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Instruments

FEI Tecnai G2 F20 FE-TEM

Pricing

Capabilities:

  • Z-contrast dark-field STEM imaging using HAADF detector
  • Oxford instruments EDS detector
  • EELS (Electron Energy Loss Spectroscopy) for elemental mapping and high contrast zero energy loss imaging of thicker samples
  • Automated collection of tilt series for room temperature or cryo-electron tomography in TEM or STEM mode

Specifications:

Source:

ZrO₂/W (100) Schottky Field emitter (FEG) with twin objective lenses

Resolution:

0.27nm point resolution

Focus Range:

0.16nm information limit

Magnification:

  • TEM mode 21x-700kx
  • EFTEM mode 410x-1350kx

Field of View:

  • TEM mode 52-1500mm
  • EFTEM mode 110-7000mm

Voltage:

200kV

Stage:

  • Fully computer-controlled, eucentric side-entry, high stability CompuStage
  • Single and double tilt specimen holders  (α= +/- 60°) including:
    • Gatan 626 cryo specimen holder, cryo transfer station, and cold stage controller
    • Fischione 2550 cryo specimen holder with ± 70° tilt range

Camera:

  • Gatan Tridiem GIF-CCD
  • 2k x 2k CCD camera
  • Post column energy filter (GIF)
  • Gatan K2 Summit electron-counting direct detection camera for low dose imaging

Software:

Support PC set-up with Inspect 3D for tomographic reconstructions

FOR IMAGING SERVICES, TRAINING, AND QUESTIONS

please contact Anindito Sen, andysen@tamu.edu.


Helpful Hints:

Download the FEI Tecnai-T Training Policy

http://www.rodenburg.org/guide/

Fischione 2550 https://www.fischione.com/products/holders/model-2550-cryo-transfer-tomography-holder

Gatan 626 https://www.gatan.com/resources/media-library/626-single-tilt-liquid-nitrogen-cryo-transfer-holder