English
Related papers

Related papers: Magneto-Optical Kerr Effect of Iron Thin Films on …

200 papers

We calculate the influence of diffusive and ballistic transport on ultrafast magnetization in thick metallic films. When only diffusive transport is present, gradients of magnetization in the material remain up to picosecond timescales. In…

We demonstrate simultaneous detection of current driven antidamping-like and field-like spin-orbit torques in heavy metal/ferromagnetic metal bilayers by measuring all three magnetization components m_(x,) m_y, and m_z using the vector…

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

Recent advances in nanophotonics have demonstrated that various optical resonances in nanostructures can achieve strong field confinement with substantially suppressed scattering. This study investigates the optical Kerr effect (OKE)…

Optics · Physics 2025-10-10 Andrey V. Panov

Metallic amorphous ferrimagnets derived from alloying 3d transition metals with 4f electron rare earths host fascinating effects of compensation between the 3d and 4f magnetic sublattices. Here, a detailed study of anisotropic…

Mesoscale and Nanoscale Physics · Physics 2025-01-17 Ramesh C Budhani , Rajeev Nepal , Vinay Sharma , Jerzy Sadowski

A surface magnetoelectric effect is revealed by density-functional calculations that are applied to ferromagnetic Fe(001), Ni(001) and Co(0001) films in the presence of external electric field. The effect originates from spin-dependent…

Magneto-optical Kerr effect (MOKE) is an efficient approach to probe surface magnetization in thin film samples. Here we present a wide-field MOKE technique that adopts a K$\"o$hler illumination scheme to characterize the current-induced…

Materials Science · Physics 2018-06-01 Tsung-Yu Tsai , Tian-Yue Chen , Chun-Ting Wu , Hsin-I Chan , Chi-Feng Pai

We measured geometric and magnetic properties of Co films on the Pd(111) surface by x-ray photoelectron diffraction (XPD), x-ray magnetic circular dichroism (MCD) at the Co L_{2,3} edge, and the surface magneto-optical Kerr effect (SMOKE)…

Strongly Correlated Electrons · Physics 2007-05-23 S. -J. Oh , Wookje Kim , Wondong Kim , B. -H. Choi , Jae-Young Kim , Hoon Koh , H. -J. Kim , J. -H. Park

The rf sputtered copper ferrite films contain nanocrystalline grains. In these films, the magnetization does not saturate even in high magnetic fields. This phenomenon of high field susceptibility is attributed to the defects and/or…

Strongly Correlated Electrons · Physics 2010-10-12 P. D. Kulkarni , R. P. R. C. Aiyar , Shiva Prasad , N. Venkataramani , R. Krishnan , Wenjie Pang , Ayon Guha , R. C. Woodward , R. L. Stamps

Cavity magnonics investigates hybrid systems where magnons interact coherently with photons, providing a platform to harness light-matter interaction in magnetic materials. Progress in this field hinges on achieving stronger and tunable…

Mesoscale and Nanoscale Physics · Physics 2026-02-02 Davit Petrosyan , Hiroki Matsumoto , Hanchen Wang , Jamal Ben Youssef , Richard Schlitz , William Legrand , Pietro Gambardella

Ultrathin films of the itinerant ferromagnet SrRuO$_3$ were studied using transport and magnto-optic polar Kerr effect. We find that below 4 monolayers the films become insulating and their magnetic character changes as they loose their…

Strongly Correlated Electrons · Physics 2015-05-13 Jing Xia , W. Siemons , G. Koster , M. R. Beasley , A. Kapitulnik

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…

In order to maximize the transversal magneto-optic Kerr effect (T-MOKE) of a Au/Co/Au structure, we propose a method to obtain the optimum thickness values. A criteria based on preserving good plasmonic properties has been included as part…

Optics · Physics 2014-10-06 César Aurelio Herreño-Fierro , Edgar J. Patiño

Using density functional theory, we carried out systematic calculations for a series of ultrathin iron layers with thicknesses ranging from one atomic monolayer to eleven monolayers (up to about 1.5 nm). We considered three cases: (1) iron…

Considerable research interest has been attracted to noncollinear magnetic structures for their intriguing physics and promising applications. In this work, based on relativistic density functional theory, we reveal the interesting magnetic…

Materials Science · Physics 2022-11-14 Na Wang , Jun Chen , Ning Ding , Huimin Zhang , Shuai Dong , Shan-Shan Wang

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

We report the large polar magnetooptical Kerr effect in L10-MnxGa epitaxial films with giant perpendicular magnetic anisotropy in a wide composition range. The Kerr rotation was enhanced by a factor of up to 10 by decreasing Mn atomic…

Materials Science · Physics 2016-11-15 L. J. Zhu , L. Brandt , J. H. Zhao , G. Woltersdorf

*The abstract of this article is too long to be included in the arXiv metadata; please see the paper for the full abstract.* ...In this paper, we introduce the detailed theory of cubic-in-magnetization magneto-optic Kerr effect (CMOKE) by…

Optics · Physics 2026-03-05 Robin Silber , Maik Gaerner , Kamil Postava , Jaroslav Hamrle , Timo Kuschel

A MOKE magnetometry unit simultaneously sensitive to both in-plane magnetization components, based on an intensity differential detection method, allows us to observe the uniaxial anisotropy impressed during CoFe-deposition and to…

Magneto-optical Kerr effect hysteresis loops at various wavelengths in the visible/near-infrared range have been used to characterize the magnetic properties of alloys obtained by implanting Mn ions at fixed energy in a Ge matrix. The…

Materials Science · Physics 2015-06-25 F. D'Orazio , F. Lucari , M. Passacantando , L. Ottaviano , A. Verna , G. Impellizzeri , F. Priolo