General

Do you make UHV-compatible systems?

At present our sorption coolers aren't UHV compatible, but we are keen to develop ones which are! The main hurdles involve the attachment of thermometers, heaters and wiring to the cooler. Such issues should be solvable with suitable material, assembly and production method choices. Additionally, we are considering ways of dealing with the additional pressure

By |2022-03-03T10:52:56+00:00October 12th, 2020||Comments Off on Do you make UHV-compatible systems?

Do you make ‘turnkey’ systems, (i.e. complete with instrumentation hardware and software)?

We do not currently supply ‘turn-key’ cryogenic systems, but we are heading that way. At present we supply only the sub-Kelvin sorption cooler hardware. We can advise on where to buy a cryostat and GM/PT cryocooler to operate our sorption cooler, on thermometry and other instrumentation and on software to run our continuous systems.

By |2022-03-03T10:54:51+00:00October 12th, 2020||Comments Off on Do you make ‘turnkey’ systems, (i.e. complete with instrumentation hardware and software)?

How much cooling capacity do you get per litre of He3 or He4?

The total cooling capacity of a GL7 cooler is approximately 1 Joule per NTP litre of He3 used, at 300mK (although this assumes 100% condensation efficiency). The cooling capacity of a GL4 cooler is around 3.6 Joules per NTP litre, but only around 40% of the total charge is available for cooling during the run

By |2022-03-03T10:56:15+00:00October 12th, 2020||Comments Off on How much cooling capacity do you get per litre of He3 or He4?

What determines the run time of a He3 cooler?

Your cooling power requirements will affect the size of the sorption cooler's He3 and He4 modules. A greater load requires larger modules. Single-shot ‘GL7’ sorption coolers will typically run for 24 hours under 20 to 50 µW loading.  

By |2022-03-03T11:44:24+00:00October 12th, 2020||Comments Off on What determines the run time of a He3 cooler?
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