Incommensurate spin density wave
WebFeb 10, 2024 · When the spin-stripe correlations are strong, they should manifest as incommensurate peaks in S(Q, 0) centered at (2π / a)(0.5 ± δs, 0.5), while the charge stripes should manifest as incommensurate peaks in N(Q, 0) centered at (2π / … WebAbsence of precursor incommensurate charge order in electronic nematic Ba 0.35 Sr 0.65 Ni 2 As 2 . Collini, John; Lee, Sangjun; Sun, Stella X.-L.; ...
Incommensurate spin density wave
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WebMar 27, 2024 · Incommensurate spin-density wave (ISDW) phases have long been known to be generated from paramagnetic (PM) metals either through a Fermi surface (FS) instability known as nesting or through the... WebSep 6, 2024 · A precursor CDW with a quasicommensurate wave vector emerges first at high temperature. This doping-independent precursor CDW correlation originates from the CDW phase mode coupled with a phonon and “seeds” the low-temperature CDW with a strongly doping-dependent wave vector.
WebFeb 17, 2014 · Incommensurate spin density wave as a signature of spin-orbit coupling Aaron Farrell, P.-K. Wu, Y.-J. Kao, T. Pereg-Barnea Close to half filling and in the limit of strong interactions the Hubbard model leads a spin Hamiltonian. In its original isotropic form this is the Heisenberg model with antiferromagnetic coupling . WebFeb 11, 2013 · Incommensurate density waves emerge in a wide variety of correlated electron systems. They are a common aspect in cuprate superconductors ( 1, 2 ), itinerant transition-metal magnets ( 3, 4 ), and rare-earth compounds ( 5 – 7 ), as well as low-dimensional charge-ordered materials ( 8, 9) and perovskite manganites ( 10, 11 ).
WebNov 21, 2003 · Incommensurate spin density waves in iron aluminides. Phys Rev Lett. 2003 Nov 21;91 (21):217201. doi: 10.1103/PhysRevLett.91.217201. Epub 2003 Nov 18. 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) .
WebOct 27, 2024 · Download PDF Abstract: Although the magnetic order is suppressed by a strong magnetic frustration, it is maintained but appears in complex order forms such as a cycloid or spin density wave in weakly frustrated systems. Herein, we report a weakly magnetic-frustrated two-dimensional van der Waals material CrPSe$_3$. Polycrystalline …
WebJan 21, 2024 · Real-space observation of incommensurate spin density wave and coexisting charge density wave on Cr (001) surface Real-space observation of incommensurate spin density wave and coexisting charge density wave on Cr (001) surface Nat Commun. 2024 Jan 21;13 (1):445. doi: 10.1038/s41467-022-28104-2. Authors dictionary in filipinoWebFeb 29, 2016 · The data reveal the presence of a longitudinal incommensurate spin-density wave (SDW) in the temperature range of T C < T < T N. The propagation vector q ∼ ( 0 , 0 , 0.148 ) is nearly temperature independent in this region and discontinuously locks into q = … dictionary infernalWebJul 1, 2024 · It displays a (~ 6.0 nm) long-period spin modulation in each (001) plane and an anti-phase behavior between adjacent planes, which are confirmed by changing the magnetization of the tip.... dictionary inferredWebMay 1, 2010 · @article{osti_982678, title = {Incommensurate spin-density wave and magnetic lock-in transition in CaFe{sub 4}As{sub 3}.}, author = {Manuel, P and Chapon, L C and Todorov, I S and Chung, D Y and Castellan, J -P and Rosenkranz, S and Osborn, R and Toledano, P and Kanatzidis, M G and Materials Science Division and Rutherford Appleton … dictionary inferenceWebApr 19, 2010 · The spectral shapes in the so-called spin density wave (SDW) phase are interpreted in terms of incommensurate modulation of the magnetic structure, and allow the shape of the modulation to be determined. In undoped BaFe 2 As 2, the magnetic structure is commensurate, and we find that incommensurability is present at the lowest doping … city cost comparisonWebJul 1, 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 other orders such as charge density wave (CDW), while their relation is still yet to be understood. city cost living comparisonWebJan 21, 2024 · A spin density wave (SDW) state manifests itself as real-space spin modulations. It is usually formed in itinerant magnetic systems with Fermi surface nesting and electron–electron... We would like to show you a description here but the site won’t allow us. citycot logo