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Related papers: Magnetization dynamics affected by phonon pumping

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We predict a possible phonon softening instability in strongly correlated coupled semiconductor bilayer systems. By studying the plasmon-phonon coupling in coupled bilayer structures, we find that the renormalized acoustic phonon frequency…

Strongly Correlated Electrons · Physics 2009-10-31 E. H. Hwang , S. Das Sarma

Inelastic neutron scattering has been used to study the magneto-elastic excitations in the multiferroic manganite hexagonal YMnO$_3$. An avoided crossing is found between magnon and phonon modes close to the Brillouin zone boundary in the…

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

We perform thermodynamic and inelastic neutron scattering (INS) measurements to study the lattice dynamics (phonons) of a cubic collinear antiferromagnet Cu$_3$TeO$_6$ which hosts topological spin excitations (magnons). While the specific…

Magnetophononics, the modulation of magnetic interactions by driving infrared-active lattice excitations, is emerging as a key mechanism for the ultrafast dynamical control of both semiclassical and quantum spin systems by coherent light.…

Strongly Correlated Electrons · Physics 2023-05-15 M. Yarmohammadi , M. Krebs , G. S. Uhrig , B. Normand

The influence of electron-phonon interaction on magnetotransport in two-dimensional electron systems under microwave irradiation is studied theoretically. Apart from the phonon-induced resistance oscillations which exist in the absence of…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 O. E. Raichev

We study electron-acoustic phonon scattering and electron relaxation in quantum rings in the absence and in the presence of external magnetic fields. Electron-phonon interaction is accounted for both the deformation potential and…

Other Condensed Matter · Physics 2007-05-23 G. Piacente , G. Q. Hai

We demonstrate a spin to charge current conversion via magnon-phonon coupling and inverse Edelstein effect on the hybrid device Ni/Cu(Ag)/Bi$_{2}$O$_{3}$. The generation of spin current ($J_{s}\approx 10^{8}A/m^{2}$) due to magnon - phonon…

Mesoscale and Nanoscale Physics · Physics 2018-05-22 Mingran Xu , Jorge Puebla , Florent Auvray , Bivas Rana , Kouta Kondou , Yoshichika Otani

We examine the far-field optical response, under-plane wave excitation in the presence of a static magnetic field, of core-shell nanoparticles involving a gyroelectric component, either as the inner or the outer layer, through analytic…

Mesoscale and Nanoscale Physics · Physics 2020-11-13 P. Elli Stamatopoulou , Vassilios Yannopapas , N. Asger Mortensen , Christos Tserkezis

Ferromagnetic metals and insulators are widely used for generation, control and detection of magnon spin signals. Most magnonic structures are based primarily on either magnetic insulators or ferromagnetic metals, while heterostructures…

In order to study the magnetic excitation behaviors in colossal magnetoresistance manganites, a magnon-phonon interacting system is investigated. Sudden broadening of magnon linewidth is obtained when a magnon branch crosses over an optical…

Strongly Correlated Electrons · Physics 2009-10-31 Nobuo Furukawa

Mode fluctuations with a long lifetime are essential for quantum information and logic operations in magnonic devices. We probe the broadband nonlinear magnetization dynamics of a high-quality ferromagnet under a strong microwave drive…

Mesoscale and Nanoscale Physics · Physics 2026-03-16 Qian-Nan Huang , Zhiping Xue , Tao Yu

Graphene has an extremely high carrier mobility partly due to its planar mirror symmetry inhibiting scattering by the highly occupied acoustic flexural phonons. Electrostatic gating of a graphene device can break the planar mirror symmetry…

Mesoscale and Nanoscale Physics · Physics 2017-02-01 Tue Gunst , Kristen Kaasbjerg , Mads Brandbyge

The resonant coupling of phonons and magnons is important for the interconversion of phononic and spin degrees of freedom. We studied the phonon transmission in LiNbO3 manipulated by the dynamic magnetization in a Ni thin film. It was…

The lattice dynamics of low-frequency rigid-plane modes in metallic (graphene multilayers, GML) and in insulating (hexagonal boron-nitride multilayers, BNML) layered crystals is investigated. The frequencies of shearing and compression…

Materials Science · Physics 2012-08-17 K. H. Michel , B. Verberck

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

Emergent excitation continua in frustrated magnets are a fingerprint of fractionalization, characteristic of quantum spin-liquid states. Recent evidence from Raman scattering for a coupling between such continua and lattice degrees of…

Strongly Correlated Electrons · Physics 2021-03-19 A. Metavitsiadis , W. Natori , J. Knolle , W. Brenig

The resonant enhancement of mechanical and optical interaction in optomechanical cavities enables their use as extremely sensitive displacement and force detectors. In this work we demonstrate a hybrid magnetometer that exploits the…

A phase conjugate mirror utilising four-wave mixing in a magnetic system is experimentally realised for the first time. Indirect evidence of continuous-wave phase conjugation has been observed experimentally and is supported by simulations.…

Mesoscale and Nanoscale Physics · Physics 2019-03-04 Alistair Inglis , Calvin J Tock , John F Gregg

We study polarons in the one-dimensional Bond-Peierls electron-phonon model, in which phonons on bonds of a lattice modulate the hopping of electrons between lattice sites, and contrast the results to those known for the Breathing-Mode…

Strongly Correlated Electrons · Physics 2021-11-24 Matthew R. Carbone , Andrew J. Millis , David R. Reichman , John Sous
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