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Transmission Electron Microscope (TEM)
General Information-
Make- FEI
Model- FEI Tecnai G2 20 S-Twin 
Year of Installation- 2007
  • High tension: 200kV
  • Electron source: LaB6 or W emitter
  • Probe current: 2pA-110nA
  • TEM point resolution: 0.24nm
  • TEM line resolution: 0.14nm
  • Minimum focus step: 1.5nm
  • TEM magnification range: 25x-1000kx
  • Maximum tilt angle with double-tilt holder: ±40º
  • Accessories: GatanOrius830 - SC200B CCD sensor type-Interline, 2,048 x 2,048 pixels
  • CCD,and EDX detector
  • EDS Energy resolution: 136eV
About Instrument and its applications-
The Tecnai G2 20 S-TWIN TEM can provide imaging and analysis solutions for life sciences, materials sciences, and nanotechnology related work. A range of functionality is available including high contrast imaging, SAED, CBED, EDX, using embedded detectors and components like BF/DF, CCD and corrected optics. 
Sample Requirements-
Solid (Sample Thickness < 1cm)
Analytical Charges-
For Charges Information Click Below Link-
Procedure for Sample Submission-
For users of IIT Roorkee Only
Internal candidates have to first register themselves at following portal-
Obtain a Token ID after logging in to above portal and then submit application (which can be downloaded from below link) mentioning the token ID, registration no. along with other relevant details to the IIC office.
For Downloading application click here-
For users other than IIT Roorkee
The Application (duly forwarded by concerned department HOD/Guide) along with analytical charges (in the form of Demand Draft) mentioning all the relevant parameters related to analysis may be sent to the below mentioned address-
Institute Instrumentation Centre
Indian Institute of Technology Roorkee
Mode of Payment:
For users of IIT Roorkee Only
The payment may be made in advance (In Cash) at Institute Instrumentation Centre Office.
For users other than IIT Roorkee
The payment should be made in the form of a Demand Draft in favor of “Dean SRIC, IIT Roorkee”. The DD should be sent along with your application and Samples.
NOTE: The DD amount should include service tax as per GOI rules.
Associate Prof. in Department of Maetallurgical and Materials Engineering
Contact Person
Mr. Ravindra Saini
Technical Officer
Office Tel: +91-1332-286292