Incommensurate spin density wave
WebThe spin-density-wave (SDW) state in thin chromium films is well known to be strongly affected by proximity effects from neighboring layers. To date the main attention has been given to effects arising from exchange interactions at interfaces. In the present work we report on combined neutron and synchrotron scattering studies of proximity effects in … WebFeb 11, 2013 · Spin states with long-range incommensurate magnetic order may be stabilized by itinerant electrons through two distinct mechanisms. If the Fermi surface …
Incommensurate spin density wave
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WebMar 18, 2024 · Non-monotonic behavior of both ρ and V LSSE with film thickness suggests that spin-to-charge conversion in evaporated Cr, which we expect has a different strain state than previously investigated sputtered films, could be modified by spin density wave antiferromagnetism in Cr. WebFeb 18, 2016 · The inverse of the spin-density and superconductivity correlation functions normalized to their value at ω 0 = 0.1 is shown in Fig. 2 for various values of α. The …
WebAug 4, 2024 · AMn6Bi5 materials (A = Na, K, Rb and Cs) consisting of unique Mn-cluster chains emerge as a new family of superconductors with the suppression of their antiferromagnetic (AFM) order under high pressures. Here, we report transverse incommensurate spin density waves (SDWs) for the Mn atoms with a propagating … Spin-density wave (SDW) and charge-density wave (CDW) are names for two similar low-energy ordered states of solids. Both these states occur at low temperature in anisotropic, low-dimensional materials or in metals that have high densities of states at the Fermi level . Other low-temperature ground states that occur in such materials are superconductivity, ferromagnetism and antiferr…
WebAn account is given of the main steps that led the research group in Rome, to which the author belongs, to the formulation of the charge-density-wave scenario for high- T c superconducting cuprates. The early finding of the generic tendency of strongly correlated electron systems with short range interactions to undergo electron phase separation was … WebApr 14, 2024 · Charge and spin density waves are typical symmetry broken states of quasi one-dimensional electronic systems. They demonstrate such common features of all …
WebThis article is published in Physical Review B.The article was published on 2005-01-12. It has received 7 citation(s) till now. The article focuses on the topic(s): Chromium & Transition metal.
WebFeb 11, 2013 · Spin states with long-range incommensurate magnetic order may be stabilized by itinerant electrons through two distinct mechanisms. If the Fermi surface has well-nested regions, the itinerant electrons themselves typically become unstable toward the formation of a spin-density wave (SDW) ().A prominent example of this class of materials … impots sylviaWebApr 4, 2024 · In particular, a spin density wave (SDW) is present in La cuprates that is absent in YBCO and Bi cuprates, ... W. L. McMillan, Theory of discommensurations and the … lithal petilonWebApr 14, 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 … impots strasbourg mailWebJan 21, 2024 · Spin density waves are a spatial modulation of the spin, and can be either commensurate or incommensurate with the crystal lattice. Here, Hu et al. use spin-polarised scanning tunnelling ... We would like to show you a description here but the site won’t allow us. lithalsasWebJan 21, 2024 · In itinerant magnetic systems, a spin density wave (SDW) state can be induced by Fermi surface nesting and electron-electron interaction. It may intertwine with … lit hamac chatWebSpin-density-wave (SDW) order, in which the modula-tion wave vector of the SDW is incommensurate with the underlying lattice, is one of the most fascinating ordered states found in nature. Incommensurate magnetism occurs in both metallic and insulating phases and on both frus-trated and unfrustrated lattices. In general, incommensu- impots st loWebDec 31, 2014 · It was reported that the incommensurate diagonal spin-density-wave order (ID-SDW) with the wave vectors forms in the deeply underdoped region [14–19]. As the doping density increases, the spin modulation along the parallel direction with the incommensurate wave vectors and was observed, accompanied by the appearance of the … impot ste agathe des monts