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| 1 | COMPUTER-AID ANALYSIS FOR CRACKING OF 280 CONNECTING ROD OF 16V280ZJ DIESEL LOCOMOTIVE ON QUENCHING PROCESS显示文摘280 connecting rod is one of the most important parts for 16V280ZJ diesel locomotive, so it needs much better mechanical performance. However, the crack is often generated at the middle section of connecting rod body on heat treatment process. A temperature-phase transformation-stress coupled 3D non-linear mathematical model has been developed to analyze the reasons of cracking. The simulation and experimental results show that the compressive stress on the cracking position is close to the fracture stress of connecting rod and the reasons of crack are mainly contributed to the carbon content excess of original material or the aging of quenchant. | J.S.Ye A.Yang Y.Luo | 2004 | Acta Metallurgica Sinica(English Letters)2004,17,1: | 2 |
| 2 | Robust face recognition via sparse representation显示文摘 | J.Wright A.Yang A.Ganesh S.Sastry Y.Ma | | 0,,02: | 1 |
| 3 | ADAM28: A potential oncogene involved in asbestos‐related lung adenocarcinomas显示文摘 | Casey M.Wright Jill E.Larsen Nicholas K.Hayward Maria U.Martins Maxine E.Tan Morgan R.Davidson Santiyagu M.Savarimuthu Rebecca E.McLachlan Linda H.Passmore Morgan N.Windsor Belinda E.Clarke Edwina E.Duhig Ian A.Yang Rayleen V.Bowman Kwun M.Fong | 2010 | Genes Chromosom Cancer2010,,8: | 1 |
| 4 | Emerging theory and phenomena in thermal conduction: A selective review显示文摘Recently, emerging phonon phenomena have been discovered and rapidly developed, which have become an active hot research topic. In this review article, we present state-of-the-art advances in several fascinating phonon transport phenomena. First, we summarize the recent progress on the wave nature of phonons, including phonon coherence and its effects on thermal conductivity and the topological properties of phonons. Then, we discuss the particle nature of phonons, including the weak coupling of phonons and the high-order phonon anharmonicity. Finally, we present the summary and a brief outlook. This review presents the advanced understanding of some emerging phonon phenomena in solid materials, which provides new opportunities for further advancement in a wide variety of applications. | Jie Chen Jia He Dongkai Pan Xiaotian Wang Nuo Yang Jiaojiao Zhu Shengyuan A.Yang Gang Zhang | 2022 | Science China(Physics,Mechanics & Astronomy)2022,65,11: | 1 |
| 5 | 40000年前的亚洲人为欧亚早期人群结构提供新洞见显示文摘文章简介欧亚西部和西伯利亚少数古人类个体的基因组数据分析表明,某些个体与当代欧洲人有亲缘关系,而另一些个体对当代欧亚人群并没有遗传贡献。此前,人们一直无法明确旧石器时代晚期欧亚东部人群对当代人类的遗传贡献及其与欧亚其他早期人群之间的关系。 | Melinda A.Yang Xing Gao Christoph Theunert Haowen Tong Ayinuer Aximu-Petri Birgit Nickel Montgomery Slatkin Matthias Meyer Svante Pääbo Janet Kelso 付巧妹 | 2018 | 科学新闻2018,0,4: | 0 |
| 6 | On a Class of Non-local Operators in Conformal Geometry显示文摘In this expository article, the authors discuss the connection between the study of non-local operators on Euclidean space to the study of fractional GJMS operators in conformal geometry. The emphasis is on the study of a class of fourth order operators and their third order boundary operators. These third order operators are generalizations of the Dirichlet-to-Neumann operator. | Sun Yung Alice CHANG Ray A.YANG | 2017 | Chinese Annals of Mathematics,Series B2017,38,1: | 0 |
| 7 | Type-II topological metals显示文摘Topological metals(TMs)are a kind of special metallic materials,which feature nontrivial band Cross-ings near the Fermi energy,giving rise to peculiar quasiparticle excitations.TMs can be classified based on the characteristics of these band crossings.For example,according to the dimensionality of the crossing,TMs can be classifed into nodal-point,nodal-line,and nodal-surface metals.Another important property is the type of dispersion.According to degree of the tilt of the local dispersion around the crossing,we have typeI and type-II dispersions.This leads to significant distinctions in the physical properties of the materials,owing to their contrasting Fermi surface topologies.In this article,we briefly review the recent advances in this research direction,focusing on the concepts,the physical properties,and the material realizations of the type-Il nodal-point and nodal-line TMs. | Si Li Zhi-Ming Yu Yugui Yao Shengyuan A.Yang | 2020 | Frontiers of physics2020,15,4: | 0 |
| 8 | Bandgap opening in MoTe2 thin flakes induced by surface oxidation显示文摘Recently,the layered transition metal dichalcogenide 1T′-MoTe2 has generated considerable interest due to their superconducting and non-trivial topological properties.Here,we present a systematic study on 1T′-MoTe2 single-crystal and exfoliated thin-flakes by means of electrical transport,scanning tunnelling microscope(STM)measurements and band structure calculations.For a bulk sample,it exhibits large magneto-resistance(MR)and Shubnikov–de Hass oscillations inρxx and a series of Hall plateaus inρxy at low temperatures.Meanwhile,the MoTe2 thin films were intensively investigated with thickness dependence.For samples,without encapsulation,an apparent transition from the intrinsic metallic to insulating state is observed by reducing thickness.In such thin films,we also observed a suppression of the MR and weak anti-localization(WAL)effects.We attributed these effects to disorders originated from the extrinsic surface chemical reaction,which is consistent with the density functional theory(DFT)calculations and in-situ STM results.In contrast to samples without encapsulated protection,we discovered an interesting superconducting transition for those samples with hexagonal Boron Nitride(h-BN)film protection.Our results indicate that the metallic or superconducting behavior is its intrinsic state,and the insulating behavior is likely caused by surface oxidation in few layer 1T’-MoTe2 flakes. | Yuan Gan Jiyuan Liang Chang-woo Cho Si Li Yanping Guo Xiaoming Ma Xuefeng Wu Jinsheng Wen Xu Du Mingquan He Chang Liu Shengyuan A.Yang Kedong Wang Liyuan Zhang | 2020 | Frontiers of physics2020,15,3: | 0 |
