Linear spin wave

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August undefined, 2024

NettetA talk on the linear wave theory based on potential flow. the most important issue is to obtain the wave velocity potential function from solving the 2D flow... Nettet11. mai 2024 · Fig. 4: Inverse-design nonlinear magnonic switch. a – c The normalized spin-wave amplitude distribution for excitation fields ( a) b = 0.5 mT, ( b) b = 1.2 mT, and ( c) b = 2.0 mT. One can ...

$\\mathrm{SU}(N)$ spin-wave theory: Application to spin-orbital Mott ...

Nettet14. apr. 2024 · Charge and spin density waves are typical symmetry broken states of quasi one-dimensional electronic systems. They demonstrate such common features of all incommensurate electronic crystals as a spectacular non-linear conduction by means of the collective sliding and susceptibility to the electric field. These phenomena ultimately … Nettet12. okt. 1981 · FADDEEV and L.A. TAKHTAJAN Leningrad Branch of the Steklov Mathematical Institute, Leningrad, USSR Received 15 July 1981 We argue that the … how many people live on mont saint michel

Spin excitation spectra of the two-dimensional $S=\\frac{1}{2 ...

Nettet7. feb. 2024 · The linear spin wave results of the 2 × 3 checkerboard model with g = 0.5 are shown in (a) and (c), and the results of 2 × 4 with g = 0.47 are shown in (b) and (d). … Nettet16. sep. 2015 · Giant nonlinear self-phase modulation of large-amplitude spin waves in microscopic YIG waveguides H. Merbouche B. Divinskiy V. E. Demidov Scientific Reports (2024) A magnonic directional... Nettetessential. Linear spin wave theory combined with neutron and high-resolution resonant inelastic X-ray scattering10 provide a powerful toolset to under-stand … how can we help those in poverty

Thermal Entanglement in the Quantum XXZ Model in Triangular

Magnetic solitons due to interfacial chiral interactions

Nettet3. aug. 2024 · Since magnonics takes advantage of not only the amplitude of spin waves but also their phase, tunable phase shifters are key elements for the implementation of magnonic circuits. Therefore, one of the major challenges in nano-magnonics is to find a physical mechanism to manipulate the spin-wave phase practically in simple and … Nettet13. feb. 2024 · The aim of this paper is to study quantum entanglement in the anisotropic frustrated Heisenberg model in the triangular and honeycomb lattices, respectively, … how many people live on neptune how many people live on our planet

"NettetMagnetism in solid state physics. Atomic Magnetism. Single ion anisotropy. Dipole-dipole interaction. Spin-orbit coupling (SOC) Inelastic neutron scattering. Magnetic scattering. … " - Linear spin wave

Linear spin wave

Nettet25. feb. 2014 · Linear spin wave theory provides the leading term in the calculation of the excitation spectra of long-range ordered magnetic systems as a function of $1/\sqrt {S}$. This term is acquired using... Nettet8. des. 2024 · We show that the behavior of spin waves transitions from linear to nonlinear interference at high intensities and that its computational power greatly …

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Nettet29. apr. 2015 · Linear spin wave theory provides the leading term in the calculation of the excitation spectra of long-range ordered magnetic systems as a function of … Nettet1. jun. 1999 · In Section 3, we develop the linear spin-wave theory on this system. In Section 4, results are given on both one and two dimensional systems. Section 5 is devoted to the conclusion. 2. The model and its symmetries (hypercubic lattice) 2.1. Model Consider a d -dimensional hypercubic lattice, with lattice sites labelled as n= ∑ μ=1 d n …

http://spinw.readthedocs.io/en/latest/intro.html Nettet29. apr. 2015 · Linear spin wave theory for single-Q incommensurate magnetic structures J Phys Condens Matter. 2015 Apr 29;27 (16):166002. doi: 10.1088/0953-8984/27/16/166002. Epub 2015 Mar 30. Authors S Toth 1 , B Lake Affiliation 1 Laboratory for Neutron Scattering, Paul Scherrer Institut (PSI), CH-5232 Villigen, Switzerland.

Nettet8. mai 2024 · To implement the application, we introduce an efficient general local mean-field method, which involves all local fluctuations, and develop the SU(N) linear spin-wave theory. Our approach is tested firstly by calculating the multipolar spin-wave spectra of the SU(4) antiferromagnetic model. Then, we apply it to spin-orbital Mott insulators. Nettet23. aug. 2024 · A possible application of our results is that externally stabilized non-linear spin waves are integrated into magnon-based devices, e.g., as phase-locked large …

NettetSpin wave theory and Holstein-Primakoff transformation - YouTube Skip navigation Sign in 0:00 / 59:01 Spin wave theory and Holstein-Primakoff transformation 1,504 views Feb 15, 2024 Quantum...

Nettet20. des. 1986 · Spin Pumping by Higher-Order Dipole-Exchange Spin-Wave Modes; Two-dimensional dispersion of magnetostatic volume spin waves; Spin wave propagation in ferromagnetic wires with an arbitrary field direction; The effect of lattice structure on dipole–exchange spin waves in ultrathin ferromagnetic films; The 2024 Magnonics … how can we help to protect galapagos penguinNettet9. mar. 2024 · One area where spin waves may have a potential impact is with logic gates, a cornerstone of modern electronics. Like the name implies, they act like the logical … how can we help tsunami victimsNettet2.4 Wave Propagation in Heterogeneous Media. The propagation of acoustic waves in the subsurface is the key element in seismic imaging. We can model this propagation in … how can we help turtles