Field electron energy spectroscopy of 22
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N. Ernst; W.A. Schmidt; Ch. Kleint; A.J. Melmed; G.L. Larkins
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Article
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1993
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Elsevier Science
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English
โ 343 KB
By energy resolved measurements of field electron emission, the gap of superconducting 2223 BiSrCaCuO was determined for the a-b direction of single-crystal specimens. The value of 2zf(78 K)~ 50 meV is in agreement with results of other tunneling techniques.