Dr. Sandeep Sitaram Ghugre
Centre-Director, Kolkata Centre
Kolkata Centre

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Facilities

# Facility Specification Best suit for
1 Fourier Transform Infrared Spectrometer Two temperature-stabilized DTGS (deuterated triglycine sulfate) detectors. Optical system with KBr beamsplitter for MIR for a spectral range 8,300 – 350 cm-1 at a best resolution of 0.4 cm-1 and a CaF2 beamsplitter for a spectral range of 14,700 – 2,000 cm-1 at a best resolution of 0.5 cm-1 Hight Attenuation Total Reflection (HATR) Facility : Useful for thin film, liquid and also high absorbing material. KBr 4mm thick cell windows (For hygroscopic materials) ZnSe window (For non hydroscopic materials) & Rectangular CaF2 Cell Window solid (5 mg); liquid 500 microliter ( 5mg/mL)
2 UV-Vis NIR Absorption Spectrophotometer Scan Range: 175-3300 nm. Resolution: 0.05 nm (uv/vis) & 0.2 nm for NIR range Solution-2 mL ( 2mg/ mL) (solvent to be mentioned)
3 Luminescence Spectrophotometer Fluorescence (excitation: 200-800 nm; emission : 200-900 nm); Synchronous fluorescence Solution ( 1mg/ mL), thin film
4 Dynamic Light Scattering Malvern Nano-ZS 0.1 mg/mL solution
5 Laser RAMAN Spectrometer Lab RAM HR (HORIBA) Laser: He-Ne (17mW) Wave length : 632.8 nm Microscope: Olympus optical microscope. Objectives: X10, X50, X100 Detector: CCD Illumination: 2 modes (transmission and reflection). Spectrometer : 2 gratings : 600 and 1800 Density Filters : To decrease the laser power liquid , powder, thin films
6 Time Correlated Single Photon Counting (TCSPC) Fluorescence and Phosphorescence Decay; Time Domain range: 200 ps to 0.1 ms; Time Resolved Emission Spectra (TRES); Time Resolved anisotropy; Steady state emission; Polarization/Anisotropy measurement; Synchronous fluorescence spectra Solution-2 mL ( 2mg/ mL) (solvent to be mentioned)
7 EDXRF Spectrometer Operating Parameters Voltage : 50KV ; Current : upto1 mA Elements : Na – U Detector Resolution: & emsp; 143 eV at 5.9keV; Detection limit : 1-10 ppm In air and in-vacuum measurements are feasible; Software – nEXT inbuilt. Contact Dr. Sandeep S Ghugre
8 Micro EDXRF Micro EDXRF Contact Dr. Sandeep S Ghugre
9 Positron Annihilation Setup
10 Clover detectors being used with INGA
11 Scintillator detectors for fast timing applications
12 Standalone digitizer based pulse processing electronics
13 PIXIE-16 digitizer based pulse processing and data acquisition system
14 Single crystal HPGe detector
15 Pulse processing electronics (NIM)
16 Multichannel Analyser (MCA)
17 Isothermal Titration Calorimeter liquid samples aqueous solution, non-corrosive, non-particulate

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