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We present theoretical and numerical analysis of a plasmonic-dielectric hybrid system for symmetric and asymmetric coupling between silver cut-wire pairs and silicon grating waveguide with periodic grooves. The results show that both…

Optics · Physics 2015-05-20 Bin Tang , Lei Dai , Chun Jiang

Two-dimensional van der Waals (vdW) magnetic semiconductors CrSBr offer an ideal platform to achieve exciton-polaritons correlated with magnetic orders for developing solid-state quantum, spintronic, and photonic devices. However, for the…

The class of Ruddlesden-Popper type (PEA)$_2$PbI$_4$ perovskites comprises two-dimensional (2D) structures whose optical properties are determined by excitons with a large binding energy of about 260 meV. It complements the family of other…

Mesoscale and Nanoscale Physics · Physics 2023-02-07 C. Harkort , D. Kudlacik , N. E. Kopteva , D. R. Yakovlev , M. Karzel , E. Kirstein , O. Hordiichuk , M. Kovalenko , M. Bayer

We present experimental observations of strong electric and magnetic interactions between split ring resonators (SRRs) in metamaterials. We fabricated near-infrared (1.4 $\mu$m) planar metamaterials with different inter-SRR spacings along…

Optics · Physics 2009-12-07 I. Sersic , M. Frimmer , E. Verhagen , A. F. Koenderink

The Bose-Einstein condensation (BEC) of magnetoexcitonic polaritons in a graphene layer embedded in a optical microcavity in a high magnetic field $B$ is predicted. The essential property of this system (in contrast, e.g., to a quantum well…

Mesoscale and Nanoscale Physics · Physics 2009-07-29 Oleg L. Berman , Roman Ya. Kezerashvili , Yurii E. Lozovik

The growing complexity of integrated photonics necessitates compact, low-power devices that transcend traditional, material-centric design approaches. In this study, we harness non-Hermitian physics to uncover novel properties of coupled…

Optics · Physics 2025-10-30 P. Chang , S. Ramezanpour , A. Helmy

Recent experimental advances in Positronium (Ps) physics have made it possible to produce dense Ps ensembles in which Ps-Ps interactions may occur, leading to the production of Ps$_2$ molecules and paving the way to the realization of a Ps…

Atomic Physics · Physics 2023-03-31 Erika Cortese , David B. Cassidy , Simone De Liberato

Electronic resonances can significantly enhance the photon-phonon coupling in cavity optomechanics, but are normally avoided due to absorption losses and dephasing by inhomogeneous broadening. We experimentally demonstrate that…

Mesoscale and Nanoscale Physics · Physics 2022-12-19 P. Sesin , A. S. Kuznetsov , G. Rozas , S. Anguiano , A. E. Bruchhausen , A. Lemaître , K. Biermann , P. V. Santos , A. Fainstein

We report on the strong coupling between the Bloch surface wave supported by an inorganic multilayer structure and $J$-aggregate excitons in an organic semiconductor. The dispersion curves of the resulting polariton modes are investigated…

Edge localised modes (ELMs) are a concern for future devices, such as ITER, due to the large transient heat loads they generate on the divertor surfaces which could limit the operational time of the device. This paper discusses the…

Plasma Physics · Physics 2014-06-12 A. J. Thornton , A. Kirk , P. Cahyna , I. T. Chapman , J. R. Harrison , Yueqiang Liu , MAST Team

In the present work, we theoretically demonstrate, for the first time, that near field radiative transport between 1D periodic grating microstructures separated by subwavelength vacuum gaps can be significantly enhanced by exciting magnetic…

Mesoscale and Nanoscale Physics · Physics 2020-07-16 Yue Yang , Liping Wang

Layered van der Waals materials offer novel opportunities for on-chip waveguiding and development of integrated photonic circuits. In the strong light-matter coupling regime, their nonlinear response can be significantly enhanced, which is…

Strong molecule-light interaction enables the control of molecular structures and dynamical processes. A model with strong laser drive is proposed to greatly enhance the intermolecular distance of resonant energy transfer, where the…

Quantum Physics · Physics 2021-01-27 Xuanhua Wang , Zhedong Zhang , Jin Wang

We demonstrate strong one dimensional (1-D) many-body interaction effects in photoluminescence (PL) in a GaAs single quantum wire of unprecedented optical quality, where 1-D electron plasma densities are controlled via electrical gating. We…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Hidefumi Akiyama , Loren N. Pfeiffer , Aron Pinczuk , Ken W. West , Masahiro Yoshita

The amplitude V_0 of unidirectional periodic potential modulation introduced by a surface grating into a two-dimensional electron gas (2DEG) formed at AlGaAs/GaAs heterointerface is measured as a function of electron density n_e by…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Akira Endo , Yasuhiro Iye

We discuss the applicability of holographically recorded gratings in photopolymers and holographic polymer-dispersed liquid crystals as neutron optical elements. An experimental investigation of their properties for light and neutrons with…

What we believe to be a new type of resonant coupling of an incident bulk wave into guided modes of a slab with a thick holographic grating is shown to occur in the presence of strong frequency detunings of the Bragg condition. This happens…

Optics · Physics 2009-11-11 D. R. Mason , S. J. Goodman , D. K. Gramotnev , T. A. Nieminen

We identify form-stable coupled excitations of light and matter (``dark-state polaritons'') associated with the propagation of quantum fields in Electromagnetically Induced Transparency. The properties of the dark-state polaritons such as…

Quantum Physics · Physics 2009-11-06 M. Fleischhauer , M. D. Lukin

The strong coupling between two subsystems consisting of quantum emitters and photonic modes, at which the level splitting of mixed quantum states occurs, has been a central subject of quantum physics and nanophotonics due to various…

Optics · Physics 2021-06-30 Renming Liu , Yi-Cong Yu , Xue-Hua Wang

We study $\Lambda$-type Electromagnetically Induced Transparency (EIT) on the Rb D2 transition in a buffer-gas-free thermal vapor cell without anti-relaxation coating. Experimental data show distinguished features of velocity-selective…

Atomic Physics · Physics 2020-07-02 L. Ma , G. Raithel
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