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2024

S. Munyan, S. Ahadi, B. Guo, A. Rashidi and S. Stemmer, Evidence of zero-field Wigner solids in ultra-thin films of cadmium arsenide, Physical Review X 14, 041037 (2024).  arXiv:2411.07230

A. Rashidi, W. Huynh, B. Guo, S. Ahadi, and S. Stemmer, Vortex-induced anomalies in the superconducting quantum interference patterns of topological insulator Josephson junctions, npj Quantum Mater. 9, 70 (2024).

J. Brady, A. Rashidi, A. Mikhailovsky, S. Stemmer, Near-infrared photodetection and time-resolved photocurrents in cadmium arsenide heterojunctions, Optics Letters 49, 4883-4886 (2024).

A. Rashidi, S. Ahadi, S. Munyan, W. J. Mitchell, and S. Stemmer, Tuning displacement fields in a two-dimensional topological insulator using nano-patterned gates, Nano Lett. 24, 7366–7372 (2024).

W. Ouyang, A. C. Lygo, Y. Chen, H. Zheng, D. Vu, B. L. Wooten, X. Liang, W. Yao, J. P. Heremans, S. Stemmer, B. Liao, Extraordinary Thermoelectric Properties of Topological Surface States in Quantum-Confined Cd₃As₂ Thin Films, Advanced Materials 36, 2311644 (2024).  arXiv:2308.16487

G. Zhu, A. Hallett, N. G. Combs, H. Jeong, A. Genc, J. W. Harter, and S. Stemmer, Coexistence of antiferrodistortive and polar order in a superconducting SrTiO₃ film, Phys. Rev. Mater. 8, L051801 (2024). 

W. Miao, B. Guo, S. Stemmer, X. Dai, Engineering the in-plane anomalous Hall effect in Cd₃As₂ thin films, Phys. Rev. B 109, 155408 (2024). arXiv:2309.15457

J. R. Chamorro, J. L. Zuo, E. N. Bassey, A. K. Watkins, G. Zhu, A. Zohar, K. E. Wyckoff, T. L. Kinnibrugh, S. H. Lapidus, S. Stemmer, R. J. Clément, S. D. Wilson, R. Seshadri, Soft-Chemical Synthesis, Soft-Chemical Synthesis, Structure Evolution, and Insulator-to-Metal Transition in Pyrochlore-like λ-RhO₂, Chem. Mater. 36, 1547-1558 (2024) arXiv:2310.07053

2023

Y. Murotani, N. Kanda, T. Fujimoto, T. Matsuda, M. Goyal, J. Yoshinobu, Y. Kobayashi, T. Oka, S. Stemmer, and R. Matsunaga, Anomalous Hall Transport by Optically Injected Isospin Degree of Freedom in Dirac Semimetal Thin Film, Nano Lett. 24, 222–228 (2023)  arXiv:2310.01093

A. Ron, K. Ahadi, D. Hickox-Young, D. Puggioni, O. Mehio, J. M. Rondinelli, S. Stemmer, and D. Hsieh, Transforming a strain-stabilized ferroelectric into an intrinsic polar metal with light, Phys. Rev. B 108, 224308 (2023).

S. Munyan, B. Guo, W. Huynh, V. Huang, and S. Stemmer, Edge Mode Percolation and Equilibration in the Topological Insulator Cadmium Arsenide, npj Quantum Mater. 8,  70 (2023).

X. Wu, L. Chen, A. Li, M. Briggeman, P. B. Marshall, S. Stemmer, P. Irvin, J. Levy, Breaking electron pairs in the pseudogap regime of SmTiO₃/SrTiO₃/SmTiO3 quantum wells, Phys. Rev. B 108, L201118 (2023).

G. Zhu, B. Guo, and S. Stemmer, Interface atomic structures in a cadmium arsenide/III-V semiconductor heterostructure, Appl. Phys. Lett. 123, 223101 (2023).

