Search Results - "Fennie, C. J."
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Strain-stabilized superconductivity
Published in Nature communications (04-01-2021)“…Superconductivity is among the most fascinating and well-studied quantum states of matter. Despite over 100 years of research, a detailed understanding of how…”
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Strain Control of Fermiology and Many-Body Interactions in Two-Dimensional Ruthenates
Published in Physical review letters (13-05-2016)“…Here we demonstrate how the Fermi surface topology and quantum many-body interactions can be manipulated via epitaxial strain in the spin-triplet…”
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Infrared nano-spectroscopy of ferroelastic domain walls in hybrid improper ferroelectric Ca3Ti2O7
Published in Nature communications (20-11-2019)“…Ferroic materials are well known to exhibit heterogeneity in the form of domain walls. Understanding the properties of these boundaries is crucial for…”
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Reversible control of magnetic interactions by electric field in a single-phase material
Published in Nature communications (01-01-2013)“…Intrinsic magnetoelectric coupling describes the interaction between magnetic and electric polarization through an inherent microscopic mechanism in a…”
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Effect of film thickness and biaxial strain on the curie temperature of EuO
Published in Applied physics letters (11-02-2013)“…The effects of film thickness and epitaxial strain on the magnetic properties of commensurate EuO thin films grown on single crystalline (001)…”
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Formation of heavy d-electron quasiparticles in Sr3Ru2O7
Published in New journal of physics (20-06-2013)“…The phase diagram of Sr3Ru2O7 shows hallmarks of strong electron correlations despite the modest Coulomb interaction in the Ru 4d shell. We use angle-resolved…”
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7
Polar metals by geometric design
Published in Nature (London) (05-05-2016)“…Ab initio calculations are used to identify the structural conditions under which a polar state in metals might be stabilized; this information is used to…”
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Interplay of Spin-Orbit Interactions, Dimensionality, and Octahedral Rotations in Semimetallic SrIrO3
Published in Physical review letters (06-06-2015)“…We employ reactive molecular-beam epitaxy to synthesize the metastable perovskite SrIrO3 and utilize in situ angle-resolved photoemission to reveal its…”
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Combinatorial discovery of a lead-free morphotropic phase boundary in a thin-film piezoelectric perovskite
Published in Applied physics letters (19-05-2008)“…We report on the discovery of a lead-free morphotropic phase boundary (MPB) in Sm doped BiFeO3 with a simple perovskite structure using the combinatorial thin…”
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Direct band gaps in multiferroic h-LuFeO3
Published in Applied physics letters (23-02-2015)“…We measured the optical properties of epitaxial thin films of the metastable hexagonal polymorph of LuFeO3 by absorption spectroscopy, magnetic circular…”
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Coexistence of weak ferromagnetism and ferroelectricity in the high pressure LiNbO3-type phase of FeTiO3
Published in Physical review letters (24-07-2009)“…We report the magnetic and electrical characteristics of polycrystalline FeTiO_{3} synthesized at high pressure that is isostructural with acentric LiNbO_{3}…”
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Optical band gap and magnetic properties of unstrained EuTiO3 films
Published in Applied physics letters (25-05-2009)“…Phase-pure, stoichiometric, unstrained, epitaxial (001)-oriented EuTiO3 thin films have been grown on (001) SrTiO3 substrates by reactive molecular-beam…”
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13
Broadband dielectric spectroscopy of Ruddlesden–Popper Srn+1TinO3n+1 (n=1,2,3) thin films
Published in Applied physics letters (26-01-2009)“…We explore the frequency-dependent relative permittivity of Ruddlesden–Popper series Srn+1TinO3n+1 (n=1,2,3) thin films as a function of temperature and dc…”
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Strain Control of Fermiology and Many-Body Interactions in Two-Dimensional Ruthenates
Published 18-05-2016“…Phys. Rev. Lett. 116, 197003 (2016) Here we demonstrate how the Fermi surface topology and quantum many-body interactions can be manipulated via epitaxial…”
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Correlated vs. conventional insulating behavior in the Jeff=1/2 vs. 3/2 bands in the layered iridate Ba2IrO4
Published 27-08-2014“…Phys. Rev. B 90, 075142 (2014) We employ molecular beam epitaxy to stabilize Ba2IrO4 thin films and utilize in situ angle-resolved photoemission spectroscopy…”
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Structural control of magnetic anisotropy in a strain driven multiferroic EuTiO3 thin film
Published 12-09-2013“…Octahedral distortion plays a key role in engineering the physical properties of heterostructures composed of perovskite oxides. We observe a strong in-plane…”
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Hierarchical spin-orbital polarisation of a giant Rashba system
Published 30-07-2015“…Science Advances 1 1500495 (2015) The Rashba effect is one of the most striking manifestations of spin-orbit coupling in solids, and provides a cornerstone for…”
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Interplay of Spin-Orbit Interactions, Dimensionality, and Octahedral Rotations in Semimetallic SrIrO 3
Published in Physical review letters (01-01-2015)Get full text
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Ferroelectrically induced weak ferromagnetism
Published in Physical review letters (01-01-2008)“…We present a strategy to design structures for which a polar lattice distortion induces weak ferromagnetism. We identify a large class of multiferroic oxides…”
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