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Related papers: Electric-field-induced magnetization changes in Co…

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Fe/Co bilayers were made using ion beam sputtering and then were subjected to nitrogen-ion irradiation to explore the influence of irradiation on their magnetic properties. Magnetization studies of Fe/Co bilayers along with their irradiated…

Strongly Correlated Electrons · Physics 2012-02-29 Harkirat Singh , Ratnesh Gupta , Ashish Khandelwal , Chiranjib Mitra

The effect of electric field, applied on systems in the nanoscale regime has attracted a lot of research in recent times. We highlight some of the recent results in the field of single molecule electronics and then move on to focus on some…

Materials Science · Physics 2008-10-11 S. Lakshmi , Sudipta Dutta , Swapan K. Pati

We report on experiments giving evidence for quantum effects of electromagnetic flux in barium alumosilicate glass. In contrast to expectation, below 100 mK the dielectric response becomes sensitive to magnetic fields. The experimental…

Condensed Matter · Physics 2009-10-31 P. Strehlow , M. Wohlfahrt , A. G. M. Janssen , R. Haueisen , G. Weiss , C. Enss , S. Hunklinger

The magnetization switching of a thin ferromagnetic layer placed on top of a heavy metal (such as Pt, Ta or W) driven by an in-plane current has been observed in recent experiments. The magnetization dynamics of these processes is studied…

Materials Science · Physics 2015-06-16 G. Finocchio , M. Carpentieri , E. Martinez , B. Azzerboni

We have investigated the field-induced-changes in both the magnetization and the polarization in ferromagnet/Insulator/ferroelectric (FM/I/FE) multilayer by following both the Stoner-Wohlfarth (SW) model and the Landau theory. It has been…

Materials Science · Physics 2012-01-13 Hui Zhang

In this work, we investigate the irreversible effects of an applied electric field on the magnetotransport properties of LaAlO3/SrTiO3 conducting interfaces, with focus on their multiband character. We study samples of different types,…

We investigated the effect of an electric field on the interface magnetic anisotropy of a thin MgO/Fe/MgO layer using density functional theory. The perpendicular magnetic anisotropy energy (MAE) increases not only under electron depletion…

Materials Science · Physics 2015-06-23 Daiki Yoshikawa , Masao Obata , Yusaku Taguchi , Shinya Haraguchi , Tatsuki Oda

Electric-field controlled magnetization dynamics is an important integrant in low power spintronic devices. In this letter, we demonstrate electric-field induced parametric excitation for CoFeB/MgO junctions by using interfacial in-plane…

Mesoscale and Nanoscale Physics · Physics 2021-12-28 Angshuman Deka , Bivas Rana , Ryo Anami , Katsuya Miura , Hiromasa Takahashi , YoshiChika Otani , Yasuhiro Fukuma

In the effective Ising spin-1/2 antiferromagnetic chain system BaCo$_2$V$_2$O$_8, the magnetic-field influence is highly anisotropic. For magnetic fields along the easy axis $c$, the N\'{e}el order is strongly suppressed already for low…

Strongly Correlated Electrons · Physics 2015-06-15 S. K. Niesen , G. Kolland , M. Seher , O. Breunig , M. Valldor , M. Braden , B. Grenier , T. Lorenz

Spin-orbit coupling introduces chirality into electronic structure. This can have profound effects on the magnetization induced by orbital motion of electrons. Here we derive a formula for the orbital magnetization of interacting electrons…

Strongly Correlated Electrons · Physics 2014-09-23 R. Nourafkan , G. Kotliar , A. -M. S. Tremblay

Ab initio calculations show an antiferromagnetic-ferromagnetic phase transition around 9-10 GPa and a magnetic anomaly at 12 GPa in BiFeO3. The magnetic phase transition also involves a structural and insulator-metal transition. The G-type…

Materials Science · Physics 2012-12-20 Hong-Jian Feng

Controlling magnetism by purely electrical means is a key challenge to better information technology1. A variety of material systems, including ferromagnetic (FM) metals2,3,4, FM semiconductors5, multiferroics6,7,8 and magnetoelectric (ME)…

Mesoscale and Nanoscale Physics · Physics 2018-03-21 Shengwei Jiang , Jie Shan , Kin Fai Mak

In this letter, we demonstrate electric field-induced band modification of an asymmetrically twisted hBN/BLG/hBN supermoire lattice. Distinct from unaligned BLG/hBN systems, we observe regions in the density-displacement field (n-D) plane…

Mesoscale and Nanoscale Physics · Physics 2025-02-07 Priya Tiwari , Kenji Watanabe , Takashi Taniguchi , Aveek Bid

Extremely strong magnetic fields change the vacuum index of refraction. Although this polarization dependent effect is small for typical neutron stars, it is large enough to decouple the polarization states of photons traveling within the…

Astrophysics · Physics 2009-10-31 Jeremy S. Heyl , Nir J. Shaviv

This work addresses the effect of substituting Mn$^{3+}$ by Fe$^{3+}$ at the octahedral site of TbMnO$_3$ on the magnetic phase sequence, ferroelectric and magnetoelectric properties, keeping the Fe$^{3+}$ concentration below 5%. The…

Strongly Correlated Electrons · Physics 2017-05-29 R. Vilarinho , E. Queiros , D. J. Passos , D. A. Mota , P. B. Tavares , M. Mihalik , M. Zentkova , M. Mihalik , A. Almeida , J. Agostinho Moreira

We demonstrate that the magnetization of a ferromagnet in contact with an antiferromagnetic multiferroic (LuMnO3) can be speedily reversed by electric field pulsing, and the sign of the magnetic exchange bias can switch and recover…

Materials Science · Physics 2015-05-19 V. Skumryev , V. Laukhin , I. Fina , X. Martí , F. Sánchez , M. Gospodinov , J. Fontcuberta

We report the first magnetic-field-dependent Raman scattering studies on Pb(Zr,Ti)O3-CoFe2O4 bilayer multiferroic system. The phonon frequencies of the nano-bilayers obviously change with magnetic field, which is absent in the single…

Materials Science · Physics 2009-02-17 Zheng Li , Yao Wang , Yuanhua Lin , Cewen Nan

Over the past decade, ultrafast electron dynamics in the solid state have been extensively studied using various strong light-matter interaction techniques, such as high-harmonic generation. These studies lead to multiple interpretations of…

We theoretically study photoinduced magnetic phase transitions and their dynamical processes in the Kondo-lattice model on a cubic lattice. It is demonstrated that light irradiation gives rise to magnetic phase transitions from the…

Strongly Correlated Electrons · Physics 2025-04-18 Ryo Hamano , Masahito Mochizuki

Magnetic field induced antiferromagnetic phase of the underdoped cuprates is studied within the t-t'-J model. A magnetic field suppresses the pairing amplitude, which in turn may induce antiferromagnetism. We apply our theory to interpret…

Superconductivity · Physics 2008-03-13 Wei-Qiang Chen , Kai-Yu Yang , T. M. Rice , F. C. Zhang