Y. Murotani, N. Kanda, T. Fujimoto, T. Matsuda, M. Goyal, J. Yoshinobu, Y. Kobayashi, T. Oka, S. Stemmer, R. Matsunaga, Disentangling the Competing Mechanisms of Light-Induced Anomalous Hall Conductivity in Three-Dimensional Dirac Semimetal, Phys. Rev. Lett. 131, 096901 (2023). arXiv:2211.02229

B. Guo, W. Miao, V. Huang, A. C. Lygo, X. Dai, S. Stemmer, Zeeman field-induced two-dimensional Weyl semimetal phase in cadmium arsenide, Phys. Rev. Lett. 131, 046601 (2023)  ArXiv.

S. Munyan, A. Rashidi, A. C. Lygo, R. Kealhofer and S. Stemmer, Edge channel transmission through a quantum point contact in the two-dimensional topological insulator cadmium arsenide, Nano Letters 23, 5648 - 5653 (2023).

N. A. Blumenschein, G. M. Stephen, K. E. Grutter, E. C. Sadler, J, E. DeMell, B. Guo, S. Stemmer, A. T. Hanbicki, A, L. Friedman, Current shunting effects in Cd₃As₂: A closer look at the topological-ferromagnet interface, Appl. Phys. Lett. 122, 192401 (2023).

A. Rashidi, R. Kealhofer, A. C. Lygo, V. Huang, and S. Stemmer, Induced superconductivity in the two-dimensional topological insulator phase of cadmium arsenide, APL Mater. 11, 041117 (2023).  ArXiv.

R. Kealhofer, H. Jeong, A. Rashidi, L. Balents, and S. Stemmer, Anomalous superconducting diode effect in a polar superconductor, Phys. Rev. B 107, L100504 (2023). ArXiv.

N. G. Combs, H. Jeong, R. Russell, L. Kautzsch, T. N. Pardue, T. E. Mates, S. D. Wilson, J. W. Harter, and S. Stemmer, Ferroelectricity and Superconductivity in Strained Eu_xSr_1-xTiO₃ Films, Phys. Rev. B 107, 094504 (2023).

A. C. Lygo, B. Guo, A. Rashidi, V. Huang, P. Cuadros-Romero and S. Stemmer, Two-dimensional topological insulator state in cadmium arsenide thin films,  Phys. Rev. Lett. 130, 046201 (2023)  ArXiv

A. Rashidi, R. Kealhofer, A. C. Lygo, and S. Stemmer, Universal Conductance Fluctuations in Nanoscale Topological Insulator Devices, Appl. Phys. Lett. 122, 053101 (2023).

2022

W. Wu, N. G. Combs, and S. Stemmer, Revealing the intrinsic transport properties of antiperovskite Sr₃SnO thin films, Appl. Phys. Lett. 121, 233101 (2022).

Y. Murotani, N. Kanda, T. N. Ikeda, T. Matsuda, M. Goyal, J. Yoshinobu, Y. Kobayashi, S. Stemmer, R. Matsunaga, Stimulated Rayleigh scattering and slow light generation in a periodically driven Dirac semimetal Cd₃As₂,  Phys. Rev. Lett. 129, 207402 (2022).  arXiv:2112.13113 

G. Krizman, J. Bermejo-Ortiz, M. Goyal, A. C. Lygo, J. Wang, Z. Zhang, B. A. Assaf, S. Stemmer, L. A. de Vaulchier, and Y. Guldner, Enhanced Dirac node separation in the strained Cd₃As₂ topological semimetal, Phys. Rev. B 106, 165202 (2022).

B. Guo, A. C. Lygo, X. Dai, and S. Stemmer, ν = 0 quantum Hall state in a cadmium arsenide thin film, APL Mater. 10, 091116 (2022).

H. Jeong, R. Russell, N. G. Combs, T. N. Pardue, J. W. Harter, and S. Stemmer, Similarity in the critical thicknesses for superconductivity and ferroelectricity in strained SrTiO₃ films, Appl. Phys. Lett. 121, 012601 (2022).

