Optical coupling between atomically thin black phosphorus and a two dimensional photonic crystal nanocavity

Yasutomo Ota, Rai Moriya, Naoto Yabuki, Miho Arai, Masahiro Kakuda, Satoshi Iwamoto, Tomoki Machida, Yasuhiko Arakawa

Research output: Contribution to journalArticlepeer-review

12 Citations (Scopus)

Abstract

Atomically thin black phosphorus (BP) is an emerging two dimensional (2D) material exhibiting bright photoluminescence in the near infrared region. Coupling its radiation to photonic nanostructures will be an important step toward the realization of 2D material based nanophotonic devices that operate efficiently in the near infrared region, which includes the technologically important optical telecommunication wavelength bands. In this letter, we demonstrate the optical coupling between atomically thin BP and a 2D photonic crystal nanocavity. We employed a home-build dry transfer apparatus for placing a thin BP flake on the surface of the nanocavity. Their optical coupling was analyzed through measuring cavity mode emission under optical carrier injection at room temperature.

Original languageEnglish
Article number223105
JournalApplied Physics Letters
Volume110
Issue number22
DOIs
Publication statusPublished - 2017 May 29
Externally publishedYes

ASJC Scopus subject areas

  • Physics and Astronomy (miscellaneous)

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