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Introduction ofNCNST

The National Center for Nanoscience and Technology(NCNST) of China is co-founded by Chinese Academy of Sciences (CAS) and Ministry of Education . It is a subsidiary non-profit organization of CAS which enjoys full financial allocations with a status of independent non-profit legal entity.


Tecnai G2 F20 U-TWIN Transmission Electron Microscope

Instrument name: Tecnai G2 F20 U-TWIN Transmission Electron Microscope (Tecnai G2 F20 U-TWIN TEM)

Manufacturer: FEI Company


Electron source: Schottky field emitter

Maximum accelerating voltage: 200 kV

Point resolution: 0.19 nm

Line resolution: 0.102 nm

Information limit: 0.12 nm

STEM HAADF resolution: 0.14 nm

Magnification range: 25 x - 1,000 kx

Maximum tilt angle: ±24°

•Minimum energy spread: 0.7 eV or less

EDX resolution: 136ev  


Gatan GIF Tridiem energy filter

Gatan 894 CCD camera

•STEM system and HAADF detector

EDX detector


High performance in TEM imaging, STEM imaging and Nano-Analysis, including BF, DF, HRTEM, SAED, STEM-HAADF, EELS, EFTEM, EDX, etc.

It is optimized for complete materials characterization by combining HRTEM with HRSTEM and advanced spectrum imaging in EELS and EDX.

For further information, please contact Dr. QI Xiaoying. Tel: +86-10-82545516, email: qixy@nanoctr.cn


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