A Laser‐ARPES View of the 2D Electron Systems at LaAlO 3 /SrTiO 3 and Al/SrTiO 3 Interfaces
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Electronic Materials"
DOI: 10.1002/aelm.202101376
Abstract: We have measured the electronic structure of the two-dimensional electron system (2DES) found at the Al/SrTiO3 (Al/STO) and LaAlO3/SrTiO3 (LAO/STO) interfaces by means of laser angle resolved photoemission spectroscopy, taking advantage of the large photoelectron… read more here.
Keywords: laser arpes; view electron; sto; lao sto ... See more keywords
Z-Scheme Charge Separation in Bi24O31Br10/SrTiO3 Nanocomposites for Degradation of Methyl Orange
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Electronic Materials"
DOI: 10.1007/s11664-019-07148-z
Abstract: Promising mesoporous Bi24O31Br10/SrTiO3 (BOB/STO) nanocomposites were successfully designed and fabricated via a three-step approach. The morphology, structure, optical performance, surface area and pore-size distribution of the products were characterized by x-ray powder diffraction, x-ray photoelectron… read more here.
Keywords: microscopy; sto; spectroscopy; sto nanocomposites ... See more keywords
Evolution of the SrTiO3 surface electronic state as a function of LaAlO3 overlayer thickness
Sign Up to like & getrecommendations! Published in 2017 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2017.03.208
Abstract: Abstract The novel electronic properties emerging at interfaces between transition metal oxides, and in particular the discovery of conductivity in heterostructures composed of LaAlO 3 (LAO) and SrTiO 3 (STO) band insulators, have generated new… read more here.
Keywords: state; overlayer; sto; surface ... See more keywords
XPS characterization of SmNbO4 and SmTaO4 precursors prepared by sol-gel method
Sign Up to like & getrecommendations! Published in 2019 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2018.12.143
Abstract: Abstract Samarium niobate SmNbO4 (SNO) and tantalate SmTaO4 (STO) precursors were prepared by sol-gel method and annealing at 1000 °C. The different polymorphs, orthorhombic and monoclinic SmNbO4 or tetragonal SmTa7O19 and monoclinic SmTaO4 were identified. Structural… read more here.
Keywords: sol gel; smtao4; sto; smnbo4 ... See more keywords
Microstructural and interface properties of Au/SrTiO3 (STO)/n-GaN heterojunction with an e-beam evaporated high-k STO interlayer
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2020.153775
Abstract: Abstract This paper reviews the microstructural and electrical properties of Au/n-GaN metal/semiconductor (MS) diode with an e-beam evaporated SrTiO3(STO) as an insulating layer between the Au and n-GaN substrate. The microstructural properties of STO thin… read more here.
Keywords: beam evaporated; diode; gan heterojunction; sto ... See more keywords
In situ study of the electronic structure of polar-to-polar SrTiO3/(0001‾)ZnO heterointerface
Sign Up to like & getrecommendations! Published in 2021 at "Results in Physics"
DOI: 10.1016/j.rinp.2021.104827
Abstract: Abstract The SrTiO3(STO) / ZnO heterointerface, which is widely used in the fabrication of novel optoelectronic devices, is a classical system combining functional perovskite oxides and wurtzite-structure semiconductor materials. The electronic structure of the heterointerface… read more here.
Keywords: sto; electronic structure; zno; heterointerface ... See more keywords
Tiling the Silicon for Added Functionality: PLD Growth of Highly Crystalline STO and PZT on Graphene Oxide-Buffered Silicon Surface
Sign Up to like & getrecommendations! Published in 2023 at "ACS Applied Materials & Interfaces"
DOI: 10.1021/acsami.2c17351
Abstract: The application of two-dimensional (2D) materials has alleviated a number of challenges of traditional epitaxy and pushed forward the integration of dissimilar materials. Besides acting as a seed layer for van der Waals epitaxy, the… read more here.
Keywords: silicon surface; layer; sto; graphene oxide ... See more keywords
Grain Boundary Interfaces Controlled by Reduced Graphene Oxide in Nonstoichiometric SrTiO3-δ Thermoelectrics
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-45162-7
Abstract: Point defect or doping in Strontium titanium oxide (STO) largely determines the thermoelectric (TE) properties. So far, insufficient knowledge exists on the impact of double Schottky barrier on the TE performance. Herein, we report a… read more here.
Keywords: graphene oxide; schottky barrier; double schottky; sto ... See more keywords
EuO epitaxy by oxygen scavenging on SrTiO3 (001): Effect of SrTiO3 thickness and temperature
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Applied Physics"
DOI: 10.1063/1.5059560
Abstract: The EuO/SrTiO3 heterojunction is a promising combination of a ferromagnetic material and a two-dimensional electron system. We explore the deposition of Eu metal on SrTiO3/Si pseudo-substrates, with varying SrTiO3 (STO) thickness, under ultrahigh vacuum conditions.… read more here.
Keywords: temperature; srtio3; sto; deposition ... See more keywords
Room-temperature electric field-induced out-of-plane ferroelectric polarization in strain-free freestanding 2D SrTiO3 membranes
Sign Up to like & getrecommendations! Published in 2023 at "APL Materials"
DOI: 10.1063/5.0144758
Abstract: SrTiO3 (STO), a room-temperature paraelectric material in bulk form, has been a rich playground for emergent phenomena for decades. As an emerging material, great attention has been paid to freestanding 2D STO thin films. Recently,… read more here.
Keywords: room temperature; polarization; sto; strain free ... See more keywords
Electronic, magnetic and optical properties of charge-compensated (Nb, TM = Fe, Cr)-codoped SrTiO3 from first principles
Sign Up to like & getrecommendations! Published in 2018 at "Ferroelectrics"
DOI: 10.1080/00150193.2018.1528958
Abstract: Abstract Effect of charge compensation codoping on electronic structure, magnetic and optical absorption of SrNbxTi1-2xFexO3 ((Nb, Fe)-STO) and SrNbxTi1-2xCrxO3 ((Nb, Cr)-STO) within doping concentration x = 0.0625 were investigated by first-principles calculations. Results show that the charge… read more here.
Keywords: magnetic optical; sto; doped sto; optical properties ... See more keywords