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Related papers: Large strain contribution to the laser-driven magn…

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We combine ultrafast X-ray diffraction (UXRD) and time-resolved Magneto-Optical Kerr Effect (MOKE) measurements to monitor the strain pulses in laser-excited TbFe2/Nb heterostructures. Spatial separation of the Nb detection layer from the…

The linear magneto-optical Kerr effect (MOKE) is often used to probe magnetism of ferromagnetic materials, but MOKE cannot be applied to collinear antiferromagnets (AFs) due to the cancellation of sub-lattice magnetization. Magneto-optical…

The transverse magneto-optical Kerr effect (TMOKE) in magnetite-based magneto-plasmonic crystals is studied experimentally and theoretically. We analyze angle-resolved TMOKE spectra from two types of structures where noble metallic stripes…

The direct magnetoelectric (ME) effect resulting from the polarization changes induced in a ferroelectric film by the application of a magnetic field to a ferromagnetic substrate is described using the nonlinear thermodynamic theory. It is…

Materials Science · Physics 2011-10-18 N. A. Pertsev , H. Kohlstedt , B. Dkhil

We report on the photo-induced precession of the ferromagnetically coupled Mn spins in (Ga,Mn)As, which is observed even with no external magnetic field applied. We concentrate on various experimental aspects of the time-resolved…

Materials Science · Physics 2009-11-13 E. Rozkotova , P. Nemec , D. Sprinzl , P. Horodyska , F. Trojanek , P. Maly , V. Novak , K. Olejnik , M. Cukr , T. Jungwirth

Recent investigations have advanced the understanding of how structure-property relationships in ferromagnetic metal alloys affect the magnetization dynamics on nanosecond time-scales. A similar understanding for magnetization dynamics on…

Materials Science · Physics 2021-07-27 Ramya Mohan , Victor H. Ortiz , Luat Vuong , Sinisa Coh , Richard B. Wilson

We investigate the influence of an external magnetic field on the magnitude and dephasing of the transient lateral photovoltaic effect (T-LPE) in lithographically patterned Co lines of widths of a few microns grown over naturally passivated…

Mesoscale and Nanoscale Physics · Physics 2016-12-15 Isidoro Martinez , Juan Pedro Cascales , Antonio Lara , Pablo Andres , Farkhad G. Aliev

We present a comprehensive experimental and numerical study of magnetization dynamics triggered in a thin metallic film by single-cycle terahertz pulses of $\sim20$ MV/m electric field amplitude and $\sim1$ ps duration. The experimental…

We study ultrafast magnetization quenching of ferromagnetic iron following excitation by an optical vs a terahertz pump pulse. While the optical pump (photon energy of 3.1 eV) induces a strongly nonthermal electron distribution, terahertz…

The effect of picosecond acoustic strain pulses (ps-ASP) on a thin layer of (Ga,Mn)As co-doped with phosphorus was probed using magneto-optical Kerr effect (MOKE). A transient MOKE signal followed by low amplitude oscillations was…

Materials Science · Physics 2013-01-09 L. Thevenard , E. Peronne , C. Gourdon , C. Testelin , M. Cubukcu , E. Charron , S. Vincent , A. Lemaitre , B. Perrin

Understanding spin dynamics on femto- and picosecond timescales offers new opportunities for faster and more efficient spintronic devices. Here, we experimentally investigate the coherent spin dynamics after ultrashort laser excitation by…

Mesoscale and Nanoscale Physics · Physics 2024-01-26 Anulekha De , Akira Lentfert , Laura Scheuer , Benjamin Stadtmüller , Georg von Freymann , Martin Aeschlimann , Philipp Pirro

We study the magneto-optical Kerr effect (MOKE) in SrRuO$_3$ thin films, uncovering wide regimes of wavelength, temperature, and magnetic field where the Kerr rotation is not simply proportional to the magnetization but instead displays…

Strongly Correlated Electrons · Physics 2020-11-04 F. Michael Bartram , Sopheak Sorn , Zhuolu Li , Kyle Hwangbo , Shengchun Shen , Felix Frontini , Liqun He , Pu Yu , Arun Paramekanti , Luyi Yang

The Magneto-Optical-Kerr-Effect (MOKE) is a convenient technique to study the magnetization of thin films. However, both polar and longitudinal MOKE responses contribute to the total Kerr response in a typical longitudinal MOKE measurement.…

Materials Science · Physics 2025-04-02 Ryan W. Greening , Elyssa D. DeVisscher , Xin Fan

Bulk magnetization in Pr_{0.6}Ca_{0.4}MnO_3 thin films with tensile (SrTiO_3) and compressive (LaAlO_3) substrate-induced strain is compared to the magnetooptical Kerr effect (MOKE) measurements. In the absence of an external magnetic…

Strongly Correlated Electrons · Physics 2009-11-13 T. Mertelj , R. Yusupov , M. Filippi , W. Prellier , D. Mihailovic

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

In their Comment, Kimling and Kuschel (hereafter the commenters) challenge our original interpretation of the magneto-optical Kerr effect (MOKE) measurements using ultrasensitive Sagnac interferometer, claiming that the transverse…

Materials Science · Physics 2019-03-27 R. McLaughlin , D. Sun , C. Zhang , M. Groesbeck , Z. Valy Vardeny

Ultra-thin magnetic dielectric films are of prime importance due to their applications for nanophotonics and spintronics. Here, we propose an efficient method for the magneto-optical investigation of ultra-thin magnetic films which allows…

Instrumentation and Detectors · Physics 2018-02-13 O. V. Borovkova , H. Hashim , M. A. Kozhaev , S. A. Dagesyan , A. Chakravarty , M. Levy , V. I. Belotelov

We present a detailed study on domain imaging, Kerr effect magnetometry (MOKE) and magnetoresistance (MR), for a series of 20 nm Co$_{73.8}$Fe$_{16.2}$B$_{10}$ thin films, both as-deposited (amorphous) and annealed (crystalline). By…

Recently magnetic storage and magnetic memory have shifted towards the use of magnetic thin films with perpendicular magnetic anisotropy (PMA). Understanding the magnetic damping in these materials is crucial, but normal Ferromagnetic…

Mesoscale and Nanoscale Physics · Physics 2018-03-14 Dustin M. Lattery , Delin Zhang , Jie Zhu , Paul Crowell , Jian-Ping Wang , Xiaojia Wang

The magneto-optical Kerr effect (MOKE) is a powerful probe of magnetism. Its contact-free optical nature makes it potentially well suitable for measurements under pulsed magnetic fields if various difficulties are overcome. In this paper,…

Strongly Correlated Electrons · Physics 2026-04-16 Soichiro Yamane , Sota Nakamura , Atsutoshi Ikeda , Kosuke Noda , Akihiko Ikeda , Shingo Yonezawa
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