307 citations · 1k across the 24 of their papers we have counts for
24 papers
Preparation and evaluation of alexandrite, forsterite, and topaz substrates for the epitaxial growth of rutile oxides
Monique Kubovsky, Yorick A. Birkhölzer, Luka B. Mitrovic +3
Metal-insulator transitions and superconductivity in rutile-structured oxides hold promise for advanced electronic applications, yet their thin film synthesis is severely hindered…
Limits to the strain engineering of layered square-planar nickelate thin films
Dan Ferenc Segedin, Berit H. Goodge, Grace A. Pan +15
The layered square-planar nickelates, NdNiO, are an appealing system to tune the electronic properties of square-planar nickelates via dimensionality; indeed…
Molecular Beam Epitaxy of KTaO
Tobias Schwaigert, Salva Salmani-Razaie, Matthew R. Barone +6
Strain-engineering is a powerful means to tune the polar, structural, and electronic instabilities of incipient ferroelectrics. KTaO3 is near a polar instability and shows anisotro…
Antiferromagnetic metal phase in an electron-doped rare-earth nickelate
Qi Song, Spencer Doyle, Grace A. Pan +28
Long viewed as passive elements, antiferromagnetic materials have emerged as promising candidates for spintronic devices due to their insensitivity to external fields and potential…
High Mobility Two-Dimensional Electron Gas at the BaSnO/SrNbO Interface
Sharad Mahatara, Suresh Thapa, Hanjong Paik +2
Oxide two-dimensional electron gases (2DEGs) promise high charge carrier concentrations and low-loss electronic transport in semiconductors such as BaSnO (BSO). ACBN0 computa…
Synthesis and electronic properties of NdNiO Ruddlesden-Popper nickelate thin films
Grace A. Pan, Qi Song, Dan Ferenc Segedin +14
The rare-earth nickelates possess a diverse set of collective phenomena including metal-to-insulator transitions, magnetic phase transitions, and, upon chemical reduction, supercon…
Oxide two-dimensional electron gas with high mobility at room-temperature
Kitae Eom, Hanjong Paik, Jinsol Seo +6
The prospect of 2-dimensional electron gases (2DEGs) possessing high mobility at room temperature in wide-bandgap perovskite stannates is enticing for oxide electronics, particular…
Superconductivity in a quintuple-layer square-planar nickelate
Grace A. Pan, Dan Ferenc Segedin, Harrison LaBollita +18
Since the discovery of high-temperature superconductivity in the copper oxide materials, there have been sustained efforts to both understand the origins of this phase and discover…
Perspective: Towards the predictive discovery of ambipolarly dopable ultra-wide-band-gap semiconductors: the case of rutile GeO
S. Chae, K. A. Mengle, K. Bushick +8
Ultrawide-band-gap (UWBG) semiconductors are promising for fast, compact, and energy-efficient power-electronics devices. Their wider band gaps result in higher breakdown electric…
The Breakdown of Mott Physics at VO Surfaces
Matthew J. Wahila, Nicholas F. Quackenbush, Jerzy T. Sadowski +12
Transition metal oxides such as vanadium dioxide (VO), niobium dioxide (NbO), and titanium sesquioxide (TiO) are known to undergo a temperature-dependent metal-insu…
Adsorption-Controlled Growth of Ga2O3 by Suboxide Molecular-Beam Epitaxy
Patrick Vogt, Felix V. E. Hensling, Kathy Azizie +15
This paper introduces a growth method---suboxide molecular-beam epitaxy (S-MBE)---which enables the growth of Ga2O3 and related materials at growth rates exceeding 1 micrometer per…
Unraveling the role of V-V dimer on the vibrational properties of VO by first-principles simulations and Raman spectroscopic analysis
Wasim Raja Mondal, Egor Evlyukhin, Sebastian A. Howard +5
We investigate the vibrational properties of VO2, particularly the low temperature M1 phase by first-principles calculations using the density functional theory as well as Raman sp…
Strain-stabilized superconductivity
Jacob P. Ruf, Hanjong Paik, Nathaniel J. Schreiber +12
Superconductivity is among the most fascinating and well-studied quantum states of matter. Despite over 100 years of research, a detailed understanding of how features of the norma…
Correlation induced emergent charge order in metallic vanadium dioxide
Christopher N. Singh, L. F. J Piper, Hanjong Paik +2
Recent progress in growth and characterization of thin-film VO has shown its electronic properties can be significantly modulated by epitaxial matching. To throw new light on t…
Control of polymorphism during epitaxial growth of hyperferroelectric candidate LiZnSb on GaSb (111)B
Dongxue Du, Patrick J. Strohbeen, Hanjong Paik +6
A major challenge for ferroelectric devices is the depolarization field, which competes with and often destroys long-range polar order in the limit of ultrathin films. Recent theor…
Realization of Epitaxial Thin Films of the Topological Crystalline Insulator SrSnO
Yanjun Ma, Anthony Edgeton, Hanjong Paik +8
Topological materials are derived from the interplay between symmetry and topology. Advances in topological band theories have led to the prediction that the antiperovskite oxide S…
Exceptionally high, strongly temperature dependent, spin Hall conductivity of SrRuO3
Yongxi Ou, Zhe Wang, Celesta S. Chang +7
Spin-orbit torques (SOT) in thin film heterostructures originate from strong spin-orbit interactions (SOI) that, in the bulk, generate a spin current as the result of extrinsic spi…
Cooperative Effects of Strain and Electron Correlation in Epitaxial VO2 and NbO2
Wei-Cheng Lee, Matthew J. Wahila, Shantanu Mukherjee +9
We investigate the electronic structure of the epitaxial VO films in the rutile phase using the density functional theory combined with the slave spin method (DFT+SS). In DFT-S…
Engineering Dzyaloshinskii-Moriya interaction in B20 thin film chiral magnets
Emrah Turgut, Hanjong Paik, Kayla Nguyen +3
Chiral magnetic MnFeGe compounds have an antisymmetric exchange interaction that is tunable with the manganese stoichiometric fraction, . Although millimeter-scale,…
Adsorption-controlled growth of La-doped BaSnO3 by molecular-beam epitaxy
Hanjong Paik, Zhen Chen, Edward Lochocki +14
Epitaxial La doped BaSnO3 films were grown in an adsorption controlled regime by molecular beam epitaxy, where the excess volatile SnOx desorbs from the film surface. A film grown…
Mesoscopic quantum effects in a bad metal, hydrogen-doped vanadium dioxide
Will J. Hardy, Heng Ji, Hanjong Paik +2
The standard treatment of quantum corrections to semiclassical electronic conduction assumes that charge carriers propagate many wavelengths between scattering events, and succeeds…
Low-damping sub-10-nm thin films of lutetium iron garnet grown by molecular-beam epitaxy
C. L. Jermain, H. Paik, S. V. Aradhya +3
We analyze the structural and magnetic characteristics of (111)-oriented lutetium iron garnet (LuFeO) films grown by molecular-beam epitaxy, for films as thin as 2.8…
Tuning a Strain-Induced Orbital Selective Mott Transition in Epitaxial VO
Shantanu Mukherjee, N. F. Quackenbush, H. Paik +5
We present evidence of strain-induced modulation of electron correlation effects and increased orbital anisotropy in the rutile phase of epitaxial VO/TiO films from hard x-…
Epitaxial Growth of VO by Periodic Annealing
J. W. Tashman, J. H. Lee, H. Paik +9
We report the growth of ultrathin VO films on rutile TiO (001) substrates via reactive molecular-beam epitaxy. The films were formed by the cyclical deposition of amorp…