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相关论文: Magnetoconductance modulations due to interlayer t…

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Common models describing magnetotransport properties of periodically modulated two--dimensional systems often either directly start from a semiclassical approach or give results well conceivable within the semiclassical framework. Recently,…

介观与纳米尺度物理 · 物理学 2007-05-23 Karel Vyborny , Ludvik Smrcka

We theoretically study the transport properties of a supramolecular spin valve, consisting of a carbon nanotube with two attached magnetic molecules, weakly coupled to metallic contacts. The emphasis is put on analyzing the change of the…

介观与纳米尺度物理 · 物理学 2019-03-19 A. Plominska , I. Weymann

The magneto-transport of a superconducting/ferromagnetic hybrid structure consisting of a superconducting thin film in contact with an array of magnetic nanodots in the so-called "magnetic vortex-state" exhibits interesting properties. For…

超导电性 · 物理学 2011-01-21 Javier E. Villegas , Ivan K. Schuller

We investigate the transport properties of superconducting films with periodic arrays of in-plane magnetized micromagnets. Two different magnetic textures are studied: a square array of magnetic bars and a close-packed array of triangular…

Commensurability oscillations in the magnetoresistivity of a two-dimensional electron gas in a two-dimensional lateral superlattice are studied in the framework of quasiclassical transport theory. It is assumed that the impurity scattering…

无序系统与神经网络 · 物理学 2009-11-07 A. D. Mirlin , E. Tsitsishvili , P. Woelfle

Nanoscrolls, radial superlattices formed by rolling up a nanomembrane, exhibit distinct electronic and magneto-transport properties compared to their flat counterparts. In this study, we theoretically demonstrate that the conductance can be…

材料科学 · 物理学 2025-01-23 Ying-Je Lee , Yu-An Cheng , Yu-Jie Zhong , Ion Cosma Fulga , Ching-Hao Chang

Two-dimensional superconductors offer an excellent platform for the study of vortex matter due to their low superfluid stiffness and inability to effectively screen applied magnetic fields. Here we explore vortices in a two-dimensional…

Engineering magnetic anisotropy in two-dimensional systems has enormous scientific and technological implications. The uniaxial anisotropy universally exhibited by two-dimensional magnets has only two stable spin directions, demanding 180…

The coupling of ferroelectricity and magnetic order provides rich tunability for engineering material properties and demonstrates great potential for uncovering novel quantum phenomena and multifunctional devices. Here, we report…

Second-order superlattices form when moir\'e superlattices of similar periodicities interfere with each other, leading to even larger superlattice periodicities. These crystalline structures have been engineered utilizing two-dimensional…

A new class of artificial atoms, such as synthetic nanocrystals or vortices in superconductors, naturally self-assemble into ordered arrays. This property makes them applicable to the design of novel solids, and devices whose properties…

统计力学 · 物理学 2015-06-24 M. -Carmen Miguel , Stefano Zapperi

Nanoscale superlattices with uniaxial ferromagnetic layers antiferromagnetically coupled through non-magnetic spacers are recently used as components of magnetoresistive and recording devices. In the last years intensive experimental…

材料科学 · 物理学 2015-06-24 U. K. Roessler , A. N. Bogdanov

When monolayers of two-dimensional (2D) materials are stacked into van der Waals structures, interlayer electronic coupling can introduce entirely new properties, as exemplified by recent discoveries of moir\'e bands that host highly…

Emerging granularity in superconducting films by tuning disorder is a well-studied topic, both theoretically and experimentally. However, the orbital magnetic field generates a vortex lattice and contributes to the formation of periodic…

超导电性 · 物理学 2025-12-17 Poulami Sarkar , Jhinhwan Lee , Hae Ryoung Park , Anushree Datta , Amit Ghosal

We theoretically demonstrate that carbon nanoscrolls -- spirally wrapped graphene layers with open endpoints -- can be characterized by a large positive magnetoconductance. We show that when a carbon nanoscroll is subject to an axial…

Transition metal dichalcogenides exhibit many unexpected properties including two-dimensional (2D) superconductivity as the interlayer coupling being weakened upon either layer-number reduction or chemical intercalation. Here we report the…

超导电性 · 物理学 2024-11-20 Kaibao Fan , Mengzhu Shi , Houpu Li , Ziji Xiang , Xianhui Chen

Employment of the non-trivial proximity effect in Superconductor/Ferromagnet (S/F) heterostructures for creation of novel superconducting devices requires an accurate control of magnetic states in complex thin-film multilayers composing…

A detailed investigation of a superconducting spin-triplet valve is presented. This spin-valve consists of a superconducting film covering a metal with an intrinsic spiral magnetic order, which could result from competing isotropic…

超导电性 · 物理学 2022-09-30 N. G. Pugach , M. O. Safonchik , V. I. Belotelov , T. Ziman , T. Champel

Superconducting Nb thin films with rectangular arrays of submicron antidots have been systemically investigated by transport measurements. In low fields, the magnetoresistance curves demonstrate well-defined dips at integral and rational…

介观与纳米尺度物理 · 物理学 2012-03-05 W. J. Zhang , S. K. He , H. F. Liu , G. M. Xue , H. Xiao , B. H. Li , Z. C. Wen , X. F. Han , S. P. Zhao , C. Z. Gu , X. G. Qiu , Victor V. Moshchalkov

We study the transport of electrons in a Fibonacci magnetic superlattice produced on a two-dimensional electron gas modulated by parallel magnetic field stripes arranged in a Fibonacci sequence. Both the transmission coefficient and…

介观与纳米尺度物理 · 物理学 2009-11-07 Z. Y. Zeng , F. Claro
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