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Related papers: High growth rate 4H-SiC epitaxial growth using dic…

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SiC epitaxial films grown in an inverted chimney CVD reactor are analyzed and compared for growth rates, doping concentration and surface morphology using silane-propane-hydrogen and dichlorosilane (DCS)-propane-hydrogen chemistry systems.…

Materials Science · Physics 2013-02-12 Tawhid Rana , MVS Chandrashekhar , Haizheng Song , Tangali S. Sudarshan

An in vacuo thermal desorption process has been accomplished to form epitaxial graphene (EG) on 4H- and 6H-SiC substrates using a commercial chemical vapor deposition reactor. Correlation of growth conditions and the morphology and…

In this work, the successful heteroepitaxial growth of boron carbide (B x C) on 4HSiC(0001) 4{\textdegree} off substrate using chemical vapor deposition (CVD) is reported. Towards this end, a two-step procedure was developed, involving the…

The chemical vapor deposition (CVD) growth of boron carbide (B x C) layers on 4H-SiC, 4{\textdegree}off substrates was studied. Depending on the polarity of the substrate, different results were obtained. On Si face, the direct CVD growth…

Materials Science · Physics 2024-10-11 François Cauwet , Yamina Benamra , Laurent Auvray , Jérôme Andrieux , Gabriel Ferro

Thick, high-purity semi-insulating (SI)homoepitaxial layers on Si-face 4H-SiC weregrownsystematically, with resistivity \geq 109{\Omega}-cmby maintaining high C/Si ratios 1.3-15 during growth.Comparison of secondary ion mass spectra…

Recently, Bi2O2Se is discovered as a promising two-dimensional (2D) semiconductor for next generation electronics, due to its moderate bandgap size, high electron mobility and pronounced ambient stability. Meanwhile, it has been predicted…

Materials Science · Physics 2020-02-19 Yekai Song , Zhuojun Li , Hui Li , Shujie Tang , Gang Mu , Lixuan Xu , Wei Peng , Dawei Shen , Yulin Chen , Xiaoming Xie , Mianheng Jiang

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…

The homoepitaxial growth of Si on Si(100) covered by a resist mask is a necessary technological step for the fabrication of donor-based quantum devices with scanning tunneling microscope lithography. In the present work, the chlorine…

Applied Physics · Physics 2019-08-02 T. V. Pavlova , E. S. Skorokhodov , G. M. Zhidomirov , K. N. Eltsov

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…

Up to two layers of epitaxial graphene have been grown on the Si-face of two-inch SiC wafers exhibiting room-temperature Hall mobilities up to 1800 cm^2/Vs, measured from ungated, large, 160 micron x 200 micron Hall bars, and up to 4000…

Epitaxial MgB2 thick films were grown on Al2O3 substrates at 600 oC by using the hybrid physical chemical vapor deposition (HPCVD) technique. In order to obtain a high magnesium vapor pressure around the substrates, we used a special…

The formation of various uncommon shaped voids along with regular triangular and square voids in the epitaxial 3C-SiC films on Si has been investigated by optical microscopy and atomic force microscopy. Heteroepitaxial growth of 3C-SiC…

Materials Science · Physics 2019-06-14 A. Gupta , J. Sengupta , C. Jacob

The thermal decomposition of SiC surface provides, perhaps, the most promising method for the epitaxial growth of graphene on a material useful in the electronics platform. Currently, efforts are focused on a reliable method for the growth…

We demonstrate hydrogen assisted growth of high quality epitaxial graphene on the C-face of 4H-SiC. Compared with the conventional thermal decomposition technique, the size of the growth domain by this method is substantially increased and…

Materials Science · Physics 2015-06-23 Tuocheng Cai , Zhenzhao Jia , Baoming Yan , Dapeng Yu , Xiaosong Wu

Graphene, consisting of an inert, thermally stable material with an atomically flat, dangling bond-free surface is by essence an ideal template layer for van der Waals heteroepitaxy of two-dimensional materials such as silicene. However,…

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

The early stages of epitaxial graphene layer growth on the Si-terminated 6H-SiC(0001) are investigated by Auger electron spectroscopy (AES) and depolarized Raman spectroscopy. The selection of the depolarized component of the scattered…

Materials Science · Physics 2008-11-20 Nicola Ferralis , Roya Maboudian , Carlo Carraro

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

Heteroepitaxial spinel ferrites NiFe2O4 and CoFe2O4 films have been prepared by pulsed laser deposition (PLD) at various temperatures (175 - 690 {\deg}C) under ozone/oxygen pressure of 10 mTorr. Due to enhanced kinetic energy of ablated…

Materials Science · Physics 2015-05-19 J. X. Ma , D. Mazumdar , G. Kim , H. Sato , N. Z. Bao , A. Gupta

The local epitaxial growth of pulsed laser deposited Ca$_2$MnO$_4$ films on polycrystalline spark plasma sintered Sr$_2$TiO$_4$ substrates was investigated to determine phase formation and preferred epitaxial orientation relationships…

Materials Science · Physics 2014-12-24 M. Lacotte , A. David , D. Pravarthana , C. grygiel , G. S rohrer , PA. Salvador , M. Velasquez , K. de Kloe , W. Prellier
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