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We propose to enhance the generation of a phonon laser by exploiting optical superradiance. In our scheme, the optomechanical cavity contains a movable membrane, which supports a mechanical mode, and the superradiance cavity can generate…

Quantum Physics · Physics 2018-05-09 Yajing Jiang , Hao Lü , Hui Jing

The realization of a cavity soliton laser using a vertical-cavity surface-emitting semiconductor gain structure coupled to an external cavity with a frequency-selective element is reported. All-optical control of bistable solitonic emission…

Optics · Physics 2009-11-13 Y. Tanguy , T. Ackemann , W. J. Firth , R. Jaeger

High-energy-density flows through dense matter are needed for effective progress in the production of laser-driven intense sources of energetic particles and radiation, in driving matter to extreme temperatures creating state regimes…

Optical frequency combs are lightwaves composed of a large number of equidistant spectral lines. They are important for metrology, spectroscopy, communications and fundamental science. Frequency combs are most often generated by exciting…

Cavity exciton--polaritons are quasiparticles that form when quantum well excitons hybridize with a cavity mode. Here, we carry out photon correlation measurements under continuous wave resonant laser excitation to demonstrate quantum…

The generation of photons in a microcavity coupled to a laser-driven quantum dot interacting with longitudinal acoustic (LA) phonons is studied in the regime of simultaneously strong driving and strong dot-cavity coupling. The stationary…

Mesoscale and Nanoscale Physics · Physics 2017-11-29 Moritz Cygorek , Andreas M. Barth , Florian Ungar , Alexei Vagov , Vollrath Martin Axt

Weak interaction of temporal cavity solitons due to gain saturation and recovery in a delay differential model of a long cavity semiconductor laser is studied numerically and analytically using an asymptotic approach. It is shown that in…

Optics · Physics 2023-04-20 Andrei G. Vladimirov

The phonon analog of an optical laser has become the focus of research. We theoretically study phonon laser in a cavity magnomechanical system, which consist of a microwave cavity, a small ferromagnetic sphere and an uniform external bias…

Mesoscale and Nanoscale Physics · Physics 2019-07-09 Ming-Song Ding , Li Zheng , Chong Li

We use laser light near resonant with an optical bound-to-bound transition to shift the magnetic field at which a Feshbach resonance occurs. We operate in a regime of large detuning and large laser intensity. This reduces the light-induced…

Other Condensed Matter · Physics 2009-06-23 D. M. Bauer , M. Lettner , C. Vo , G. Rempe , S. Dürr

The field of micro-cavity based frequency combs, or 'micro-combs'[1,2], has recently witnessed many fundamental breakthroughs[3-19] enabled by the discovery of temporal cavity-solitons, self-localised waves sustained by a background of…

Strong laser pulses can control superconductivity, inducing non-equilibrium transient pairing by leveraging strong-light matter interaction. Here we demonstrate theoretically that equilibrium ground-state phonon-mediated superconductive…

Driven optical cavities containing a nonlinear medium support stable dissipative solitons, cavity solitons, in the form of bright or dark spots of light on a uniformly-lit background. Broadening effects due to diffraction or group velocity…

Optics · Physics 2025-09-09 Gian-Luca Oppo , William J. Firth

We show theoretically that broad area lasers driven by a nearly resonant bichromatic field may support dark-ring cavity solitons as well as domain walls and labyrinthine patterns.

Soft Condensed Matter · Physics 2007-05-23 German J. de Valcarcel , Kestutis Staliunas

Effective transition between the population-inverted optical eigenmodes of two coupled microcavities carrying mechanical oscillation realizes a phonon analogue of optical two-level laser. By providing an approach that linearizes the…

Quantum Physics · Physics 2016-09-28 Bing He , Liu Yang , Min Xiao

We investigate theoretically the many-emitter phonon laser based on optically driven semiconductor quantum dots within an acoustic nanocavity. We map the phonon laser Hamiltonian to a Tavis-Cummings type interaction with an unexpected…

Quantum Physics · Physics 2017-10-11 Leon Droenner , Nicolas L. Naumann , Julia Kabuss , Alexander Carmele

Achieving simultaneous lasing of photons and phonons in optomechanical setups has great potential for applications in quantum information processing, high precision sensing and the design of hybrid photonic-phononic devices. Here, we…

Quantum Physics · Physics 2025-04-25 Vitalie Eremeev , Hugo Molinares , Luis A. Correa , Bing He

We introduce a novel fusion scheme enabled by laser-plasma solitons, which promises to overcome several fundamental obstructions to reaching the breakeven condition. For concreteness, we invoke deuterium-tritium (DT) as fuels. The intense…

Plasma Physics · Physics 2026-01-08 Pisin Chen , Yung-Kun Liu , Gerard Mourou

A diamond-like carbon circular target is proposed to improve the $\gamma$-ray emission and pair production with lasers intensity of $8\times 10^{22} ~\mathrm{W/cm^2}$ by using two-dimensional particle-in-cell simulations with quantum…

Plasma Physics · Physics 2019-09-04 Ya-Juan Hou , Bai-Song Xie , Chong Lv , Feng Wan , Li Wang , Nureli Yasen , Hai-Bo Sang , Guo-Xing Xia

Here we analyse cavity-mediated laser cooling for an experimental setup with an external trap which strongly confines the motion of a particle in the direction of the cavity axis. It is shown that the stationary state phonon number exhibits…

Quantum Physics · Physics 2017-07-03 Oleg Kim , Almut Beige

A scheme of wake field generation for positron acceleration using hollow or donut shaped electron driver beams is studied. An annular shaped, electron free region forms around a hollow driver beam creating a favorable region (longitudinal…

Plasma Physics · Physics 2015-11-11 Neeraj Jain , T. M. Antonsen , J. P. Palastro
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