Low Temperature SPM

Low Temperature UHV STM and AFM Technology

Technical Data

Tip coarse positioning range X/Y/Z: 
5 x 5 x 10 mm (orthogonal, independent)

Sample size: 
10 x 10 mm (standard sample plates)

Gap voltage: 
±1 V and ±10 V (smallest increment 30 μV & 300 μV)

Tunnelling current: 
1 pA to 300 nA with feedback loop active

Operational temperature range: 
5 K up to RT, with counter heating

Resolution in STM mode: 
atomic resolution on Au(111)

Resolution in QPlus AFM mode: 
atomic resolution on single crystal NaCl(100)

 

 

Room Temperature Operation:
 

Scan range X/Y/Z:
 10 x 10 x 1.5 µm

Guaranteed base pressure: 3 x 10-10 mbar (imaging of reactive surfaces at RT)

LN2 Operation: Temperature: T ≤ 78 K

Scan range X/Y/Z: 4 x 4 x 0.4 µm

Cool down time: < 2 h for T < 100 K

 

 

LHe Operation:


Temperature in STM mode:
 T ≤ 5 K (± 0.25 K)

Temperature in QPlus mode: T ≤ 6 K (± 0.25 K)

Scan range X/Y/Z at 5 K: 1.8 x 1.8 x 0.2 µm

Cool down time: < 5 h for T < 6 K

Cryostat hold time:  LN2 cryostat: > 50 h (automatic refill on request)

Lhe cryostat: > 50 h (> 60 h with LN2 refill)

 

 

Note: Specifications and descriptions contained in this website are subject to alteration without notice. For guaranteed specifications please inquire official documentation.

 

 

 

Top
 
Feedback