Search Results - "Wei, Yujie"

The kinetics and energetics of dislocation mediated de-twinning in nano-twinned face-centered cubic metals by Wei, Yujie

“… [Display omitted] ▶ Kinetics mechanism gives strength τ ∝ ln(λ/d), λ twin thickness and d grain size. ▶ Energetics of de-twinning by Eshelby's theory…”
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Colloquium : Phononic thermal properties of two-dimensional materials by Gu, Xiaokun, Wei, Yujie, Yin, Xiaobo, Li, Baowen, Yang, Ronggui

“…Following the emergence of many novel two-dimensional (2D) materials beyond graphene, interest has grown in exploring implications for fundamental physics and…”
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Nanoscale precipitates as sustainable dislocation sources for enhanced ductility and high strength by Peng, Shenyou, Wei, Yujie, Gao, Huajian

“…Traditionally, precipitates in a material are thought to serve as obstacles to dislocation glide and cause hardening of the material. This conventional wisdom,…”
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Heterogeneous lamella structure unites ultrafine-grain strength with coarse-grain ductility by Wu, Xiaolei, Yang, Muxin, Yuan, Fuping, Wu, Guilin, Wei, Yujie, Huang, Xiaoxu, Zhu, Yuntian

“…Grain refinement can make conventional metals several times stronger, but this comes at dramatic loss of ductility. Here we report a heterogeneous lamella…”
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Social Media Peer Communication and Impacts on Purchase Intentions: A Consumer Socialization Framework by Wang, Xia, Yu, Chunling, Wei, Yujie

“…Consumer socialization through peer communication using social media websites has become an important marketing issue through the development and increasing…”
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Nanomechanics of graphene by Wei, Yujie, Yang, Ronggui

“…The super-high strength of single-layer graphene has attracted great interest. In practice, defects resulting from thermodynamics or introduced by fabrication,…”
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Granite residual soil properties in collapsing gullies of south China: spatial variations and effects on collapsing gully erosion by Xia, Jinwen, Cai, Chongfa, Wei, Yujie, Wu, Xinliang

“…Collapsing gully erosion, a special erosion phenomenon in the hilly granitic regions, is an important factor responsible for the deterioration of the…”
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Dislocation nucleation governed softening and maximum strength in nano-twinned metals by Wei, Yujie, Gao, Huajian, Li, Xiaoyan, Lu, Lei, Lu, Ke

“…In conventional metals, there is plenty of space for dislocations-line defects whose motion results in permanent material deformation-to multiply, so that the…”
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Heterointerface Engineering of Ni2P–Co2P Nanoframes for Efficient Water Splitting by Ji, Lvlv, Wei, Yujie, Wu, Pingru, Xu, Mingze, Wang, Tao, Wang, Sheng, Liang, Qifeng, Meyer, Thomas J, Chen, Zuofeng

“…Designing highly active, stable, bifunctional, noble-metal-free electrocatalysts for hydrogen evolution reaction (HER) and oxygen evolution reaction (OER) is a…”
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The nature of strength enhancement and weakening by pentagon–heptagon defects in graphene by Wei, Yujie, Wu, Jiangtao, Yin, Hanqing, Shi, Xinghua, Yang, Ronggui, Dresselhaus, Mildred

“…Graphene is often referred to as the strongest material in existence. That may be so for a perfect crystal, but most graphene sheets are polycrystalline, and…”
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A polycrystal based numerical investigation on the temperature dependence of slip resistance and texture evolution in magnesium alloy AZ31B by Liu, Yao, Wei, Yujie

“…•Texture evolution and the hardening behavior of magnesium alloy at different temperatures are explored.•Microstructures with 3D voronoi are used to explore…”
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Grain misorientation and grain-boundary rotation dependent mechanical properties in polycrystalline graphene by Wu, Jiangtao, Wei, Yujie

“…In two-dimensional polycrystalline graphene, two angular degrees of freedom (DOF) are needed to define a general grain boundary (GB): the misorientation of two…”
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Evading the strength–ductility trade-off dilemma in steel through gradient hierarchical nanotwins by Wei, Yujie, Li, Yongqiang, Zhu, Lianchun, Liu, Yao, Lei, Xianqi, Wang, Gang, Wu, Yanxin, Mi, Zhenli, Liu, Jiabin, Wang, Hongtao, Gao, Huajian

“…The strength–ductility trade-off has been a long-standing dilemma in materials science. This has limited the potential of many structural materials, steels in…”
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Estimation of gully erosion rate and its determinants in a granite area of southeast China by Zhou, Xiaoquan, Wei, Yujie, He, Jie, Cai, Chongfa

“…•Soil erosion modulus of the large-scale gullies increased from north to south.•Hydraulic erosion dominated gully development during one-year monitoring…”
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Controllable synthesis of grain boundary-enriched Pt nanoworms decorated on graphitic carbon nanosheets for ultrahigh methanol oxidation catalytic activity by Huang, Huajie, Wei, Yujie, Yang, Ying, Yan, Minmin, He, Haiyan, Jiang, Quanguo, Yang, Xiaofei, Zhu, Jixin

“…A convenient and cost-effective approach is developed to produce ultrafine grain boundary-enriched Pt nanoworms grown on nitrogen-doped low-defect graphitic…”
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Tunable Rigidity of (Polymeric Core)-(Lipid Shell) Nanoparticles for Regulated Cellular Uptake by Sun, Jiashu, Zhang, Lu, Wang, Jiuling, Feng, Qiang, Liu, Dingbin, Yin, Qifang, Xu, Dongyan, Wei, Yujie, Ding, Baoquan, Shi, Xinghua, Jiang, Xingyu

“…Core–shell nanoparticles (NPs) with lipid shells and varying water content and rigidity but with the same chemical composition, size, and surface properties…”
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Splash erosion of clay–sand mixtures and its relationship with soil physical properties: The effects of particle size distribution on soil structure by Wei, Yujie, Wu, Xinliang, Cai, Chongfa

“…Large quantities of disturbed soils and residues derived from engineering constructions have provided material resources for soil erosion and geological…”
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Griffith Criterion for Brittle Fracture in Graphene by Yin, Hanqing, Qi, H. Jerry, Fan, Feifei, Zhu, Ting, Wang, Baolin, Wei, Yujie

“…There are prevailing concerns with the critical dimensions when conventional theories break down. Here we find that the Griffith criterion remains valid for…”
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Analysis of gully erosion susceptibility and spatial modelling using a GIS-based approach by Wei, Yujie, Liu, Zheng, Zhang, Yong, Cui, Tingting, Guo, Zhonglu, Cai, Chongfa, Li, Zhaoxia

“…•Rainfall and distance from rivers make the most contributions to gully erosion in southern China.•Boruta algorithm was used to evaluate the relative…”
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On the influence of interfacial properties to the bending rigidity of layered structures by Peng, Shenyou, Wei, Yujie

“…Layered structures are ubiquitous, from one-atom thick layers in two-dimensional materials, to nanoscale lipid bi-layers, and to micro and millimeter thick…”
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