319 citations · 1.9k across the 22 of their papers we have counts for
22 papers
Observation of Rashba Magnetism in Ultrathin Ferromagnet-Heavy Metal Bilayers
Sergei Ivanov, Yiou Zhang, Joshua Peacock +6
Both magnetism and spin-orbit coupling in systems with broken inversion symmetry lift the spin degeneracy of electronic bands, but the consequences of interplay between these mecha…
Site-selective polar compensation of Mott electrons in a double perovskite heterointerface
Nandana Bhattacharya, Arpita Sen, Ke Qu +17
Double perovskite oxides (DPOs) with two transition metal ions (O) offer a fascinating platform for exploring exotic physics and practical applications. Studyin…
Optical and microstructural characterization of Er doped epitaxial cerium oxide on silicon
Gregory D. Grant, Jiefei Zhang, Ignas Masiulionis +15
Rare-earth ion dopants in solid-state hosts are ideal candidates for quantum communication technologies such as quantum memory, due to the intrinsic spin-photon interface of the ra…
Oxygen vacancy induced electronic structure modification of KTaO
Shashank Kumar Ojha, Sanat Kumar Gogoi, Prithwijit Mandal +4
The observation of metallic interface between band insulators LaAlO and SrTiO has led to massive efforts to understand the origin of the phenomenon as well as to search for…
Probing electronic and magnetic transitions of short periodic nickelate superlattices using synchrotron x-ray
S. Middey, Ranjan Kumar Patel, D. Meyers +6
Transition metal based oxide heterostructures exhibit diverse emergent phenomena e.g. two dimensional electron gas, superconductivity, non-collinear magnetic phase, ferroelectricit…
Epitaxial stabilization of ultra thin films of high entropy perovskite
Ranjan Kumar Patel, Shashank Kumar Ojha, Siddharth Kumar +4
High entropy oxides (HEOs) are a class of materials, containing equimolar portions of five or more transition metal and/or rare-earth elements. We report here about the layer-by-la…
Interface-engineered hole doping in Sr2IrO4/LaNiO3 heterostructure
Fangdi Wen, Xiaoran Liu, Qinghua Zhang +9
The relativistic Mott insulator Sr2IrO4 driven by large spin-orbit interaction is known for the Jeff = 1/2 antiferromagnetic state which closely resembles the electronic structure…
Long range antiferromagnetic order in a rocksalt high entropy oxide
Junjie Zhang, Jiaqiang Yan, S. Calder +10
We report for the first time the magnetic structure of the high entropy oxide using neutron powder diffraction. This material exhibits…
Epitaxial strain modulated electronic properties of interface controlled nickelate superlattice
S. Middey, D. Meyers, Shashank Kumar Ojha +5
Perovskite nickelate heterostructure consisting of single unit cell of EuNiO and LaNiO have been grown on a set of single crystalline substrates by pulsed laser interval de…
Disentangled cooperative orderings in artificial rare-earth nickelates
S. Middey, D. Meyers, M. Kareev +7
Coupled transitions between distinct ordered phases are important aspects behind the rich phase complexity of correlated oxides that hinders our understanding of the underlying phe…
Physics of ultrathin films and heterostructures of rare earth nickelates
S. Middey, J. Chakhalian, P. Mahadevan +3
The electronic structure of transition metal oxides featuring correlated electrons can be rationalized within the Zaanen-Sawatzky-Allen framework. Following a brief description of…
Composition dependence of electronic, magnetic, transport and morphological properties of mixed valence manganite thin films
Surendra Singh, J. W. Freeland, M. R. Fitzsimmons +2
We present a comparison of the in-plane length scale over which charge and magnetism are correlated in (La0.4Pr0.6)1-xCaxMnO3 films with x = 0.33 and 0.375, across the metal to ins…
Selective Interface Control of Order Parameters in Complex Oxides
D. Meyers, Jian Liu, J. W. Freeland +7
In complex materials observed electronic phases and transitions between them often involves coupling between many degrees of freedom whose entanglement convolutes understanding of…
Engineered Mott ground state in LaTiO/LaNiO heterostructure
Yanwei Cao, Xiaoran Liu, M. Kareev +7
In pursuit of creating cuprate-like electronic and orbital structures, artificial heterostructures based on LaNiO have inspired a wealth of exciting experimental and theoretica…
Reversible control of Co magnetism by voltage induced oxidation
Chong Bi, Yaohua Liu, T. Newhouse-Illige +7
We demonstrate that magnetic properties of ultra-thin Co films adjacent to Gd2O3 gate oxides can be directly manipulated by voltage. The Co films can be reversibly changed from an…
Oscillatory Non-collinear Magnetism Induced by Interfacial Charge Transfer in Metallic Oxide Superlattices
J. Hoffman, B. J. Kirby, J. Kwon +9
Interfaces between correlated complex oxides are promising avenues to realize new forms of magnetism that arise as a result of charge transfer, proximity effects and locally broken…
Structural control of magnetic anisotropy in a strain driven multiferroic EuTiO3 thin film
X. Ke, T. Birol, R. Misra +5
Octahedral distortion plays a key role in engineering the physical properties of heterostructures composed of perovskite oxides. We observe a strong in-plane uniaxial magnetic anis…
Topotactic phase transformation of the brownmillerite SrCoO2.5 to the perovskite SrCoO3-δ
Hyoungjeen Jeen, Woo Seok Choi, John W. Freeland +3
Oxygen stoichiometry is one of the most important elements in determining the physical properties of transition metal oxides (TMOs). A small fractional change in the oxygen content…
Epitaxial growth of (111)-oriented LaAlO/LaNiO ultra-thin superlattices
S. Middey, D. Meyers, M. Kareev +5
The epitaxial stabilization of a single layer or superlattice structures composed of complex oxide materials on polar (111) surfaces is severely burdened by reconstructions at the…
Quantum confinement of Mott electrons in ultrathin LaNiO3/LaAlO3 superlattice
Jian Liu, S. Okamoto, M. van Veenendaal +5
We investigate the electronic reconstruction in (LaNiO)/(LaAlO) (n=3, 5 and 10) superlattices due to the quantum confinement (QC) by d.c. transport and resonant…
Asymmetric orbital-lattice interactions in ultra-thin correlated oxide films
J. Chakhalian, J. M. Rondinelli, Jian Liu +14
Using resonant X-ray spectroscopies combined with density functional calculations, we find an asymmetric bi-axial strain-induced -orbital response in ultra-thin films of the cor…
Strain-mediated metal-insulator transition in epitaxial ultra-thin films of NdNiO3
Jian Liu, M. Kareev, B. Gray +5
We have synthesized epitaxial NdNiO ultra-thin films in a layer-by-layer growth mode under tensile and compressive strain on SrTiO (001) and LaAlO (001), respective…