English
Related papers

Related papers: In situ x-ray diffraction study of epitaxial growt…

200 papers

Fe3Si/Al/Fe3Si/GaAs(001) structures were deposited by molecular-beam epitaxy and characterized by transmission and scanning electron microscopy, and x-ray diffraction. The first Fe3Si film on GaAs(001) is growing epitaxially as (001)…

Materials Science · Physics 2015-12-10 Bernd Jenichen , Uwe Jahn , Andrei Nikulin , Jens Herfort , Holm Kirmse

In this work we present a study of the structural properties of Fe$_{100-x}$ Ga$_x$ grown by Molecular Beam Epitaxy on Mg0(100). We combine long range and local/chemically selective X-ray probes (X-ray Diffraction and X-ray absorption…

We study the growth of the Fe films on GaAs(100) at a low temperature, 140 K, by $in$-$situ$ UHV x-ray reflectivity using synchrotron radiation. We find rough surface with the growth exponent, $\beta_S$ = 0.51$\pm$0.04. This indicates that…

Materials Science · Physics 2007-05-23 T. C. Kim , J. -M. Lee , Y. Kim , D. Y. Noh , S. -J. OH , J. -S. Kim

Superconducting epitaxial FeSe0.5Te0.5 thin films were prepared on SrTiO3 (001) substrates by pulsed laser deposition. The high purity of the phase, the quality of the growth and the epitaxy were studied with different experimental…

We demonstrate high-quality epitaxial germanium (Ge) films on a metallic silicide, Fe3Si, grown directly on a Ge(111) substrate. Using molecular beam epitaxy techniques, we can obtain an artificially controlled arrangement of silicon (Si)…

Materials Science · Physics 2012-10-04 S. Yamada , K. Tanikawa , M. Miyao , K. Hamaya

High-index Bi2Se3(221) film has been grown on In2Se3-buffered GaAs(001), in which a much retarded strain relaxation dynamics is recorded. The slow strain-relaxation process of in epitaxial Bi2Se3(221) can be attributed to the layered…

Materials Science · Physics 2017-01-04 B. Li , W. G. Chen , X. Guo , W. K. Ho , X. Q. Dai , J. F. Jia , M. H. Xie

Co$_{2}$FeSi/GaAs(111)B hybrid structures are grown by molecular-beam epitaxy and characterized by transmission electron microscopy (TEM) and x-ray diffraction. The Co$_{2}$FeSi films grow in an island growth mode at substrate temperatures…

Materials Science · Physics 2019-07-12 B Jenichen , J Herfort , K Kumakura , A Trampert

Molecular beam epitaxy of Ge (111) thin films on epitaxial-Gd2O3/Si(111) substrates is reported, along with a systematic investigation of the evolution of Ge growth, and structural defects in the grown epilayer. While Ge growth begins in…

We have studied the growth of Fe3O4 (111) epitaxial films on Al2O3 (001) substrates using a pulsed laser deposition / thermal reduction cycle using an {\alpha}-Fe2O3 target. While direct deposition onto the Al2O3 (001) substrates results in…

Materials Science · Physics 2016-09-21 Xiaozhe Zhang , Sen Yang , Zhimao Yang , Xiaoshan Xu

In this work, we report on the growth of high-mobility $\beta$-Ga$_2$O$_3$ homoepitaxial thin films grown at a temperature much lower than the conventional growth temperature window for metalorganic vapor phase epitaxy. Low-temperature…

Real-time analysis of the growth modes during homoepitaxial (0001)GaN growth by plasma-assisted molecular beam epitaxy was performed using reflection high energy electron diffraction. A growth mode map was established as a function of Ga/N…

Applied Physics · Physics 2024-02-01 G. Koblmüller , S. Fernández-Garrido , E. Calleja , J. S. Speck

We have investigated the growth of BaTiO3 thin films deposited on pure and 1% Nb-doped SrTiO3(001) single crystals using atomic oxygen assisted molecular beam epitaxy (AO-MBE) and dedicated Ba and Ti Knudsen cells. Thicknesses up to 30 nm…

Materials Science · Physics 2015-06-12 A. Barbier , C. Mocuta , D. Stanescu , P. Jegou , N. Jedrecy , H. Magnan

The ability to synthesis well-ordered two-dimensional materials under ultra-high vacuum and directly characterize them by other techniques in-situ can greatly advance our current understanding on their physical and chemical properties. In…

Orientation, structure and morphology in the early growth stages of CuO films on strontium titanate were studied by synchrotron radiation X-ray diffraction. Nanostructured CuO films were obtained by ex situ heat treatment at 970 K in oxygen…

We present a systematic study of the morphology of homoepitaxial InP films grown by metalorganic vapor-phase epitaxy which are imaged with ex situ atomic force microscopy. These films show a dramatic range of different surface morphologies…

Materials Science · Physics 2012-11-02 A. Gocalinska , M. Manganaro , D. D. VVedensky , E. Pelucchi

As an ultrawide bandgap semiconductor, beta-Ga2O3 has been attractive for its strong tolerance to irradiation damage and high n-type conductivity through ion implantation. Homoepitaxial (010) \b{eta}-Ga2O3 films grown by MOCVD were…

Large area epitaxy of two-dimensional (2D) layered materials with high material quality is a crucial step in realizing novel device applications based on 2D materials. In this work, we report high-quality, crystalline, large-area gallium…

Stoichiometric, epitaxial LaCrO3 films have been grown on TiO2-terminated SrTiO3(001) substrates by molecular beam epitaxy using O2 as the oxidant. Film growth occurred in a layer-by-layer fashion, giving rise to structurally excellent…

Materials Science · Physics 2015-05-28 L. Qiao , T. C. Droubay , M. E. Bowden , V. Shutthanandan , T. C. Kaspar , S. A. Chambers

For electrical spin injection and detection of spin-polarized electrons in silicon, we explore highly epitaxial growth of ferromagnetic full-Heusler-alloy Co2FeSi thin films on silicon substrates using low-temperature molecular beam epitaxy…

Materials Science · Physics 2015-05-13 S. Yamada , K. Yamamoto , K. Ueda , Y. Ando , K. Hamaya , T. Sadoh , M. Miyao

We show that reflection high-energy electron diffraction (RHEED) can be used as a highly sensitive tool to track surface and resulting film stoichiometry in adsorption-limited molecular beam epitaxy of (001) SrTiO3 thin films. Even under…

Materials Science · Physics 2015-03-17 Adam P. Kajdos , Susanne Stemmer
‹ Prev 1 2 3 10 Next ›