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Related papers: The hyperfine Paschen-Back Faraday effect

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We predict a strong-field ultrafast optical Faraday effect, where a circularly polarized ultrashort optical pulse induces transient chirality in an achiral transparent dielectric. This effect is attractive for time-resolved measurements…

Other Condensed Matter · Physics 2017-12-13 Michael S. Wismer , Mark I. Stockman , Vladislav S. Yakovlev

Atom sensing based on Faraday rotation is an indispensable method for precision measurements, universally suitable for both hot and cold atomic systems. Here we demonstrate an all-optical magnetometer where the optical cell for Faraday…

Atomic Physics · Physics 2015-10-06 Herbert Crepaz , Li Yuan Ley , Rainer Dumke

We study a system of ultracold fermionic Potassium (40K) atoms in a three-dimensional optical lattice in the vicinity of an s-wave Feshbach resonance. Close to resonance, the system is described by a multi-band Bose-Fermi Hubbard…

Quantum Gases · Physics 2010-06-30 I. Titvinidze , M. Snoek , W. Hofstetter

We numerically investigate a condensate of $^{87}$Rb atoms in an F=1 hyperfine state confined in an optical dipole trap. Assuming the magnetic moments of all atoms are initially aligned along the magnetic field we observe, after the field's…

Other Condensed Matter · Physics 2007-09-26 Krzysztof Gawryluk , Mirosław Brewczyk , Kai Bongs , Mariusz Gajda

The magneto-optical Faraday and Kerr effects are widely used in modern optical devices. In this letter, we propose an all-dielectric metasurface composed of perforated magneto-optical thin films, which can support the highly confined…

Rotational levels of molecular free radicals can be tuned to degeneracy using laboratory-scale magnetic fields. Because of their intrinsically narrow width, these level crossings of opposite-parity states have been proposed for use in the…

We study atom-ion scattering in the ultracold regime. To this aim, an analytical model based on the multichannel quantum defect formalism is developed and compared to close-coupled numerical calculations. We investigate the occurrence of…

Atomic Physics · Physics 2009-02-13 Zbigniew Idziaszek , Tommaso Calarco , Paul S. Julienne , Andrea Simoni

The injection of pure spin current into superconductors by the dynamics of a ferromagnetic contact is studied theoretically. Taking into account suppression of the order parameter at the interfaces (inverse proximity effect) and the…

Mesoscale and Nanoscale Physics · Physics 2009-01-22 Jan Petter Morten , Arne Brataas , Gerrit E. W. Bauer , Wolfgang Belzig , Yaroslav Tserkovnyak

The quantum transduction between microwave and optical photons is essential for realizing scalable quantum computers with superconducting qubits. Due to the large frequency difference between microwave and optical ranges, the transduction…

Mesoscale and Nanoscale Physics · Physics 2024-09-04 Akihiko Sekine , Mari Ohfuchi , Yoshiyasu Doi

The Feshbach resonance provides precise control over the scattering length and effective range of interactions between ultracold atoms. We propose the ultratransferable pseudopotential to model effective interaction ranges $-1.5 \leq…

Quantum Gases · Physics 2017-08-31 L. M. Schonenberg , P. C. Verpoort , G. J. Conduit

Due to their large electric conductivity, stand-alone metallic films are highly reflective at microwave frequencies. For this reason, it is nearly impossible to observe Faraday rotation in ferromagnetic metal layers, even in films just tens…

A single graphene sheet, when subjected to a perpendicular static magnetic field provides Faraday rotation that, per atomic layer, greatly surpasses that of any other known material. This Giant Faraday rotation originates from the cyclotron…

Mesoscale and Nanoscale Physics · Physics 2013-07-01 M. Tymchenko , A. Yu. Nikitin , L. Martin-Moreno

We present results on a free-space atom interferometer operating on the first order magnetically insensitive |F=1,mF=0> -> |F=2,mF=0> transition of Bose-condensed 87Rb atoms. A pulsed atom laser is output-coupled from a Bose-Einstein…

Atomic Physics · Physics 2015-05-13 D. Döring , J. E. Debs , N. P. Robins , C. Figl , P. A. Altin , J. D. Close

Ultracold gases provide micrometer size atomic samples whose sensitivity to external fields may be exploited in sensor applications. Bose-Einstein condensates of atomic gases have been demonstrated to perform excellently as magnetic field…

Superconductivity · Physics 2013-05-29 T. K. Koponen , J. Pasanen , P. Törmä

Maps of Galactic polarized continuum emission at 1408, 1660, and 1713 MHz towards the local Taurus molecular cloud complex were made with the Effelsberg 100-m telescope. Minima in the polarized emission which are located at the boundary of…

Astrophysics · Physics 2007-05-23 Maik Wolleben , Wolfgang Reich

Lead-halide perovskites enjoy a number of remarkable optoelectronic properties. To explain their origin, it is necessary to study how electromagnetic fields interact with these systems. We address this problem here by studying two classical…

This paper describes a very general approach to the calculation of the Zeeman splitting effect produced by an external magnetic field on the rotational levels of diatomic molecules. The method is valid for arbitrary values of the total…

Astrophysics · Physics 2009-11-13 A. Asensio Ramos , J. Trujillo Bueno

We propose to employ a recurrent neural network to estimate a fluctuating magnetic field from continuous optical Faraday rotation measurement on an atomic ensemble. We show that an encoder-decoder architecture neural network can process…

Quantum Physics · Physics 2021-03-17 Maryam Khanahmadi , Klaus Mølmer

A formula for the Hall response of interacting multi-band systems with arbitrary band topology and spin-orbit coupling is derived. The formula is valid at finite frequency, which is relevant for Faraday rotation, and it takes into account…

Strongly Correlated Electrons · Physics 2019-03-04 R. Nourafkan , A. - M. S. Tremblay

We formulate the finite-temperature perturbation theory of interacting scalar fields under external rotation. Because of the translational non-invariance in the radial direction, Green's functions are described using the Fourier-Bessel…

High Energy Physics - Theory · Physics 2026-01-13 Ryo Kuboniwa , Kazuya Mameda