General Specifications

technology

liquid helium bath cryostat vacuum isolation, vapor shielded (LN2 shielded on request)

liquid helium dewar

50 l capacity, vacuum isolation, vapor shielded (LN2 shielded on request)

sample environment

He exchange gas

sample space

2" diameter probe bore fitting all attocube inserts

sample exchange

top loading system for quick access

vibration & acoustic noise damping system

dewar isolated and suspended in attoDAMP cabinet

Performance Data

temperature range

4 .. 70 K(< 2K with optional pumping kit)

estimated liquid helium static loss rate

0.25 l/hr (standard edition, without insert)

cool down time of sample

approx. 30 min. (depending on insert and acceptable helium consumption)

cool down time of system (system without magnet)

approx. 6 .. 24 h

cool down time of system (system incl. 9 T magnet)

approx. 6 .. 24 h

temperature stability

< ±0.1 %

Size and Dimensions

cryostat (width x depth x height)

900 x 750 x 1500 mm³ (including attoDAMP; depending on magnet choice)

required min. ceiling height

approx. 3.20 m (depending on magnet)

optional electronics rack (width x  depth x height)

640 x 640 x 1350 mm³

Options and Upgrades

superconducting magnet

solenoids: 7, 9, 12 T, vector magnets: e.g.: 8/2 T, 9/3 T, 9/1/1 T, ...

bipolar magnet power supply

included (with optional magnet)

temperature controller

included

pumping kit

turbomolecular pump with suitable backing pump for sample space preparation

helium transfer line

included

helium lever meter

included

Compatible Equipment

confocal microscopes

attoCFM I, attoCFM II, attoCFM III

confocal Raman microscopes

attoRAMAN

atomic/magnetic force microscopes

attoAFM I , attoMFM I, attoAFM III, attoAFM/STM

scanning Hall probe microscopes

attoSHPM

combined atomic and confocal microscope

attoAFM/CFM