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Esaki diodes live and learn |
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| Authors: | Leo Esaki Masatoshi Kitamura Satoshi Iwamoto Yasuhiko Arakawa |
| Affiliation: | *1The Science and Technology Promotion Foundation of Ibaraki, Ibaraki, Japan;*2Yokohama College of Pharmacy, Kanagawa, Japan;*3Institute for Nano Quantum Information Electronics, The University of Tokyo, Tokyo, Japan;*4Institute of Industrial Science, The University of Tokyo, Tokyo, Japan |
| Abstract: | We report, as the result of shelf-life tests for Esaki diodes, the observation of minute but tangible reductions in the tunnel current after the lapse of half a century. The reduction could be attributed to 0.25% widening in the tunnel path. |
| Keywords: | electron tunneling semiconductors shelf life tests |