Reflection from a free carrier front via an intraband indirect photonic transition

Mahmoud A. Gaafar; Dirk Jalas; Liam O’Faolain; Juntao Li; Thomas F. Krauss; Alexander Yu. Petrov; Manfred Eich

doi:10.1038/s41467-018-03862-0

Nature Communications (Apr 2018)

Reflection from a free carrier front via an intraband indirect photonic transition

Mahmoud A. Gaafar,
Dirk Jalas,
Liam O’Faolain,
Juntao Li,
Thomas F. Krauss,
Alexander Yu. Petrov,
Manfred Eich

Affiliations

Mahmoud A. Gaafar: Institute of Optical and Electronic Materials, Hamburg University of Technology
Dirk Jalas: Institute of Optical and Electronic Materials, Hamburg University of Technology
Liam O’Faolain: SUPA, School of Physics and Astronomy, University of St. Andrews
Juntao Li: State Key Laboratory of Optoelectronic Materials & Technology, Sun Yat-sen University
Thomas F. Krauss: Department of Physics, University of York
Alexander Yu. Petrov: Institute of Optical and Electronic Materials, Hamburg University of Technology
Manfred Eich: Institute of Optical and Electronic Materials, Hamburg University of Technology

DOI: https://doi.org/10.1038/s41467-018-03862-0
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 10

Abstract

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Here the authors present an experimental demonstration of a free carrier front induced intraband indirect photonic transition and show how the waveguide dispersion can be exploited to decrease the required free carrier concentration for substantial reflection via an indirect intraband transition.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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