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This work presents a new design for broadband absorption of low-frequency acoustic waves using a thin coating made of subwavelength acoustic resonators arranged periodically on a reflective surface. We first study the associated scattering…

Numerical Analysis · Mathematics 2026-03-13 Habib Ammari , Yu Gao , Lara Vrabac

Rich dielectric properties in atomic transition metal dichalcogenides (TMDs) enhance light-matter interactions and contribute to a variety of optical phenomena. The direct transfer of TMDs onto photonic crystals facilitates optical field…

Optics · Physics 2025-01-15 Zhonglin Li , Yingying Wang , Xianglin Li , Bo Zhong , Wenjun Liu , Zexiang Shen

We derive generic phase and amplitude coupling relations for beam splitters-combiners that couple a single port with three output ports or input ports, respectively. We apply the coupling relations to a reflection grating that serves as a…

Optics · Physics 2009-11-13 R. Schnabel , A. Bunkowski , O. Burmeister , K. Danzmann

Parity-time (PT) symmetric optical sensors operating around exceptional points have recently gained much attraction, offering an unparalleled high sensitivity in measuring small perturbations. In the past, most of the PT-symmetric sensors…

Optics · Physics 2022-08-16 Faiza Iftikhar , Raja Ahmad , M. Imran Cheema

We improve the precision of the interferometric weak-value-based beam deflection measurement by introducing a power recycling mirror, creating a resonant cavity. This results in \emph{all} the light exiting to the detector with a large…

Quantum Physics · Physics 2015-05-01 Kevin Lyons , Justin Dressel , Andrew N. Jordan , John C. Howell , Paul G. Kwiat

Displacement calibration of nanomechanical plate resonators presents a challenging task. Large nanomechanical resonator thickness reduces the amplitude of the resonator motion due to its increased spring constant and mass, and its unique…

To this day, achieving broadband low-frequency sound absorption remains a challenge even with the possibilities promised by the advent of metamaterials and metasurfaces, especially when size and structural restrictions exist. Solving this…

An efficient atom-photon-interface is a key requirement for the integration of solid-state emitters such as color centers in diamond into quantum technology applications. Just like other solid state emitters, however, their emission into…

Quantum Physics · Physics 2021-09-24 Philipp Fuchs , Thomas Jung , Michael Kieschnick , Jan Meijer , Christoph Becher

This paper reports an experimental demonstration of partial displacement noise free laser interferometry in the gravitational wave detection band. The used detuned Fabry-Perot cavity allows the isolation of the mimicked gravitational wave…

General Relativity and Quantum Cosmology · Physics 2010-05-12 Antonio Perreca , Simon Chelkowski , Stefan Hild , Andreas Freise

There is immense scientific interest in the properties of resonant thin films embroidered with periodic nanoscale features. This device class possesses considerable innovation potential. Accordingly, we report unpolarized broadband…

Optics · Physics 2016-01-08 Manoj Niraula , Robert Magnusson

We propose an efficient multiband absorber comprising a truncated one-dimensional periodic metal-dielectric photonic crystal and a reflective substrate. The reflective substrate is actually an optically thick metallic film. Such a planar…

We demonstrate a novel technique for coupling XUV harmonic radiation out of a femtosecond enhancement cavity. We use a small-period diffraction grating etched directly into the surface of a dielectric mirror. For the fundamental light, this…

Optics · Physics 2009-11-13 D. C. Yost , T. R. Schibli , Jun Ye

We consider the problem of designing a circularly polarized Fabry-P'erot cavity (FPC) antenna for S-band sensing applications such as satellite navigation and communication. The spatial distribution of peripheral roughness of the unit cell…

Signal Processing · Electrical Eng. & Systems 2023-01-18 Kainat Yasmeen , Kumar Vijay Mishra , A. V. Subramanyam , Shobha Sundar Ram

We demonstrate Purcell-like enhancement of Rayleigh scattering into a single optical mode of a Fabry-Perot resonator for several thermal atomic and molecular gases. The light is detuned by more than an octave, in this case by hundreds of…

Quantum Physics · Physics 2010-06-14 Michael Motsch , Martin Zeppenfeld , Pepijn W. H. Pinkse , Gerhard Rempe

The paper presents and experimentally investigates a concept of an efficient radiation trap based on adiabatic photon confinement between curved mirrors. Such a trap is free of restrictions typical to the Fabry-Perot cells, relating to the…

Instrumentation and Detectors · Physics 2017-08-28 S. S. Popov , M. G. Atluhanov , A. V. Burdakov , M. Yu. Ushkova

The DECi-hertz Interferometer Gravitational wave Observatory (DECIGO) is designed to detect gravitational waves at frequencies between 0.1 and 10 Hz. In this frequency band, one of the most important science targets is the detection of…

Thin dielectric films are known to show distinct colors, responsible for the iridescence of various natural and artificial objects such as insect wings and soap bubbles. In the present article we show that a specialized thin film…

We present a numerical analysis and preliminary experimental results on one-dimensional Fabry-Perot micro-cavities in Si$_3$N$_4$ waveguides. The Fabry-Perot micro-cavities are formed by two distributed Bragg reflectors separated by a…

Other Condensed Matter · Physics 2009-11-11 F. Riboli , A. Recati , N. Daldosso , L. Pavesi , G. Pucker , A. Lui , S. Cabrini , E. Di Fabrizio

Light in the mode of a Fabry-P\'erot cavity heats the mirror surfaces via optical absorption, causing thermoelastic deformation of the mirror substrates, which in turn dictates the shape of the mode. We develop an analytical model which…

A dual-pass differential Fabry-Perot interferometer (DPDFPI) is one candidate of the interferometer configurations utilized in future Fabry-Perot type space gravitational wave antennas, such as Deci-hertz Interferometer Gravitational Wave…

Instrumentation and Methods for Astrophysics · Physics 2021-06-09 Koji Nagano , Hiroki Takeda , Yuta Michimura , Takashi Uchiyama , Masaki Ando
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