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19962026
most citedEfficient metallic spintronic emitters of ultrabroadband terahertz radiation

947 citations

Showing cond-mat.mtrl-sciShow all

114 papers · 1 filter

cond-mat.mtrl-sci2026

Charge-to-spin conversion in epitaxial and polycrystalline Bi and Bi/Ag layers

Federica Nasr, Emir Karadža, Santos F. Alvarado +9

Bi is predicted to be an efficient generator of spin-orbit torques (SOTs), with charge-to-spin conversion efficiency comparable to those of prototypical heavy metals, such as Ta, W…

cond-mat.mtrl-sci2026

Phase equilibria in MnSb2Te4-GeSb2Te4 system and magnetic properties of Mn1-xGexSb2Te4 solid solutions

Fuad Safarov, Dunya Babanly, Jerome Robert +4

As a sister compound of the antiferromagnetic topological insulator MnBi2Te4, MnSb2Te4 is also a candidate for exotic magnetic topological phases. On the other hand, the structural…

cond-mat.mtrl-sci2026

Spin-polarization of the electric current in half-metallic CoMnSi Heusler thin films

José Solano Córdova, Anna Maria Friedel, Quentin Rossi +6

Using propagating spin wave spectroscopy we measure the spin wave Doppler shift in patterned MgO/CoMnSi/MgO thin films and determine the degree of spin-polarization of the elec…

cond-mat.mtrl-sci2026

Strain-driven magnetic anisotropy and spin reorientation in epitaxial Co V 2 O 4 spinel oxide thin films

Lamiae El Khabchi, Laurent Schlur, Jérôme Robert +9

CoV___O___ (CVO) stands out among spinel vanadates for its ultra-short V-V distances, placing it at the brink of itinerant electron behaviour-an ideal playground for strain enginee…

cond-mat.mtrl-sci2025

An underdog story: Re-emergence of a polar instability at high pressure in KNbO3

Mohamad Baker Shoker, Sitaram Ramakrishnan, Boris Croes +12

Ferroelectricity in perovskites is known to be suppressed by a moderate hydrostatic pressure. The notion that a polar instability should reappear in a higher pressure regime is wel…

cond-mat.mtrl-sci2025★ 2 cited

Spin wave resonance in yttrium iron garnet stripe domains

Daniel Prestwood, Chris E. A. Barker, Kilian D. Stenning +15

We study a thin film yttrium iron garnet sample that exhibits magnetic stripe domains due to a small perpendicular magnetic anisotropy. Using wide-field magneto-optic Kerr effect m…

cond-mat.mtrl-sci2025★ 1 cited

Atomic scale structure and dynamical properties of (TeO)-(NaO) glasses through first-principles modeling and XRD measurements

Firas Shuaib, Assil Bouzid, Remi Piotrowski +10

We resort to first-principles molecular dynamics, in synergy with experiments, to study structural evolution and Na cation diffusion inside (TeO)-(NaO) (x…

cond-mat.mtrl-sci2024★ 1 cited

Molecular spin-probe sensing of H-mediated changes in Co nanomagnets

A. Fétida, O. Bengone, C. Goyhenex +4

The influence of hydrogen on magnetization is of significant interest to spintronics. Understanding and controlling this phenomenon at the atomic scale, particularly in nanoscale s…

cond-mat.mtrl-sci2024★ 2 cited

Freestanding perovskite and infinite-layer nickelate membranes

Hoshang Sahib, Laurent Schlur, Kumara Cordero +3

Following the discovery of superconductivity in hole-doped NdNiO infinite-layer thin films, extensive research has been conducted particularly to compare these materials with c…

cond-mat.mtrl-sci2024★ 2 cited

Structural properties of amorphous NaOCl electrolyte by first-principles and machine learning molecular dynamics

T. -L. Pham, M. Guerboub, S. D. Wansi Wendj +6

Solid-state electrolytes mark a significant leap forward in the field of electrochemical energy storage, offering improved safety and efficiency compared to conventional liquid ele…

cond-mat.mtrl-sci2024★ 3 cited

Van der Waals epitaxy of Weyl-semimetal Td-WTe

Alexandre Llopez, Frédéric Leroy, Calvin Tagne-Kaegom +13

Epitaxial growth of WTe offers significant advantages, including the production of high-qualityfilms, possible long range in-plane ordering and precise control over layer thick…

cond-mat.mtrl-sci2024★ 6 cited

Signatures of canted antiferromagnetism in infinite-layer nickelates studied by x-ray magnetic dichroism

