Efficient electronic cooling in heavily doped silicon by quasiparticle tunneling
- 3 September 2001
- journal article
- conference paper
- Published by AIP Publishing in Applied Physics Letters
- Vol. 79 (10) , 1471-1473
- https://doi.org/10.1063/1.1399313
Abstract
Cooling of electrons in a heavily doped silicon by quasiparticle tunneling using a superconductor–semiconductor–superconductor double-Schottky-junction structure is demonstrated at low temperatures. In this work, we use Al as the superconductor and thin silicon-on-insulator (SOI) film as the semiconductor. The electron–phonon coupling is measured for the SOI film and the low value of the coupling is shown to be the origin of the observed significant cooling effect.Keywords
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