11,347 research outputs found

    A new species of the genus Haplotropis Saussure, 1888 (Orthoptera, Acridoidea, Pamphagidae) from Heilongjiang, China

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    Zhang, Da-Peng, Li, Shao-Hua, Yin, Zhan (2020): A new species of the genus Haplotropis Saussure, 1888 (Orthoptera, Acridoidea, Pamphagidae) from Heilongjiang, China. Zootaxa 4742 (2): 392-394, DOI: https://doi.org/10.11646/zootaxa.4742.2.1

    Robust Discrete-Time Flight Control of UAV with External Disturbances

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    Shuyi Shao, Mou Chen, Peng Sh

    Mechanism of 2D Materials??? Seamless Coalescence on a Liquid Substrate

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    The seamless coalescence of parallelly aligned 2D materials is the primary route toward the synthesis of wafer-scale single crystals (WSSCs) of 2D materials. The epitaxial growth of various 2D materials on a single-crystal substrate, which is an essential condition of the seamless coalescence approach, has been extensively explored in previous studies. Here, by using hexagonal boron nitride (hBN) growth on a liquid gold surface as an example, we demonstrate that growth of WSSCs of 2D materials via the seamless coalescence of self-aligned 2D islands on a liquid substrate is possible. Here we show that, in the presence of hydrogen, all the hBN edges tend to be hydrogen terminated and the coalescence of hBN islands occurs only if their crystallographic lattices of neighboring hBN islands are aligned parallelly. The mechanism of hBN self-alignment revealed in this study implies that, under the optimum experimental condition, the seamless coalescence of 2D materials on a liquid substrate is possible and thus provides guidance for synthesizing WSSCs of various 2D materials by using liquid phase substrates

    sj-docx-1-tct-10.1177_15330338231194555 - Supplemental material for Identifying TYMP as an Immune Prognostic Marker in Clear Cell Renal Cell Carcinoma

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    Supplemental material, sj-docx-1-tct-10.1177_15330338231194555 for Identifying TYMP as an Immune Prognostic Marker in Clear Cell Renal Cell Carcinoma by Shao-An Chen, Jun-Peng Zhang, Ning Wang and Ji Chen in Technology in Cancer Research & Treatment</p

    Mechanism of MoS2 Growth on a Au(111) Surface: An Ab Initio Molecular Dynamics Study

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    Chemical vapor deposition (CVD) of transition-metal dichalcogenide (TMD) thin films, such as MoS2, on a gold (Au) surface has been regarded as one of the most promising approaches for the mass production of high-quality TMD thin films. However, the mechanism of TMD CVD growth on a gold surface remains a mystery, and many experimental observations, such as the surface chemistry during the initial stage of TMD growth and the formation of T-phase MoS2 on a Au surface, remain unclear. In this study, we systematically explored the initial stage of MoS2CVD growth on a Au(111) surface by using density functional theory-based molecular dynamics simulations. Some critical steps of MoS2 growth, such as the sulfidation of MoO3, the passivation of the Au(111) surface in the S-rich environment, and the lifting of Mo atoms from the Au substrate to form stable MoS2 nuclei, have been revealed in our atomic simulations. The theoretically predicted most stable T-phase small MoS2 clusters agree well with the previous experimental observations. Therefore, with an increase in the size of MoS2, a phase transition from the T phase to the H phase is essential for the growth of highly stable H-phase MoS2 films. This study greatly deepens our understanding of the mechanism of TMD CVD growth on a Au surface and provides guidance for the controllable CVD synthesis of various TMDs

    Finite-time stability analysis of switched linear singular systems

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    This paper investigates the problem of finite-time stability for switched singular systems with state jumps. An effective kind of finite-time stability strategies is proposed under the average dwell time switchings. Based on the multiple Lyapunov functions method, sufficient conditions on switched singular systems to be finite-time stable are presented. A numerical example is given to illustrate the effectiveness of the results obtained.Biao Xia, Jie Lian, Cheng Shao and Peng Sh

    A step towards the ambition of precision oncology in recurrent ovarian cancer

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    10.3802/jgo.2022.33.e64JOURNAL OF GYNECOLOGIC ONCOLOGY33

    A demonstration for influence maximization over graph

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    This report introduces the final year project of visualisation of simulated social networking influence spread, conducted by Goh Shao Peng using Java (Eclipse), Gephi graph visualisation platform, and Sigma.js as a cross platform visualisation. It starts with introduction of the importance and advantages of social networking as a medium for widespread information cascade, along with its definitions and limitations, followed by how does the process flow for visualisation of a small simulated social network in a graph form. This report discusses the process, the basics of influence maximization, the pros and cons of using said technique to visualise a graph network along with testing of various simulated datasets, and finally the conclusion for possible and further improvement and implementation. Step by step images will be attached in the report as well.Bachelor of Engineering (Computer Science

    sj-docx-1-pie-10.1177_09544089221096204 - Supplemental material for Effect of process parameters on AA6061/Q345 bimetal composite for hot stamping

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    Supplemental material, sj-docx-1-pie-10.1177_09544089221096204 for Effect of process parameters on AA6061/Q345 bimetal composite for hot stamping by YiYu Shao, WenFei Peng, Fei Cao and Moliar Oleksandr, Vyacheslav Titov in Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering</p
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