D. A. Kealhofer, R. Kealhofer, D. Ohara, T. N. Pardue, S. Stemmer, Controlling and visualizing Dirac physics in topological semimetal heterostructures, Sci. Adv. 8, eabn4479  (2022).

N. Kanda, Y. Murotani, T. Matsuda, M. Goyal, S. Salmani-Rezaie, J. Yoshinobu, S. Stemmer, R. Matsunaga, Tracking ultrafast change of multiterahertz broadband response functions in a photoexcited Dirac semimetal Cd₃As₂, Nano Lett. 22, 2358–2364 (2022). arXiv:2110.0968

B. Guo, A. C. Lygo, T. N. Pardue, and S. Stemmer, Hall bar measurements of topological surface states of (001) cadmium arsenide thin films interfaced with superconductors, Phys. Rev. Mater. 6, 034203 (2022).

C. Lau, N. G. Combs, E. Karapetrova, J. Jiang, S. Stemmer, C. H. Ahn, and F. J. Walker, Resonant x-ray scattering method for measuring cation stoichiometry in BaSnO₃ thin films, J. Vac. Sci. Technol. A 40, 013411 (2022).

2021

O. F. Shoron, D. A. Kealhofer, M. Goyal, T. Schumann, A. A. Burkov, and S. Stemmer, Detecting topological phase transitions in cadmium arsenide films via the transverse magnetoresistance, Appl. Phys. Lett. 119, 171907 (2021).

H. Jeong, N. G. Combs, S. Munyan, A. Rashidi, and S. Stemmer, Reducing surface depletion of superconducting SrTiO₃ films with EuTiO₃ capping layers, Appl. Phys. Lett. 119, 162601 (2021).

W. Wu, N. G. Combs, and S. Stemmer, Molecular beam epitaxy of phase-pure antiperovskite Sr₃SnO thin films, Appl. Phys. Lett. 119, 161903 (2021). Reprint

S. Salmani-Rezaie, H. Jeong, R. Russell, J. W. Harter, and S. Stemmer, Role of locally polar regions in the superconductivity of SrTiO₃, Phys. Rev. Mater. 5, 104801 (2021).

D. A. Kealhofer, M. Goyal, T. N. Pardue, and S. Stemmer, Thickness-independent transport in thin (001)-oriented cadmium arsenide films, Phys. Rev. B. 104, 035435 (2021). Reprint.

L. Galletti, A. Rashidi, D. A. Kealhofer, M. Goyal, B. Guo, Y. Li, C. Shang, J. E. Bowers, and S. Stemmer, Quantum Hall effect of the topological insulator state of cadmium arsenide in Corbino geometry, Appl. Phys. Lett. 118, 261901 (2021). Reprint.

S. Salmani-Rezaie*, L. Galletti*, T. Schumann, R. Russell, H. Jeong, Y. Li, J. W. Harter, and S. Stemmer, Superconductivity in Magnetically Doped SrTiO₃, Appl. Phys. Lett. 118, 202602 (2021).  Reprint  *denotes equal co-authors.

T. N. Pardue, M. Goyal, B. Guo, S. Salmani-Rezaie, H. Kim, O. Heinonen, M. D. Johannes, and S. Stemmer, Controlling the symmetry of cadmium arsenide films by epitaxial strain, APL Mater. 9, 051111 (2021).

B. Cheng, T. Schumann, S. Stemmer, N. P. Armitage, Probing charge pumping and relaxation of the chiral anomaly in a Dirac semimetal, Sci. Adv. 7, eabg0914 (2021).  arXiv:1910.13655.

G. M. Stephen, A. T. Hanbicki, T. Schumann, J. T. Robinson, M. Goyal, S. Stemmer, and A. L. Friedman, Room-Temperature Spin Transport in Cd₃As₂, ACS Nano 15, 5459–5466 (2021).

