559 citations · 980 across the 22 of their papers we have counts for
22 papers
Anisotropic-Strain Control of The Magnetic Structure in Mn\textsubscript{3}GaN
Roman Malyshev, Ingeborg-Helene Svenum, Sverre M. Selbach +1
A first principles study is conducted to explore the changes in the magnetic structure of Mn\textsubscript{3}GaN under anisotropic biaxial strain. Mn\textsubscript{3}GaN is an anti…
Shear Strain-Induced Multiferroic Response in the Altermagnetic Semiconductor CuFeS
Roman Malyshev, Bjørnulf Brekke, Ingeborg-Helene Svenum +4
CuFeS is an altermagnetic semiconductor that is lattice-matched with silicon and has a high Néel temperature. It is nonpolar and magnetically compensated in its structural grou…
Metal-organic Pulsed Laser Deposition for Complex Oxide Heterostructures
Jung-Woo Lee, Jieun Kim, Anthony L. Edgeton +21
Point defects in complex oxide thin films play a critical role in determining material properties but remain challenging to control with precision. This study introduces metal-orga…
Effect of Biaxial Strain on Cation Octahedral Rotations and Magnetic Structure of the Antiperovskite MnGaN
Roman Malyshev, Ingeborg-Helene Svenum, Sverre M. Selbach +1
Density functional theory is used to study the effect of compressive and tensile biaxial strain on MnGaN. MnGaN is a non-collinear antiferromagnetic antiperovskite with…
Low-energy Properties of Electrons and Holes in CuFeS
Bjørnulf Brekke, Roman Malyshev, Ingeborg-Helene Svenum +4
The antiferromagnetic semiconductor CuFeS belongs to a magnetic symmetry class that is of interest for spintronics applications. In addition, its crystal lattice is compatible…
In-plane quasi-single-domain BaTiO via interfacial symmetry engineering
J. W. Lee, K. Eom, T. R. Paudel +18
The control of the in-plane domain evolution in ferroelectric thin films is not only critical to understanding ferroelectric phenomena but also to enabling functional device fabric…
Magnetodynamic properties of dipole-coupled 1D magnonic crystals
Suraj Singh, Xiansi Wang, Ankit Kumar +4
Magnonic crystals are magnetic metamaterials, that provide a promising way to manipulate magnetodynamic properties by controlling the geometry of the patterned structures. Here, we…
Effect of pseudo-cubic (111)-oriented orthorhombic substrate facets on perovskite oxide thin film synthesis
K. Kjærnes, T. Bolstad, D. M. Evans +5
Strain engineering with different substrate facets is promising for tuning functional properties of thin film perovskite oxides. By choice of facet, different surface symmetries an…
Uniaxial Néel Vector Control in Perovskite Oxide Thin Films by Anisotropic Strain Engineering
K. Kjærnes, I. Hallsteinsen, R. V. Chopdekar +5
Antiferromagnetic thin films typically exhibit a multi-domain state, and control of the antiferromagnetic Néel vector is challenging as antiferromagnetic materials are robust to ma…
Controlling spin current polarization through non-collinear antiferromagnetism
T. Nan, C. X. Quintela, J. Irwin +20
The spin-Hall effect describes the interconversion of charge currents and spin currents, enabling highly efficient manipulation of magnetization for spintronics. Symmetry condition…
Epitaxial antiperovskite/perovskite heterostructures for materials design
Camilo X. Quintela, Kyung Song, Ding-Fu Shao +9
We demonstrate fabrication of atomically sharp interfaces between nitride antiperovskite MnGaN and oxide perovskites (LaSr)(AlTa)O (LS…
3D sub-nanoscale imaging of unit cell doubling due to octahedral tilting and cation modulation in strained perovskite thin films
Magnus Nord, Andrew Ross, Damien McGrouther +5
Determining the 3-dimensional crystallography of a material with sub-nanometre resolution is essential to understanding strain effects in epitaxial thin films. A new scanning trans…
Oxygen vacancies in bulk and at neutral domain walls in hexagonal YMnO
Sandra H. Skjærvø, Didrik R. Småbråten, Nicola A. Spaldin +2
We use density functional calculations to investigate the accommodation and migration of oxygen vacancies in bulk hexagonal YMnO, and to study interactions between neutral ferr…
Octahedral coupling in (111)- and (001)-oriented LaSrMnO/SrTiO heterostructures
Magnus Moreau, Sverre M. Selbach, Thomas Tybell
Rotations and distortions of oxygen octahedra in perovskites play a key role in determining their functional properties. Here we investigate how octahedral rotations can couple fro…
Goldstone-like phonon modes in a (111)-strained perovskite
A. Marthinsen, S. M. Griffin, M. Moreau +3
Goldstone modes are massless particles resulting from spontaneous symmetry breaking. Although such modes are found in elementary particle physics as well as in condensed matter sys…
Assessing electron beam sensitivity for SrTiO and LaSrMnO using electron energy loss spectroscopy
Magnus Nord, Per Erik Vullum, Ingrid Hallsteinsen +2
Thresholds for beam damage have been assessed for LaSrMnO and SrTiO as a function of electron probe current and exposure time at 80 and 200 kV acceleration…
Thickness and temperature dependence of the magnetodynamic damping of pulsed laser deposited on (111)-oriented SrTi
Vegard Flovik, Ferran Macià, Sergi Lendínez +4
We have investigated the magnetodynamic properties of (LSMO) films of thickness 10, 15 and 30 nm grown on (111)-oriented SrTi$\text{O}_…
Controlling the switching field in nanomagnets by means of domain-engineered antiferromagnets
Erik Folven, Jacob Linder, Olena V. Gomonay +8
Using soft x-ray spectromicroscopy, we investigate the magnetic domain structure in embedded nanomagnets defined in LaSrMnO thin films and LaFeO/LaS…
Point contact investigations of film and interface magnetoresistance of LaSrMnO heterostructures on Nb:SrTiO
Asmund Monsen, Jos E. Boschker, Per Nordblad +3
STM based magnetotransport measurements of epitaxial LaSrMnO 32 nm thick films with and without an internal LaMnO layer (0-8 nm thick) grown on Nb doped SrT…
Thickness dependence of dynamic and static magnetic properties of pulsed laser deposited LaSrMnO films on SrTiO(001)
Åsmund Monsen, Jos E. Boschker, Ferran Macià +6
We present a comprehensive study of the thickness dependence of static and magneto-dynamic magnetic properties of LaSrMnO. Epitaxial pulsed laser deposited La$_…
Nature of polarization fatigue in BiFeO3
Seung-Hyub Baek, Chad M. Folkman, Jae-Wan Park +4
As a room-temperature multiferroic, BiFeO3 has been intensively investigated for both magnetoelectric devices and non-volatile ferroelectric memory applications. Both magnetoelectr…
Domain wall creep in epitaxial ferroelectric Pb(Zr0.2Ti0.8)O3 thin films
T. Tybell, P. Paruch, T. Giamarchi +1
Ferroelectric switching and nanoscale domain dynamics were investigated using atomic force microscopy on monocrystalline Pb(Zr0.2Ti0.8)O3 thin films. Measurements of domain size ve…