Products

Standard Configuration

With a recognized reputation as a world wide leader in custom dilution refrigerator systems, Janis Research Company now offers the following family of standardized dilution refrigerator systems with competitive prices, fast delivery, optimized design, and proven techniques.  The systems can be equipped with either manual or automated gas handling systems, as well as a number of optional items. 

Click on the model name in the Specifications tab to download the mechanical drawing for that model. The downloaded file will be in PDF format which is viewable and printable with Acrobat Reader, a free plug-in utility from Adobe. To download the free acrobat plug-in software click here.

Standard Features

• Standard Insert into liquid nitrogen-shielded liquid helium dewar
• Indium-sealed vacuum can with provision for demountable tails
• Mixture condensing with 1K Pot, equipped with hermetic needle valve
• Standard DR Stage with demountable plates
• Resistive temperature sensors installed on all stages with proper wiring and heat-anchoring, including Janis Resistive Sensor (JRS1000) calibrated down to 10 mK
• LSCI 370S Resistance Bridge with executable Windows program for customer’s lab computer (Labview source included)
• 32 shielded manganin wires in twisted pairs, installed and thermally anchored for experimental applications
• Manual gas handling system GHS1 with hermetic Roots pumping stations
• Optimized 3He-4He mixture included

Optional Features

• Various models of vapor-shielded helium dewars, including superefficient
• Top- or bottom-loading superconducting magnets, including vector and split-magnets
• Automated needle valve with step-motor driver
• Automated gas handling system (GHS2) with electromagnetic valves, cRIO controller, color touch-panel and integrated LSCI 370S Resistance Bridge
• Oil-free pumps, including Roots and turbo models
• Normal and superconducting RF wires in shielded twisted pairs down to mixing chamber
• High frequency (up to 40 GHz) cables down to mixing chamber
• Sample-into-vacuum delivery manipulators
• Self-calibrating CMN and FPD thermometry down to 7 mK with read-out

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