Posted
Oct 19, 2026
Nov 9, 2026
Dilution Refrigerator Systems - (Request for Proposal)
Specifications for a dilution refrigerator system: This dilution refrigerator system consists of a Gas Handling System Refrigerator (hereafter referred to as GHS) and two identical He 3 /He 4 dilution inserts. Performance Characteristics: Base temperature: ≤ 30mK; Cooling power: ≥ 40 µW at 100mK; Cool-down time: ≤ 2 hours to base temperature beginning from the start of condensing the mixture. Operational temperature range, control, and stability: 30mK ≤ T ≤ 1.5K with 5% temperature control and stability over the entire range. Experimental space diameter approx. 28 mm. See attached file.
