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Related papers: Spin waves in coupled YIG/Co heterostructures

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Spin-wave propagation in an assembly of microfabricated 20 nm thick, 2.5 {\mu}m wide Yttrium Iron Garnet (YIG) waveguides is studied using propagating spin-wave spectroscopy (PSWS) and phase resolved micro-focused Brillouin Light Scattering…

Mesoscale and Nanoscale Physics · Physics 2017-04-05 M. Collet , O. Gladii , M. Evelt , V. Bessonov , L. Soumah , P. Bortolotti , S. O Demokritov , Y. Henry , V. Cros , M. Bailleul , V. E. Demidov , A. Anane

We report the observation of strong coupling between the exchange-coupled spins in gallium-doped yttrium iron garnet and a superconducting coplanar microwave resonator made from Nb. The measured coupling rate of 450 MHz is proportional to…

We report ferromagnetic resonance in the normal configuration of an electrically insulating magnetic bilayer consisting of two yttrium iron garnet (YIG) films epitaxially grown on both sides of a 0.5-mm-thick nonmagnetic gadolinium gallium…

We formulate a strong-coupling theory for perpendicular standing spin waves (PSSWs) in ferromagnetic bilayers with the interlayer exchange coupling (IEC). Employing the Hoffmann boundary condition and the energy-flow continuity across the…

Mesoscale and Nanoscale Physics · Physics 2021-03-16 Zhizhi Zhang , Huanhuan Yang , Zhenyu Wang , Yunshan Cao , Peng Yan

Spin-wave active ring resonators (SWARRs) based on yttrium iron garnet (YIG) films exhibit rich nonlinear dynamics that make them promising platforms for physical reservoir computing. We present systematic and experimentally simple methods…

Applied Physics · Physics 2026-04-08 Anirban Mukhopadhyay , Kaustubh Narayan , Anil Prabhakar

Spin waves are investigated in Yttrium Iron Garnet (YIG) waveguides with a thickness of 39 nm and widths ranging down to 50 nm, i.e., with aspect ratios thickness over width approaching unity, using Brillouin Light Scattering spectroscopy.…

Mesoscale and Nanoscale Physics · Physics 2019-06-26 Q. Wang , B. Heinz , R. Verba , M. Kewenig , P. Pirro , M. Schneider , T. Meyer , B. Lägel , C. Dubs , T. Brächer , A. V. Chumak

We develop a self-consistent theory for current-induced spin wave excitations in normal metal-magnetic insulator bilayer systems, thereby establishing the relation between spin wave excitation and the experimentally controlled parameters.…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Yan Zhou , Hu-jun Jiao , Yan-ting Chen , Gerrit E. W. Bauer , Jiang Xiao

We present a theory of the spin Hall magnetoresistance (SMR) in multilayers made from an insulating ferromagnet F, such as yttrium iron garnet (YIG), and a normal metal N with spin-orbit interactions, such as platinum (Pt). The SMR is…

We study the propagation of plane waves in an unbounded body of a saturated ferromagnetoelastic solid. The equations by Tiersten for small fields superposed on finite initial fields in a saturated ferromagnetoelastic material are employed,…

Applied Physics · Physics 2023-07-19 Qingguo Xia , Jianke Du , Jiashi Yang

We report on the design, fabrication, and characterization of compact tunable yttrium iron garnet (YIG) based RF resonators based on $\mu$m-sized spin-wave cavities. Inductive antennas with both ladder and meander configurations were used…

A systematic study of the coupling at room temperature between ferromagnetic resonance (FMR) and a planar resonator is presented. The chosen magnetic material is a ferrimagnetic insulator (Yttrium Iron Garnet: YIG) which is positioned on…

Materials Science · Physics 2016-11-28 Vincent Castel , Alexandre Manchec , Jamal Ben Youssef

The nitrogen-vacancy (NV) center in diamond has been extensively studied in recent years for its remarkable quantum coherence properties that make it an ideal candidate for room temperature quantum computing and quantum sensing schemes.…

The magnetisation dynamics of yttrium iron garnet (Y3Fe5O12, YIG) are key to the operation of spintronic and microwave devices. Here, we report a pathway to manipulate the frequency, damping and absorption of YIG thin films via interface…

We report the observation of spin Hall magnetoresistance (SMR) in prototypical bilayers of ferrimagnetic yttrium iron garnet (YIG) and platinum in the frequency range from 0 THz to as high as 1.5 THz. The effect exhibits a strong low-pass…

In search of two level quantum systems that implement a qubit, the nitrogen-vacancy (NV) center in diamond has been intensively studied for years. Despite favorable properties such as remarkable defect spin coherence times, the…

Mesoscale and Nanoscale Physics · Physics 2019-05-15 Clara Mühlherr , V. O. Shkolnikov , Guido Burkard

Nano resonators in which mechanical vibrations and spin waves can be coupled are an intriguing concept that can be used in quantum information processing to transfer information between different states of excitation. Until now, the…

Mesoscale and Nanoscale Physics · Physics 2019-11-20 F. Heyroth , C. Hauser , P. Trempler , P. Geyer , F. Syrowatka , R. Dreyer , S. G. Ebbinghaus , G. Woltersdorf , G. Schmidt

Ferromagnetic resonance modes in a single rectangular Ni$_{80}$Fe$_{20}$ microstrip were directly imaged using time-resolved scanning transmission x-ray microscopy combined with a phase-locked ferromagnetic resonance excitation scheme and…

This paper presents the frequency dependence of the spin current emission in a hybrid ferrimagnetic insulator/normal metal system. The system is based on a ferrimagnetic insulating thin film of Yttrium Iron Garnet (YIG, 200 nm) grown by…

Materials Science · Physics 2015-06-05 Vincent Castel , Jamal Ben Youssef , Nynke Vlietstra , Bart van Wees

We investigate the structural and electronic origin of antiferromagnetic (AFM) coupling in the Yttrium iron garnet (YIG) and permalloy (Py) bilayer system at the atomic level. Ferromagnetic Resonance (FMR) reveal unique hybrid modes in…

We describe synthesis of submicron Y3Fe5O12 (YIG) films sputtered on GaAs-based substrates and present results of the investigation of ferromagnetic resonance (FMR), spin wave propagation and interaction between spin excitations and 2D…

Mesoscale and Nanoscale Physics · Physics 2018-08-29 L. V. Lutsev , A. I. Stognij , N. N. Novitskii , V. E. Bursian , A. Maziewski , R. Gieniusz