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Related papers: Energy of Ni/Ni$_{3}$Al Interface: a Temperature-D…

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In the investigations of antiferromagnetic (AF)/ ferromagnetic (FM) bilayer samples, often distinct experimental techniques yield different values for the measured exchange anisotropy field (HE). We propose that the observed discrepancy may…

Materials Science · Physics 2007-05-23 J. R. L. de Almeida , J. R. Steiner , S. M. Rezende

Motivated by the radiation damage of solar panels in space, firstly, the results of Monte Carlo particle transport simulations are presented for proton impact on triple-junction Ga$_{0.5}$In$_{0.5}$P/GaAs/Ge solar cells, showing the proton…

Materials Science · Physics 2020-11-13 Natalia E. Koval , Fabiana Da Pieve , Emilio Artacho

The thermoelectric power (TEP) measurements have been carried out to investigate the changes in the electronic structure associated with the intermartensitic and martensitic transitions in Ni$_{2+x}$Mn$_{1-x}$Ga (0 $\le$ x $\le$ 0.19). The…

Materials Science · Physics 2009-11-11 P. A. Bhobe , J. H. Monteiro , J. C. Cascalheira , S. K. Mendiratta , K. R. Priolkar , P. R. Sarode

The temperature dependence of the electrical resistivity of the heterostructures consisting of single crystalline LaMnO$_3$ samples with different crystallographic orientations covered by the epitaxial ferroelectric…

Strongly Correlated Electrons · Physics 2017-10-20 D. P. Pavlov , I. I. Piyanzina , V. M. Mukhortov , A. M. Balbashov , D. A. Tayurskii , I. A. Garifullin , R. F. Mamin

Ab-initio calculations have been used to study the influence of the interface morphology and, notably, of the exchange reaction on the electronic properties of Al/GaN (100) interfaces. In particular, the effects of interface structure (i.e.…

Materials Science · Physics 2009-10-31 S. Picozzi , A. Continenza , S. Massidda , A. J. Freeman , N. Newman

We investigate the adsorption of a Ni monolayer on the $\beta$-SiC(001) surface by means of highly precise first-principles all-electron FLAPW calculations. Total energy calculations for the Si- and C-terminated surfaces reveal high Ni-SiC…

Materials Science · Physics 2009-11-07 G. Profeta , A. Continenza , A. J. Freeman

The Thermal Boundary Resistance at the interface between a nanosized Al film and an Al_{2}O_{3} substrate is investigated at an atomistic level. A room temperature value of 1.4 m^{2}K/GW is found. The thermal dynamics occurring in…

We provide accurate Monte Carlo results for the free energy of interfaces with periodic boundary conditions in the 3D Ising model. We study a large range of inverse temperatures, allowing to control corrections to scaling. In addition to…

High Energy Physics - Lattice · Physics 2008-11-26 Michele Caselle , Martin Hasenbusch , Marco Panero

Theoretical analysis and experimental results on the combustion in the Ni-Al layered system are presented. Combustion wave temperature and velocity were measured and microstructural and compositional determinations were made. The latter…

Chemical Physics · Physics 2009-09-25 A. S. Shteinberg , V. A. Shcherbakov , Z. A. Munir

First-principles calculations based on density-functional theory in the pseudo-potential approach have been performed for the total energy, crystal structure and cell polarization for SrTaO$_2$N/SrTiO$_3$ heterostructures. Different…

A detailed study of the exchange bias effect and the interfacial electronic structure in Ni/Co3O4(011) is reported. Large exchange anisotropies are observed at low temperatures, and the exchange bias effect persists to temperatures well…

Materials Science · Physics 2015-03-13 C. A. F. Vaz , E. I. Altman , V. E. Henrich

To gain a deeper insight into the anomalous yield behavior of Ni3Al, it is essential to obtain temperature-dependent formation Gibbs energies of the relevant planar defects. Here, the Gibbs energy of the complex stacking fault (CSF) is…

Materials Science · Physics 2025-08-22 Xiang Xu , Xi Zhang , Andrei Ruban , Siegfried Schmauder , Blazej Grabowski

Here, we quantitatively determine the impact of III-V/Si interface atomic configuration on the wetting properties of the system. Based on a description at the atomic scale using density functional theory, we first show that it is possible…

Materials Science · Physics 2023-08-22 S. Pallikkara Chandrasekharan , I. Lucci , D. Gupta , C. Cornet , L. Pedesseau

In the investigations of antiferromagnetic (AF)/ ferromagnetic (FM) bilayer samples, often distinct experimental techniques yield different values for the measured exchange anisotropy field (HE). Using a simple microscopic model for…

Materials Science · Physics 2009-11-10 J. R. L. de Almeida , J. R. Steiner , S. M. Rezende

Charge transfer induced interfacial ferromagnetism and its impact on the exchange bias effect in La$_{0.7}$Sr$_{0.3}$MnO$_3$/NdNiO$_3$ correlated oxide heterostructures were investigated by soft x-ray absorption and x-ray magnetic circular…

Materials Science · Physics 2020-04-29 K. Chen , C. Luo , B. B. Chen , R. M. Abrudan , G. Koster , S. K. Mishra , F. Radu

The structural, electronic, and magnetic properties of (100)-oriented Co$_{2}$MnAl/MgO and Co$_{2}$MnAl/GaAs heterostructures are investigated using plane-wave pseudopotential density functional theory. For the Co$_{2}$MnAl/MgO, CoCo-MgMg,…

Materials Science · Physics 2025-08-25 Amar Kumar , Mitali , Sujeet Chaudhary , Sharat Chandra

Heterointerfaces have been pivotal in unveiling extraordinary interfacial properties and enabling multifunctional material platforms. Despite extensive research on all-oxide interfaces, heterointerfaces between different material classes,…

The temperature dependence of the symmetry energy and the symmetry free energy coefficients of atomic nuclei is investigated in a finite temperature Thomas-Fermi framework employing the subtraction procedure. A substantial decrement in the…

Nuclear Theory · Physics 2015-06-04 J. N. De , S. K. Samaddar

We study the dependence of magnetic interactions and Curie temperature in Ni(1+x)MnSb system on the Ni concentration within the framework of the density-functional theory. The calculation of the exchange parameters is based on the…

Materials Science · Physics 2009-11-11 E. Sasioglu , L. M. Sandratskii , P. Bruno

The secondary phase, such as Ni$_3$Al-based $L1_2$ $\gamma^\prime$, is crucially important for precipitation strengthening of superalloys. Composition-structure-property relations provide useful insights for guided alloy design. Here we use…

Materials Science · Physics 2023-06-22 Nikolai A. Zarkevich , Timothy M. Smith , John W. Lawson