نتایج جستجو برای: microcavity laser

تعداد نتایج: 185198  

2006
Takahisa Harayama

Title Two-dimensional microcavity lasers

Journal: :Photonics 2023

We report that when two stimulating mechanical modes in an optomechanical microbubble resonator are weakly coupled to each other, strong oscillation intensity modulation occurs. The was theoretically expected and experimentally observed. derived the expressions of coupling coefficient between calculated region where weak happens. found exists optical quality factor microcavity is high detuning ...

2014
Vladimir Rumyantsev Stanislav Fedorov Kostyantyn Gumennyk Marina Sychanova Alexey Kavokin

We study localized photonic excitations in a quasi-two-dimensional non-ideal binary microcavity lattice with use of the virtual crystal approximation. The effect of point defects (vacancies) on the excitation spectrum is investigated by numerical modelling. We obtain the dispersion and the energy gap of the electromagnetic excitations which may be considered as Frenkel exciton-like quasiparticl...

Journal: :Optics letters 2010
Anirban Mitra Hayk Harutyunyan Stefano Palomba Lukas Novotny

We study the interaction between a planar Fabry-Perot microcavity and a single embedded gold nanoparticle. We record spatially resolved white-light transmission spectra and show that the interaction between microcavity and nanoparticle gives rise to a redshift of the cavity modes, in accordance with the Bethe-Schwinger cavity perturbation formula. The spectral tuning of cavity modes by discrete...

2006
A. Baas G. Nardin J. L. Staehli

We present a novel semiconductor structure in which 0D polaritons coexist with 2D microcavity polaritons. Spatial trapping of the 2D microcavity polaritons results from the confinement of their photonic part in a potential well, consisting of an adjustable thickness variation of the spacer layer. This original technique allows to create polaritonic boxes of any size and shape. Strong coupling r...

Journal: :Journal of Magnetism and Magnetic Materials 2022

Here we propose a method of the excitation perpendicular standing spin waves (PSSWs) different orders in an optomagnonic microcavity by ultrashort laser pulses. The is formed magnetic dielectric film surrounded non-magnetic Bragg mirrors. Optical cavity modes layer provide concentration and strongly non-uniform distribution optical power over thickness therefore induce effective field inverse F...

Journal: :Optics Express 2021

How to utilize topological microcavities control quantum emission is one of the ongoing research topics in optical community. In this work, we investigate emitters a doubly-resonant Tamm microcavity, which can simultaneously achieve dual resonances at two arbitrary wavelengths according needs practical application. To enhancement such cavities, have exploited tunable modes, resonant modes corre...

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