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Inelastic scattering processes such as Brillouin scattering can often function in cascaded regimes and this is likely to occur in certain integrated opto-acoustic devices. We develop a Hamiltonian formalism for cascaded Brillouin scattering…

Current theoretical demonstration of the Stimulated Brillouin scattering (SBS) in waveguides composed of centrosymmetric materials does not capture physics of the phenomenon in waveguides composed of non-centrosymmetric materials. The SBS…

Optics · Physics 2023-04-25 Ali Dorostkar , Sayyed Reza Mirnaziry

Whispering gallery resonators offer a versatile platform for manipulating the photonic transmission. Here, we study such a system, including periodically distributed pointlike impurities along the resonator with ring geometry. Based on an…

Mesoscale and Nanoscale Physics · Physics 2024-11-15 M. A. Figueroa , Vladimir Juricic , P. A. Orellana

Selection rules that follow from CP- and 4-momentum conservation are listed for head-on light-by-light scattering in strong magnetic field taking into account nontrivial dispersion laws of different photon eigenmodes.

High Energy Physics - Phenomenology · Physics 2018-12-20 A. E. Shabad

Optomagnonic dielectric resonators offer a promising platform for the bidirectional conversion of microwave and optical photons at the single quantum level. Current implementation of such a conversion lacks from low magneto-optical…

Optics · Physics 2025-09-24 S. S. Demirchyan , D. M. Krichevsky , V. I. Belotelov

Stimulated Brillouin scattering in integrated photonic waveguides enables coherent coupling between optical photons and gigahertz acoustic phonons, providing a powerful mechanism for on-chip microwave photonics and opto-acoustic signal…

Using Brillouin light scattering spectroscopy and dynamical matrix method calculations, we study collective spin waves in dense arrays of periodically double-side width-modulated Permalloy nanowires. Width modulation is achieved by creating…

Mesoscale and Nanoscale Physics · Physics 2018-08-07 G. Gubbiotti , L. L. Xiong , F. Montoncello , L. Giovannini , A. O. Adeyeye

The theoretical study of the optical properties of TE- and TM- modes in a four-layer structure composed of the magneto-optical yttrium iron garnet guiding layer on a dielectric substrate covered by planar nanocomposite guiding multilayer is…

A signature of the scattering between microcavity polaritons and longitudinal optical phonons has been observed in the electroluminescence spectrum of an intersubband device operating in the light-matter strong coupling regime. By…

Mesoscale and Nanoscale Physics · Physics 2012-12-20 A. Delteil , A. Vasanelli , P. Jouy , D. Barate , J. C. Moreno , R. Teissier , A. N. Baranov , C. Sirtori

We report on the electrical detection of a hybrid magnon-photon system, which is comprised of a magnetic sample coupled to a planar cavity. While the uniform Kittel mode has the largest coupling strength among all the magnon modes, it only…

Mesoscale and Nanoscale Physics · Physics 2020-08-05 Peng-Chao Xu , J. W. Rao , Y. Wang , Y. S. Gui , John Q. Xiao , Xiaofeng Jin , C. -M. Hu

The paper deals with optical excitations arising in a one-dimensional chain of identical spheres due optical coupling of whispering gallery modes (WGM). The band structure of these excitations depends significantly on the inter-mixing…

Optics · Physics 2009-11-11 L. Deych , A. Roslyak

In this work we study the symmetry properties of electrons and phonons in graphene systems as function of the number of layers. We derive the selection rules for the electron-radiation and for the electron-phonon interactions at all points…

Mesoscale and Nanoscale Physics · Physics 2013-06-20 L. M. Malard , D. L. Mafra , M. H. D. Guimarães , M. S. C. Mazzoni , A. Jorio

We present a novel, real-time, experimental technique for linear and nonlinear Brillouin zone spectroscopy of photonic lattices. The method relies on excitation with random-phase waves and far-field visualization of the spatial spectrum of…

We study optical properties of arrays of ultrathin nanowires by means of the Brillouin scattering of light on magnons. We employ the Stokes/anti-Stokes scattering asymmetry to probe the circular polarization of a local electric field…

Brillouin spectroscopy and imaging are emerging techniques in analytical science, biophotonics and biomedicine. They are based on Brillouin light scattering from acoustic waves or phonons in the GHz range, providing a nondestructive…

Biological Physics · Physics 2021-10-12 Francesca Palombo , Daniele Fioretto

We show how off-resonant light scattering can provide quantitative information on antiferromagnetic ordering of a two-species fermionic atomic gas in a tightly-confined two-dimensional optical lattice. We analyze the emerging magnetic…

Quantum Gases · Physics 2014-09-10 Francisco Cordobes Aguilar , Andrew F Ho , Janne Ruostekoski

Unidirectional photon emission is crucial for constructing quantum networks and realizing scalable quantum information processing. In the present work an efficient scheme is developed for the unidirectional emission of a tunable squeezed…

Quantum Physics · Physics 2023-08-31 Ji-kun Xie , Sheng-li Ma , Ya-long Ren , Shao-yan Gao , Fu-li Li

We report the first observation of the magnon-polariton bistability in a cavity magnonics system consisting of cavity photons strongly interacting with the magnons in a small yttrium iron garnet (YIG) sphere. The bistable behaviors are…

Quantum Physics · Physics 2018-02-07 Yi-Pu Wang , Guo-Qiang Zhang , Dengke Zhang , Tie-Fu Li , C. -M. Hu , J. Q. You

We present a method to enhance the ripple structure of the scattered electromagnetic field in the visible range through the use of Laguerre-Gaussian beams. The position of these enhanced ripples as well as their linewidths can be controlled…

Optics · Physics 2012-11-22 Xavier Zambrana-Puyalto , Gabriel Molina-Terriza

Birefringent magnetophotonic crystals are found to exhibit degeneracy breaking for asymmetric contradirectional coupling in planar waveguides. Fundamental to high-order local normal mode coupling leads to partially overlapping gyrotropic…

Optics · Physics 2008-06-02 Miguel Levy , Amir A. Jalali , Z. Zhou , N. Dissanayake