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Magnetic fields typically suppress superconductivity through Pauli and orbital limiting effects. However, there are rare instances of magnetic-field-induced superconductivity, as seen in Chevrel phase compounds [1], organic conductors [2],…

The electronic properties of two-dimensional (2D) metals are altered by changes in their three-dimensional dielectric environment. In this Letter we propose that superconductivity can be induced in a 2D metal by resonant coupling between…

Many dense magnetic nanoparticle systems exhibit slow dynamics which is qualitatively indistinguishable from that observed in atomic spin glasses and its origin is attributed to dipole interactions among particle moments (or superspins).…

无序系统与神经网络 · 物理学 2009-11-10 M. Sasaki , P. E. Jönsson , H. Takayama , H. Mamiya

We consider unconventional magnets with and without spin-singlet $s$-wave superconductivity and demonstrate the emergence of spin triplet states due to light drives. In particular, we find that a high-frequency linearly polarized light…

超导电性 · 物理学 2026-02-16 Pei-Hao Fu , Sayan Mondal , Jun-Feng Liu , Yukio Tanaka , Jorge Cayao

First, I study the analogy between the magnetization of a material and the spin polarization of particles in a fluid. Using the relativistic version of the Barnett effect, i.e. the magnetization of a material induced by mechanical rotation,…

核理论 · 物理学 2023-05-22 Matteo Buzzegoli

The observed magnetic tunability of light transmission through a ferrofluid can be effectively understood in terms of the inter-particle interaction that can be estimated from the magnetic and rheological properties of these fluids. The…

软凝聚态物质 · 物理学 2016-02-22 M Shalini , Radha Srinivasan , Dushyant C Kothari

As discovered in the quantum Hall effect, a very effective way for strongly-repulsive electrons to minimize their potential energy is to aquire non-zero relative angular momentum. We pursue this mechanism for interacting two-dimensional…

强关联电子 · 物理学 2009-10-31 Leon Balents , Matthew P. A. Fisher , Chetan Nayak

Quasiparticles in semiconductors -- such as microcavity polaritons -- can form condensates in which the steady-state density profile is set by the balance of pumping and decay. By taking account of the polarization degree of freedom for a…

量子气体 · 物理学 2010-06-14 Magnus O. Borgh , Jonathan Keeling , Natalia G. Berloff

Magnetic systems exhibiting exchange bias effect are being considered as materials for applications in data storage devices, sensors and biomedicine. As the size of new mag- netic devices is being continuously reduced, the influence of…

We demonstrate a possibility to manipulate the magnetic coupling between two nanomagnets with a help of ac electric field. In the scheme suggested the magnetic coupling in question is mediated by a magnetic particle contacting with both of…

介观与纳米尺度物理 · 物理学 2009-11-07 L. Y. Gorelik , R. I. Shekhter , V. Vinokur , D. Feldman , V. Kozub , M. Jonson

We describe a mechanism by which an electrical bias voltage applied across a unipolar semiconductor quantum well can drive an exciton or polariton supercurrent. The mechanism depends on the properties of electronic quasiparticles in quantum…

介观与纳米尺度物理 · 物理学 2017-10-17 Ming Xie , David Snoke , A. H. MacDonald

Motivated by recent thermal conductivity measurements in the superconductor CeCoIn5, we theoretically examine a possible staggered spin-triplet superconducting order to be induced by the coupled spin-density-wave (SDW) and d-wave…

超导电性 · 物理学 2017-06-28 Ken-ichi Hosoya , Ryusuke Ikeda

We model and evaluate the Peltier and Seebeck effects in magnetic multilayer nanostructures by a finite-element theory of thermoelectric properties. We present analytical expressions for the thermopower and the current-induced temperature…

介观与纳米尺度物理 · 物理学 2009-05-21 Moosa Hatami , Gerrit E. W. Bauer , Qinfang Zhang , Paul J. Kelly

We discuss peculiarities of bulk and surface polaritons propagating in a composite magnetic-semiconductor superlattice influenced by an external static magnetic field. Three particular configurations of magnetization, namely the Voigt,…

材料科学 · 物理学 2018-05-21 Vladimir R. Tuz , Illia V. Fedorin , Volodymyr I. Fesenko

Water mediates electrostatic interactions via the orientation of its dipoles around ions, molecules, and interfaces. This induced water polarization consequently influences multiple phenomena. In particular, water polarization modulated by…

Materials containing high densities of exceptionally displaceable ions (e.g. perovskites) have extremely large ratios of their static to high-frequency dielectric constants, > 2. Large polarons form in such materials as their electronic…

超导电性 · 物理学 2020-08-26 David Emin

Superconductors are famously capable of supporting persistent electrical currents, that is, currents that flow without any measurable decay as long as the material is kept in the superconducting state. We introduce here a class of materials…

超导电性 · 物理学 2025-07-31 Kyle Monkman , Joan Weng , Niclas Heinsdorf , Alberto Nocera , Marcel Franz

Understanding mechanisms of quantum ordering in strongly correlated systems remains a central challenge in condensed matter physics, with implications for designing novel quantum materials. Here, we investigate kinetic antiferromagnetism on…

强关联电子 · 物理学 2024-11-14 Johan Carlström

In this article we shortly review previous and recently published experimental results that provide evidence for intrinsic, magnetic-impurity-free ferromagnetism and for high-temperature superconductivity in carbon-based materials. The…

材料科学 · 物理学 2015-06-25 Y. Kopelevich , P. Esquinazi

Ultracold atomic spin mixtures develop rich and intriguing magnetic properties when an external radiation coherently couples different spin states. In particular, the coupled mixture may acquire a critical behavior when the spin…