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We observed surface acoustic wave (SAW) propagation on a multiferroic material CuB$_2$O$_4$ with use of two interdigital transducers (IDTs). The period of IDT fingers is as short as 1.6 $\mu$m so that the frequency of SAW is 3 GHz, which is…

Mesoscale and Nanoscale Physics · Physics 2019-01-23 R. Sasaki , Y. Nii , Y. Onose

We demonstrate using micromagnetic simulations that a nanomagnet array excited by Surface Acoustic Waves (SAWs) can work as a reservoir that can classify sine and square waves with high accuracy. To evaluate memory effect and computing…

Quantum technologies that rely on photonic qubits require a precise controllability of their properties. For this purpose hybrid approaches are particularly attractive because they offer a large flexibility to address different aspects of…

The interaction between surface acoustic waves (SAWs) and spin waves (SWs) in a piezoelectric-magnetic thin film heterostructure yields potential for the realization of novel microwave devices and applications in magnonics. In the present…

Materials Science · Physics 2024-06-12 M. Küß , F. Porrati , A. Hörner , M. Weiler , M. Albrecht , M. Huth , A. Wixforth

Surface acoustic waves in two-dimensional phononic crystals consisting of a square array of shallow, two to three micron deep cylindrical void inclusions are studied computationally via the finite element method. For the [110] propagation…

Applied Physics · Physics 2019-07-24 Edward Muzar , James A. H. Stotz

We numerically study the acoustic parametric amplification of spin waves using surface acoustic waves (SAW) in a magnetic thin film. First, we illustrate how the process of parametric spin-wave generation using short-waved SAWs with a fixed…

Applied Physics · Physics 2023-02-22 M. Mohseni , A. Hamadeh , M. Geilen , P. Pirro

The experimental investigation of quantum devices incorporating mechanical resonators has opened up new frontiers in the study of quantum mechanics at a macroscopic level$^{1,2}$. Superconducting microwave circuits have proven to be a…

Quantum Physics · Physics 2017-10-19 R. Manenti , A. F. Kockum , A. Patterson , T. Behrle , J. Rahamim , G. Tancredi , F. Nori , P. J. Leek

When a surface acoustic wave propagates on the surface of a GaAs semiconductor, coupling between electrons in the two-dimensional electron gas beneath the interface and the elastic host crystal through piezoelectric interaction will…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 Shi-Jie Yang , Hu Zhao , Yue Yu

We study the coupling mechanism of surface acoustic waves (SAW) with spin waves (SW) using micromagnetic analysis. The SAW magnetoacoustic excitation field is fully implemented, i.e., all strain and lattice-rotation terms are included. A…

Mesoscale and Nanoscale Physics · Physics 2026-04-08 Florian Millo , Pauline Rovillain , Massimiliano Marangolo , Daniel Stoeffler

Surface acoustic wave (SAW) propagation is a powerful method to investigate 2D electron systems. We show how SAW observables are influenced by coupling to the 2D massless Dirac electrons of graphene and argue that Landau oscillations can be…

Mesoscale and Nanoscale Physics · Physics 2010-01-12 Peter Thalmeier , Balázs Dóra , Klaus Ziegler

Surface acoustic waves (SAWs) are a powerful tool for controlling a wide range of quantum systems, particularly quantum dots (QDs) via their oscillating strain fields. The resulting energy modulation of these single photon sources can be…

Mesoscale and Nanoscale Physics · Physics 2024-07-18 Thomas Descamps , Tanguy Schetelat , Jun Gao , Philip J. Poole , Dan Dalacu , Ali W. Elshaari , Val Zwiller

We investigate the modulation of optical phonons in semiconductor crystal by surface acoustic wave (SAW) propagating on the crystal surface. The SAW fields induce changes on the order of 10\textsuperscript{-3} in the average Raman…

Mesoscale and Nanoscale Physics · Physics 2016-06-08 F. Iikawa , A. Hernández-Mínguez , M. Ramsteiner , P. V. Santos

Phonons at gigahertz frequencies interact with electrons, photons, and atomic systems in solids, and therefore have extensive applications in signal processing, sensing, and quantum technologies. Surface acoustic wave (SAW) resonators that…

We demonstrate the interaction between surface acoustic waves and Dirac electrons in monolayer graphene at low temperatures and high magnetic fields. A metallic interdigitated transducer launches surface waves that propagate through a…

Mesoscale and Nanoscale Physics · Physics 2020-04-22 Pai Zhao , Lars Tiemann , Hoc Khiem Trieu , Robert H. Blick

This article reviews the main theoretical and experimental advances regarding the interaction between surface acoustic waves (SAWs) and electronic excitations in graphene. The coupling of the graphene electron gas to the SAW piezoelectric…

Mesoscale and Nanoscale Physics · Physics 2019-02-26 A. Hernández-Mínguez , Y. -T. Liou , P. V. Santos

Surface acoustic waves (SAW) and associated SAW devices are ideal for sensing, metrology, and connecting and controlling hybrid quantum devices. While the advances demonstrated to date are largely based on electromechanical coupling, a…

The quantum excitations of macroscopic surface acoustic waves (SAWs) have been tailored to control, communicate and transduce stationary and flying quantum states. However, the limited lifetime of this hybrid quantum systems remains…

Quantum Physics · Physics 2023-07-26 Wenbing Jiang , Junfeng Chen , Xiaoyu Liu , Zhengqi Niu , Kuang Liu , Wei Peng , Zhen Wang , Zhi-Rong Lin

Established techniques for characterizing a layer on a substrate system via surface acoustic wave (SAW) dispersion measurement are often slow due to the need for scanning excitation or detection positions. We present a method for…

Surface acoustic wave (SAW) based sensors for applications to gaseous environments have been widely investigated since the last 1970s. More recently, the SAW-based sensors focus has shifted towards liquid-phase sensing applications: the SAW…

Applied Physics · Physics 2019-01-11 C. Caliendo , M. Hamidullah

We report evidence of the magnetization reversal in nanoparticles by surface acoustic waves (SAWs). The experimental system consists of isolated magnetite nanoparticles dispersed on a piezoelectric substrate. Magnetic relaxation from a…

Mesoscale and Nanoscale Physics · Physics 2017-08-02 J. Tejada , E. M. Chudnovsky , R. Zarzuela , N. Statuto , J. Calvo-de la Rosa , P. V. Santos , A. Hernandez-Minguez