the faculty-in-charge.