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The in-plane resistivity and uniform magnetic susceptibility anisotropies of $BaFe_{2}As_{2}$ are obtained with a new method, in which a large symmetry-breaking uniaxial strain is applied using a substrate with a very anisotropic thermal…

Controlling magnetic anisotropy is a key requirement for the fundamental understanding of molecular magnetism and is a prerequisite for numerous applications in magnetic storage, spintronics, and all-spin logic devices. In order to address…

Magnetic anisotropies have key role to taylor magnetic behavior in ferromagnetic systems. Further, they are also essential elements to manipulate the thermoelectric response in Anomalous Nernst (ANE) and Longitudinal Spin Seebeck systems…

X-ray absorption spectroscopy was used to determine the valence state in La$_2$Co$_{1-x}$Mn$_{1+x}$O$_6$ ($x\approx 0.23$) thin films. We found that in spite of the non-stoichiometry, Co is in a divalent state while Mn ions show a mixed…

Magnetoelectric (ME) effect refers to the coupling between electric and magnetic fields in a medium resulting in electric polarization induced by magnetic fields and magnetization induced by electric fields. The linear ME effect in certain…

Atomic Physics · Physics 2021-03-16 Sushree S. Sahoo , Soumya R. Mishra , G. Rajalakshmi , Ashok K. Mohapatra

The thermodynamics of a spin-1/2 magnetic multilayer system with antiferromagnetic interplanar couplings is studied using the Pair Approximation method. The special attention is paid to magnetocaloric properties, quantified by isothermal…

Materials Science · Physics 2014-09-09 Karol Szałowski , Tadeusz Balcerzak

Density functional theory (DFT), including its extensions designed to treat strongly correlated localized electron systems such as DFT+$U$ and DFT+dynamical mean field theory, has proven exceedingly useful in studying the magnetic…

Materials Science · Physics 2025-06-09 Y. Lee , Z. Ning , R. Flint , R. J. McQueeney , I. I. Mazin , Liqin Ke

By Monte Carlo simulations in the canonical ensemble, we have studied the magnetic anisotropy in Fe/Dy amorphous multilayers. This work has been motivated by experimental results which show a clear correlation between the magnetic…

Materials Science · Physics 2008-07-09 Etienne Talbot , Pierre Emmanuel Berche , Denis Ledue

The results of first principles calculations of the electronic structure and the electron-phonon interaction in MgB2 are used to study theoretically the temperature dependence and anisotropy of the magnetic field penetration depth. The…

Superconductivity · Physics 2009-11-07 A. A. Golubov , A. Brinkman , O. V. Dolgov , J. Kortus , O. Jepsen

Band gap tuning and dielectric properties of small organic ligands adsorbed on tin monolayers (stanene) have been investigated using first-principles calculations. Charge density analysis using density-functional theory shows that the…

Materials Science · Physics 2020-09-01 Andre Oliveira , Andreia Luisa da Rosa , Thomas Frauenheim

We present a systematic study of the magnetic properties of L1$_0$ binary alloys FeNi, CoNi, MnAl and MnGa via two different density functional theory approaches. Our calculations show large magnetocrystalline anisotropies in the order…

Materials Science · Physics 2015-02-23 Alexander Edström , Jonathan Chico , Adam Jakobsson , Anders Bergman , Jan Rusz

Theoretically, the presence of a metallic nanoparticle enhances the intermolecular energy transfer. We calculate this enhancement factor with a modal approach pertaining analytical results in the case of a nanosphere. We calculate the…

Mesoscale and Nanoscale Physics · Physics 2019-07-02 Titus Sandu , Catalin Tibeica , Oana Nedelcu , Mihai Gologanu

We have constructed an analytic formula to treat the perpendicular magnetic anisotropy energy in ferromagnetic metals with low symmetry, such as C4V and C3V. We find that the anisotropy energy is proportional to a part of the expectation…

Materials Science · Physics 2019-03-27 Yoshishige Suzuki , Shinji Miwa

The Chiral Magnetic Effect (CME) is a phenomenon in which electric charge is separated by a strong magnetic field from local domains of chirality imbalance and parity violation in quantum chromodynamics (QCD). The CME-sensitive observable,…

Data Analysis, Statistics and Probability · Physics 2025-11-06 Han-Sheng Li , Yicheng Feng , Fuqiang Wang

In materials with an intrinsic magnetoelectric (ME) effect, the energy density comprises the polarization, magnetization and ME energy densities. These three components of energy define local (subwavelength) characteristics of…

Mesoscale and Nanoscale Physics · Physics 2023-06-21 E. O. Kamenetskii

The results of a study of magnetoactive elastomers (MAEs) consisting of an elastomer matrix with embedded ferromagnetic particles are presented. A continuous critical bending induced by the magnetic field, characterized by a critical…

Soft Condensed Matter · Physics 2021-02-03 V. M. Kalita , Yu. I. Dzhezherya , S. V. Cherepov , Yu. B. Skirta , A. V. Bodnaruk , G. G. Levchenko

We show that in the metallic phase of a two dimensional electron gas the spin-orbit coupling due to structure inversion asymmetry leads to a characteristic anisotropy in the magnetoconductance. Within the assumption that the metallic phase…

Mesoscale and Nanoscale Physics · Physics 2016-08-31 P. Schwab , R. Raimondi

We report the magnetic phase diagram of Mn$_{1-x}$Fe$_{x}$PSe$_3$ which represents a random magnet system of two antiferromagnetic systems with mixed spin, mixed spin anisotropies, mixed nearest neighbor magnetic interactions and mixed…

We obtain control of magnetic anisotropy in epitaxial (Ga,Mn)As by anisotropic strain relaxation in patterned structures. The strain in the structures is characterized using sophisticated X-ray techniques. The magnetic anisotropy before…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 J. Wenisch , C. Gould , L. Ebel , J. Storz , K. Pappert , M. J. Schmidt , C. Kumpf , G. Schmidt , K. Brunner , L. W. Molenkamp

We present a computational study of individual and pairs of substitutional Mn impurities on the (110) surface of GaAs samples based on density functional theory. We focus on the anisotropy properties of these magnetic centers and their…

Strongly Correlated Electrons · Physics 2011-08-29 M. Fhokrul Islam C. M. Canali