Laser-driven parametric instability and generation of entangled photon-plasmon states in graphene

Mikhail Tokman, Yongrui Wang, Ivan Oladyshkin, A. Ryan Kutayiah, Alexey Belyanin

Research output: Contribution to journalArticlepeer-review

Abstract

We show that a strong infrared laser beam obliquely incident on graphene can experience a parametric instability with respect to decay into lower-frequency (idler) photons and THz surface plasmons. The instability is due to a strong in-plane second-order nonlinear response of graphene which originates from its spatial dispersion. The parametric decay leads to efficient generation of THz plasmons and gives rise to quantum entanglement of idler photons and surface plasmon states.

Original languageEnglish
Article number235422
JournalPhysical Review B
Volume93
Issue number23
DOIs
StatePublished - 14 Jun 2016
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics

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