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Conferences > OMA > 2019 > AM3E > AM3E.5
  • Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)
  • OSA Technical Digest (Optica Publishing Group, 2019),
  • paper AM3E.5
  • •https://doi.org/10.1364/OMA.2019.AM3E.5

Angular momenta and negative azimuthal forces induced on a particle via guided light in ultrathin optical fibers

Viet Giang Truong, Ivan Toftul, Fam Le Kien, Mihail I. Petrov, and Síle Nic Chormaic

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Abstract

We calculate forces and torques acting on a Mie particle in the evanescent field of a microfiber. Theoretical and experimental observations indicate that quasicircularly polarized light guided in the fiber can exert a negative azimuthal force on particles.

© 2019 The Author(s)

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