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A design for an ultra-high Q photonic crystal nanocavity engineered to interact with nitrogen-vacancy (NV) centers located near the surface of a single crystal diamond sample is presented. The structure is based upon a nanowire photonic…

Quantum Physics · Physics 2009-05-23 Paul E. Barclay , Kai-Mei Fu , Charles Santori , Raymond G. Beausoleil

The efficiencies of photonic devices are primarily governed by radiative quantum efficiency, which is a property given by the light emitting material. Quantitative characterization for carbon nanotubes, however, has been difficult despite…

Mesoscale and Nanoscale Physics · Physics 2022-04-19 H. Machiya , D. Yamashita , A. Ishii , Y. K. Kato

We introduce the first designs for high-Q photonic cavities in slab architectures in hyperuniform disordered solids displaying isotropic band gaps. Despite their disordered character, hyperuniform disordered structures have the ability to…

Mesoscale and Nanoscale Physics · Physics 2015-04-28 Timothy Amoah , Marian Florescu

Optical microcavities confine light spatially and temporally and find application in a wide range of fundamental and applied studies. In many areas, the microcavity figure of merit is not only determined by photon lifetime (or the…

Optics · Physics 2009-11-10 T. J. Kippenberg , S. M. Spillane , K. J. Vahala

Interfacing solid-state emitters with photonic structures is a key strategy for developing highly efficient photonic quantum technologies. Such structures are often organised into two distinct categories: nanocavities and waveguides.…

The development of many scalable quantum technologies requires single-photon nonlinearity, such as single-photon blockade, in solid-state systems. Recently, it has been shown that single-photon Fock states can, in principle, be…

Metallic-Cavity lasers or plasmonic nanolasers of sub-wavelength sizes have attracted great attentions in recent years, with the ultimate goal of achieving continuous wave (CW), room temperature (RT) operation under electrical injection.…

Optics · Physics 2015-06-11 K. Ding , M. T. Hill , Z. C. Liu , L. J. Yin , P. J. van Veldhoven , C. Z. Ning

We have realized and measured a GaAs nanocavity in a slab photonic crystal based on the design by Kuramochi et al. [Appl. Phys.Lett., \textbf{88}, 041112, (2006)]. We measure a quality factor Q=700,000, which proves that ultra-high Q…

Materials Science · Physics 2009-11-13 Sylvain Combrie' , Alfredo De Rossi , Quynh Vy Tran , Henri Benisty

Optical cavities find diverse uses in lasers, frequency combs, optomechanics, and optical signal processors. Complete reconfigurability of the resonant frequency as well as the loss enables development of generic field programmable cavities…

Optics · Physics 2023-01-31 Aneesh Dash , Viphretuo Mere , S. K. Selvaraja , A. K. Naik

Electromagnetic cavity modes in photonic and plasmonic resonators offer rich and attractive regimes for tailoring the properties of light-matter interactions. Yet there is a disturbing lack of a precise definition for what constitutes a…

Mesoscale and Nanoscale Physics · Physics 2013-12-23 Philip Trøst Kristensen , Stephen Hughes

We describe the design, fabrication, and measurement of a cavity opto-mechanical system consisting of two nanobeams of silicon nitride in the near-field of each other, forming a so-called "zipper" cavity. A photonic crystal patterning is…

Optics · Physics 2011-10-13 M. Eichenfield , R. Camacho , J. Chan , K. J. Vahala , O. Painter

We present design guidelines for realizing side-coupled photonic crystal nanobeam (PCN) cavities with efficient coupling to low order resonances through adjusting the overlap of the PCN cavity mode and a feeding bus waveguide in both…

Optics · Physics 2019-02-20 Francis O. Afzal , Sami I. Halimi , Sharon M. Weiss

Modal volumes at the nano-scale, much smaller than the "diffraction-limit", with appreciable quality factors, are calculated for a dielectric cavity embedded in a space between metal plates. The modal field is bounded between the metal…

Optics · Physics 2009-11-11 Eyal Feigenbaum , Meir Orenstein

In this study, we investigate a novel design of an on-chip nested coupled ring resonator to enhance the quality factor and the effective length of the resonator. The configuration consists of an open ring and racetrack resonator, with…

Optics · Physics 2023-09-07 Mahmoud A. Selim , Momen Anwar

Optical trapping has proven to be a valuable experimental technique for precisely controlling small dielectric objects. However, due to their very nature, conventional optical traps are diffraction limited and require high intensities to…

The spontaneous emission of atoms can be controlled by placing them between two mirrors that form an optical cavity. Rapid advances in material processing techniques in the last 10 years have made it possible to fabricate microscopic…

Optics · Physics 2022-05-16 Simai Jia

Cavity nonlinear optics enables intriguing physical phenomena to occur at micro- or nano-scales with modest input powers. While this enhances capabilities in applications such as comb generation, frequency conversion and quantum optics,…

Optics · Physics 2020-12-11 Joshua B. Surya , Juanjuan Lu , Yuntao Xu , Hong X. Tang

A low loss (LL) type 500 MHz 5-cell superconducting niobium prototype cavity with large beam aperture has been developed successfully including the optimization, the deep drawing and electron beam welding, the surface treatment and the…

The efficiency and operating range of a photonic crystal laser is improved by passivating the InGaAs quantum well (QW) gain medium and GaAs membrane using an (NH4)S treatment. The passivated laser shows a four-fold reduction in nonradiative…

Quantum Physics · Physics 2009-11-13 Dirk Englund , Hatice Altug , Jelena Vuckovic

We report optical positioning single quantum dots (QDs) in planar cavity with an average position uncertainty $<$20 nm using an optimized two-color photoluminescence imaging technique. We create single-photon sources based on these QDs in…