attoPUBLICATIONS attoCATALOG-2015/16 | Page 65

Specifications attoDRY800 • Obstruction free work space • Optical table included (different sizes available) • 29 customer wires included, heat sunk @ 4 K • Touchscreen based control interface, no PC required General Specifications Application examples technology ultra-low vibration, closed-cycle cryostat intimately integrated into optical table, optical table included (water or air-cooled compressor available) sample environment cryogenic vacuum, sample cooled via braids (ATC100) sample space 75 mm (diameter) sample exchange easy access via removal of vacuum shroud vibration & acoustic noise damping system proprietary low vibration design usability obstruction free work space, touchscreen based control interface, no PC required, fully automated temperature control (vacuum, cooldown, T control, warmup) Performance Data* temperature range 3.8 .. 320 K cooldown time to 6 K (4 K) approx. 3 h (4-5 h), depending on load temperature stability 15 mK (peak-to-peak with damped sample mount) vibration level < 10 nm (peak-to-peak) cooling power at sample location 100 mW @ 4.2 K Closed-cycle cooler Quantum Dot Spectroscopy Photocurrent / Photoconductivity Measurements power consumption max. 3 kW cooling of compressor water cooling (default; requires local infrastructure) air cooling (optional) Dimensions Optical table standard size 900 mm x 1800 mm x 305 mm (leg height 597 mm); metric or imperial mounting threa ds (other table sizes available) Options Micro-Raman Imaging / Spectroscopy Resonant Fluorescence Optically Detected Nuclear Magnetic Resonance Quantum Information Processing temperature controller included pumping kit included electrical access 29 customer wires included, heat sunk @ 4 K (additional wiring on request) optical windows 4 side windows, 1 top window (1” diameter) up to 9 windows possible (optional) type of windows BK7 (others on request) UHV version on request larger sample space on request (200 mm) vacuum shroud customized height and diameter (on request) feedthroughs electrical (DC, HF), optical fibers, gas capillary (on request) sample motion Preimum Line positioners and scanners *Note: All product specifications are based on a standard system. Optional items or upgrades, other configurations or customization may change one or several of the indicated values. Specifications and other information subject to change without notice. attoCRYO Research Cryostats attoDRY800 PAGE 63