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Related papers: Epitaxial Growth of Rutile GeO$_2$ via MOCVD

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With reduced degrees of freedom, structural defects are expected to play a greater role in two-dimensional materials in comparison to their bulk counterparts. In particular, mechanical strength, electronic properties, and chemical…

Materials Science · Physics 2016-04-05 Xiaolong Liu , Itamar Balla , Hadallia Bergeron , Mark C. Hersam

LiV$_2$O$_4$ is a mixed-valent spinel oxide and one of a few transition-metal compounds to host a heavy fermion phase at low temperatures. While numerous experimental studies have attempted to elucidate how its 3$d$ electrons undergo giant…

Materials Science · Physics 2023-02-22 T. F. Schweizer , U. Niemann , X. Que , Q. He , L. Zhou , M. Kim , H. Takagi , D. Huang

In this article, we investigate the in-situ growth of Al$_2$O$_3$ on $\beta$-Ga$_2$O$_3$ using metal-organic chemical vapor deposition (MOCVD) at a high temperature of 800{\deg}C. The Al$_2$O$_3$ is grown within the same reactor as the…

Materials Science · Physics 2024-08-22 Saurav Roy , Arkka Bhattacharyya , Carl Peterson , Sriram Krishnamoorthy

2D van der Waals ferroelectrics, particularly alpha-In2Se3, have emerged as an attractive building block for next-generation information storage technologies due to their moderate band gap and robust ferroelectricity stabilized by dipole…

We report a synthetic route to achieve high electron mobility at room temperature in epitaxial La:BaSnO$_3$/SrZrO$_3$ heterostructures prepared on several oxide substrates. Room-temperature mobilities of 157, 145, and 143…

We report epitaxial growth of $\beta$-Ag2Te thin films by molecular beam epitaxy. $\beta$-Ag2Te, recently identified as a topological insulator, was grown by depositing Ag on InP substrate at room temperature followed by Te supply at…

Materials Science · Physics 2026-03-17 Ayuki Takegawa , Kouya Imoto , Minoru Kawamura , Moeta Tsukamoto , Ryutaro Yoshimi

Zinc-based nitride CaZn2N2 films grown by molecular beam epitaxy (MBE) with a plasma-assisted active nitrogen-radical source are promising candidates of next-generation semiconductors for light-emitting diodes and solar cells. This nitride…

Materials Science · Physics 2019-08-28 Masatake Tsuji , Kota Hanzawa , Hiroyuki Kinjo , Hidenori Hiramatsu , Hideo Hosono

Ultrawide-bandgap rutile GeO2 is emerging as a promising semiconductor for power electronics, where efficient heat dissipation is essential to suppress self-heating and ensure device reliability. However, the temperature dependence and…

We report on the structural properties of epitaxial FeO layers grown by molecular beam epitaxy on MgO(111). The successful stabilization of polar FeO films as thick as 16 monolayers (ML), obtained by deposition and subsequent oxidation of…

Materials Science · Physics 2015-06-03 Jacek Gurgul , Ewa Młyńczak , Nika Spiridis , Józef Korecki

High quality Bi2Te3 and Sb2Te3 topological insulators films were epitaxially grown on GaAs (111) substrate using solid source molecular beam epitaxy. Their growth and behavior on both vicinal and non-vicinal GaAs (111) substrates were…

We have studied the effect of deposition rate and layer thickness on the properties of epitaxial MgB2 thin films grown by hybrid physical-chemical vapor deposition on 4H-SiC substrates. The MgB2 film deposition rate depends linearly on the…

Superconductivity · Physics 2009-11-10 A. V. Pogrebnyakov , J. M. Redwing , J. E. Jones , X. X. Xi , S. Y. Xu , Q. Li , V. Vaithyanathan , D. G. Schlom

The growth of SrRuO$_3$ (SRO) thin film with high-crystallinity and low residual resistivity (RR) is essential to explore its intrinsic properties. Here, utilizing the adsorption-controlled growth technique, the growth condition of initial…

Materials Science · Physics 2021-12-28 Uddipta Kar , Akhilesh Kr. Singh , Song Yang , Chun-Yen Lin , Bipul Das , Chia-Hung Hsu , Wei-Li Lee

The growth of large crystallite continuous monolayer materials like molybdenum disulfide (MoS$_2$) with desired morphology via chemical vapor deposition (CVD) remains a challenge. In CVD, the complex interplay of various factors like growth…

Materials Science · Physics 2022-06-29 Rakesh K. Prasad , Dilip K. Singh

Effect of uncompensated Ga-V co-doping on structural phase transition, grain growth process and optical properties of TiO2 is reported here. Inhibition of phase transition due to co-doping is confirmed by X-ray diffraction measurement.…

The growth of NiO on GaN(00.1) substrates by plasma-assisted molecular beam epitaxy under oxygen rich conditions was investigated at growth temperatures between 100 $^{\circ}$C and 850 $^{\circ}$C. Epitaxial growth of NiO(111) with two…

Monolayer Molybdenum disulfide (MoS2), a two-dimensional crystal with a direct bandgap, is a promising candidate for 2D nanoelectronic devices complementing graphene. There have been recent attempts to produce MoS2 layers via chemical and…

Materials Science · Physics 2011-11-23 Yongjie Zhan , Zheng Liu , Sina Najmaei , Pulickel M. Ajayan , Jun Lou

Epitaxial Mn-doped BiFeO3 (MBFO) thin films were grown on GaAs (001) substrate with SrTiO3 (STO) buffer layer by pulsed laser deposition. X-ray diffraction results demonstrate that the films show pure (00l) orientation, and…

Materials Science · Physics 2013-09-18 G. Y. Gao , Z. B. Yang , W. Huang , H. Z. Zeng , Y. Wang , H. L. W. Chan , W. B. Wu , J. H. Hao

Two-dimensional (2D) transition metal dichalcogenides MX2 (M = Mo, W, X = S, Se, Te) attracts enormous research interests in recent years. Its 2H phase possesses an indirect to direct bandgap transition in 2D limit, and thus shows great…

The biaxially textured growth of superconducting Co-doped BaFe2As2 (Ba-122) thin films has been realized on ion beam assisted deposition (IBAD) MgO coated conductor templates by employing an iron buffer architecture. The iron pnictide…

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