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We show that the stray field generated by isolated magnetic skyrmions can be used to trap ultracold atoms. Specially, ring-shaped and double-well trapping potentials for ultracold atoms can be created by combining the field from two…

Mesoscale and Nanoscale Physics · Physics 2020-05-27 Ren Qin , Yong Wang

We discuss various descriptions of a quantum particle on noncommutative space in a (possibly non-constant) magnetic field. We have tried to present the basic facts in a unified and synthetic manner, and to clarify the relationship between…

Quantum Physics · Physics 2008-11-26 Francois Delduc , Quentin Duret , Francois Gieres , Matthieu Lefrancois

The coexistence of superfluid and Mott insulator, due to the quadratic confinement potential in current optical lattice experiments, makes the accurate detection of the superfluid-Mott transition difficult. Studying alternative trapping…

Other Condensed Matter · Physics 2015-05-13 Ping Nang Ma , Kai Yu Yang , Lode Pollet , J. V. Porto , Matthias Troyer , Fu Chun Zhang

We study a novel millimetre-scale magnetic trap for ultracold atoms, in which the current carrying conductors can be situated outside the vacuum region, a few mm away from the atoms. This design generates a magnetic field gradient in excess…

Recent fabrication of atomic precision nanodevices for spintronics greatly boosted their performance and also revealed new interesting features, as oscillating magnetoresistance with number of atomic layers in a multilayered structure. This…

Materials Science · Physics 2013-05-29 H. G. Silva , Y. G. Pogorelov

We propose a method for transferring atoms to a target quantum state for a multilevel quantum system with sequentially increasing, but otherwise unknown, energy splitting. This is achieved with a feedback algorithm that processes…

Quantum Physics · Physics 2019-08-06 Bianca J. Sawyer , Matthew Chilcott , Ryan Thomas , Amita B. Deb , Niels Kjærgaard

An array of planar Penning traps, holding single electrons, can realize an artificial molecule suitable for NMR-like quantum information processing. The effective spin-spin coupling is accomplished by applying a magnetic field gradient,…

Quantum Physics · Physics 2015-06-26 G. Ciaramicoli , F. Galve , I. Marzoli , P. Tombesi

In this letter, a phase transition of a non-equilibrated single component plasma evolving within a uniform constant magnetic field is demonstrated for the first time. We present classical fluid models that capture this phenomenon, confirm…

Plasma Physics · Physics 2022-03-08 Omid Zandi , Renske M. van der Veen , Phil M. Duxbury , Brandon S. Zerbe

Magnetooptical properties of magnetic photonic crystals have been investigated in the view of their possible applications for the modern integrated-optics devices. A "transfer matrices" formalism was expanded for the case of oblique light…

Materials Science · Physics 2007-08-15 M. Vasiliev , V. -I. Belotelov , K. Alameh , R. Jeffery , V. -A. Kotov , A. -K. Zvezdin

We discuss the experimental feasibility of quantum simulation with trapped ion crystals, using magnetic field gradients. We describe a micro structured planar ion trap, which contains a central wire loop generating a strong magnetic…

We propose and numerically investigate a scalable ring trap for cold atoms that surmounts problems of roughness of the potential and end--effects of trap wires. A stable trapping potential is formed about an electrically isolated,…

Atomic Physics · Physics 2009-11-13 P. F. Griffin , E. Riis , A. S. Arnold

Ground state properties of spinless, extended Falicov-Kimball model (FKM) on a finite size triangular lattice with orbital magnetic field normal to the lattice are studied using numerical diagonalization and Monte-Carlo simulation methods.…

Strongly Correlated Electrons · Physics 2016-11-23 Umesh K. Yadav

The Scanning Tunneling Microscope (STM) is a powerful instrument to study electronic density of states at surfaces down to atomic scale. Many interesting samples require studying variations as a function of the magnetic field, which is most…

A theory of the magnetic field driven (semi-)metal-insulator phase transition is developed for planar systems with a low density of carriers and a linear (i.e., relativistic like) dispersion relation for low energy quasiparticles. The…

Condensed Matter · Physics 2009-11-07 E. V. Gorbar , V. P. Gusynin , V. A. Miransky , I. A. Shovkovy

We present a simple method to control the position of ellipsoidal magnetic particles in microchannel Poiseuille flow using a static uniform magnetic field. The magnetic field is utilized to pin the particle orientation, and the hydrodynamic…

Soft Condensed Matter · Physics 2017-11-20 Daiki Matsunaga , Fanlong Meng , Andreas Zoettl , Ramin Golestanian , Julia M. Yeomans

The ability to manipulate single atoms has opened up the door to constructing interesting and useful quantum structures from the ground up. On the one hand, nanoscale arrangements of magnetic atoms are at the heart of future quantum…

Mesoscale and Nanoscale Physics · Physics 2016-04-20 R. Toskovic , R. van den Berg , A. Spinelli , I. S. Eliens , B. van den Toorn , B. Bryant , J. -S. Caux , A. F. Otte

We describe experiments demonstrating efficient transfer of molecules from a magneto-optical trap (MOT) into a conservative magnetic quadrupole trap. Our scheme begins with a blue-detuned optical molasses to cool SrF molecules to $\sim\!50$…

Atomic Physics · Physics 2018-07-11 D. J. McCarron , M. H. Steinecker , Y. Zhu , D. DeMille

We show that a tight-binding model device consisting of a laterally connected ring at half filling in a tangent time-dependent magnetic field can in principle be designed to pump a purely spin current. The process exploits the spin-orbit…

Statistical Mechanics · Physics 2015-06-17 Michele Cini , Stefano Bellucci

A method to realize effective magnetic fields for photons in square lattices of coupled optical waveguides or resonators is suggested, which is inspired by an optical analogue of photon-assisted tunneling of atom optics. It is shown that an…

Quantum Physics · Physics 2013-10-21 Stefano Longhi

We study the quantum dynamics of the rotational degree of freedom of a nano-magnet trapped in a superconducting trap. The nano-magnet is modeled as a magnetic dipole with magnetization pinned to the easy axis of the particle. The magnetic…

Quantum Physics · Physics 2026-05-20 Francis J. Headley , Fabian Müller , Emre Köse , Tim Fuchs , Hendrik Ulbricht , Daniel Braun