J. Cheng, H. Yang, N. Combs, W. Wu, H. Kim, H. Chandrasekar, C. Wang, S. Rajan, S. Stemmer and W. Lu, Electron transport of perovskite oxide BaSnO₃ on (110) DyScO₃ substrate with channel-recess for ferroelectric field effect transistors, Appl. Phys. Lett. 118, 042105 (2021).

2020

P. Villar Arribi, J.-X. Zhu, T. Schumann, S. Stemmer, A. A. Burkov, O. Heinonen, Topological surface states in strained Dirac semimetal thin films, PRB 102, 155141 (2020).  arXiv:2006.10182

M. Goyal, D. A. Kealhofer, T. Schumann, and S. Stemmer, Magnetoresistance effects in cadmium arsenide thin films, Appl. Phys. Lett. 117, 170601 (2020).

O. F. Shoron, M. Goyal, B. Guo, D. A. Kealhofer, T. Schumann, and S. Stemmer, Prospects of terahertz transistors with the topological semimetal cadmium arsenide, Adv. Electron Mater. 6, 2000676 (2020).

S. Salmani-Rezaie, K. Ahadi, and S. Stemmer, Polar nanodomains in a ferroelectric superconductor, Nano Lett. 20, 6542–6547 (2020).  For reprints, please click here: https://pubs.acs.org/articlesonrequest/AOR-Z8ZNA7DXTWHDGFNPXSZK

S. Salmani-Rezaie, K. Ahadi, W. M. Strickland and S. Stemmer, Order-Disorder Ferroelectric Transition of Strained SrTiO3, Phys. Rev. Lett. 125, 087601 (2020). Reprint  arXiv:2008.01922

B. Cheng, T. Schumann, Y. C. Wang, X. S. Zhang, D. Barbalas, S. Stemmer, N. P. Armitage, A Large Effective Phonon Magnetic Moment in a Dirac Semimetal, Nano Lett. 20, 5991–5996 (2020)  arXiv:1905.00309.

D. J. Lovinger, E. Zoghlin, P. Kissin, G. Ahn, K. Ahadi, P. Kim, M. Poore, S. Stemmer, S. J. Moon, S. D. Wilson, and R. D. Averitt, Magnetoelastic coupling to coherent acoustic phonon modes in the ferrimagnetic insulator GdTiO3, Phys. Rev. B 102, 085138 (2020).

W. Wu, N. G. Combs, T. E. Mates, and S. Stemmer, Carbon impurity concentrations in BaSnO3 films grown by molecular beam epitaxy using a tin oxide source, J. Vac. Sci. & Technol. A 38, 043405 (2020).

M. Goyal*, S. Salmani-Rezaie*, T. N. Pardue, B. Guo, D. A. Kealhofer, and S. Stemmer, Carrier mobilities of (001) cadmium arsenide films, APL Mater. 8, 051106 (2020). *denotes equal co-authors

Z. Porter, R. F. Need, K. Ahadi, Y. Zhao, Z. Xu, B. J. Kirby, J. W. Lynn, S. Stemmer, and S. D. Wilson, Correlating magnetic structure and magnetotransport in semimetal thin films of Eu_1-xSm_xTiO₃, Phys. Rev. Mater. 4, 054411 (2020).

T. Schumann*, L. Galletti*, H. Jeong, K. Ahadi, W. M. Strickland, S. Salmani-Rezaie, and S. Stemmer, Possible signatures of mixed-parity superconductivity in doped, polar SrTiO₃ films, Phys. Rev. B 101, 100503(R) (2020) (Rapid Comm.)  *denotes equal co-authors. Reprint.  ArXiv

Bing Cheng, Natsuki Kanda, Tatsuhiko N. Ikeda, Takuya Matsuda, Peiyu Xia, Timo Schumann, Susanne Stemmer, Jiro Itatani, N. P. Armitage, Ryusuke Matsunaga, Efficient Terahertz Harmonic Generation with Coherent Acceleration of Electrons in the Dirac Semimetal Cd₃As₂, Phys. Rev. Lett. 124, 117402 (2020)  arXiv:1908.07164

N. G. Combs, W. Wu, and S. Stemmer, Stoichiometry control in molecular beam epitaxy of BaSnO₃, Phys. Rev. Mater. 4, 014604 (2020). Reprint.

