Showing 2025 · cond-mat.mtrl-sciShow all

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cond-mat.mtrl-sci2025

Spin-Reorientation Dynamics and Strong-Spin Phonon Coupling in Ce-substituted SmCrO

Shaona Das, Ravi Kiran Dokala, Subhash Thota

We report the influence of Ce substitution on the magnetic structures and phonon dynamics in SmCrO perovskites. Magnetic landscapes are spanned by long-range canted anti…

cond-mat.mtrl-sci2025

Giant-Magnetocaloric effect and phonon dynamics in (GdCe)CrO

Ravi Kiran Dokala, Shaona Das, Subhash Thota

We investigate the effect of Ce substitution on the magnetic ordering and phonon dynamics of the GdCrO orthorhombic perovskite. The Ce doped compound exhibits long-range…

cond-mat.mtrl-sci2025★ 16 cited

Magnetic properties of the FeSiB-FePB system

Daniel Hedlund, Johan Cedervall, Alexander Edström +6

The magnetic properties of the compound FeSiPB have been studied, with a focus on the Curie temperature , saturation magnetization $M_\textrm{S}…

cond-mat.mtrl-sci2025★ 9 cited

Spin polarization engineering in -wave altermagnets

Mohsen Yarmohammadi, Marco Berritta, Marin Bukov +3

Altermagnets host unconventional spin-polarized bands despite zero net magnetization, but controlling their spin structure remains challenging. We propose a multi-field approach to…

cond-mat.mtrl-sci2025★ 1 cited

Temperature and magnetic field dependent -factors in electron spin resonance spectroscopy

Sebastian Kalhöfer

We propose that phonons coupled to electrons play an important role in both the fundamental phenomenology of electron spin resonance as well as the interpretation of such measureme…

cond-mat.mtrl-sci2025★ 1 cited

Real-space first-principles approach to orbitronic phenomena in metallic multilayers

Ramon Cardias, Hugo U. R. Strand, Anders Bergman +2

We develop a real-space first-principles method based on density functional theory to investigate orbitronic phenomena in complex materials. Using the Real-Space Linear Muffin-Tin…

cond-mat.mtrl-sci2025

Theory of Momentum-Resolved Electron Energy-Loss Spectra of Coupled Phonon and Magnon Excitations

José Ángel Castellanos-Reyes, Ivan P. Miranda, Paul M. Zeiger +2

We develop a theory of momentum-resolved electron energy-loss spectra in the scanning transmission microscope (STEM-EELS) that captures the effects of coupled phonon and magnon exc…

cond-mat.mtrl-sci2025

Origin of circular and triangular pores in electron-irradiated hexagonal boron nitride

Umair Javed, Manuel Langle, Vladimir Zobac +9

For nearly two decades, it has been known that electron irradiation of hexagonal boron nitride (hBN) in a transmission electron microscope leads to the formation of triangular pore…

cond-mat.mtrl-sci2025★ 6 cited

Role of hydrogen dynamics and deposition conditions in photochromic YHO/MoO bilayer films

Edvards Strods, Martins Zubkins, Viktors Vibornijs +6

Oxygen-containing yttrium hydride (YHO) and molybdenum trioxide (MoO) bilayer films (YHO/MoO) are produced using reactive magnetron sputtering, and their photochromic prope…

cond-mat.mtrl-sci2025★ 4 cited

Sodium induced beneficial effects in wide bandgap Cu(In,Ga)S2 solar cell with 15.7% efficiency

Arivazhagan Valluvar Oli, Kulwinder Kaur, Michele Melchiorre +10

This study underscores the pivotal role of sodium (Na) supply in optimizing the optoelectronic properties of wide bandgap (~1.6 eV) Cu(In,Ga)S2 (CIGS) thin film absorbers for high…

cond-mat.mtrl-sci2025

Unconventional orbital currents and torques due to ferro-rotational orbital textures

Daegeun Jo, Peter M. Oppeneer

Orbital angular momentum transport has emerged as a promising route for manipulating magnetic devices, yet its generation has largely relied on the conventional orbital Hall effect…

cond-mat.mtrl-sci2025★ 6 cited

Generation of Phonons with Angular Momentum During Ultrafast Demagnetization

M. S. Mrudul, Markus Weißenhofer, Peter M. Oppeneer

A major question in the field of femtosecond laser-induced demagnetization is whereto the angular momentum lost by the electrons is transferred. Recent ultrafast electron diffracti…

cond-mat.mtrl-sci2025★ 2 cited

Hybrid micromagnetic and atomistic modeling of magnetization dynamics induced by engineered defects

Nastaran Salehi, Olle Eriksson, Johan Hellsvik +1

This study presents a 3D version of multiscale approach for investigating magnetization dynamics in multiscale, hybrid micromagnetic-atomistic simulations. The present work introdu…

cond-mat.mtrl-sci2025★ 31 cited

Fermiology and Band Structure of Oxygen-Terminated Ti3C2Tx MXene

Martin Magnuson, Per Eklund, Craig Polley

The class of two-dimensional carbides and nitrides known as MXenes exhibit remarkable electronic properties. Tailoring these properties, however, requires an in-depth understanding…

cond-mat.mtrl-sci2025★ 4 cited

Edge non-collinear magnetism in nanoribbons of Fe3GeTe2 and Fe3GaTe2

R. Cardias, Anders Bergman, Hugo U. R. Strand +2

Fe3GeTe2 and Fe3GaTe2 are ferromagnetic conducting materials of van der Waals-type with unique magnetic properties that are highly promising for the development of new spintronic,…

cond-mat.mtrl-sci2025

Femtosecond charge and spin dynamics in CoPt alloys

Martin Pavelka, Simon Marotzke, Ru-Pan Wang +19

The use of advanced X-ray sources plays a key role in the study of dynamic processes in magnetically ordered materials. The progress in X-ray free electron lasers enables the direc…