attoPUBLICATIONS attoCATALOG-2015/16 | Page 73

Fully Automated. Turnkey Operation. exceptional cooling performance COOLDOWN TIME Application examples TEMPERATURE STABILITY General Specifications technology ultra-low vibration, pulse-tube based closed-cycle cryostat designed for scanning probe microscopy applications sample environment helium exchange gas sample space 49.7 mm diameter probe bore fitting all attocube inserts sample exchange top loading system for quick access vibration & acoustic noise damping system proprietary low vibration design usability fully automated temperature and magnetic field control via integrated touchscreen, USB interface for remote control Performance Data* Magnetic Domain Imaging Piezo-Response Force Microscopy temperature range 4 .. 300 K cool down time of sample approx. 2 h (depending on insert) cool down time of system (system without magnet) approx. 5 .. 10 h (unattended) cool down time of system (system incl. 9 T magnet) approx. 10 .. 15 h (unattended) temperature stability < ± 10 mK expected (4 .. 50 K) < ± 25 mK guaranteed (4 .. 50 K) cooling power at sample location > 75 mW @ 10 K Closed-cycle cooler Kelvin Probe Force Microscopy Scanning Hall Probe Microscopy nominal cooling power (4.2 K) > 900 mW power consumption max. 9.0 kW, 7.2 kW steady state cooling of compressor water cooling (requires local infrastructure) Dimensions cryostat (width x depth x height) 1120 x 640 x 1050 mm³ (depending on magnet choice) optional electronics rack (width x depth x height) 640 x 640 x 1050 mm³ Options Quantum Dot Spectroscopy Micro-Raman Spectroscopy superconducting magnet 9 T (other magnets on request) bipol