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Underdoped cuprates exhibit a normal-state pseudogap, and their spins and doped carriers tend to spatially separate into 1- or 2-D stripes. Some view these as central to superconductivity, others as peripheral and merely competing. Using…

Superconductivity · Physics 2009-11-10 J. L. Tallon , R. S. Islam , J. Storey , G. V. M. Williams , J. R. Cooper

For one-dimensional random Schr\"odinger operators, the integrated density of states is known to be given in terms of the (averaged) rotation number of the Pr\"ufer phase dynamics. This paper develops a controlled perturbation theory for…

Mathematical Physics · Physics 2020-06-24 Florian Dorsch , Hermann Schulz-Baldes

We investigate the dependence of switching current density on the junction sizes in the spin transfer torque nanopillar structures by using micromagnetic simulations. While the macro spin model predicts weak dependence of switching current…

Materials Science · Physics 2015-06-12 Chun-Yeol You , Myung-Hwa Jung

The effect of Rashba spin-orbital interaction upon supercurrent in S-2DEG-S proximity junctions is investigated in the clean limit. Generalization of Beenakker's formula for Andreev levels to the case of spin-orbital scattering is…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Ol'ga V. Dimitrova , M. V. Feigel'man

In the present paper we study the spontaneous photon emission due to a magnetic spin-flip transition of a two-level atom in the vicinity of a dielectric body like a normal conducting metal or a superconductor. For temperatures below the…

Quantum Physics · Physics 2009-11-13 Bo-Sture K. Skagerstam , Per Kristian Rekdal

The results of calculations of the spatially-resolved density of states (DoS) in an S(F/N) bilayer are presented (S is a superconductor, F is a metallic ferromagnet, N is a normal metal) within quasiclassical theory in the dirty limit.…

Superconductivity · Physics 2009-11-11 A. A. Golubov , M. Yu. Kupriyanov , M. Siegel

Taking into account the different forms of the Coulomb-hadron interference phase and the possible spin-flip contribution the new analysis of the experimental data of the proton-antiproton elastic scattering at $3.8 < p_L <6.0 \ $GeV/c and…

High Energy Physics - Phenomenology · Physics 2015-06-05 O. V. Selyugin

We investigate the effect of strong spin-orbit interaction on the electronic transport through non-magnetic impurities in one-dimensional systems. When a perpendicular magnetic field is applied, the electron spin polarization becomes…

Materials Science · Physics 2007-05-23 R. G. Pereira , E. Miranda

We calculate scattering interference patterns for various electronic states proposed for the pseudogap regime of the cuprate superconductors. The scattering interference models all produce patterns whose wavelength changes as a function of…

Superconductivity · Physics 2009-11-10 S. Misra , M. Vershinin , P. Phillips , A. Yazdani

Magnetization reversal is a well-studied problem with obvious applicability in computer hard-drives. One can accomplish a magnetization reversal in at least one of two ways: application of a magnetic field, or through a spin current. The…

Mesoscale and Nanoscale Physics · Physics 2009-11-05 Fatih Dogan , Lucian Covaci , Wonkee Kim , Frank Marsiglio

We consider spin transport in a two-component ultracold Fermi gas with attractive interspecies interactions close to the BCS pairing transition. In particular, we consider the spin-transport relaxation rate and the spin-diffusion constant.…

Quantum Gases · Physics 2013-04-08 M. P. Mink , V. P. J. Jacobs , Marco Polini , G. Vignale , H. T. C. Stoof , R. A. Duine

Inelastic neutron scattering provides a probe for studying the spin and momentum structure of the superconducting gap. Here, using a two-orbital model for the Fe-pnicitide superconductors and an RPA-BCS approximation for the dynamic spin…

Superconductivity · Physics 2009-09-10 T. A. Maier , D. J. Scalapino

We discuss the possible existence of a spin-gap phase in the low-doping regime of strongly-correlated two-dimensional electrons within the gauge field description of the t-J model. The spin-gap phase was recently shown by Ubbens and Lee to…

Condensed Matter · Physics 2009-10-28 P. Lederer , Elihu Abrahams

We show that when one drives a charge current across noncollinear magnetic layers the two electron Coulomb scattering creates a spin flip potential at interfaces. This scattering is found when the interface potential is updated due to the…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Peter M Levy , Jianwei Zhang

We derive a relationship between the optical conductivity scattering rate 1/\tau(\omega) and the electron-boson spectral function \alpha^2F(\Omega) valid for the case when the electronic density of states, N(\epsilon), cannot be taken as…

Strongly Correlated Electrons · Physics 2016-08-31 S. G. Sharapov , J. P. Carbotte

The superconducting state of a two-dimensional d-p model is studied from the spin fluctuation point of view by using a strong coupling theory. The fluctuation exchange (FLEX) approximatoin is employed to calculate the spin fluctuations and…

Strongly Correlated Electrons · Physics 2009-10-31 Tetsuya Takimoto , Toru Moriya

We investigate the mutual proximity effect in a normal metal contacted to a superconductor through a magnetic interface. Analytical and self-consistent numerical results are presented, and we consider both the diffusive and ballistic…

Superconductivity · Physics 2015-05-18 Jacob Linder , Asle Sudbø , Takehito Yokoyama , Roland Grein , Matthias Eschrig

The impact of the form of the hadron potential at large distances on the behaviour of the hadron spin-flip amplitude at small angles is examined. The $t$-dependence of the spin-flip amplitude of high energy hadron elastic scattering is…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. Predazzi , O. V. Selyugin

We calculate the effect of scattering on the static, exchange enhanced, spin susceptibility and show that in particular spin orbit scattering leads to a reduction of the giant moments and spin glass freezing temperature due to dilute…

Superconductivity · Physics 2009-11-07 D. Fay , J. Appel

We consider magnetic impurities in a two dimensional superfluid Fermi gas in the presence of spin-orbit coupling. By using the methods of t-matrix and Green's function, we find spin-orbit coupling has some dramatic impacts on the effects of…

Quantum Gases · Physics 2013-01-07 Zhongbo Yan , Xiaosen Yang , Liang Sun , Shaolong Wan
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