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ULTRAHIGH VACUUM SCANNING TUNNELING MICROSCOPE GPI - 300 (specifications)
 
Working temperature Room temperature
Max. Scanning area
  With high voltage amplifiers (HVA)
 Without HVA
(X,Y,Z)
1.8x1.6x1.8 micron3
140130140 nm3
Max. Positioning area (X,Z) 5x11 mm2
Resolution
 With HVA
 Without HVA
(X,Y)
0.3 A
0.02 A
(Z)
0.02 A
0.0014 A
Verified resolution Atomic resolution on metals
Approaching and positioning method Piezo-inertional
Tunnel current range 0,01-12 n
Bias voltage range 10 V
Stationary drift 0.1 nm/min
Resonant frequency of the scanner 3 kHz
Feedback loop type Digital
Sample size (X,Y,Z) 10x6x2 mm3
Resonant frequency of the suspension 1.2 Hz
Vacuum module size 200x200x630 mm3
Vacuum module flange 200 mm (DN160-CF)
Baking temperature 150 C0
Base pressure 1x10-10 rr
Compatibility with other methods of influence and analysis of a surface while scanning Ions, laser irradiation, electrons, molecules, optical spectroscopy
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