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Related papers: Magnetic Field-Mediated Superconducting Logic

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A hybrid ferromagnet-superconductor spin valve is proposed. Its operation relies on the interplay between nonequilibrium transport and proximity-induced exchange coupling in superconductors. Huge tunnel magnetoresistance values as large as…

Superconductivity · Physics 2007-05-23 F. Giazotto , F. Taddei , Rosario Fazio , F. Beltram

Correlated electron systems are among the centerpieces of modern condensed matter sciences, where many interesting physical phenomena, such as metal-insulator transition and high-Tc superconductivity appear. Recent efforts have been focused…

Strongly Correlated Electrons · Physics 2013-08-05 You Zhou , Shriram Ramanathan

We demonstrate theoretically all-electric control of the superconducting transition temperature using a device comprised of a conventional superconductor, a ferromagnetic insulator, and semiconducting layers with intrinsic spin-orbit…

Superconductivity · Physics 2016-08-25 Jabir Ali Ouassou , Angelo Di Bernardo , Jason W. A. Robinson , Jacob Linder

Exploiting the intrinsic nonlinearity of superconducting Josephson junctions, we propose a scalable circuit with superconducting qubits (SCQs) which is very similar to the successful one now being used for trapped ions. The SCQs are coupled…

Superconductivity · Physics 2015-06-25 Yu-xi Liu , L. F. Wei , J. R. Johansson , J. S. Tsai , Franco Nori

Some strategies for reducing energy consumption in information processing devices involve the use of spin rather than charge to carry information. This idea is especially attractive when the spin current is a collective one carried by the…

Mesoscale and Nanoscale Physics · Physics 2017-05-04 Hua Chen , Allan H. MacDonald

Ubiquitous in most superconducting materials and a common result of nanofabrication processes, weak-links are known for their limiting effects on the transport of electric currents. Still, they are at the root of key features of…

Logic circuits consist of devices that can be controlled between two distinct states. The recent demonstration that a superconducting current flowing in a constriction can be controlled via a gate voltage ($V_G$) - can lead to…

Superconductivity · Physics 2024-04-30 Leon Ruf , Elke Scheer , Angelo Di Bernardo

We study spin-polarized quasiparticle transport in a mesoscopic superconductor with a spin- splitting field in the presence of co-flowing supercurrent. In such a system, the nonequilibrium state is characterized by charge, spin, energy and…

Superconductivity · Physics 2018-08-01 Faluke Aikebaier , Mihail A. Silaev , T. T. Heikkilä

We present a hybrid semiconductor-based superconducting qubit device which remains coherent at magnetic fields up to 1 T. The qubit transition frequency exhibits periodic oscillations with magnetic field, consistent with interference…

We propose a new mixed-mechanism for superconductors, which addresses not only low- but also high-, and even possible room-temperature superconductivity. We use this mixed-mechanism to explain superconductivity in different temperature…

Superconductivity · Physics 2013-11-05 D. H. Lin , D. J. Cui , B. Li , L. F. Liu , X. Q. Wang

The properties of the known superconductors can be explained with the correlations dominated superconducting mechanism (CSM). The correlations have the spin correlation, the charge correlation and the spin-charge correlation, and their…

General Physics · Physics 2008-10-16 Tian De Cao

Magnetism is very important in science and technology, from magnetic recording to energy generation to trapping cold atoms. Physicists have managed to master magnetism - to create and manipulate magnetic fields- almost at will.…

Superconductivity · Physics 2015-05-28 Alvaro Sanchez , Carles Navau , Jordi Prat , Du-Xing Chen

We have developed a new superconducting digital technology, Reciprocal Quantum Logic, that uses AC power carried on a transmission line, which also serves as a clock. Using simple experiments we have demonstrated zero static power…

Superconductivity · Physics 2015-05-27 Quentin P. Herr , Anna Y. Herr , Oliver T. Oberg , Alexander G. Ioannidis

Superconducting circuits are highly controllable platforms to manipulate quantum states, which make them particularly promising for quantum information processing. We here show how the existence of a distance-independent interaction between…

Quantum Physics · Physics 2023-09-20 Pedro Rosario , Alan C. Santos , Celso Jorge Villas-Boas , Romain Bachelard

Over the past decade a large family of spintronic devices have been proposed as candidates for replacing CMOS for future digital logic circuits. Using the recently developed Modular Approach framework, we investigate and identify the…

Mesoscale and Nanoscale Physics · Physics 2017-03-27 Samiran Ganguly , Kerem Yunus Camsari , Supriyo Datta

The desire to perform information processing, computation, communication, signal generation and related tasks, while dissipating as little energy as possible, has inspired many ideas and paradigms. One of the most powerful among them is the…

Mesoscale and Nanoscale Physics · Physics 2022-01-27 Supriyo Bandyopadhyay , Jayasimha Atulasimha , Anjan Barman

Superconducting rings with exactly $\Phi _0/2$ magnetic flux threading are analogous of Ising spins having two degenerate states which can be used to store binary information. When brought close these rings interact by means of magnetic…

Quantum Physics · Physics 2008-02-03 Xin Xue , Haiqing Wei

The increase of energy in accelerators over the past decades has led to the design of superconducting magnets for both accelerators and the associated detectors. The use of Nb-Ti superconducting materials allows an increase in the dipole…

Accelerator Physics · Physics 2015-01-29 P Védrine

Due to the lack of a net magnetization both at the interface and in the bulk, antiferromagnets with compensated interfaces may appear incapable of influencing the phase transition in an adjacent superconductor via the spin degree of…

Superconductivity · Physics 2021-03-03 Lina G. Johnsen , Sol H. Jacobsen , Jacob Linder

Controlling electromagnetic energy is essential for an efficient and sustainable society. A key requirement is concentrating magnetic energy in a desired volume of space in order to either extract the energy to produce work or store it.…

Superconductivity · Physics 2015-06-17 Jordi Prat-Camps , Carles Navau , Alvaro Sanchez