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Related papers: Domain structure of epitaxial Co films with perpen…

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The structure and strain of ultrathin CoO films grown on a Pt(001) substrate and on a ferromagnetic PtFe pseudomorphic layer on Pt(001) have been determined with insitu and real time surface x-ray diffraction. The films grow epitaxially on…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Anne D. Lamirand , Maurizio De Santis , Marcio M. Soares , Aline Y. Ramos , Stephane Grenier , Helio C. N. Tolentino

Oblique/normal sequential deposition technique is used to create Co based unique multilayer structure [Co-oblique(4.4nm)/Co-normal (4.2 nm)]x10, where each Co-oblique layer is deposited at an oblique angle of 75deg, to induce large in-plane…

Anatase Ti0.96Co0.04O2 films were grown epitaxially on SrTiO3 (001) substrates by using plused laser deposition with in-situ reflection high-energy electron diffraction. The oxygen partial pressure, PO2, during the growth was systematically…

Materials Science · Physics 2009-11-07 D. H. Kim , J. S. Yang , K. W. Lee , S. D. Bu , T. W. Noh , S. -J. Oh , Y. -W. Kim , J. -S. Chung , H. Tanaka , H. Y. Lee , T. Kawai

The classical problem of magnetic stripe domain behavior in films and plates with uniaxial magnetic anisotropy is treated. Exact analytical results are derived for the stripe domain widths as function of applied perpendicular field, $H$, in…

Materials Science · Physics 2015-06-12 Tom H. Johansen , Alexey V. Pan , Yuri M. Galperin

We report measurements of the in-plane magnetoelastic coupling in ultra-thin Ta|CoFeB|MgO layers as a function of uniaxial strain, conducted using a four-point bending apparatus. For annealed samples, we observe a strong dependence on the…

Materials Science · Physics 2016-02-17 Praveen G. Gowtham , Gregory M. Stiehl , Daniel C. Ralph , Robert A. Buhrman

We have investigated the relationship between the domain structure and the magnetic interactions in a series of FePt ferromagnetic thin films of varying thickness. As-made films grow in the magnetically soft and chemically disordered A1…

Materials Science · Physics 2014-02-27 N. Álvarez , E. Sallica Leva , R. C. Valente , M. Vásquez Mansilla , J. Gómez , J. Milano , A. Butera

In ferromagnetic thin films, the presence of an out-of-plane component of the magnetic anisotropy may induce a transition from planar to stripe-like magnetic domains above a critical thickness, $t_c$. Because of the changes in the domain…

Materials Science · Physics 2024-10-07 Augusto Roman , Javier Gomez , Alejandro Butera , Paolo Vavassori , Laura B. Steren

We report on the magnetic properties and the crystallographic structure of the cobalt nanowire arrays as a function of their nanoscale dimensions. X-ray diffraction measurements show the appearance of an in-plane HCP-Co phase for nanowires…

Materials Science · Physics 2009-11-24 J. Sanchez-Barriga , M. Lucas , F. Radu , E. Martin , M. Multigner , P. Marin , A. Hernando , G. Rivero

We report on a strong perpendicular magnetic anisotropy in [CoFe 0.4nm/Pd t]6 (t = 1.0-2.0 nm) multilayers fabricated by DC sputtering in a ultrahigh vacuum chamber. Saturation magnetization, $M_s$, and uniaxial anisotropy, $K_u$, of the…

Mesoscale and Nanoscale Physics · Physics 2013-09-23 Duc-The Ngo , Z. L. Meng , T. Tahmasebi , X. Yu , E. Thoeng , L. H. Yeo , A. Rusydi , G. C. Han , K. -L. Teo

Superconducting and epitaxially grown LaFeAsOF thin films were successfully prepared on (001)-oriented LaAlO3 substrates using pulsed laser deposition. The prepared thin films show exclusively a single in-plane orientation with epitaxial…

Superconductivity · Physics 2015-05-14 M. Kidszun , S. Haindl , E. Reich , J. Haenisch , L. Schultz , B. Holzapfel

Transport measurements along the node and anti-node directions in the a-b plane of optimally doped and epitaxial thin films of YBCO are reported. Low bias magnetoresistance measurements near and below T_c show that the flux flow resistivity…

Superconductivity · Physics 2009-11-11 G. Koren , P. Aronov , E. Polturak

Using oxide substrates for functional ceramic thin film deposition beyond their usual application as chemical inert, lattice-matched support for the films represents a novel concept in ceramic thin film research. The substrates are applied…

Strongly Correlated Electrons · Physics 2009-11-10 H. -U. Habermeier

For the magnetic shape memory effect, knowledge about the interaction between martensitic and magnetic domain structure is essential. In the case of Ni-Mn-Ga bulk material and foils, a staircase-like magnetic domain structure with 90{\deg}-…

Materials Science · Physics 2019-12-23 Anett Diestel , Anja Backen , Volker Neu , Ludwig Schultz , Sebastian Fähler

A set of thin film Mn$_x$Si$_{1-x}$ alloy samples with different manganese concentration x = 0.44 - 0.63 grown by the pulsed laser deposition (PLD) method onto the Al$_2$O$_3$(0001) substrate was investigated in the temperature range 4 -…

Magnetic anisotropies of Co-implanted ZnO (0001) films grown on single-crystalline Al2O3 (11-20) substrates have been studied by ferromagnetic resonance (FMR) technique for different cobalt implantation doses. The FMR data show that the…

Mesoscale and Nanoscale Physics · Physics 2010-04-27 Numan Akdogan , Bulat Rameev , Sumeyra Guler , Osman Ozturk , Bekir Aktas , Hartmut Zabel , Rustam Khaibullin , Lenar Tagirov

We report microscopic mechanisms for an unusual magnetization reversal behavior in Co/Pt multilayers where some of the first-order reversal curves protrude outside of the major loop. Transmission x-ray microscopy reveals a fragmented stripe…

Materials Science · Physics 2009-07-14 J. E. Davies , O. Hellwig , E. E. Fullerton , M. Winklhofer , R. D. Shull , Kai Liu

Perpendicular magnetic anisotropy (PMA) and dynamic magnetization reversal process in [CoFeB $t$ nm/Pd 1.0 nm]$_n$ ($t$ = 0.4, 0.6, 0.8, 1.0, and 1.2 nm; $n$ = 2 - 20) multilayer films have been studied by means of magnetic hysteresis and…

Mesoscale and Nanoscale Physics · Physics 2014-10-14 Duc-The Ngo , Duy-Truong Quach , Quang-Hung Tran , Kristian Mølhave , The-Long Phan , Dong-Hyun Kim

We investigate magnetoresistance phenomena associated with the magnetization hard-axis collapse in polycrystalline Co thin films. Transport measurements reveal that, for specific orientations of the applied magnetic field, the system…

Other Condensed Matter · Physics 2026-05-27 Y. Fernandes , J. Geshev , A. M. H. de Andrade , A. D. C. Viegas

Epitaxial NbO2 (110) films, 20 nm thick, were grown by pulsed laser deposition on Al2O3 (0001) substrates. The Ar/O2 total pressure during growth was varied to demonstrate the gradual transformation between NbO2 and Nb2O5 phases, which was…

Materials Science · Physics 2015-07-29 Toyanath Joshi , Tess R. Senty , Pavel Borisov , Alan D. Bristow , David Lederman

MgB2 thin films were deposited using Pulsed Laser Deposition (PLD) and ex-situ annealing in Mg atmosphere. The films presented critical temperatures up to 36K and turned out to be preferentially c-oriented both on Al2O3 (r-cut) and MgO(100)…

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