Temperature Coefficients of Resistivity of Rh-Fe Thin Films for Cryogenie Thermometer Use
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概要
- 論文の詳細を見る
The resistivity and its temperature coefficients were measured on Rh-Fe thin films between 4.2 K and room temperature to estimate their thermometric sensitivity. The films were sputter deposited on sapphire substrates from a RhFe(0.5 atm%) target. The temperature coefficients are close to those of high-purity, well-annealed Rh-Fe(0.5 atm%) wires although the resistivity is higher than that of the wires. Rh-Fe thin film resistors have a high potential for cryogenic thermometers because dilute iron in the films is as effective as that in bulk wires to enhance the temperature coefficients.
- 社団法人応用物理学会の論文
- 1987-06-20
著者
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Tamura O
National Research Laboratory Of Metrology
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Tamura O
National Research Lab. Metrology Ibaraki
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TAMURA Osamu
National Research Laboratory of Metrology
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SAKURAI Hirohisa
National Research Laboratory of Metrology
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Tamura Osamu
National Metrology Institute Of Japan Aist Central 3
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Sakurai Hirohisa
National Metrology Institute of Japan, AIST, Tsukuba, Ibaraki 305-8563, Japan
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