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INTRODUCTION

HIGH PERFORMANCE PLATFORMS

 

CONFOCAL IMAGING

 

attoCFM I
 

attoCFM-DRY
 

attoRAMAN
 

OPTIONAL CONFIGURATIONS
 

MAGNETIC IMAGING

 

attoMFM I
 

attoSHPM
 

SURFACE CHARACTERIZATION

 

attoAFM I
 

attoAFM/SEM
 

attoSPHERE
 

CRYOGENIC PROBE STATIONS

 

attoCPS I
 

attoCPS II
 

attoPROBESTATION
 

ACCESSORIES

CUTTING EDGE RESEARCH SYSTEMS

 

attoCSFM
 

attoSNOM
 

attoAFM III
 

attoAFM/STM
 

attoAFM/CFM
 

attoSTM

FUNDAMENTALS

 

CFM
 

SNOM
 

MFM
 

SHPM
 

AFM
 

STM
 

CLOSED LOOP SCANNING

 

 


attoCPS I
ultra stable cryogenic probe station
:.........................................................................................

In the attoCPS I probe station configuration, four nanomanipulated probe arms realized with attocube systems’ unique nanopositioning devices offer highest positioning accuracy over mm range. Thus, the probes can be positioned accurately on the desired sample contact pad. The sample is fixed and thus enables additional contacting via high frequency coaxial wires if desired.
Optical inspection of the sample / probes is provided via a CCD camera and sample illumination via IR-LED. This innovative system enables multiple device testing within one cooling cycle, supporting our customers to produce scientific results reliably and time efficient.

01 LT and HV compatible feedthroughs

02 vacuum window

03 probe station insert

04 superconducting magnet (optional)

05 liquid He dewar (optional)

06 xyz coarse positioners

07 DC /HF probe

Scheme of a cryogenic probe station insert including cryostat and superconducting magnet.
 


     
configuration
  up to 4 independent probes, fixed sample
advantages   compact, simple setup, fixed sample HF connection possible
       
     
sample positioning
fixed sample
sample size
< 13 mm diameter
probe positioning
each probe mounted on an independent ANPxyz51 positioning stage
number of probes
up to 4 probes, each accessible in xyz
probe travel range
4 x 4 x 3 mm³ manipulation space for each probe
minimum step size
approx. 50 nm @ 300 K, 10 nm @ 4 K
       
     
DC probes
double tip probes, GS type, ideal for DC biasing
standard pitch 50 µm (others on request)
HF probes standard
GSG probes up to 5 GHz (others on request),
standard pitch 50 µm (others on request)
fiber probes
single/multi mode fibers for localized illumination
       
     
DC wiring / feed-throughs
up to 40 contacts for positioners, temperature sensor, LED (additional DC wiring on request)
HF wiring
4 coaxial HF lines including SMA feed-throughs (more on request)
length
1 .. 1.5 m, customized
diameter
2 " (50.8 mm)
sample monitoring
sample / probe monitoring via free space optics and
CCD camera, resolution approx. 5 - 10 µm,
field of view max. 5 - 6 mm, magnification to CCD chip max. 1:10
sample illumination
infrared LED (others on request)
       
     
temperature range
1 .. 300 K (dependent on cryostat)
magnetic field range
0 .. 15 T + (dependent on magnet)
operating pressure range
1E-6 mbar .. 1 bar (designed for exchange gas atmosphere)
       
     
bore size   designed for a 2" (50.8 mm) cryostat/magnet bore
cryostat   attoDRY and attoLIQUID
     

 

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