Browsing NTNU Open by Author "Wu, Jianyang"

Now showing items 21-39 of 39

    • Mechanical Response of Nanocrystalline Ice-Contained Methane Hydrates: Key Role of Water Ice 

      Cao, Pinqiang; Ning, Fulong; Wu, Jianyang; Cao, Boxiao; Li, Tianshu; Sveinsson, Henrik Andersen; Liu, Zhichao; Vlugt, Thijs J.H.; Hyodo, Masayuki (Peer reviewed; Journal article, 2020)
      Water ice and gas hydrates can coexist in the permafrost and polar regions on Earth and in the universe. However, the role of ice in the mechanical response of ice-contained methane hydrates is still unclear. Here, we ...

    • Morphology-Controlled Tensile Mechanical Characteristics in Graphene Allotropes 

      sui, chao; zhao, yushun; Zhang, Zhisen; He, Jianying; Zhang, Zhiliang; He, Xiaodong; Wang, Chao; Wu, Jianyang (Journal article; Peer reviewed, 2017)
      A number of graphene allotropes constructed by sp3, sp2, and sp hybrid orbitals have recently been proposed to provide the broad potential for practical applications. Here, using molecular dynamics simulation, the structural ...

    • Nanohinge-Induced Plasticity of Helical Carbon Nanotubes 

      Wu, Jianyang; Nagao, Shijo; He, Jianying; Zhang, Zhiliang (Journal article; Peer reviewed, 2013)
      Helical carbon nanotubes with intentionally incorporated non‐hexagonal defects have unexpectedly high toughness and plasticity, in addition to the well‐recognized extreme elasticity. The obtained toughness approaches 5000 ...

    • Nature-inspired Entwined Coiled Carbon Mechanical Metamaterials: Molecular Dynamics Simulations 

      Wu, Jianyang; shi, qiao; Zhang, Zhisen; Wu, Hong-Hui; Wang, Chao; Ning, Fulong; Xiao, Senbo; He, Jianying; Zhang, Zhiliang (Journal article, 2018)
      Entwining-induced robust natural biosystems show superior mechanical performances over the counterpart. However, the role played by topological entwinement on the mechanical properties of artificial nanohelixes remains ...

    • Predicting mechanical properties of CO2 hydrates: machine learning insights from molecular dynamics simulations 

      Zhang, Yu; Song, Zixuan; Lin, Yanwen; Shi, Qiao; Hao, Yongchao; Fu, Yuequn; Wu, Jianyang; Zhang, Zhisen (Peer reviewed; Journal article, 2023)
      Understanding the mechanical properties of CO2 hydrate is crucial for its diverse sustainable applications such as CO2 geostorage and natural gas hydrate mining. In this work, classic molecular dynamics (MD) simulations ...

    • Predicting Mechanical Response of Crosslinked Epoxy using ReaxFF 

      Odegard, Gregory; Jensen, B.D; GOWTHAM, S.; Wu, Jianyang; He, Jianying; Zhang, Zhiliang (Journal article; Peer reviewed, 2014)
      The development of improved epoxy resins can be greatly facilitated using molecular dynamics (MD) techniques. Because molecular-level failure events can play a significant role in epoxy mechanical behavior, the reactive ...

    • Role of Five-fold Twin Boundary on the Enhanced Mechanical Properties of fcc Fe Nanowires 

      Wu, Jianyang; Nagao, Shijo; He, Jianying; Zhang, Zhiliang (Journal article; Peer reviewed, 2011)
      The role of 5-fold twin boundary on the structural and mechanical properties of fcc Fe nanowire under tension is explored by classical molecular dynamics. Twin-stabilized fcc nanowire with various diameters (6~24 nm) are ...

    • Self-deicing Electrolyte Hydrogel Surfaces with Pa-level Ice Adhesion and Durable Anti-freezing/frost Performance 

      Li, Tong; Ibáñez-Ibáñez, pablo; Håkonsen, Verner; Wu, Jianyang; Xu, Ke; Zhuo, Yizhi; Luo, Sihai; He, Jianying; Zhang, Zhiliang (Peer reviewed; Journal article, 2020)
      Despite the remarkable advances in mitigating ice formation and accretion, however, no engineered anti-icing surfaces today can durably prevent frost formation, droplet freezing and ice accretion in an economical and ...