D. Kealhofer, L. Galletti, T. Schumann, A. Suslov, and S. Stemmer, Topological insulator state and collapse of the quantum Hall effect in a three-dimensional Dirac semimetal heterojunction, Phys. Rev. X 10, 011050 (2020).

J. Cheng, H. Yang, C. Wang, N. Combs, C. Freeze, O. Shoron, W. Wu, N. K. Kalarickal, H. Chandrasekar, S. Stemmer, S. Rajan, and W. Lu, Nanoscale etching of perovskite oxides for field effect transistor applications, J. Vac. Sci. Technol. B 38, 012201 (2020).

H. Chandrasekar, K. Ahadi, T. Razzak, S. Stemmer, S. Rajan, High-Current Density SmTiO₃/SrTiO₃ Field-effect Transistors, ACS Appl. Electron. Mater. 2, 510-516 (2020).

R. J. Terry, N. Combs, C. D. McMillen, S. Stemmer, J. W. Kolis, Hydrothermal growth of BaSnO₃ single Crystals for wide bandgap applications, J. Cryst. Growth 536, 125529 (2020).

J. Cheng, C. Wang, C. Freeze, O. Shoron, N. Combs, H. Yang, N. K. Kalarickal, Z. Xia, S. Stemmer, S. Rajan, and W. Lu, High-Current Perovskite Oxide BaTiO₃/BaSnO₃ Heterostructure Field Effect Transistors, IEEE Electron Dev. Lett. 41, 621 (2020).

H. T. Chorsi, S. Yue, P. P. Iyer, M. Goyal, T. Schumann, S. Stemmer, B. Liao, and J. A. Schuller, Widely Tunable Optical and Thermal Properties of Dirac Semimetal Cd₃As₂, Adv. Optical Mater., 1901192 (2020).

2019

Ryo Mori, Patrick B. Marshall, Kaveh Ahadi, Jonathan D. Denlinger, Susanne Stemmer, Alessandra Lanzara, Controlling a Van Hove singularity and Fermi surface topology at a complex oxide heterostructure interface, Nat. Comm. 10, 5534 (2019).

S. Yue, H. T. Chorsi, M. Goyal, T. Schumann, R. Yang, T. Xu, B. Deng, S. Stemmer, J. A. Schuller, B. Liao, Soft phonons and ultralow lattice thermal conductivity in the Dirac semimetal Cd₃As₂, Phys. Rev. Res. 1, 033101 (2019). arXiv:1908.03810

S. Salmani-Rezaie, H. Kim, K. Ahadi and S. Stemmer, Lattice relaxations around individual dopant atoms in SrTiO₃, Phys. Rev. Mater. 3, 114404 (2019). Reprint.

G. Krizman, T. Schumann, S. Tchoumakov, B.A. Assaf, S. Stemmer, L.A. de Vaulchier, Y. Guldner, Determination of the crystal field splitting energy in Cd₃As₂ using magnetooptics, Phys. Rev. B 100, 155205 (2019), arXiv:1910.01171

Ryan Russell, Noah Ratcliff, Kaveh Ahadi, Lianyang Dong, Susanne Stemmer, and John W. Harter, Ferroelectric enhancement of superconductivity in compressively strained SrTiO3 films, Phys. Rev. Mater. 3, 091401(R) (2019).