| 9 | Room-temperature third-order nonlinear Hall effect in Weyl semimetal TalrTe_(4)显示文摘The second-order nonlinear Hall effect observed in the time-revers al symmetric system has not only shown abundant physical content,but also exhibited potential application prospects.Recently,a third-order nonlinear Hall effect has been observed in MoTe_(2)and WTe_(2).However,few-layer MoTe_(2)and WTe_(2)are usually unstable in air and the observed third-order nonlinear Hall effect can be measured only at low temperature,which hinders further investigation as well as potential application.Thus,exploring new air-stable material systems with a sizable third-order nonlinear Hall effect at room temperature is an urgent task.Here,in type-ⅡWeyl semimetal TaIrTe_(4),we observed a pronounced third-order nonlinear Hall effect,which can exist at room temperature and remain stable for months.The third-order nonlinear Hall effect is connected to the Berry-connection polarizability tensor instead of the Berry curvature.The possible me chanism of the observation of the third-order nonlinear Hall effe ct in TaIrTe_(4)at room temperature has been discussed.Our findings will open an avenue towards exploring room-temperature nonlinear devices in new quantum materials. | Cong Wang Rui-Chun Xiao Huiying Liu Zhaowei Zhang Shen Lai Chao Zhu Hongbing Cai Naizhou Wang Shengyao Chen Ya Deng Zheng Liu Shengyuan A.Yang Wei-Bo Gao | 2022 | National Science Review2022,9,12: | 0 |
| 10 | Three-dimensional acetylenic modified graphene for highperformance optoelectronics and topological materials显示文摘Seeking carbon phases with versatile properties is one of the fundamental goals in physics,chemistry,and materials science.Here,based on the first-principles calculations,a family of three-dimensional(3D)graphene networks with abundant and fabulous electronic properties,including rarely reported dipole-allowed truly direct band gap semiconductors with suitable band gaps(1.07–1.87 eV)as optoelectronic/photovoltaic materials and topological nodal-ring semimetals,are proposed through stitching different graphene layers with acetylenic linkages.Remarkably,the optical absorption coefficients in some of those semiconducting carbon allotropes express possibly the highest performance among all of the semiconducting carbon phases known to date.On the other hand,the topological states in those topological nodal-ring semimetals are protected by the time-reversal and spatial symmetry and present nodal rings and nodal helical loops topological patterns.Those newly revealed carbon phases possess low formation energies and excellent thermodynamic stabilities;thus,they not only host a great potential in the application of optoelectronics,photovoltaics,and quantum topological materials etc.,but also can be utilized as catalysis,molecule sieves or Liion anode materials and so on.Moreover,the approach used here to design novel carbon allotropes may also give more enlightenments to create various carbon phases with different applications. | Yan Gao Chengyong Zhong Shengyuan A.Yang Kai Liu Zhong-Yi Lu | 2021 | npj Computational Materials2021,,1: | 0 |
| 11 | 大规模无创产前检测的基因组分析揭示了多个性状的遗传关联、病毒的感染模式以及中国人群的遗传历史显示文摘文章简介本研究分析了参与无创产前基因检测(NIPT)的141,431名中国女性的全基因组低深度测序数据。研究团队使用这些数据描绘了中国人的群体遗传特征,并探索了遗传因素与母婴健康等性状的相互关联情况。 | Siyang Liu Shujia Huang Fang Chen Lijian Zhao Yuying Yuan Stephen Starko Francis Lin Fang Zilong Li Long Lin Rong Liu Yong Zhang Huixin Xu Shengkang Li Yuwen Zhou Robert W.Davies Qiang Liu Robin G.Walters Kuang Lin Jia Ju Thorfinn Korneliussen Melinda A.Yang Qiaomei Fu Jun Wang Lijun Zhou Anders Krogh Hongyun Zhang Wei Wang Zhengming Chen Zhiming Cai Ye Yin Huanming Yang Mao Mao Jay Shendure 汪建 Anders Albrechtsen 金鑫 Rasmus Nielsen 徐讯 | 2019 | 科学新闻2019,0,2: | 0 |
| 12 | Topological hinge modes in Dirac semimetals显示文摘Dirac semimetals(DSMs)are an important class of topological states of matter.Here,focusing on DSMs of band inversion type,we investigate their boundary modes from the effective model perspective.We show that in order to properly capture the boundary modes,k-cubic terms must be included in the effective model,which would drive an evolution of surface degeneracy manifold from a nodal line to a nodal point.Sizable k-cubic terms are also needed for better exposing the topological hinge modes in the spectrum.Using first-principles calculations,we demonstrate that this feature and the topological hinge modes can be clearly exhibited inβ-CuI.We extend the discussion to magnetic DSMs and show that the time-reversal symmetry breaking can gap out the surface bands and hence is beneficial for the experimental detection of hinge modes.Furthermore,we show that magnetic DSMs serve as a parent state for realizing multiple other higher-order topological phases,including higher-order Weyl-point/nodal-line semimetals and higher-order topological insulators. | Xu-Tao Zeng Ziyu Chen Cong Chen Bin-Bin Liu Xian-Lei Sheng Shengyuan A.Yang | 2023 | Frontiers of physics2023,18,1: | 0 |