Broadband, High-Speed, and Extraordinarily Large All-Optical Switching with Yttrium-doped Cadmium Oxide

Soham Saha,Benjamin T. Diroll,Joshua Shank,Zhaxylyk A. Kudyshev,Aveek Dutta,Sarah N. Chowdhury,Ting S. Luk,Salvatore Campione,Richard D. Schaller,Vladimir M. Shalaev,Alexandra Boltasseva,Michael G. Wood

Broadband, High-Speed, and Extraordinarily Large All-Optical Switching with Yttrium-doped Cadmium Oxide

2020

Soham Saha
Benjamin T. Diroll
Joshua Shank
Zhaxylyk A. Kudyshev
Aveek Dutta
Sarah N. Chowdhury
Ting S. Luk
Salvatore Campione
Richard D. Schaller
Vladimir M. Shalaev
Alexandra Boltasseva
Michael G. Wood

We demonstrate significant epsilon-near-zero point shifts (11.3 μm to 5.3 μm), extraordinarily large (135%) optically-induced reflection modulation with picosecond response times, and carrier relaxation time-engineering in cadmium oxide via Yttrium doping.

Keywords:

Yttrium
Broadband
all optical
Doping
Materials science
Optoelectronics
Cadmium oxide

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