H. Chandrasekar, J. Cheng, T. Wang, Z. Xia, N. G. Combs, C. R. Freeze, P. B. Marshall, J. McGlone, A. Arehart, S. Ringel, A. Janotti, S. Stemmer, W. Lu and S. Rajan, Velocity Saturation in La-doped BaSnO₃ Thin Films, Appl. Phys. Lett. 115, 092102 (2019), arXiv:1905.05112

H. Kim, M. Goyal, S. Salmani-Rezaie, T. Schumann, T. N. Pardue, J.-M. Zuo and S. Stemmer, Point group symmetry of cadmium arsenide thin films determined by convergent beam electron diffraction, Phys. Rev. Mater. 3, 084202 (2019). arXiv:1908.05734  Reprint.

O. F. Shoron, T. Schumann, M. Goyal, D. A. Kealhofer, and S. Stemmer, Field-effect transistors with the three-dimensional Dirac semimetal cadmium arsenide, Appl. Phys. Lett. 115, 062101 (2019). Reprint.

M. Goyal, H. Kim, T. Schumann, L. Galletti, A. A. Burkov, and S. Stemmer, The surface states of strained thin films of the Dirac semimetal Cd₃As₂, Phys. Rev. Mater. 3, 064204 (2019). Reprint.

L. Galletti, T. Schumann, D. A. Kealhofer, M. Goyal and S. Stemmer, Absence of signatures of Weyl orbits in the thickness dependence of quantum transport in cadmium arsenide, Phys. Rev. B 99, 201401(R).  Reprint.

K. Ahadi, L. Galletti, Y. Li, S. Salmani-Rezaie, W. Wu, and S. Stemmer, Enhancing Superconductivity in SrTiO₃ Films with Strain, Sci. Adv. 5, eaaw0120 (2019).

D. A. Kealhofer, H. Kim, T. Schumann, M. Goyal, L. Galletti, and S. Stemmer, Basal-plane growth of cadmium arsenide by molecular beam epitaxy, Phys. Rev. Mater. 3, 031201(R) (2019).  Reprint. 

Z. Xia, C. Wang, N. Kurian Kalarickal, S. Stemmer, S. Rajan, Design of transistors using high permittivity materials, IEEE Trans. Electron Dev. 66, 896-900 (2019).

K. Ahadi, X. Lu, S. Salmani-Rezaie, P. B. Marshall, J. M. Rondinelli, and S. Stemmer, Anisotropic Magnetoresistance in Itinerant, Antiferromagnetic EuTiO₃, Phys. Rev. B 99, 041106(R) (2019). Reprint.

2018

L. Galletti, T. Schumann, T. E. Mates, and S. Stemmer, Nitrogen surface passivation of the Dirac semimetal Cd₃As₂, Phys. Rev. Mater. 2, 124202 (2018). Reprint.

R. F. Need, P. B. Marshall, E. Weschke, A. J. Grutter, D. A. Gilbert, E. Arenholz, P. Shafer, S. Stemmer, and S. D. Wilson, Resolving interfacial charge transfer in titanate superlattices using resonant x-ray reflectometry, Phys. Rev. Mater. 2, 093801 (2018).

K. Ahadi, Z. Gui, Z. Porter, J. W. Lynn, Z. Xu, S. D. Wilson, A. Janotti, and S. Stemmer, Carrier Density Control of Magnetism and Berry Phases in Doped EuTiO₃, APL Mater. 6, 056105 (2018).

P. B. Marshall, K. Ahadi, H. Kim, and S. Stemmer, Electron nematic fluid in a strained Sr₃Ru₂O₇ film, Phys. Rev. B 97, 155160 (2018). Reprint.

S. Stemmer, S. J. Allen, Non-Fermi liquids in oxide heterostructures, Rep. Progr. Phys. 81062502 (2018). Reprint.

K. Ahadi, H. Kim, and S. Stemmer, Spontaneous Hall effects in the electron system at the SmTiO₃/EuTiO₃ interface, APL Mater. 6, 056102 (2018).

R. F. Need, B. J. Isaac, B. J. Kirby, J. A. Borchers, S. Stemmer, and Stephen D. Wilson, Octahedral tilt independent magnetism in confined GdTiO₃ films, Appl. Phys. Lett. 112, 132407 (2018).

