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Related papers: Kerr effect in tilted nodal loop semimetals

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Magneto-optical studies of Weyl semimetals have been proposed as a versatile tool for observing low-energy Weyl fermions in candidate materials including the chiral Landau level. However, previous theoretical results have been restricted to…

Mesoscale and Nanoscale Physics · Physics 2020-12-18 Marcus Stålhammar , Jorge Larana-Aragon , Johannes Knolle , Emil J. Bergholtz

We report measurements of the polar Kerr effect, proportional to the out-of-plane component of the magnetization, in thin films of the magnetically doped topological insulator…

Magneto-optical conductivity is a very widely studied transport coefficient, useful to understand and characterize the behaviour of materials under magnetic fields. Using the Kubo formula, we compute the components of the conductivity…

Mesoscale and Nanoscale Physics · Physics 2023-03-07 Shivam Yadav , Sajid Sekh , Ipsita Mandal

We report on time- and angle-resolved transverse magneto-optical Kerr effect spectroscopy in the soft x-ray range that, by analysis via polarization-dependent magnetic scattering simulations, allows us to determine the spatio-temporal and…

Magneto-optical Kerr effect, normally found in magnetic materials with nonzero magnetization such as ferromagnets and ferrimagnets, has been known for more than a century. Here, using first-principles density functional theory, we…

Materials Science · Physics 2015-11-04 Wanxiang Feng , Guang-Yu Guo , Jian Zhou , Yugui Yao , Qian Niu

We present a comprehensive analysis of the the nonlinear optical Kerr effect in graphene. We directly solve the S-matrix element to calculate the absorption rate, utilizing the Volkov-Keldysh- type crystal wave functions. We then convert to…

Mesoscale and Nanoscale Physics · Physics 2016-08-31 Daniel B. S. Soh , Ryan Hamerly , Hideo Mabuchi

By studying the rotations of the polarization of light propagating in right and left handed films, with emphasis on the transmission (Faraday effect) and reflec- tions (Kerr effect) of light and through the use of complex values…

Optics · Physics 2016-12-15 Josh Lofy , Vladimir Gasparian , Zhyrair Gevorkian

We employ density functional theory using the modified Becke-Johnson (mBJ) approach to investigate the electronic and magneto-optical properties of N-doped NaTaO$_3$. The mBJ results reveal a half metallic nature of NaTaO$_2$N, in contrast…

Materials Science · Physics 2013-11-15 Y. Saeed , N. Singh , U. Schwingenschlögl

Cavity optomechanics has proven to be a field of research rich with possibilities for studying motional cooling, squeezing, quantum entanglement and metrology in solid state systems. While to date most studies have focused on the modulation…

Quantum Physics · Physics 2017-10-17 M. Mikkelsen , T. Fogarty , J. Twamley , Th. Busch

The nonlinear magneto-optical response of $s$- and $d$-wave superconductors is discussed. We carry out the symmetry analysis of the nonlinear magneto-optical susceptibility in the superconducting state. Due to the surface sensitivity of the…

Condensed Matter · Physics 2009-10-28 J. Schmalian , W. Hübner

Manifestation of chiral excitons on surfaces of topological insulator thin film with magnetically induced energy gap in the surface spectrum in magnetooptical Kerr and Faraday effects is analyzes. Excitonic contribution to a surface optical…

Mesoscale and Nanoscale Physics · Physics 2013-08-14 D. K. Efimkin , Yu. E. Lozovik

It is demonstrated that a static in-plane magnetic field is generated in a ferromagnetic film by p-polarised light obliquely incident on the film. This phenomenon can be called inverse transverse magneto-optical Kerr effect. The femtosecond…

Other Condensed Matter · Physics 2015-06-03 V. I. Belotelov , A. K. Zvezdin

Emergent axion electrodynamics in magneto-electric media is expected to provide novel ways to detect and control material properties with electromagnetic fields. However, despite being studied intensively for over a decade, its theoretical…

Mesoscale and Nanoscale Physics · Physics 2022-12-13 Junyeong Ahn , Su-Yang Xu , Ashvin Vishwanath

We calculate theoretically the transverse magneto-optical Kerr effect (TMOKE) in the periodically patterned waveguide made from a diluted magnetic semiconductor. It is demonstrated that the TMOKE is resonantly enhanced when the incident…

Other Condensed Matter · Physics 2020-05-04 Vladimir A. Zakharov , Alexander N. Poddubny

Rotation of polarization of light on transmission and reflection at materials with time-reversal breaking (Faraday and Kerr effects, respectively) have been studied for over a hundred years. We add to such phenomena by studying optical…

Strongly Correlated Electrons · Physics 2015-06-12 Vivek Aji , Yan He , Chandra Varma

Bulk materials possessing a relative electric permittivity $\varepsilon$ close to zero exhibit giant Kerr nonlinearities. However, harnessing this response in guided-wave geometries is not straightforward, due to the extreme and…

Optics · Physics 2021-05-28 Gordon H. Y. Li , C. Martijn de Sterke , Alessandro Tuniz

To study the optical rotation of the polarization of light incident on multilayer systems consisting of atomically thin conductors and dielectric multilayers we present a general method based on transfer matrices. The transfer matrix of the…

Mesoscale and Nanoscale Physics · Physics 2016-08-03 Gábor Széchenyi , Máté Vigh , Andor Kormányos , József Cserti

Diagonal and off-diagonal optical conductivity spectra have been determined form the measured reflectivity and magneto-optical Kerr effect (MOKE) over a broad range of photon energy in the itinerant ferromagnetic phase of CuCr$_2$Se$_4$ at…

Materials Science · Physics 2015-05-13 S. Bordács , I. Kézsmárki , K. Ohgushi , Y. Tokura

We theoretically investigate the nonlinear effects in a hybrid quantum optomechanical system consisting of two optically coupled semiconductor microcavities containing a quantum dot and a Kerr nonlinear substrate.The steady state behavior…

Mesoscale and Nanoscale Physics · Physics 2019-03-27 Sonam Mahajan , Aranya B Bhattacherjee

We analyze the polar Kerr effect in an itinerant electron system on a square lattice in the presence of a composite charge order proposed for the pseudogap state in underdoped cuprates. This composite charge order preserves discrete…

Strongly Correlated Electrons · Physics 2014-11-25 Yuxuan Wang , Andrey V. Chubukov , Rahul Nandkishore