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Related papers: Photon Energy Dependence of Kerr Rotation in Chalc…

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The interpretation of Kerr rotation measurements in the superconducting phase of Sr$_2$RuO$_4$ is a controversial topic. Both intrinsic and extrinsic mechanisms have been proposed, and it has been argued that the intrinsic response vanishes…

Superconductivity · Physics 2013-09-09 Martin Gradhand , Karol I. Wysokinski , James F. Annett , Balazs L. Györffy

The photonic spin Hall effect (PSHE) in surface plasmon resonance (SPR) structures has great potential for various polarization-sensitive applications and devices. Here, using optical weak measurement, we observe spin-dependent and…

Hybridization between $f$ electrons and conduction bands ($c$-$f$ hybridization) is a driving force for many unusual phenomena. To provide insight into it, systematic studies of CeCoIn$_5$ heavy fermion superconductor have been performed by…

The temperature dependence of the low-energy magnetic excitations in the spin-triplet superconductor UTe$_2$ was measured via inelastic neutron scattering in the normal and superconducting states. The imaginary part of the dynamic…

The influence of quantum fluctuations of the electromagnetic field on the propagation of a polarized light wave in a nonlinear dielectric is investigated. It is shown that in some cases, the fluctuations couple to the optical nonlinearities…

Quantum Physics · Physics 2019-07-17 V. A. De Lorenci , L. H. Ford

Considering screeening of electron scattering interactions in terms of the finite-temperature STLS theory and solving the linearized Boltzmann equation (with no appeal to a relaxation time approximation), we present a theoretical analysis…

Materials Science · Physics 2011-06-08 S. Y. Liu , X. L. Lei , Norman J. M. Horing

Optical bistability and oscillating phases exist in a Sagnac interferometer and a single ring resonator made of $\chi^{(3)}$ nonlinear medium where the refractive indices are modulated by the light intensity due to the Kerr nonlinearity. An…

Optics · Physics 2024-08-02 Ghada Alharbi , Stephan Wong , Yongkang Gong , Sang Soon Oh

Spin-orbit interactions (SOI) are a set of sub-wavelength optical phenomenon in which spin and spatial degrees of freedom of light are intrinsically coupled. One of the unique example of SOI, spin-Hall effect of light (SHEL) has been an…

Optics · Physics 2021-02-03 Diptabrata Paul , Deepak K. Sharma , G. V. Pavan Kumar

Photoelectric effect in a Ge-on-Si single-photon avalanche detector (SPAD) at a sub-photon energy in incident pulsed laser radiation is considered in frames of classical electrodynamics of continuous media. It is shown that the energy of…

Optics · Physics 2019-03-04 Valeri I. Kovalev

Nonlinear spintronics, which combines nonlinear dynamics and spintronics, opens a new route for controlling spins and spin dynamics beyond conventional spintronics based on linear responses. Strongly correlated electron systems, which can…

Strongly Correlated Electrons · Physics 2024-10-10 Jun Ōiké , Robert Peters

Silicene is a competitive and promising 2D material, possessing interesting topological, electronic and optical properties. The presence of strong spin orbit interaction in silicene and its analogues, germanene and tinene, leads to the…

Mesoscale and Nanoscale Physics · Physics 2019-09-04 Muzamil Shah , Muhammad Sabieh Anwar

According to a recent experiment, the instantaneous electronic Kerr effect in air exhibits a strong intensity dependence, the nonlinear refractive index switching sign and crossing over from a self-focusing to a de-focusing nonlinearity. A…

Optics · Physics 2015-05-18 M. Kolesik , E. M. Wright , J. V. Moloney

We performed time-resolved pump--probe measurements using rare-earth iron garnet \ce{Gd3/2Yb1/2BiFe5O12} as a two-sublattice ferrimagnet. We measured the initial phases of the magnetic resonance modes below and above the magnetization…

Materials Science · Physics 2024-01-11 Toshiki Hiraoka , Ryo Kainuma , Keita Matsumoto , Kihiro T. Yamada , Takuya Satoh

Spontaneous symmetry breaking leads to diverse phenomena across the natural sciences, from the Higgs mechanism in particle physics to superconductors and collective animal behavior. In photonic systems, the symmetry of light states can be…

The paper briefly surveys theoretical models for the polar Kerr effect (PKE) and time-reversal symmetry breaking in the pseudogap phase of cuprate superconductors. By elimination, the most promising candidate is the tilted loop-current…

Superconductivity · Physics 2015-08-04 Victor M. Yakovenko

Electrodynamic responses from three-dimensional (3D) topological insulators (TIs) are characterized by the universal magnetoelectric $E\cdot B$ term constituent of the Lagrangian formalism. The quantized magnetoelectric coupling, which is…

Mesoscale and Nanoscale Physics · Physics 2016-03-15 K. N. Okada , Y. Takahashi , M. Mogi , R. Yoshimi , A. Tsukazaki , K. S. Takahashi , N. Ogawa , M. Kawasaki , Y. Tokura

We investigate the linear photogalvanic effect (LPGE) on the surface of the magnetic Weyl semimetal Co3Sn2S2 using a Green's-function and diagrammatic formalism. While the LPGE vanishes in the centrosymmetric bulk, it is symmetry-allowed on…

Mesoscale and Nanoscale Physics · Physics 2026-05-15 Niket Shah , Aymen Nomani , Kai Chen , Hridis Pal , Pavan Hosur

We measure the polarization change of a beam reflected from the surface of both crystalline alpha and amorphous SiO2 samples while they are photo-excited by an intense light pulse, at intensities above the nonlinear excitation threshold yet…

Materials Science · Physics 2025-12-08 Lample Pierrick , Weis Mateusz , Boschetto Davide , Guizard Stéphane

Source-less wave equations are derived for massless scalar, neutrino and electromagnetic perturbations of a radiating Kerr space-time, and the Hawking radiation of massless particles with spin $s =0, 1/2$ and 1 in this geometry is…

General Relativity and Quantum Cosmology · Physics 2007-05-23 S. Q. Wu , X. Cai

Temperature-dependent infrared reflectivity spectra of SrFe$_{4}$Sb$_{12}$ has been measured. A renormalized Drude peak with a heavy effective mass and a pronounced pseudogap of 10 meV develops in the optical conductivity spectra at low…

Strongly Correlated Electrons · Physics 2007-05-23 Shin-ichi Kimura , Takafumi Mizuno , Hojun Im , Katsuyuki Hayashi , Eiichi Matsuoka , Toshiro Takabatake