L. Galletti, T. Schumann, O. F. Shoron, M. Goyal, D. A. Kealhofer, H. Kim, and S. Stemmer, Two-Dimensional Dirac Fermions in Thin Films of Cd₃As₂, Phys. Rev. B 97, 115132 (2018). Reprint.

R. F. Need, P. B. Marshall, E. Kenney, A. Suter, T. Prokscha, Z. Salman, B. J. Kirby, S. Stemmer, M. J. Graf, and S. D. Wilson, Quasistatic antiferromagnetism in the quantum wells of SmTiO₃/SrTiO₃heterostructures, NPJ Quantum Materials 3, 7 (2018).

M. Goyal, L. Galletti, S. Salmani-Rezaie, T. Schumann, D. A. Kealhofer, and S. Stemmer, Thickness dependence of the quantum Hall effect in films of the three-dimensional Dirac semimetal Cd₃As₂, APL Mater. 6, 026105 (2018).

T. Schumann, L. Galletti, D. A. Kealhofer, H. Kim, M. Goyal, and S. Stemmer, Observation of the quantum Hall effect in confined films of the three-dimensional Dirac semimetal Cd₃As₂, Phys. Rev. Lett. 120, 016801 (2018). Reprint.

2017

C. J. G. Meyers, C. R. Freeze, S. Stemmer, and R. A. York, Effect of BST film thickness on the performance of tunable interdigital capacitors grown by MBE, Appl. Phys. Lett. 111, 262903 (2017).

K. Ahadi, L. Galletti, and S. Stemmer, Evidence of a topological Hall effect in Eu_1-xSm_xTiO₃, Appl. Phys. Lett. 111, 172403 (2017). Reprint.

H. Kim, P. B. Marshall, K. Ahadi, T. E. Mates, E. Mikheev, and S. Stemmer, Response of the lattice across the filling-controlled Mott metal-insulator transition of a rare earth titanate, Phys. Rev. Lett. 119, 186803 (2017). Reprint.

P. B. Marshall, H. Kim, K. Ahadi, and S. Stemmer, Growth of strontium ruthenate films by hybrid molecular beam epitaxy, APL Mater. 5, 096101 (2017).

P. B. Marshall, H. Kim, and S. Stemmer, Disorder versus two transport lifetimes in a strongly correlated electron liquid, Sci. Rep. 7, 10312 (2017).

T. Schumann, M. Goyal, D. A. Kealhofer, and S. Stemmer, Negative magnetoresistance due to conductivity fluctuations in films of the topological semimetal Cd₃As₂, Phys. Rev. B 95, 241113(R) (2017). Reprint.

O. F. Shoron, S. Raghavan, C. R. Freeze, and S. Stemmer, BaTiO₃/SrTiO₃ heterostructures for ferroelectric field effect transistors, Appl. Phys. Lett. 110, 232902 (2017).

K. Ahadi, and S. Stemmer, Novel metal-insulator transition at the SmTiO₃/SrTiO₃interface, Phys. Rev. Lett. 118, 236803 (2017). Reprint.

W. J. Hardy, B. Isaac, P. Marshall, E. Mikheev, P. Zhou, S. Stemmer, and D. Natelson, Potential Fluctuations at Low Temperatures in Mesoscopic-Scale SmTiO₃/SrTiO₃/SmTiO₃ Quantum Well Structures, ACS Nano 11, 3760 (2017).

K. Ahadi, O. F. Shoron, P. B. Marshall, E. Mikheev, and S. Stemmer, Electric field effect near the metal-insulator transition of a two-dimensional electron system in SrTiO₃, Appl. Phys. Lett. 110, 062104 (2017). Reprint.

2016

H. Kim, J. Y. Zhang, S. Raghavan, and S. Stemmer, Direct observation of Sr vacancies in SrTiO₃ by quantitative scanning transmission electron microscopy, Phys. Rev. X 6, 041063 (2016).

