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We report the investigation of magnetostrictive property of polycrystalline ZnO film at room temperature on rotating a magnetic field in the plane of the film from 0 deg to 90 deg by an indigenously developed optical cantilever beam…

材料科学 · 物理学 2026-03-31 Suman Guchhait , Saumen Chaudhuri , A. K. Das

Epitaxial thin films of SrRuO3 with large strain disorder were grown using pulsed laser deposition method which showed two distinct transition temperatures in Magnetic measurements. For the first time, we present visual evolution of…

材料科学 · 物理学 2020-01-14 Shekhar Tyagi , V. G. Sathe , Gaurav Sharma , Rajeev Rawat , Mael Guennou , Jens Kreisel

The interaction of oxygen with cobalt and cobalt-based alloys has been a very important topic in the field of spintronics as it leads to enhanced orbital anisotropy and interfacial Dzyaloshinskii-Moriya interaction (DMI), which are crucial…

This study investigates the anomalous orbital effects in iron (Fe) films with strong uniaxial anisotropy, highlighting the interactions between spin and orbital currents. Using heterogeneous YIG/Fe and YIG/Pt/Fe structures, fabricated by…

介观与纳米尺度物理 · 物理学 2026-03-26 E. Santos , U. Borges , J. L. Costa , J. B. S. Mendes , A. Azevedo

A recent theory by Chen and Zhang [Phys. Rev. Lett. 114, 126602 (2015)] predicts strongly anisotropic damping due to interfacial spin-orbit coupling in ultrathin magnetic films. Interfacial Gilbert-type relaxation, due to the spin pumping…

材料科学 · 物理学 2019-03-07 W. Cao , L. Yang , S. Auffret , W. E. Bailey

It is observed that the magnetoconductance of bilayer films of copper (Cu) and copper monoxide (CuO) has distinct features compared of that of Cu films on conventional band insulator substrates. We analyze the data above 2 K by the theory…

强关联电子 · 物理学 2015-03-19 Ko Munakata , Theodore H. Geballe , Malcolm R. Beasley

Very high magnetic anisotropies have been theoretically predicted for strained Fe-Co(-X) and indeed several experiments on epitaxial thin films seemed to confirm strain induced anisotropy enhancement. This study presents a critical analysis…

Based on first principles calculations we investigate the electronic and magnetic properties of Pt layers in Pd$(001)$/Co/Pt thin film structures exposed to an external electric field. Due to the Co underlayer, the surface Pt layers have…

材料科学 · 物理学 2021-02-10 Eszter Simon , Alberto Marmodoro , Sergiy Mankovsky , Hubert Ebert

We have studied magnetoresistance and Hall effects for 1.8-nm-thick Pt films grown on a ferrimagnetic insulator Y3Fe5O12 in a wide temperature (0.46-300 K) and magnetic-field (-15-15 T) region. In the low-temperature regime where quantum…

介观与纳米尺度物理 · 物理学 2015-06-19 Y. Shiomi , T. Ohtani , S. Iguchi , T. Sasaki , Z. Qiu , H. Nakayama , K. Uchida , E. Saitoh

Engineering magnetic anisotropy in two-dimensional systems has enormous scientific and technological implications. The uniaxial anisotropy universally exhibited by two-dimensional magnets has only two stable spin directions, demanding 180…

We report our investigation of the electronic and magnetic excitations of Sr$_3$NiIrO$_6$ by resonant inelastic x-ray scattering at the Ir L$_3$ edge. The intra-$t_{2g}$ electronic transitions are analyzed using an atomic model, including…

The two-dimensional electron gas at the interface between LaAlO$_3$ and SrTiO$_3$ (LAO/STO) exhibits gate tunable superconductivity with a characteristic dome-like shape of the critical temperature ($T_c$) in the phase diagram. As shown…

介观与纳米尺度物理 · 物理学 2021-06-24 P. Wójcik , M. P. Nowak , M. Zegrodnik

Magnetic field-driven domain wall motion in an ultrathin Pt/Co(0.45nm)/Pt ferromagnetic film with perpendicular anisotropy is studied over a wide temperature range. Three different pinning dependent dynamical regimes are clearly identified:…

无序系统与神经网络 · 物理学 2014-07-30 J. Gorchon , S. Bustingorry , J. Ferré , V. Jeudy , A. B. Kolton , T. Giamarchi

Transition-metal oxides have been a central subject of condensed matter physics for decades. In addition to novel electronic states driven by the influence of strong correlation, relativistic spin-orbit coupling effects have recently…

材料科学 · 物理学 2025-05-22 Satoshi Okamoto , Narayan Mohanta , Ho Nyung Lee , Adriana Moreo , Elbio Dagotto

We experimentally investigated disordered PtxCo1-x (here x: 0.4, 0.5 and 0.6) alloy thin films magnetic properties which depended on Pt content. The magnetic properties of PtCo films were described with two effects, one of them is the…

材料科学 · 物理学 2014-01-28 Mustafa Erkovan , Melek Türksoy Öcal , Osman Öztürk

Standing spin waves in a thin film are used as sensitive probes of interface pinning induced by an antiferromagnet through exchange anisotropy. Using coplanar waveguide ferromagnetic resonance, pinning of the lowest energy spin wave…

Ultrathin two-dimensional (2D) electronic systems at the interfaces of layered materials are highly desirable platforms for exploring of novel quantum phenomena and developing advanced device applications. Here, we investigate ultrathin…

介观与纳米尺度物理 · 物理学 2025-03-31 Zengxing Lu , Jiatai Feng , Xuan Zheng , You-guo Shi , Run-Wei Li , Carmine Autieri , Mario Cuoco , Milan Radovic , Zhiming Wang

The magnetic anisotropy in MgO-capped MnPt films and its voltage control are studied using first-principles calculations. Sharp variation of the magnetic anisotropy with film thickness, especially in the Pt-terminated film, suggests that it…

材料科学 · 物理学 2021-05-12 P. -H. Chang , W. Fang , T. Ozaki , K. D. Belashchenko

The transport and magnetic properties of correlated La{0.53}Sr{0.47}MnO{3} ultrathin films, grown epitaxially on SrTiO{3}, show a sharp cusp at the structural transition temperature of the substrate. Using a combination of experiment and…

材料科学 · 物理学 2011-09-09 Y. Segal , K. F. Garrity , C. A. F. Vaz , J. D. Hoffman , F. J. Walker , S. Ismail-Beigi , C. H. Ahn

We investigate the optical properties of an ultrathin film of a topological insulator in the presence of an in-plane magnetic field. We show that due to the combination of the overlap between the surface states of the two layers and the…

介观与纳米尺度物理 · 物理学 2015-07-29 Fariborz Parhizgar , Ali G. Moghaddam , Reza Asgari