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Related papers: Strong-coupling magnetophononics: Self-blocking, p…

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Magnetophononics, the modulation of magnetic interactions by driven 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. We…

Strongly Correlated Electrons · Physics 2023-05-17 M. Yarmohammadi , M. Krebs , G. S. Uhrig , B. Normand

One route to the control of quantum magnetism at ultrafast timescales is magnetophononics, the modulation of magnetic interactions by coherently driven lattice excitations. Theoretical studies of a gapped quantum magnet subject to…

Strongly Correlated Electrons · Physics 2026-02-04 B. Demazure , M. Krebs , G. S. Uhrig , B. Normand

Using a combination of first-principles and magnetization-dynamics calculations, we study the effect of the intense optical excitation of phonons on the magnetic behavior in insulating magnetic materials. Taking the prototypical…

Strongly Correlated Electrons · Physics 2018-06-13 M. Fechner , A. Sukhov , L. Chotorlishvili , C. Kenel , J. Berakdar , N. A. Spaldin

Understanding spin-lattice interactions in antiferromagnets is one of the most fundamental issues at the core of the recently emerging and booming fields of antiferromagnetic spintronics and magnonics. Recently, coherent nonlinear…

The interaction between lattice and spins is at the heart of an extremely intriguing ultrafast dynamics in magnetic materials. In this work we formulate a general non-equilibrium theory that disentangles the complex interplay between them…

Materials Science · Physics 2019-07-31 Pablo Maldonado , Yaroslav O. Kvashnin

Coherent manipulation of magnetism through the lattice provides unprecedented opportunities for controlling spintronic functionalities on the ultrafast timescale. Such nonthermal control conventionally involves nonlinear excitation of…

We investigate ultrafast demagnetization due to electron-phonon interaction in a model band-ferromagnet. We show that the microscopic mechanism behind the spin dynamics due to electron-phonon interaction is the interplay of scattering and…

Materials Science · Physics 2017-10-25 Kai Leckron , Svenja Vollmar , Hans Christian Schneider

Exploring ultrafast magnetization control in two-dimensional (2D) magnets through optically driven coherent phonons has been well-established. Yet, the microscopic interplay between spin dynamics and lattice degrees of freedom remains less…

Computational Physics · Physics 2024-03-25 Zhaobo Zhou , Min Li , Thomas Frauenheim , Junjie He

We theoretically study the electromagnetic wave radiation of magnons driven by acoustic phonons in systems with strong magnon-phonon interaction. We evaluate the field dependence of radiation intensity spectra which exhibits the avoided…

Mesoscale and Nanoscale Physics · Physics 2022-06-10 Yahui Ji , Chenye Zhang , Tianxiang Nan

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

The ultrafast switching of magnetization in multiferroic materials by a femtosecond laser could provide various advantages in photonics and magnonics. An efficient approach to control the light matter interaction is the modulation of…

To gain control over magnetic order on ultrafast time scales, a fundamental understanding of the way electron spins interact with the surrounding crystal lattice is required. However, measurement and analysis even of basic collective…

Exciting atomic oscillations with light is a powerful technique to control the electronic properties of materials, leading to remarkable phenomena such as light-induced superconductivity and ultrafast insulator to metal transitions. Here we…

Strongly Correlated Electrons · Physics 2021-05-13 D. Afanasiev , J. R. Hortensius , B. A. Ivanov , A. Sasani , E. Bousquet , Y. M. Blanter , R. V. Mikhaylovskiy , A. V. Kimel , A. D. Caviglia

We propose how to achieve strong phonon blockade (PB) in a hybrid spin-mechanical system in the weak-coupling regime. We demonstrate the implementation of magnetically-induced two-phonon interactions between a mechanical cantilever…

Quantum Physics · Physics 2021-12-17 Yan Wang , Jin-Lei Wu , Jin-Xuan Han , Yan Xia , Yong-Yuan Jiang , Jie Song

Hybrid spin-mechanical setups offer a versatile platform for quantum science and technology, but improving the spin-phonon as well as the spin-spin couplings of such systems remains a crucial challenge. Here, we propose and analyze an…

Quantum Physics · Physics 2020-10-14 Peng-Bo Li , Yuan Zhou , Wei-Bo Gao , Franco Nori

The interaction between magnetic and acoustic excitations have recently inspired many interdisciplinary studies ranging from fundamental physics to circuit implementation. Specifically, the exploration of their coherent interconversion…

Mesoscale and Nanoscale Physics · Physics 2024-06-12 Yi Li , Chenbo Zhao , Wei Zhang , Axel Hoffmann , Valentyn Novosad

The critical step for future quantum industry demands realization of efficient information exchange between different-platform hybrid systems, including photonic and magnonic systems, that can harvest advantages of distinct platforms. The…

The main obstacle to coherent control of two-level quantum systems is their coupling to an uncontrolled environment. For electron spins in III-V quantum dots, the random environment is mostly given by the nuclear spins in the quantum dot…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 I. T. Vink , K. C. Nowack , F. H. L. Koppens , J. Danon , Yu. V. Nazarov , L. M. K. Vandersypen

In the field of femtomagnetism magnetic matter is controlled by ultrafast laser pulses; here we show that coupling phonon excitations of the nuclei to spin and charge leads to femto-phono-magnetism, a powerful route to control magnetic…

Materials Science · Physics 2022-03-29 S. Sharma , S. Shallcross , P. Elliott , J. K. Dewhurst

Topological boundary modes, a hallmark of quantum topological phases, remarkably occur in classical mechanical systems through an interesting correspondence with the quantum case. Here, we explore the Maxwell lattice frustrated Mott…

Strongly Correlated Electrons · Physics 2026-02-25 Hong-Hao Song , Pengwei Zhao , Gang v. Chen
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