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Related papers: Dramatic Mobility Enhancements in Doped SrTiO3 Thi…

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We report on the preparation and characterization of epitaxial thin films of the double-perovskite Sr$_2$CrWO$_6$ by Pulsed Laser Deposition (PLD). On substrates with low lattice mismatch like SrTiO$_3$, epitaxial Sr$_2$CrWO$_6$ films with…

Strongly Correlated Electrons · Physics 2009-11-07 J. B. Philipp , D. Reisinger , M. Schonecke , M. Opel , A. Marx , A. Erb , L. Alff , R. Gross

Molecular beam epitaxy (MBE) is a state-of-the-art technique for depositing thin films with precise stoichiometric control. However, when depositing oxides of perovskite-type ABO3, this process becomes challenging as controlling the flux…

Materials Science · Physics 2024-10-02 Jasnamol Palakkal , Tobias Meyer , Márton Major , Laurin Elias Bierschenk , Lambert Alff

The two-dimensional electron gas (2DEG) at oxides interfaces and surfaces has attracted large attention in physics and research due to its unique electronic properties and possible application in optoelectronics and nanoelectronics. The…

Materials Science · Physics 2018-08-29 F. Alarab , J. Minar , P. Sutta , L. Prusakova , R. Medlın , O. Heckmann , C. Richter , K. Hricovini

In many transition metal oxides (TMOs), oxygen stoichiometry is one of the most critical parameters that plays a key role in determining the structural, physical, optical, and electrochemical properties of the material. However, controlling…

Materials Science · Physics 2016-02-12 Ho Nyung Lee , Sung S. Ambrose Seo , Woo Seok Choi , Christopher M. Rouleau

We fabricate LaxSr2-x-yBayIrO4-delta thin films by pulsed laser deposition, in an effort to realize the effective carrier doping and metallization in the Sr2IrO4 system. We design ideal in-plane Ir-O-Ir frame structure by utilizing tensile…

Materials Science · Physics 2016-02-01 M. Ito , M. Uchida , Y. Kozuka , K. S. Takahashi , M. Kawasaki

The structural, magnetic and dielectric properties have been investigated in 3$d$-5$d$ based double perovskite Sr$_2$FeIrO$_6$ thin films deposited by pulse laser deposition technique. To understand the effect of strain, epitaxial films are…

Strongly Correlated Electrons · Physics 2020-12-02 K. C. Kharkwal , Roshan Kumar Patel , K. Asokan , A. K. Pramanik

Strained thin films of charge/orbital ordered (CO/OO) $Nd_{0.5}Ca_{0.5}MnO_3$ (NCMO) with various thickness have grown on (100)-SrTiO$_3$ and (100)-LaAlO$_3$ substrates, by using the Pulsed Laser Deposition (PLD) technique. The thickness of…

Materials Science · Physics 2009-11-07 E. Rauwel Buzin , W. Prellier , B. Mercey , Ch. Simon , B. Raveau

We have measured the low-field magnetoresistances (MRs) of a series of Sn-doped indium oxide thick films in the temperature $T$ range 4--35 K. The electron dephasing rate $1/\tau_{\varphi}$ as a function of $T$ for each film was extracted…

Mesoscale and Nanoscale Physics · Physics 2013-09-10 Yu-Jie Zhang , Zhi-Qing Li , Juhn-Jong Lin

The quasi 2D electron system (q2DES) that forms at the interface between LaAlO3 and SrTiO3 has attracted much attention from the oxide electronics community. One of its hallmark features is the existence of a critical LaAlO3 thickness of 4…

Materials Science · Physics 2017-08-31 D. C. Vaz , E. Lesne , H. Naganuma , E. Jacquet , J. Santamaria , A. Barthelemy , M. Bibes

Epitaxial Ba0.5Sr0.5TiO3 thin films were prepared on Nb-doped SrTiO3 (100)substrates by the pulsed laser deposition technique, and were studied by measuring the Ti 2p - 3d resonant photoemission spectra in the valence-band region as a…

We report the optical, electrical, and structural properties of Si doped $\beta$-Ga$_2$O$_3$ films grown on (010)-oriented $\beta$-Ga$_2$O$_3$ substrate via HVPE. Our results show that, despite growth rates that are more than one order of…

By pulsed-laser deposition epitaxial thin films of Sr_2FeMoO_6 have been pre- pared on (100) SrTiO_3 substrates. Already for a deposition temperature of 320 C epitaxial growth is achieved. Depending on deposition parameters the films show…

Materials Science · Physics 2009-10-31 W. Westerburg , D. Reisinger , G. Jakob

We have grown epitaxial thin films of multiferroic BiMnO$_3$ using pulsed laser deposition. The films were grown on SrTiO$_3$ (001) substrates by ablating a Bi-rich target. Using x-ray diffraction we confirmed that the films were epitaxial…

We have explored the influence of deposition pressure and temperature on the growth of BiFeO3 thin films by pulsed laser deposition onto (001)-oriented SrTiO3 substrates. Single-phase BiFeO3 films are obtained in a region close to 10-2 mbar…

TiO$_{2-\delta}$ films were deposited on (100) Lanthanum aluminates LaAlO$_{3}$ substrates at a very low oxygen chamber pressure $P\approx 0.3$ mtorr employing a pulsed laser ablation deposition technique. In previous work, it was…

Other Condensed Matter · Physics 2009-11-13 Soack Dae Yoon , Vincent G. Harris , Carmine Vittoria , Allan Widom

In this report, the optical properties of Ta doped SrTiO3 (STO) due to its potential in transparent conducting oxides (TCOs) is explored by a combination of theoretical studies based on density functional theory and spectroscopic…

Materials Science · Physics 2024-11-25 Shammi Kumar , Raja Sen , Mamta Arya , Sankar Dhar , Priya Johari

This work reports a pulsed laser-assisted synthesis, detailed structural characterization, and study of plasmonic properties of three sets of TiN/TiNO thin films with high electron density. The first two sets of TiN films were grown at 600C…

SrVO3 and SrNbO3 are perovskite-type transition-metal oxides with the same d1 electronic configuration. Although SrNbO3 (4d1) has a larger d orbital than SrVO3 (3d1), the reported electrical resistivity of SrNbO3 is much higher than that of…

Materials Science · Physics 2015-12-14 Daichi Oka , Yasushi Hirose , Shoichiro Nakao , Tomoteru Fukumura , Tetsuya Hasegawa

Single-phased, single-oriented thin films of Mn-doped ZnAs-based diluted magnetic semiconductor (DMS) Ba1-xKx(Zn1-yMny)2As2 (x = 0.03, 0.08; y = 0.15) have been deposited on Si, SrTiO3, LaAlO3, (La,Sr)(Al,Ta)O3, and MgAl2O4 substrates,…

Metal chalcogenides are promising layered topological materials, yet their electronic performance is often limited by parasitic bulk conduction arising from defects that introduce excess carriers and shift the Fermi level out of the…

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