Magnon polarons in the spin seebeck effect
Web8 jul. 2016 · Sharp structures in magnetic field-dependent spin Seebeck effect (SSE) voltages of Pt/Y Fe O (YIG) at low temperatures are attributed to the magnon-phonon … Web11 mrt. 2024 · ABSTRACT The formation of magnon polarons, quanta of magnetoelastic waves, was found to be able to stimulate an enhancement or suppression in the magnetic field dependence of the spin Seebeck effect when the dispersion curve of the magnon becomes tangential to those of acoustic phonons.
Magnon polarons in the spin seebeck effect
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WebSharp structures in the magnetic field-dependent spin Seebeck effect (SSE) voltages of Pt /Y 3 Fe 5 O 12 at low temperatures are attributed to the magnon-phonon interaction. … Web1 jan. 2024 · Magnetoelastic interactions mix the magnons with phonons to create hybrid magnon polarons in reciprocal space that are beyond the scope of micromagnetics. ... Magnon spin-current theory for the longitudinal spin-Seebeck effect. Phys. Rev. B, 89 (2014), Article 014416, 10.1103/PhysRevB.89.014416. View in Scopus Google Scholar [5]
Web13 jan. 2024 · The SPE peaks coincide with magnetic fields tuned to the threshold of magnon-polaron formation, consistent with the previous observation in the spin Seebeck … WebSpin Seebeck effect 4 4.1. Brief summary of the spin Seebeck effect 4 4.2. Experimental details of the spin Seebeck effect 5 5. Linear-response theory of the spin Seebeck effect 5 5.1. Local picture of thermal spin injection by magnons 5 5.2. Linear-response approach to the magnon-driven spin Seebeck effect 7 5.3. Length scale associated with ...
Web14 jun. 2010 · Abstract The spin Seebeck effect is a spin-motive force generated by a temperature gradient in a ferromagnet that can be detected via normal metal contacts … WebINIS Repository Search provides online access to one of the world's largest collections on the peaceful uses of nuclear science and technology. The International Nuclear Information System is operated by the IAEA in collaboration with over 150 members.
Web28 dec. 2024 · We have investigated hybridized magnon-phonon excitation (magnon polarons) in spin Seebeck effects (SSEs) in BixY3−xFe5O12 (BixY3−xIG; x=0, 0.5, and …
WebSharp structures in the magnetic field-dependent spin Seebeck effect (SSE) voltages of Pt/Y3Fe5O12 at low temperatures are attributed to the magnon-phonon interaction. Experimental results are well reproduced by a Boltzmann theory that includes magnetoelastic coupling. order in characteristics of lifeWeb31 dec. 2024 · The spin Seebeck effect (SSE) signal of magnon polarons in bulk-Y_{3}Fe_{5}O_{12} (YIG)/Pt heterostructures is found to drastically change as a … ireland 00353Web14 mrt. 2024 · Magnon polarons, a type of hybridized excitations between magnons and phonons, were first reported in yttrium iron garnet as anomalies in the spin Seebeck … ireland 038 codeWeb14 nov. 2024 · The spin Seebeck effect ... Kikkawa, T. et al. Magnon polarons in the spin Seebeck effect. Phys. Rev. Lett. 117, 207203 (2016). Article ADS PubMed CAS Google Scholar ... ireland - trinity college dublinWeb11 mrt. 2024 · The manifestation of magnon–polaron-induced anomaly on the longitudinal spin Seebeck coefficient was also calculated directly from which a triple-peak feature, … order in clauseWeb13 apr. 2024 · Download Citation Oxygen nonstoichiometry and magnetic properties of doped manganites La0.7Sr0.3Mn0.95Fe0.05O3-δ In this work, solid solutions of La 0.7 Sr 0.3 Mn 0.9 5Fe 0.05 O 3-δ with ... ireland 038Web11 nov. 2016 · Sharp structures in the magnetic field-dependent spin Seebeck effect (SSE) voltages of Pt/Y_{3}Fe_{5}O_{12} at low temperatures are attributed to the … ireland 0 wales 1