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Related papers: Two-Color Fabry-Perot Laser Diode with THz Primary…

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We report on the frequency locking of a frequency doubled Nd:YAG laser to a 45 000 finesse, 87-cm-long, Fabry-Perot cavity using a modified form of the Pound-Drever-Hall technique. Necessary signals, such as light phase modulation and…

High Energy Physics - Experiment · Physics 2009-11-07 M. Bregant , G. Cantatore , F. Della Valle , G. Ruoso , G. Zavattini

We explore broadband and omnidirectional low frequency sound screening based on locally resonant acoustic metamaterials. We show that the coupling of different resonant modes supported by Fabry-Perot cavities can efficiently generate…

Applied Physics · Physics 2017-10-25 A. Elayouch , M. Addouche , M. Farhat , A. Khelif

Parity-time (PT) symmetry is a new method to get single mode operation in lasers, mostly, micro-ring lasers. In this study, we propose and experimentally demonstrate an electrically pumped PT symmetric Fabry-Perot (FP) laser which can work…

Optics · Physics 2020-11-20 Zeqiu Liu , Peng Huang , Ming Li , Ninghua Zhu

In this work, a long-cavity semiconductor laser subject to optical feedback is exploited to generate repetitive temporal patterns with enhanced intra-pattern sample diversity. Stable limit cycle dynamics characterized by multiple frequency…

Optics · Physics 2025-10-14 Apostolos Argyris

Optical Fabry-Perot cavities always show a non-degeneracy of two orthogonal polarisation states. This is due to the unavoidable birefringence of dielectric mirrors whose effects are extremely important in Fabry-Perot based high-accuracy…

Optics · Physics 2018-02-14 Aldo Ejlli , Federico Della Valle , Guido Zavattini

Fabry-Perot interferometers have stimulated numerous scientific and technical applications ranging from high resolution spectroscopy over metrology, optical filters to interfaces of light and matter at the quantum limit and more. End facet…

We study the frequency splitting of the polarization eigenmodes of the fundamental transverse mode in CO2 laser-machined, high-finesse optical Fabry-Perot cavities and investigate the influence of the geometry of the cavity mirrors. Their…

Optics · Physics 2015-01-28 Manuel Uphoff , Manuel Brekenfeld , Gerhard Rempe , Stephan Ritter

We explore a new class of Distributed Feedback (DFB) structures that employ the recently-developed concept of Parity-Time (PT) symmetry in optics. We demonstrate that, based on PT-symmetric pure reflective volume gratings, vertical cavity…

Optics · Physics 2015-10-29 H. F. Jones , Mykola Kulishov

We propose a dual cavity Fabry-Perot interferometer as a wavelength calibrator and a stability tracking device for astronomical spectrograph. The FPI consists of two adjoining cavities engraved on a low expansion monoblock spacer. A…

Instrumentation and Methods for Astrophysics · Physics 2017-01-25 Ravinder Kumar Banyal , Ansgar Reiners

Semiconductor lasers with ultra-low thresholds and minimal footprints are a topic of active research. Such devices require a combination of high quality factor laser cavities with small active region volumes, which drives the quest for…

Compact photonic systems that offer high frequency stability and low noise are of increasing importance to applications in precision metrology, quantum computing, communication, and advanced sensing technologies. However, on-chip resonators…

We present a monolithic semiconductor microcavity design for enhanced light-matter interaction and photon extraction efficiency of an embedded quantum emitter such as a quantum dot or color center. The microcavity is a hemispherical…

Applied Physics · Physics 2019-05-27 G. C. Ballesteros , C. Bonato , B. D. Gerardot

We experimentally realize a Fabry-Perot-type optical microresonator near the cesium D2 line wavelength based on a tapered optical fiber, equipped with two fiber Bragg gratings which enclose a sub-wavelength diameter waist. Owing to the very…

Quantum Physics · Physics 2012-09-05 C. Wuttke , M. Becker , S. Brückner , M. Rothhardt , A. Rauschenbeutel

We present an integrated semiconductor-dielectric hybrid dual-frequency laser operating in the 1.5 $\mu$m wavelength range for microwave and terahertz (THz) generation. Generating a microwave beat frequency near 11 GHz, we observe a…

The exploration of quantum-inspired symmetries in optical systems has spawned promising physics and provided fertile ground for developing devices exhibiting exotic functionalities. Founded on the anti-parity-time (APT) symmetry that is…

Optics · Physics 2022-11-11 Yao Duan , Xingwang Zhang , Yimin Ding , Xingjie Ni

We describe the design, construction, and characterization of a medium-finesse Fabry-P\'erot cavity for simultaneous frequency stabilization of two lasers operating at 960 and 780 nm wavelengths, respectively. The lasers are applied in…

Instrumentation and Detectors · Physics 2018-05-23 Julius de Hond , Nataly Cisternas , Graham Lochead , N. J. van Druten

We present a modified approach to laser optical-feedback cavity-enhanced absorption spectroscopy. The technique involves continuously scanning the length of a high-finesse cavity to periodically lock a diode laser to the cavity resonance,…

Optics · Physics 2024-09-04 Christopher A. Curwen , Mathieu Fradet , Ryan M. Briggs

We study the laser regime of terahertz (THz) emission from a semiconductor microcavity in the strong coupling regime, where optical transitions between upper and lower exciton-polariton modes are allowed due to the mixing of the upper mode…

Mesoscale and Nanoscale Physics · Physics 2011-11-15 Elena del Valle , Alexey Kavokin

Astrophysical observations suggest the existence of an unknown kind of matter in the Universe, in the frame of the $\Lambda$CDM model. The research field of dark matter covers an energy scale going from massive objects to ultra-light scalar…

Instrumentation and Methods for Astrophysics · Physics 2025-07-14 Yara Hariri , Jacques Millo , Clément Lacroûte , Joannès Barbarat , Yann Kersalé , Jonathan Gillot

The ranges of existence and stability of dark cavity-soliton stationary states in a Fabry-Perot resonator with a Kerr nonlinear medium, vectorial polarization components and normal dispersion are determined. The Fabry-Perot configuration…

Optics · Physics 2025-09-23 Graeme N. Campbell , Lewis Hill , Pascal Del Haye , Gian Luca Oppo