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相关论文: An in- and ex-situ TEM study into the oxidisation …

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In two-dimensional materials research, oxidation is usually considered as a common source for the degradation of electronic and optoelectronic devices or even device failure. However, in some cases a controlled oxidation can open the…

Thermal decomposition behaviors of TiH2 powder under a flowing helium atmosphere and in a low vacuum condition have been studied by using in-situ EXAFS technique. By an EXAFS analysis containing the multiple scattering paths including H…

材料科学 · 物理学 2015-06-17 Ying-Li Zhou , Li-Rong Zheng , Sheng-Qi Chu , Min Wu , Peng-Fei An , Jing Zhang , Tian-Dou Hu

The oxidation state of titanium in titanium dioxide is commonly assumed to be +4. This assumption is used ubiquitously to rationalize phenomena observed with TiO2. We present a comprehensive electronic structure investigation of Ti ions,…

材料科学 · 物理学 2017-05-08 Daniel Koch , Sergei Manzhos

We present a detailed study of thermal and electrical transport behavior of single crystal Titanium disulphide flakes, which belongs to the two dimensional, transition metal dichalcogenide class of materials. In-plane Seebeck effect…

介观与纳米尺度物理 · 物理学 2018-01-16 Dhavala Suri , Vantari Siva , Shalikram Joshi , Kartik Senapati , P. K. Sahoo , Shikha Varma , R. S. Patel

The binary alloy of titanium-tungsten (TiW) is an established diffusion barrier in high-power semiconductor devices, owing to its ability to suppress the diffusion of copper from the metallisation scheme into the surrounding silicon…

We present characterizations of few-layer titanium trisulfide (TiS3) flakes which, due to their reduced in-plane structural symmetry, display strong anisotropy in their electrical and optical properties. Exfoliated few-layer flakes show…

The experimental exfoliation of layered group-IV monochalcogenides --semiconductors isostructural to black phosphorus-- using processes similar to those followed in the production of graphene or phosphorene has turned out unsuccessful thus…

材料科学 · 物理学 2018-10-26 Salvador Barraza-Lopez , Thaneshwor P. Kaloni

The interaction of water with oxide surfaces is of great interest for both fundamental science and applications. We present a combined theoretical [density functional theory (DFT)] and experimental [Scanning Tunneling Microscopy (STM),…

Hydrogen sulfide (H2S) is a prototype molecular system and a sister molecule of water. The phase diagram of solid H2S at high pressures remains largely unexplored arising from the challenges in dealing with the looser S-H bond and larger…

超导电性 · 物理学 2015-03-26 Yinwei Li , Jian Hao , Yanling Li , Yanming Ma

We report an in-depth study of the reduction of graphene oxide (GO) by in-situ thermal transmission electron microscopy (TEM) analysis. In-situ heating high-resolution TEM (HRTEM) imaging and electron energy-loss spectroscopy (EELS)…

材料科学 · 物理学 2021-04-15 M. Pelaez-Fernandez , A. Bermejo , A. M. Benito , W. K. Maser , R. Arenal

We study the behavior of hydrated graphite oxide (GO) at high temperatures using thermally accelerated molecular dynamics simulations based on ab initio density functional theory. Our results suggest that GO, a viable candidate for water…

材料科学 · 物理学 2022-03-31 Andrii Kyrylchuk , Pranav Surabhi , David Tománek

The deposition of a thin oxide layer at metal/semiconductor interfaces has been previously reported as a means of reducing contact resistance in 2D electronics. Using X-ray photoelectron spectroscopy with in-situ Ti deposition, we fabricate…

材料科学 · 物理学 2019-10-10 Keren M. Freedy , David H. Olson , Patrick E. Hopkins , Stephen J. McDonnell

Thin films of thulium and ytterbium-doped titanium oxide were grown by metal-organic spray pyrolysis deposition from titanium(IV)oxide bis(acetylacetonate), thulium(III) tris(2,2,6,6-tetramethyl-3,5-heptanedionate) and ytterbium(III)…

材料科学 · 物理学 2012-09-20 S. Forissier , H. Roussel , P. Chaudouet , A. Pereira , J. -L. Deschanvres , B. Moine

We have studied high temperature thermal behavior of 1H, 1H, 2H, 2H-Perfluorooctyl-trichlorosilane (FOTS) and Octyltrichlorosilane (OTS) molecules self assembled on titanium dioxide (TiO2) nanoparticles using advanced microscopy and…

材料科学 · 物理学 2014-10-02 P. Prakash , U. Satheesh , D. Devaprakasam

A thermal model of chemical vapor deposition of titanium nitride (TiN) on the spherical particle surface under irradiation by a nanosecond laser pulse is presented in this paper. Heat and mass transfer on a single spherical metal powder…

计算物理 · 物理学 2016-02-04 Quan Peng , Yuwen Zhang , Yaling He , Yijin Mao

In this work, we determine the dissociation line of the nitrogen (N$_2$) hydrate by computer simulation using the TIP4P/Ice model for water and the TraPPE force field for N$_2$. We use the solubility method proposed recently by some of us…

软凝聚态物质 · 物理学 2024-08-27 Jesús Algaba , Miguel J. Torrejón , Felipe J. Blas

In this work, we have developed economic process to elaborate scalable titanium dioxide nanotube layers which show a tunable functionality. The titanium dioxide nanotube layers was prepared by electrochemical anodization of Ti foil in 0.4…

材料科学 · 物理学 2015-05-18 E. Feschet-Chassot , V. Raspal , O. K. Awitor , F. Bonnemoy , J. L. Bonnet , J. Bohatier

Sulfur dioxide (SO$_2$) and nitrogen monoxide (NO) are some of the gas impurities present in the carbon dioxide (CO$_2$) separated from fume using post combustion capture process. Even in a small amount, these impurities may have an impact…

The nucleation and growth of pure titanium nanoparticles in a low-pressure sputter plasma has been believed to be essentially impossible. The addition of impurities, such as oxygen or water, facilitates this and allows the growth of…

Dynamics of adsorption and desorption of (4S)-N on amorphous solid water are analyzed using molecular dynamics simulations. The underlying potential energy surface was provided by machine-learned interatomic potentials. Binding energies…

星系天体物理 · 物理学 2020-09-22 Germán Molpeceres , Viktor Zaverkin , Johannes Kästner
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