Room temperature electrically pumped topological insulator laser based on quantum spin Hall effect

Jae-Hyuck Choi; William E. Hayenga; William E. Hayenga; Yuzhou G. N. Liu; Midya Parto; Babak Bahari; Demetrios Christodoulides; Mercedeh Khajavikhan; Mercedeh Khajavikhan

doi:10.1364/CLEO_SI.2021.STh1G.4

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2021),
paper STh1G.4
•https://doi.org/10.1364/CLEO_SI.2021.STh1G.4

Room temperature electrically pumped topological insulator laser based on quantum spin Hall effect

Jae-Hyuck Choi, William E. Hayenga, Yuzhou G. N. Liu, Midya Parto, Babak Bahari, Demetrios Christodoulides, and Mercedeh Khajavikhan

CLEO: Science and Innovations 2021

San Jose, California United States
9–14 May 2021
ISBN: 978-1-943580-91-0

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Novel Laser Concepts (STh1G)

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J. Choi, W. E. Hayenga, Y. G. N. Liu, M. Parto, B. Bahari, D. Christodoulides, and M. Khajavikhan, "Room temperature electrically pumped topological insulator laser based on quantum spin Hall effect," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper STh1G.4.

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Abstract

We report the first room temperature and electrically pumped topological insulator laser. Based on a structure that mimics the quantum spin Hall Hamiltonian for photons, this laser generates single frequency emission at a telecom spectral band.

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