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Related papers: The Faraday effect in magnetoplasmonic nanostructu…

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When a gas of ultracold atoms is suddenly illuminated by light that is nearly resonant with an atomic transition, the atoms cannot respond instantaneously. This non-instantaneous response means the gas is initially more transparent to the…

Atomic Physics · Physics 2020-05-27 Jonathan R. Gilbert , Mark A. Watkins , Jacob L. Roberts

The excitation of surface plasmons in magnetic nano-structures can strongly influence their magneto-optical properties. Here, we use photoemission electron microscopy to map the spatial distribution of the electric near-field on a…

A beam of linearly polarized light transmitted through magnetically biased graphene can have its axis of polarization rotated by several degrees after passing the graphene sheet. This large Faraday effect is due to the action of the…

Materials Science · Physics 2016-07-06 Jürgen Schiefele , Luis Martin-Moreno , Francisco Guinea

Optical Faraday rotation is one of the most direct and practically important manifestations of magnetically broken time-reversal symmetry. The rotation angle is proportional to the distance traveled by the light, and up to now sizeable…

Strategies for ultrafast optical control of magnetism have been a topic of intense research for several decades because of the potential impact in technologies such as magnetic memory, spintronics, and quantum computation, as well as the…

Mesoscale and Nanoscale Physics · Physics 2020-03-18 Oscar Hsu-Cheng Cheng , Dong Hee Son , Matthew Sheldon

We report the first measurements of linear and nonlinear magneto-optical polarization rotation on an intercombination transition of Ba vapor (lambda= 791.1nm). We observe a maximum polarization rotation angle in Faraday configuration of…

Atomic Physics · Physics 2009-09-29 Irina Novikova , Alexander Khanbekyan , David Sarkisyan , George R. Welch

We present a new approach to controlling magnetization in gold nanoparticles using the Inverse Faraday Effect combined with Laguerre-Gauss beams carrying orbital angular momentum. By tailoring the tilt of isophase planes, we induce drift…

Optics · Physics 2025-04-02 Xingyu Yang , Chantal Harreau , Mathieu Mivelle

The magneto-optical and opto-magnetic effects describe the interaction of light with a magnetic medium. The most prominent examples are the Faraday and Cotton-Mouton effects that modify the transmission of light through a medium, and the…

Materials Science · Physics 2020-10-14 Dominik M. Juraschek , Prineha Narang , Nicola A. Spaldin

Enhancing magneto-optical effects is crucial for size reduction of key photonic devices based on non-reciprocal propagation of light and to enable active nanophotonics. We disclose a so far unexplored approach that exploits dark plasmons to…

The gyrotropic properties of a rotating magnetized plasma are derived analytically. Mechanical rotation leads to a new cutoff for wave propagation along the magnetic field and polarization rotation above this cutoff is the sum of the…

Plasma Physics · Physics 2020-11-25 R. Gueroult , J. -M. Rax , N. J. Fisch

The spin-noise spectroscopy (SNS) method implies high efficiency of conversion of the spin-system magnetization to the Faraday rotation angle. Generally, this efficiency cannot be estimated using the characteristics of the regular…

Mesoscale and Nanoscale Physics · Physics 2021-12-01 A. N. Kamenskii , G. G. Kozlov , E. I. Baibekov , B. Z. Malkin , M. Bayer , A. Greilich , V. S. Zapasskii

We thoroughly investigate the Faraday magneto-optical effects in a helically wound nonlinear optical fiber. We find the emergence of an additional rotation angle proportional to the optical intensity, arised from the nonlinear corrections…

Optics · Physics 2024-07-16 Peng Gao , Bin Sun , Jie Liu

Ultrafast all-optical control of spins with femtosecond laser pulses is one of the hot topics at the crossroads of photonics and magnetism with a direct impact on future magnetic recording. Unveiling light-assisted recording mechanisms for…

In this article, we study the Faraday effect in a binary composite consisting of a dielectric matrix with metallic inclusions. We first use the replica trick together with a variational method in order to compute the effective permittivity…

Materials Science · Physics 2009-10-31 M. Barthelemy , D. J. Bergman

Wide-band radio polarization observations offer the possibility to recover information about the magnetic fields in synchrotron sources, such as details of their three-dimensional configuration, that has previously been inaccessible. The…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-18 Cathy Horellou , Andrew Fletcher

We have analyzed analytically the Faraday rotation of an electromagnetic wave for magnetoactive thin metallic film with a nanostructured surface profile. Periodical as well as random surface profiles were considered. The plasmon…

Mesoscale and Nanoscale Physics · Physics 2014-02-21 Zhyrair Gevorkian , Vladimir Gasparian

We propose an arresting scheme for emulating the famous Faraday effect in ultracold atomic gases. Inspired by the similarities between the light field and bosonic atoms, we represent the light propagation in medium by the atomic transport…

Quantum Gases · Physics 2021-03-02 Zhen Zheng , Z. D. Wang

Plasmonic Faraday rotation in nanowires manifests itself in the rotation of the spatial intensity distribution of high-order surface plasmon polariton (SPP) modes around the nanowire axis. Here we predict theoretically the giant Faraday…

The ability to control the speed and polarisation of light pulses will allow for faster data flow in optical networks of the future. Optical delay and switching have been achieved using slow-light techniques in various media, including…

Atomic Physics · Physics 2009-04-08 Paul Siddons , Nia C Bell , Yifei Cai , Charles S Adams , Ifan G Hughes

We theoretically explore the notion of nonreciprocal near-zone manipulation of electromagnetic fields within subwavelength plasmonic nanostructures embedded in magneto-optical materials. We derive an analytical model predicting a strong,…

Optics · Physics 2013-01-01 Artur R. Davoyan , Nader Engheta