T. Schumann, M. Goyal, H. Kim, and S. Stemmer, Molecular beam epitaxy of Cd₃As₂ on a III-V substrate, APL Mater. 4, 126110 (2016).

C. R. Freeze and S. Stemmer, Role of film stoichiometry and interface quality in the performance of (Ba,Sr)TiO₃ tunable capacitors with high figures of merit, Appl. Phys. Lett. 109, 192904 (2016).

L. Bjaalie, A. Azcatl, S. McDonnell, C. R. Freeze, S. Stemmer, R. M. Wallace, and C. G. Van de Walle, Band alignments between SmTiO₃, GdTiO₃, and SrTiO₃, J. Vac. Sci. Technol. A 34, 061102 (2016).

C. J. G. Meyers, C. R. Freeze, S. Stemmer, and R. A. York, (Ba,Sr)TiO₃ tunable capacitors with RF commutation quality factors exceeding 6000, Appl. Phys. Lett. 109, 112902 (2016).

T. Schumann, S. Raghavan, K. Ahadi, H. Kim, and S. Stemmer, Structure and optical band gaps of (Ba,Sr)SnO₃ films grown by molecular beam epitaxy, J. Vac. Sci. Technol. A 34, 050601 (2016). Reprint.

D. Eiteneer, et al., Depth-Resolved Composition and Electronic Structure of Buried Layers and Interfaces in a LaNiO₃/SrTiO₃ Superlattice from Soft- and Hard-X-ray Standing-Wave Angle-Resolved Photoemission, J. Electron Spectrosc. Rel. Phenom. 211, 70-81 (2016).

P. B. Marshall, E. Mikheev, S. Raghavan, and S. Stemmer, Pseudogaps and Emergence of Coherence in Two-Dimensional Electron Liquids in SrTiO₃, Phys. Rev. Lett. 117, 046402 (2016). Reprint.

S. Raghavan, J. Y. Zhang, O. F. Shoron, and S. Stemmer, Probing the metal-insulator transition in BaTiO₃ by electrostatic doping, Phys. Rev. Lett. 117, 037602 (2016). Reprint.

R. F. Need, B. J. Isaac, B. J. Kirby, J. A. Borchers, S. Stemmer, and S. D. Wilson, Interface-driven ferromagnetism within the quantum wells of a rare earth titanate superlattice, Phys. Rev. Lett. 117, 037205 (2016).

S. J. Allen, S. Raghavan, T. Schumann, K.-M. Law, and S. Stemmer, Conduction band edge effective mass of La-doped BaSnO₃, Appl. Phys. Lett. 108, 252107 (2016). Reprint.

S. Nemsak, et al., Energetic, spatial, and momentum character of the electronic structure at a buried interface: The two-dimensional electron gas between two metal oxides, Phys. Rev. B 93, 245103(2016).

A. Verma, K. Nomoto, W. S. Hwang, S. Raghavan, S. Stemmer, and D. Jena, Large Electron Concentration Modulation using Capacitance Enhancement in SrTiO₃/SmTiO₃ FinFETs, Appl. Phys. Lett. 108, 183509 (2016).

J. Y. Zhang, H. Kim, E. Mikheev, A. J. Hauser, and S. Stemmer, Key role of lattice symmetry in the metal-insulator transition of NdNiO₃ films, Sci. Rep. 6, 23652 (2016).

E. Mikheev, S. Raghavan, J. Y. Zhang, P. B. Marshall, A. P. Kajdos, L. Balents, S. Stemmer, Carrier density independent scattering rate in SrTiO₃-based electron liquids, Sci. Rep. 6, 20865 (2016).

S. Raghavan, T. Schumann, H. Kim, J. Y. Zhang, T. A. Cain, and S. Stemmer, High-mobility BaSnO₃ grown by oxide molecular beam epitaxy, APL Mater. 4, 016106 (2016).