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Superconducting diode effects (SDEs) generally emerge in superconducting systems where both time-reversal and inversion symmetries are broken, showing nonreciprocal current characteristics: nondissipative in one direction and ohmic in the…

Superconductivity · Physics 2025-02-19 Jiajun Ma , Ruiya Zhan , Xiao Lin

Contrary to the expected detrimental influence on superconductivity when applying a magnetic field, we predict that the abrupt onset of such a field can temporarily strongly enhance the superconducting order parameter. Specifically, we find…

Superconductivity · Physics 2021-03-17 Eirik Holm Fyhn , Jacob Linder

We theoretically consider the spin Seebeck effect, the charge Seebeck coefficient, and the thermoelectric figure of merit in superconducting hybrid structures including either magnetic textures or intrinsic spin-orbit coupling. We…

Mesoscale and Nanoscale Physics · Physics 2017-02-01 Marianne Etzelmüller Bathen , Jacob Linder

New efficient mechanism of obtaining spin polarization in_nonmagnetic_ semiconductors at arbitrary temperutures is described. The effect appears during tunneling of electrons from a nonmagnetic semiconductors (S) into ferromagnet (FM)…

Materials Science · Physics 2007-05-23 A. M. Bratkovsky , V. V. Osipov

The electronic and optoelectronic properties of two dimensional materials have been extensively explored in graphene and layered transition metal dichalcogenides (TMDs). Spintronics in these two-dimensional materials could provide novel…

Mesoscale and Nanoscale Physics · Physics 2018-11-22 Qiming Shao , Guoqiang Yu , Yann-Wen Lan , Yumeng Shi , Ming-Yang Li , Cheng Zheng , Xiaodan Zhu , Lain-Jong Li , Pedram Khalili Amiri , Kang L. Wang

When both inversion and time-reversal symmetries are broken, the critical current of a superconductor can be nonreciprocal. In this work we show that in certain classes of two-dimensional superconductors with antisymmetric spin-orbit…

Superconductivity · Physics 2022-05-11 Noah F. Q. Yuan , Liang Fu

Proximity phenomena and induced superconducting correlations in heterostructures are shown to be strongly affected by the nonlocal nature of the electronic attraction. The latter can trigger the formation of Cooper pairs consisting of…

Superconductivity · Physics 2023-11-28 A. A. Kopasov , A. S. Mel'nikov

The honeycomb antiferromagnet Co4Nb2O9 is known to exhibit an interesting magnetoelectric effect that the electric polarization rotates at the twice speed in the opposite direction relative to the rotation of the external magnetic field…

Strongly Correlated Electrons · Physics 2020-04-22 Masashige Matsumoto , Mikito Koga

We consider a number of effects due to the interplay of superconductivity, electromagnetism and elasticity, which are unique for thin membranes of layered chiral superconductors. Some of them should be within the reach of present…

Superconductivity · Physics 2020-07-02 Qing-Dong Jiang , T. H. Hansson , Frank Wilczek

We consider the superconducting pairing induced by spin waves exchange in a ferromagnet with both conduction and localized electrons, the latter being described as spins. We use the microscopic Eliashberg theory to describe the pairing of…

Superconductivity · Physics 2019-03-27 Lev Bulaevskii , Ronivon Eneias , Alvaro Ferraz

The superconductivity of quasi-one-dimensional electrons in the magnetic field is studied. The system is described as the one-dimensional electrons with no frustration due to the magnetic field. The interaction is assumed to be attractive…

Condensed Matter · Physics 2009-10-28 Yasumasa Hasegawa , Mitake Miyazaki

The interplay between spin and charge in solids is currently among the most discussed topics in condensed matter physics. Such interplay gives rise to magneto-electric coupling, which in the case of solids was named magneto-electric effect,…

Mesoscale and Nanoscale Physics · Physics 2017-01-19 Teik-Hui Lee , Chii-Dong Chen

Magnetoelectric crystals have the interesting property that they allow electric fields to induce magnetic polarizations, and vice versa, magnetic fields to generate ferroelectric polarizations. Having such a magnetoelectric coupling usually…

Mesoscale and Nanoscale Physics · Physics 2024-01-08 Carmine Ortix , Jeroen van den Brink

Intermetallic compounds containing f-electron elements display a wealth of superconducting phases, that are prime candidates for unconventional pairing with complex order parameter symmetries. For instance, superconductivity has been found…

Superconductivity · Physics 2010-01-19 C. Pfleiderer

Linear magnetoelectric effect is an attractive phenomenon in condensed matters and provides indispensable technological functionalities. Here a colossal linear magnetoelectric effect with diagonal component alfa_33 reaching up to ~480 ps/m…

Materials Science · Physics 2023-10-09 Yuting Chang , Yakui Weng , Yunlong Xie , Bin You , Junfeng Wang , Liang Li , Jun-Ming Liu , Shuai Dong , Chengliang Lu

By investigating the nonequilibrium transport across a metal/superconductor junction in both nonrelativistic and relativistic cases, we reveal that the asymmetric Andreev reflection with anisotropic superconductors is able to induce the…

Mesoscale and Nanoscale Physics · Physics 2014-03-03 Jie Ren , Jian-Xin Zhu

Spin-orbit coupling in systems with broken inversion symmetry gives rise to the Edelstein effect, which is the spin polarization induced by an electric field or current, and the inverse-Edelstein effect (also known as the spin-galvanic…

Mesoscale and Nanoscale Physics · Physics 2026-03-31 Mojdeh Saleh , Abhishek Kumar , Dmitrii L. Maslov , Saurabh Maiti

A novel magnetoresistance effect, due to the injection of a spin-polarized electron current from a dilute magnetic into a non-magnetic semiconductor, is presented. The effect results from the suppression of a spin channel in the…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 G. Schmidt , G. Richter , P. Grabs , C. Gould , D. Ferrand , L. W. Molenkamp

This is a model study for the emergence of superconductivity in ferromagnetically ordered phases of cubic materials whose crystal structure lacks inversion symmetry. A Ginzburg-Landau-type theory is used to find the ferromagnetic state and…

Superconductivity · Physics 2011-10-20 Titus Neupert , Manfred Sigrist

Superconductor-ferromagnet tunnel junctions demonstrate giant thermoelectric effects which are being exploited to engineer ultra-sensitive terahertz radiation detectors. Here, we experimentally observe the recently predicted complete…