G. Krieger, H. Sahib, F. Rosa +10

We report an experimental study of the magnetic properties of infinite-layer Nd1-xSrxNiO2 thin films by x-ray magnetic circular dichroism (XMCD) at Ni L3,2 and Nd M5,4 edges. We sh…

cond-mat.mtrl-sci2023★ 21 cited

Quantum Confinement and Electronic Structure at the Surface of van der Waals Ferroelectric α-InSe

Geoffroy Kremer, Aymen Mahmoudi, Adel M'Foukh +11

Two-dimensional (2D) ferroelectric (FE) materials are promising compounds for next-generation nonvolatile memories, due to their low energy consumption and high endurance. Among th…

cond-mat.mtrl-sci2023★ 35 cited

Charge distribution across capped and uncapped infinite-layer neodymium nickelate thin films

Aravind Raji, Guillaume Krieger, Nathalie Viart +3

Charge ordering (CO) phenomena have been widely debated in strongly-correlated electron systems mainly regarding their role in high-temperature superconductivity. Here, we elucidat…

cond-mat.mtrl-sci2023★ 8 cited

On the photovoltaic effect asymmetry in ferroelectrics

S. Semak, V. Kapustianyk, Yu. Eliyashevskyy +5

Despite symmetrical polarization, the magnitude of a light-induced voltage is known to be asymmetric with respect to poling sign in many photovoltaic (PV) ferroelectrics (FEs). Thi…

cond-mat.mtrl-sci2022★ 28 cited

Synthesis of infinite-layer nickelates and influence of the capping-layer on magnetotransport

Guillaume Krieger, Aravind Raji, Laurent Schlur +7

The recent discovery of a zero-resistance state in nickel-based compounds has generated a re-excitement about the long-standing problem in condensed matter of high-critical-tempera…

cond-mat.mtrl-sci2022★ 24 cited

The interplay of local electron correlations and ultrafast spin dynamics in fcc Ni

Tobias Lojewski, Mohamed F. Elhanoty, Loïc Le Guyader +48

The complex electronic structure of metallic ferromagnets is determined by a balance between exchange interaction, electron hopping leading to band formation, and local Coulomb rep…

cond-mat.mtrl-sci2022★ 14 cited

Non-Ising domain walls in c-phase ferroelectric lead titanate thin films

Christian Weymann, Salia Cherifi-Hertel, Céline Lichtensteiger +4

Ferroelectrics are technologically important, with wide application in micromechanical systems, nonlinear optics, and information storage. Recent discoveries of exotic polarisation…

cond-mat.mtrl-sci2022★ 17 cited

Spin wave study of magnetic perpendicular surface anisotropy in single crystalline MgOFeMgO films

José Solano, Olga Gladii, Pierre Kuntz +3

Broadband ferromagnetic resonance is measured in single crystalline Fe films of varying thickness sandwiched between MgO layers. An exhaustive magnetic characterization of the film…

cond-mat.mtrl-sci2022

Impact of 3D curvature on the polarization orientation in non-Ising domain walls

Ulises Acevedo-Salas, Boris Croes, Yide Zhang +11

Ferroelectric domain boundaries are quasi-two-dimensional functional interfaces with high prospects for nanoelectronic applications. Despite their reduced dimensionality, they can…

cond-mat.mtrl-sci2022★ 8 cited

Thermal spin current generation in the multifunctional ferrimagnet GaFeO

Alberto Anadón, Elodie Martin, Suvidyakumar Homkar +16

In recent years, multifunctional materials have attracted increasing interest for magnetic memories and energy harvesting applications. Magnetic insulating materials are of special…

cond-mat.mtrl-sci2022★ 5 cited

Laser induced ultrafast Gd 4f spin dynamics in Co100-xGdx alloys by means of time-resolved XMCD

T. Ferté, M. Beens, G. Malinowski +8

We have studied the laser induced ultrafast quenching of Gd 4f magnetic order in ferrimagnetic Co100-xGdx alloys to highlight the role of the inter-atomic exchange coupling. We hav…

cond-mat.mtrl-sci2022★ 5 cited

Toward accurate polarization estimation in nanoscopic systems

Sambit Mohapatra, Wolfgang Weber, Martin Bowen +2

The nanoscopic characterization of ferroelectric thin films is crucial from their device application point of view. Standard characterization techniques are based on detecting the…

cond-mat.mtrl-sci2022★ 4 cited

Inverse spin crossover in fluorinated Fe(1,10-phenanthroline)(NCS) adsorbed on Cu (001) surface

R. Pasquier, K. Rassoul, M. Alouani

Density functional theory (DFT) including van der Waals weak interaction in conjunction with the so called rotational invariant DFT+U, where is the Hubbard interaction of the i…