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Related papers: Epitaxial thin film growth in the U-Ge binary syst…

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The role of stoichiometry and growth temperature in the preferential nucleation of material phases in the Li-Nb-O family are explored yielding an empirical growth phase diagram. It is shown that while single parameter variation often…

Applied Physics · Physics 2019-10-11 M. Brooks Tellekamp , Joshua C. Shank , W. Alan Doolittle

The properties of epitaxial Bi2FeCrO6 thin films, recently synthesized by pulsed laser deposition, have partially confirmed the theoretical predictions (i.e. a magnetic moment of 2 muB per formula unit and a polarization of ~80 microC/cm2…

Materials Science · Physics 2007-10-19 R. Nechache , C. Harnagea , L. Gunawan , L. -P. Carignan , C. Maunders , D. Menard , G. A. Botton , A. Pignolet

In this paper we report the deposition of epitaxial thin films of Nd1-xSrxCoO3 with x=0, 0.2 and 0.5 on single crystalline substrates (SrTiO3 and LaAlO3) carried out by means of rf-magnetron sputtering. The deposited films are all…

Magnetic materials with kagome crystal structure exhibit rich physics such as frustrated magnetism, skyrmion formation, topological flat bands, and Dirac/Weyl points. Until recently, most studies on kagome magnets have been performed on…

Materials Science · Physics 2021-05-27 Shuyu Cheng , Igor Lyalin , Alexander J. Bishop , Roland K. Kawakami

Thin films of magnetite (Fe3O4) are grown on single crystal GaAs (100) substrate by pulsed laser deposition. X ray diffraction (XRD) result shows the (111) preferred orientation of the Fe3O4 film and x-ray photoelectron spectroscopy confirm…

Materials Science · Physics 2009-12-08 Ram Prakash , R. J. Choudhary , L. S. Sharath Chandra , N. Lakshmi , D. M. Phase

Temperature dependent structural phase transitions of SrRuO3 thin films epitaxially grown on SrTiO3(001) single crystal substrates have been studied using high-resolution x-ray diffraction. In contrast to bulk SrRuO3, coherently strained…

Materials Science · Physics 2009-11-13 Arturas Vailionis , Wolter Siemons , Gertjan Koster

We have synthesized thermodynamically metastable Ca2IrO4 thin-films on YAlO3 (110) substrates by pulsed laser deposition. The epitaxial Ca2IrO4 thin-films are of K2NiF4-type tetragonal structure. Transport and optical spectroscopy…

Strongly Correlated Electrons · Physics 2016-05-23 M. Souri , J. H. Gruenewald , J. Terzic , J. W. Brill , G. Cao , S. S. A. Seo

We have grown VO2 thin films by laser ablation for electronic device applications. In obtaining the thin films of the pure VO2 phase, oxygen partial pressure is a critical parameter because vanadium oxides have several phases with the…

Materials Science · Physics 2007-05-23 B. G. Chae , D. H. Youn , H. T. Kim , S. Y. Maeng , K. Y. Kang

Homogeneous highly epitaxial LaSrMnO3 (LSMO) thin films have been grown on Yttria-stabilized-Zirconia (YsZ) / CeO2 buffer layers on technological relevant 4" silicon wafers using a Twente Solid State Technology B.V. (TSST) developed large…

Ultrawide bandgap (UWBG) semiconductors are promising for next-generation power electronics, largely attributed to their substantial bandgap and exceptional breakdown electric field. Rutile GeO2 (r-GeO2) emerges as a promising alternative,…

Materials Science · Physics 2024-10-18 Imteaz Rahaman , Botong Li , Hunter D. Ellis , Brian Roy Van Devener , Randy C Polson , Kai Fu

Ultrathin (111)-oriented polar iron oxide films were grown on a Pt(111) single crystal either by the reactive deposition of iron or oxidation of metallic iron monolayers. These films were characterized using low energy electron diffraction,…

The lattice of (001)-oriented BiFeO$_3$ epitaxial thin film has been identified by synchrotron x-ray diffraction. By choosing proper scattering zones containing the fixed (001) reflection, we have shown that low-symmetry phases similar to a…

Materials Science · Physics 2009-11-11 Guangyong Xu , H. Hiraka , G. Shirane , Jiefang Li , Junling Wang , D. Viehland

While structure refinement is routinely achieved for simple bulk materials, the accurate structural determination still poses challenges for thin films due on the one hand to the small amount of material deposited on the thicker substrate…

We present the temperature- and thickness-dependent structural and morphological evolution of strain induced transformations in highly-strained epitaxial BiFeO3 films deposited on LaAlO3 (001) substrates. Using high-resolution X-ray…

Materials Science · Physics 2015-05-30 Anoop R. Damodaran , Sungki Lee , Karthik Jambunathan , Scott MacClaren , Lane W. Martin

Rutile germanium dioxide (r-GeO2) has recently emerged as a promising ultrawide-bandgap (UWBG) semiconductor owing to its wide bandgap (~4.4-5.1 eV), ambipolar doping potential, and high theoretical thermal conductivity. However,…

The growth of atomically-flat thin films of ferroelectric PbTiO3 on SrTiO3 substrates, using molecular beam epitaxy, is reported. The main issue in the growth of these materials is the high volatility of lead. This can be largely overcome…

Materials Science · Physics 2007-05-23 Gijsbert Rispens , Beatriz Noheda

Using Landau-Ginzburg-Devonshire theory and phase field modeling, we explore the complex interplay between the long-range structural order parameter (oxygen octahedron rotations) and polarization in EuxSr1-xTiO3 thin epitaxial films. In…

Rutile germanium dioxide (r-GeO$_2$) is a promising ultra-wide bandgap (UWBG) semiconductor, offering a high theoretical Baliga figure of merit, potential for p-type doping, and favorable thermal and electrical properties. In this work, we…

Materials Science · Physics 2025-08-05 Imteaz Rahaman , Anthony Bolda , Botong Li , Hunter D. Ellis , Kai Fu

Using molecular beam epitaxy (MBE) to grow multi-elemental oxides (MEO) is generally challenging, partly due to difficulty in stoichiometry control. Occasionally, if one of the elements is volatile at the growth temperature, stoichiometry…

Materials Science · Physics 2022-11-08 Gaurab Rimal , Alessandro R. Mazza , Matthew Brahlek , Seongshik Oh

4d transition metal oxides have emerged as promising materials for numerous applications including high mobility electronics. SrNbO$_{3}$ is one such candidate material, serving as a good donor material in interfacial oxide systems and…

Materials Science · Physics 2022-10-31 Suresh Thapa , Sydney Provence , Steve M. Heald , Marcelo A. Kuroda , Ryan B. Comes