Self-contained microcryogenic system with a turboexpander
โ Scribed by E. L. Polishchuk; V. I. Shaklankin; V. I. Lyapin; A. V. Gromov; I. R. Evstigneev; A. A. Vikulov; I. S. Berezin
- Publisher
- Springer
- Year
- 1991
- Tongue
- English
- Weight
- 284 KB
- Volume
- 27
- Category
- Article
- ISSN
- 0009-2355
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๐ SIMILAR VOLUMES
A circular arrayed sensor which integrates a number of linear capillaries and enzyme immobilized platinum electrodes on a silicon wafer has been developed. This sensor device has no need of other electrical or mechanical devices, because the sample solution is introduced by capillary action. The sen
cm s "2 , o is surface tension between liquid and its vapour in dyne cm "1 , and Pv, Pl are vapour and liquid densities in g cm "3 . Using data for liquid helium at 4.2 K, this equation gives 0.575 < qmax < 0.760 W cm "2 . This is comparable with the results shown in Fig. for the vertical heated su