1. Reduced ITO for Transparent Superconducting Electronics
- Author
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Emma Batson, Marco Colangelo, John Simonaitis, Eyosias Gebremeskel, Owen Medeiros, Mayuran Saravanapavanantham, Vladimir Bulovic, P Donald Keathley, and Karl K Berggren
- Subjects
Superconductivity (cond-mat.supr-con) ,Condensed Matter - Superconductivity ,Materials Chemistry ,Metals and Alloys ,Ceramics and Composites ,FOS: Physical sciences ,Applied Physics (physics.app-ph) ,Physics - Applied Physics ,Electrical and Electronic Engineering ,Condensed Matter Physics - Abstract
Absorption of light in superconducting electronics is a major limitation on the quality of circuit architectures that integrate optical components with superconducting components. A 10 nm thick film of a typical superconducting material like niobium can absorb over half of any incident optical radiation. We propose instead using superconductors which are transparent to the wavelengths used elsewhere in the system. In this paper we investigated reduced indium tin oxide (ITO) as a potential transparent superconductor for electronics. We fabricated and characterized superconducting wires of reduced indium tin oxide. We also showed that a $\SI{10}{nm}$ thick film of the material would only absorb about 1 - 20\% of light between 500 - 1700 nm., 11 pages + 10 pages appendix, 5 figures + 5 figures appendix, submitting to IOP SUST
- Published
- 2022