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Related papers: Electric coupling in scanning SQUID measurements

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Polarization-encoded spin-photon interfaces constitute promising candidates for the development of stationary nodes used as photon receivers, for quantum communication and distributed quantum computing. Here we introduce a time-resolved…

A theory is offered for a novel device, mesoscopic four-terminal SQUID. The studied system consists of a mesoscopic four-terminal junction, one pair of terminals of which is incorporated in a superconducting ring and the other one is…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 M. H. S. Amin , A. N. Omelyanchouk , A. M. Zagoskin

We investigate the interplay of magnetic fluctuations and Cooper pairing in twisted bilayer graphene from a purely microscopic model within a large-scale tight-binding approach resolving the \AA ngstr\"om scale. For local onsite repulsive…

Superconductivity · Physics 2021-01-13 Ammon Fischer , Lennart Klebl , Carsten Honerkamp , Dante M. Kennes

Light-matter interaction in optomechanical systems is the foundation for ultra-sensitive detection schemes [1,2] as well as the generation of phononic and photonic quantum states [3-10]. Electromechanical systems realize this optomechanical…

We present an experimental study of two-dimensional superconducting quantum interference filters (2D-SQIFs) in the presence of a magnetic field B. The dependences of the dc voltage on the applied magnetic field are characterized by a unique…

Superconductivity · Physics 2007-05-23 J. Oppenlaender , P. Caputo , Ch. Haeussler , T. Traeuble , J. Tomes , A. Friesch , N. Schopohl

Electrical control of magnetism has been a major techonogical pursuit of the spintronics community, owing to its far-reaching implications for data storage and transmission. Here, we propose and analyze a new mechanism for electrical…

Strongly Correlated Electrons · Physics 2024-03-20 Taige Wang , Marc Vila , Michael P. Zaletel , Shubhayu Chatterjee

This article reports on tunable electron backscattering investigated with the biased tip of a scanning force microscope. Using a channel defined by a pair of Schottky gates, the branched electron flow of ballistic electrons injected from a…

Mesoscale and Nanoscale Physics · Physics 2016-02-11 R. Steinacher , A. A. Kozikov , C. Rössler , C. Reichl , W. Wegscheider , K. Ensslin , T. Ihn

We consider a coupling element based on a symmetric superconducting quantum interference device (SQUID) and show that it mediates a two-photon interaction. This and other inductive interactions due to the SQUID can be switched off in situ.…

Superconductivity · Physics 2025-07-22 E. V. Stolyarov , V. L. Andriichuk , Andrii M. Sokolov

The challenge of controlling magnetism using electric fields raises fundamental questions and addresses technological needs such as low-dissipation magnetic memory. The recently reported two-dimensional (2D) magnets provide a new system for…

Numerical examination of the solution of the boundary--value problem of the reflection and transmission of a plane wave due to a slab of an electro--optic structurally chiral material (SCM) indicates that the exhibition of the circular…

Optics · Physics 2007-05-23 A. Lakhtakia , J. A. Reyes

Atomic force microscopy using a magnetic tip is a promising tool for investigating conductivity on the nano-scale. By the oscillating magnetic tip eddy currents are induced in the conducting parts of the sample which can be detected in the…

Atomic Physics · Physics 2009-11-13 Tino Roll , Marion Meier , Ulrich Fischer , Marika Schleberger

We present a detailed theoretical study of bilayer-graphene's electronic properties in the presence of electric and magnetic fields. Using group-theoretical methods, we derive an invariant expansion of the Hamiltonian for electron states…

Mesoscale and Nanoscale Physics · Physics 2015-07-01 R. Winkler , U. Zülicke

Scanning superconducting quantum interference device microscopy (sSQUID) is currently one of the most effective methods for direct and sensitive magnetic flux imaging on the mesoscopic scale. A SQUID-on-chip design allows integration of…

Mesoscale and Nanoscale Physics · Physics 2021-12-10 Y. P. Pan , J. J. Zhu , Y. Feng , Y. S. Lin , H. B. Wang , X. Y. Liu , H. Jin , Z. Wang , L. Chen , Y. H. Wang

Magnetic topological insulators (MTIs) host topologically protected edge states, but the role that these edge states play in electronic transport remains unclear. Using scanning superconducting quantum interference device (SQUID)…

Mesoscale and Nanoscale Physics · Physics 2025-01-22 G. M. Ferguson , Run Xiao , Anthony R. Richardella , Austin Kaczmarek , Nitin Samarth , Katja C. Nowack

The generation, manipulation and detection of spin-polarized electrons in nanostructures define the main challenges of spin-based electronics[1]. Amongst the different approaches for spin generation and manipulation, spin-orbit coupling,…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Sergio O. Valenzuela , M. Tinkham

The gauge-gravity duality has been applied to examine the properties of holographic superconducting quantum device (SQUID), composed of two S-N-S Josephson junctions, influenced by dark sector modelled by the additional $U(1)$-gauge field…

High Energy Physics - Theory · Physics 2021-02-01 Bartłomiej Kiczek , Marek Rogatko , Karol I. Wysokiński

In this paper we discuss the coupling between a quantum mechanical superconducting quantum interference device (SQUID) and an applied static magnetic field. We demonstrate that the backreaction of a SQUID on the applied field can interfere…

Superconductivity · Physics 2007-05-23 J. F. Ralph , T. D. Clark , M. J. Everitt , P. Stiffell

In recent years, the field of microwave optomechanics has emerged as leading platform for achieving quantum control of macroscopic mechanical objects. Implementations of microwave optomechanics to date have coupled microwave photons to…

Quantum Physics · Physics 2020-01-08 I. C. Rodrigues , D. Bothner , G. A. Steele

The strong coupling limit of cavity quantum electrodynamics (QED) implies the capability of a matter-like quantum system to coherently transform an individual excitation into a single photon within a resonant structure. This not only…

We image simultaneously the geometric, electronic and magnetic structure of a buckled iron bilayer film that exhibits chiral magnetic order. We achieve this by combining spin-polarized scanning tunneling microscopy and magnetic exchange…