A note on the magneto-resistance of carb
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N Kollias; J Dreesen; M Giles; C Terry
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Article
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1971
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Elsevier Science
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English
โ 92 KB
temperature resistance. The operating current for heating to T= 20K was 8-10 mA and the rate of evaporation of helium was then less than 1 cm -3 min -~ per cm heater length. For short periods, heating up to nitrogen temperature and above can be achieved; for 30 mA T~75K, V/l~lOcm 2 min.l and for a c