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Related papers: Magneto-optical Kerr effect measurements under bip…

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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…

We demonstrate that the magneto-optic-Kerr effect with normal light incidence can be used to obtain quantitative optical measurements of both components of spin-orbit-induced torque (both the antidamping and effective-field components) in…

Mesoscale and Nanoscale Physics · Physics 2018-01-31 Xin Fan , Alex R. Mellnik , Wenrui Wang , Neal Reynolds , Tao Wang , Halise Celik , Virginia O. Lorenz , Daniel C. Ralph , John Q. Xiao

We recently reported measurements of spin polarization in W and Pt thin films produced by the spin Hall effect (SHE) using a magneto-optic Kerr effect (MOKE) system based on crossed polarizers that detects changes in light intensity. Riego…

Mesoscale and Nanoscale Physics · Physics 2017-03-14 O. M. J. van t Erve , A. T. Hanbicki , K. M. McCreary , C. H. Li , B. T. Jonker

Investigation of magnetic materials using the first-order magneto-optical Kerr effects (MOKE) is well established and is frequently used in the literature. On the other hand, the utilization of the second-order (or quadratic)…

Materials Science · Physics 2015-06-12 N. Tesarova , J. Subrt , P. Maly , P. Nemec , C. T. Ellis , A. Mukherjee , J. Cerne

The magneto-optical Kerr effect (MOKE) is investigated in hematite, a collinear antiferromagnetic insulator, across a broad wavelength spectrum. By combining the optical measurements with magnetometry results, we unambiguously demonstrate…

Other Condensed Matter · Physics 2025-12-24 Haolin Pan , Rui-Chun Xiao , Jiahao Han , Hongxing Zhu , Junxue Li , Qian Niu , Yang Gao , Dazhi Hou

Magneto-optical permittivity tensor spectra of undoped InSb, n-doped and p-doped InSb crystals were determined using the terahertz time-domain spectroscopy (THz-TDS) and the Fourier transform far-infrared spectroscopy (far-FTIR). A Huge…

We study the current-induced magneto-optical Kerr effect (MOKE) in Bi$_{1-x}$Sb$_x$ semi-metalic alloys. The MOKE signal is found to be the largest in pure Bi ($x=0$), exceeding that of transition metals by nearly four orders of magnitude,…

Mesoscale and Nanoscale Physics · Physics 2026-05-15 Ryota Miyazaki , Shunzhen Wang , Guanxiong Qu , Yukihiro Marui , Yuta Kobayashi , Masashi Kawaguchi , Masamitsu Hayashi

First principles calculations of the magnetic properties and the magneto-optical Kerr effect (MOKE) of iron thin films epitaxially grown on the [001] surface of paramagnetic metals: copper, silver, gold, palladium, and platinum are…

Condensed Matter · Physics 2016-08-31 A. Debernardi , I. Galanakis , M. Alouani , H. Dreysse

Nanostructured magneto-optical materials sustaining optical resonances open very efficient way for light control via magnetic field, which is of prime importance for telecommunication and sensing applications. However, usually their…

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

Magnetic/non-magnetic/heterostructured ultra-thin films' characterisation is highly demanding due to the emerging diverse applications of such films. Diverse measurements are usually performed on such systems to infer their electrical,…

We present a novel setup to measure the transverse magneto-optical Kerr effect in the extreme ultraviolet spectral range at exceptionally high repetition rates based on a fiber laser amplifier system. This affords a very high and stable…

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 report on the development of a capacitance measuring system which allows measurements of capacitance in pulsed magnetic fields up to 61~T. By using this system, magnetic-field responses of various physical quantities such…

We present a method for a precise determination of magnetic anisotropy and anisotropy of quadratic magneto-optical response of thin films of ferromagnetic and ferrimagnetic materials. The method is based on measurements of a magneto-optical…

We have performed magneto-optical Kerr spectroscopy measurements on intercalated transition-metal dichalcogenide Fe$_{0.25}$TaS$_{2}$ in the polar Kerr geometry as a function of temperature, magnetic field, and wavelength. The Kerr angle…

Strongly Correlated Electrons · Physics 2011-12-14 C. Sun , J. Kono , A. Imambekov , E. Morosan

We present a compact \textit{in-situ} electromagnet with an active cooling system for the use in ultra-high vacuum environments. The active cooling enhances the thermal stability and increases the electric current that can be applied…

Instrumentation and Detectors · Physics 2021-02-24 A. Brozyniak , G. Mendirek , M. Hohage , A. Navarro-Quezada , P. Zeppenfeld

We report a joint theoretical and experimental study focused on understanding the optical and magneto-optical properties of Co-based full-Heusler compounds. We show that magneto-optical spectra calculated within ab-initio density functional…

Materials Science · Physics 2009-11-13 F. Ricci , S. Picozzi , A. Continenza , F. D'Orazio , F. Lucari , K. Westerholt , M. Kim , A. J. Freeman

We have studied the magneto-optical Kerr effect and optical reflectance of perpendicular magnetized Co/Pt films on self-assembly two-dimensional polystyrene spheres. It is shown that the magneto-optical and the reflectance spectra are…

Materials Science · Physics 2009-03-04 Z. Liu , L. Shi , Z. Shi , X. H. Liu , J. Zi , S. M. Zhou , S. J. Wei , J. Li

In conventional Kerr- and Faraday microscopy the sample is illuminated with plane-polarised light and a magnetic domain contrast is generated by an analyser making use of the Kerr- or Faraday rotation. In this paper we demonstrate…

Materials Science · Physics 2021-07-14 R. Schäfer , Peter M. Oppeneer , Alexey Ognev , Alexander Samardak , Ivan V. Soldatov