English
Related papers

Related papers: Phonon Transport Controlled by Ferromagnetic Reson…

200 papers

Nonlinear phononics relies on the resonant optical excitation of infrared-active lattice vibrations to coherently induce targeted structural deformations in solids. This form of dynamical crystal-structure design has been applied to control…

Applied Physics · Physics 2021-05-19 Meredith Henstridge , Michael Först , Edward Rowe , Michael Fechner , Andrea Cavalleri

Traditional theories of interfacial heat transfer by atomic vibrations, also known as phonons, do not explain how vibrational mode interactions contribute to interface conductance. Traditional methods also use the concept of phonons as…

Materials Science · Physics 2021-01-26 Andrew Rohskopf

We theoretically study magnon-phonon hybrid excitations in a square lattice ferromagnet subjected to a magnetic field by varying the field direction. The bulk bands of hybrid excitations, which are referred to as magnon-polarons, are…

Strongly Correlated Electrons · Physics 2020-03-18 Pengtao Shen , Se Kwon Kim

Recent experimental studies have demonstrated the possibility of utilizing strong terahertz pulses to manipulate individual ferroic orders on pico- and femtosecond timescales. Here, we extend these findings and showcase the simultaneous…

Strongly Correlated Electrons · Physics 2025-02-25 Daniel A. Bustamante Lopez , Dominik M. Juraschek , Michael Fechner , Xianghan Xu , Sang-Wook Cheong , Wanzheng Hu

The magnetic exchange bias between epitaxial thin films of the multiferroic (antiferromagnetic and ferroelectric) hexagonal YMnO3 oxide and a soft ferromagnetic (FM) layer is used to couple the magnetic response of the ferromagnetic layer…

Strongly Correlated Electrons · Physics 2009-11-11 V. Laukhin , V. Skumryev , X. Marti , D. Hrabovsky , F. Sanchez , M. V. Garcia-Cuenca , C. Ferrater , M. Varela , U. Luders , J. F. Bobo , J. Fontcuberta

Hexagonal HoMnO3, a two-dimensional Heisenberg antiferromagnet, has been studied via inelastic neutron scattering. A simple Heisenberg model with a single-ion anisotropy describes most features of the spin-wave dispersion curves. However,…

Strongly Correlated Electrons · Physics 2018-05-29 Taehun Kim , Jonathan C. Leiner , Kisoo Park , Joosung Oh , Hasung Sim , Kazuki Iida , Kazuya Kamazawa , Je-Geun Park

The recently developed hybrid magnonics provides new opportunities for advances in both the study of magnetism and the development of quantum information processing. However, engineering coherent quantum state transfer between magnons and…

Quantum Physics · Physics 2023-07-25 Yan Wang , Hui-Lai Zhang , Jin-Lei Wu , Jie Song , Kun Yang , Wei Qin , Hui Jing , Le-Man Kuang

Quantum conversion or interface is one of the most prominent protocols in quantum information processing and quantum state engineering. We propose a photon-phonon conversion protocol in a hybrid magnomechanical system comprising a microwave…

Quantum Physics · Physics 2021-04-14 Shi-fan Qi , Jun Jing

We determine the nature of coupled phonons and magnetic excitations in AlFeO3 using inelastic light scattering from 5 K to 315 K covering a spectral range from 100-2200 cm-1 and complementary first-principles density functional theory-based…

Strongly Correlated Electrons · Physics 2012-05-01 Pradeep Kumar , A. Bera , D. V. S. Muthu , S. N. Shirodkar , R. Saha , A. Shireen , A. Sundaresan , U. V. Waghmare , A. K. Sood , C. N. R. Rao

Photons and electrons transmit information to form complex systems and networks. Phonons on the other hand, the quanta of mechanical motion, are often considered only as carriers of thermal energy. Nonetheless, their flow can also be molded…

We investigate the influence of the spin-phonon coupling in the triangular antiferromagnet where the coupling is of the exchange-striction type. The magnon dispersion is shown to be modified significantly at wave vector (2pi,0) and its…

Strongly Correlated Electrons · Physics 2011-11-09 Jung Hoon Kim , Jung Hoon Han

Spin transport phenomena at strongly-correlated interfaces play central roles in fundamental physics as well as spintronic applications. To anatomize spin-transport carriers, we propose the detection of the spin current noise in interacting…

Quantum Gases · Physics 2024-03-20 Tingyu Zhang , Hiroyuki Tajima , Haozhao Liang

We present an extensive experimental and theoretical study of surface acoustic wave-driven ferromagnetic resonance. In a first modeling approach based on the Landau-Lifshitz-Gilbert equation, we derive expressions for the magnetization…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 L. Dreher , M. Weiler , M. Pernpeintner , H. Huebl , R. Gross , M. S. Brandt , S. T. B. Goennenwein

We realize resonant driving of the magnetization precession by monochromatic phonons in a thin ferromagnetic layer embedded into a phononic Fabry-Perot resonator. A femtosecond laser pulse excites resonant phonon modes of the structure in…

Mesoscale and Nanoscale Physics · Physics 2015-05-08 J. V. Jäger , A. V. Scherbakov , B. A. Glavin , A. S. Salasyuk , R. P. Campion , A. W. Rushforth , D. R. Yakovlev , A. V. Akimov , M. Bayer

We report magnetoresistance (MR) measurements on MgB2 and the corresponding full account from ab-initio calculations; we suggest that this combination can be a useful tool to probe electron- phonon coupling. We obtain good quantitative…

Magnetic resonance methods offer a unique chance for in-depth study of conductive organic material systems, not only accounts for number of charge carriers, but also allows manipulations of spin dynamics of particles. Here we present a…

Applied Physics · Physics 2024-04-01 Zichen Wang , Ilia Kulikov , Tarig Mustafa , Jan Behrends , Henning Sirringhaus

Spin transport of magnonic excitations in uniaxial insulating antiferromagnets (AFs) is investigated. In linear response to spin biasing and a temperature gradient, the spin transport properties of normal-metal--insulating…

Mesoscale and Nanoscale Physics · Physics 2020-02-05 Roberto E. Troncoso , Scott A. Bender , Arne Brataas , Rembert A. Duine

The emergence of magnetism in quantum materials creates a platform to realize spin-based applications in spintronics, magnetic memory, and quantum information science. A key to unlocking new functionalities in these materials is the…

On-chip cavity magnomechanics is an emerging field exploring acoustic and magnonic functionalities of various ferromagnetic materials and structures using strongly confined phonons. It is expected that such cavity magnomechanics can be…

Mesoscale and Nanoscale Physics · Physics 2023-10-25 Motoki Asano , Hiroki Matsumoto , Masamitsu Hayashi , Daiki Hatanaka

Harnessing the causal relationships between mechanical and magnetic properties of van der Waals materials presents a wealth of untapped opportunity for scientific and technological advancement, from precision sensing to novel memories. This…

‹ Prev 1 3 4 5 6 7 10 Next ›