Publications (16)
Room-temperature ferromagnetism in epitaxial bilayer FeSb/SrTiO3(001) terminated with a Kagome lattice
Huimin Zhang, Qinxi Liu, Liangzi Deng +10
Two-dimensional (2D) magnets exhibit unique physical properties for potential applications in spintronics. To date, most 2D ferromagnets are obtained by mechanical exfoliation of b…
Indium Antimonide, constraints on practicality as a magneto-optical platform for topological surface plasmon polaritons
Samaneh Pakniyat, Yi Liang, Yinxiao Xiang +3
Magnetic-field-biased indium antimonide (InSb) is one of the most widely-discussed materials for supporting nonreciprocal surface plasmon polaritons (SPPs), which have recently bee…
Cooper Pair Writing at the LaAlO3/SrTiO3 Interface
Cheng Cen, Daniela F. Bogorin, Chung Wung Bark +3
The LaAlO3/SrTiO3 interface provides a unique platform for controlling the electronic properties of the superconducting semiconductor SrTiO3. Prior investigations have shown that t…
Rewritable nanoscale oxide photodetector
Patrick Irvin, Yanjun Ma, Daniela F. Bogorin +5
Nanophotonic devices seek to generate, guide, and/or detect light using structures whose nanoscale dimensions are closely tied to their functionality. Semiconducting nanowires, gro…
Terahertz response of gadolinium gallium garnet (GGG) and gadolinium scandium gallium garnet (SGGG)
Mohsen Sabbaghi, George W. Hanson, Michael Weinert +2
We report the magneto-optical response of Gadolinium Gallium Garnet (GGG) and Gadolinium Scandium Gallium Garnet (SGGG) at frequencies ranging from to $1 \, \…
Coherent soft-mode phonon generation and detection in ultrathin SrTiO3 grown directly on silicon
Cheng Cen, Maitri P. Warusawithana, Darrell G. Schlom +1
Time-resolved two color pump-probe polarization spectroscopy was performed at room temperature on SrTiO3 films grown directly on Si with film thickness varying from 2 nm to 7.8 nm.…
Superconducting LaAlO3/SrTiO3 Nanowires
Joshua P. Veazey, Guanglei Cheng, Patrick Irvin +9
We report superconductivity in quasi-1D nanostructures created at the LaAlO3/SrTiO3 interface. Nanostructures having line widths w~10 nm are formed from the parent two-dimensional…
Nanoscale rectification at the LaAlO3/SrTiO3 interface
Daniela F. Bogorin, Chung Wung Bark, Ho Won Jang +4
Nanoscale control over electron transport at scales that are comparable to the Fermi wavelength or mean-free path can lead to new families of electronic devices. Here we report ele…
Engineering of Ferroic Orders in Thin Films by Anionic Substitution
A. C. Garcia-Castro, Yanjun Ma, Zachary Romestan +3
Multiferroics are a unique class of materials where magnetic and ferroelectric orders coexist. The research on multiferroics contributes significantly to the fundamental understand…
Quantum transport in oxide nanostructures
Cheng Cen, Daniela F. Bogorin, Vanita Srinivasa +1
We describe magnetotransport experiments performed on Hall crosses made from quantum wires at LaAlO3/SrTiO3 interfaces. Shubnikov-de Haas oscillations measured in a 14-nm wide stru…
Thermal Activation and Quantum Field Emission in a Sketch-Based Oxide Nano Transistor
Cheng Cen, Daniela F. Bogorin, Jeremy Levy
The interface between polar LaAlO3 and non-polar SrTiO3 exhibits a remarkable variety of electronic behavior associated with the formation of an interfacial quasi-two-dimensional e…
Ultrafast observation of electron hybridization and in-gap states formation in Kondo insulator SmB6
Sanjay Adhikari, Yanjun Ma, Zachary Fisk +3
SmB6 is a promising candidate for topological Kondo insulator. In this letter, we report ultrafast carrier dynamics of SmB6. Two characteristic temperatures: T1=100 K and T2= 20 K…
"Water-cycle" mechanism for writing and erasing nanostructures at the LaAlO3/SrTiO3 interface
Feng Bi, Daniela F. Bogorin, Cheng Cen +4
Nanoscale control of the metal-insulator transition in LaAlO3/ SrTiO3 heterostructures can be achieved using local voltages applied by a conductive atomic-force microscope probe. O…
Thermal Activation and Quantum Field Emission in a Sketch-Based Oxide Nano Transistor
Cheng Cen, Daniela Bogorin, Jeremy Levy
We report direct measurements of the potential barriers and electronic coupling between nanowire segments within a sketch-based oxide nanotransistor (SketchFET) device. Near room t…
Light-driven lattice metastability for enhanced superconductivity in FeSe/SrTiO3
Qiang Zou, Zhan Su, Andres Tellez Mora +11
Driven quantum materials with on demand properties controlled by external stimuli are critical for emergent quantum technology. In optically tunable superconducting heterostructure…
LaAlO3/SrTiO3-Based Device Concepts
Daniela F. Bogorin, Patrick Irvin, Cheng Cen +1
This is a book chapter that covers several device concepts based on the LaAlO3/SrTiO3 interface.