English
Related papers

Related papers: Surface Acoustic Wave Frequency Comb

200 papers

Unconventional superconductivity is usually associated with symmetry breaking in the system. Here we consider a simple setup consisting of a solid state material with conduction electrons and an applied surface acoustic wave (SAW), that can…

Superconductivity · Physics 2022-01-28 Viktoriia Kornich

We present a 100 MHz repetition rate Yb-fiber-laser-pumped synchronously pumped optical parametric oscillator (SPOPO) delivering tunable frequency combs covering almost the entire visible spectral range. By intracavity doubling both the…

A symmetrical structure consisting of a low refractive index dielectric layer between two metallic films, i.e. an optical cavity, surrounded by a semi-infinite dielectric medium of higher refractive index, forms an optical system capable of…

Optics · Physics 2025-05-06 Alejandro Doval , Yago Arosa , Raúl de la Fuente

In this letter we theoretically investigate the formation of localized temporal dissipative structures, and their corresponding frequency combs in doubly resonant dispersive optical parametric oscillators. We derive a nonlocal mean field…

Optics · Physics 2019-08-14 P. Parra-Rivas , L. Gelens , T. Hansson , S. Wabnitz , F. Leo

We report on all-optical generation and detection of high-frequency (up to about 30 GHz) surface acoustic waves (SAWs) in GaAs/AlGaAs heterostructures with short-period Au gratings on top. A highly sensitive method for SAW detection is…

A surface acoustic wave (SAW) can produce a moving potential wave that can trap and drag electrons along with it. We review work on using a SAW to create moving quantum dots containing single electrons, with the aims of developing a current…

Mesoscale and Nanoscale Physics · Physics 2017-02-23 Christopher J. B. Ford

With the application of surface acoustic wave (SAW) of 39.5 MHz to a model polymer liquid film,polyisobutylene, deposited on the solid substrates, the liquid film is densified, proved by the decrease of film thickness and the increase of…

Applied Physics · Physics 2020-07-15 Tianhao Hou , Jingfa Yang , Wen Wang , Jiang Zhao

Strong coupling between distinct quasiparticles in condensed matter systems gives rise to hybrid states with emergent properties. We demonstrate the hybridization of confined phonons and finite-wavelength magnons, forming a magnon-polaron…

The propagation of a surface acoustic wave (SAW) on GaAs/AlGaAs heterostructures is studied in the case where the two-dimensional electron gas (2DEG) is subject to a strong magnetic field and a smooth random potential with correlation…

Mesoscale and Nanoscale Physics · Physics 2009-10-28 Andreas Knaebchen , Yehoshua Levinson , Ora Entin-Wohlman

We numerically study, by means of the single envelope equation, the generation of optical frequency combs ranging from the visible to the mid-infrared spectral regions in resonators with quadratic and cubic nonlinearities. Phase-matched…

Optics · Physics 2016-06-29 T. Hansson , F. Leo , M. Erkintalo , J. Anthony , S. Coen , I. Ricciardi , M. De Rosa , S. Wabnitz

Surface acoustic waves (SAWs), as Rayleigh waves generated by elastic media, have been used in gyroscopes for over 40 years due to their unique propagation characteristics. However, their working principle, based on Coriolis effects, has…

Quantum Physics · Physics 2026-04-03 Y. T. Zhu , Shibei Xue , Fangfang Ju , Haidong Yuan

We report on experimental and theoretical demonstration of an optical comb spectrum based on a combination of cascaded stimulated Raman scattering and four-wave mixing mediated by Raman-induced nonresonant Kerr-type nonlinearity. This…

Coherent gigahertz-frequency surface acoustic waves (SAWs) traveling on the surface of a piezoelectric crystal can, via the magnetoelastic interaction, resonantly excite traveling spin waves in an adjacent thin-film ferromagnet. These…

Materials Science · Physics 2016-03-10 Praveen G. Gowtham , Takahiro Moriyama , Daniel C. Ralph , Robert A. Buhrman

The oscillation instability of sessile drops is ubiquitous in surface acoustic wave (SAW)-powered digital microfluidics. Yet, the physics underlying these phenomena has not been elucidated owing to the interplay between hydrodynamics,…

The mechanical analog of optical frequency combs, phononic frequency combs, has recently been demonstrated in mechanical resonators and has been attributed to coupling between multiple phonon modes. This paper investigates the influence of…

Mesoscale and Nanoscale Physics · Physics 2020-12-02 Zhen Qi , Curtis R. Menyuk , Jason J. Gorman , Adarsh Ganesan

Surface-acoustic-wave (SAW) based devices have emerged as a promising technology in magnetic field sensing by integrating a magnetostrictive layer with the giant {\Delta}E/{\Delta}G effect. However, almost all SAW magnetic field sensors…

Applied Physics · Physics 2022-06-07 Wenbin Hu , Mingxian Huang , Huaiwu Zhang , Feiming Bai

We construct a phase-conjugate resonator which passively produces stable pulses that alternate between the probe and the conjugate colors. The requisite phase-conjugate mirror inside the resonator is constructed using non-degenerate…

Optics · Physics 2024-06-18 B. E. Anderson , J. Zhao , Z. Zhou , R. Speirs , K. M. Jones , P. D. Lett

It has recently been demonstrated that surface acoustic waves (SAWs) can interact with superconducting qubits at the quantum level. SAW resonators in the GHz frequency range have also been found to have low loss at temperatures compatible…

We investigate the propagation of a piezoelectric surface acoustic wave (SAW) across a GaAs/Al$_X$Ga$_{1-X}$As heterostructure surface, on which there is fixed a metallic split-gate. Our method is based on a finite element formulation of…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 S. Rahman , M. Kataoka , C. H. W. Barnes , H. P. Langtangen

Surface Acoustic Wave gas sensors have garnered increasing attention as highly sensitive, miniaturized, and wireless compatible platforms for molecular detection. Their unique ability to convert surface perturbations into measurable…

‹ Prev 1 4 5 6 7 8 10 Next ›