    • Simultaneously toughening and stiffening elastomers with octuple hydrogen bonding 

      Zhuo, Yizhi; Xia, Zhijie; Qi, Yuan; Sumigawa, Takashi; Wu, Jianyang; Sestak, Petr; Lu, Yinan; Håkonsen, Verner; Li, Tong; Wang, Feng; Chen, Wei; Xiao, Senbo; Long, Rong; Kitamura, Takayuki; Li, Liangbin; He, Jianying; Zhang, Zhiliang (Peer reviewed; Journal article, 2021)
      Current synthetic elastomers suffer from the well-known trade-off between toughness and stiffness. By a combination of multi-scale experiments and atomistic simulations, we demonstrate a transparent unfilled elastomer with ...

    • Size-dependent Phase Transformation and Fracture of ZnO Nanowires 

      He, Jianying; Wu, Jianyang; Nagao, Shijo; qiao, lijie; Zhang, Zhiliang (Journal article; Peer reviewed, 2017)
      The structural and mechanical properties of ZnO nanowires (NWs) have been systematically investigated by using molecular dynamic simulations based on the empirical Buckingham potential. Under tensile loading in <0001> ...

    • Stability, deformation and rupture of Janus oligomer enabled self-emulsifying water-in-oil microemulsion droplet 

      Fu, Yuequn; Xiao, Senbo; Liu, Siqi; Wu, Jianyang; Wang, Xiao; Qiao, Lijie; Zhang, Zhiliang; He, Jianying (Peer reviewed; Journal article, 2020)
      Microemulsion exists widely in nature, daily life and industrial manufacturing, including petroleum production, food processing, drug delivery, new materials fabrication, sewage treatment, etc. The mechanical properties ...

    • Stiffening surface lowers ice adhesion strength by stress concentration sites 

      Jiang, Xue; Yanwen, Lin; Xuan, Xiaowen; Zhuo, Yizhi; Wu, Jianyang; He, Jianying; Du, Xin; Zhang, Zhiliang; Li, Tong (Peer reviewed; Journal article, 2023)
      Mechanically softening materials have been intensively investigated to reduce ice adhesion strength based on the adhesion failure mechanism. Achieving icephobic surfaces with both low ice adhesion strength and mechanical ...

    • Structural Instability and Mechanical Properties of MoS2 Toroidal Nanostructures 

      Wu, Jianyang; Nie, Gaosheng; Xu, Jun; He, Jianying; Xu, Qingchi; Zhang, Zhiliang (Journal article; Peer reviewed, 2015)
      Molybdenum disulfide (MoS2) nanostructures have received considerable research attention due to their outstanding physical and chemical properties. Recently, a form of MoS2 ring structure exhibiting unique transport ...

    • Supergiant elasticity and fracture of 3D spirally wound MoS2 

      Wu, Jianyang; He, Jianying; Ariza, Pilar; Ortiz, Michael; Zhang, Zhiliang (Peer reviewed; Journal article, 2020)
      Recently experimentally synthesized three-dimensional (3D) MoS2 spiral is a new kind of helical structure with technically robust properties. Among them, the mechanical properties of such appealing materials are indispensable ...

    • Tensile Mechanical Characteristics of Thinnest Carbon Sulfur Nanothreads in Orientational Order 

      Fu, Yuequn; Wu, Jianyang; Xiao, Senbo; Liu, Siqi; Zhang, Zhiliang; He, Jianying (Peer reviewed; Journal article, 2021)
      Carbon sulfur nanothreads (CSNTs) mainly composed of two chiral long alkane chains have been recently fabricated from thiophene by a pressure-induced phase transition in low-temperature, but their mechanical properties ...

    • Thermal conductivity of fivefold twinned silicon-germanium heteronanowires 

      Zhou, Ziyue; Zeng, Jincheng; Song, Zixuan; Lin, Yanwen; Shi, Qiao; Hao, Yongchao; Fu, Yuequn; Zhang, Zhisen; Wu, Jianyang (Peer reviewed; Journal article, 2023)
      The thermal transport properties of five-fold twinned (5FT) germanium–silicon (Ge–Si) heteronanowires (h-NWs) with varying cross-sectional areas, germanium (Ge) domain ratios and heterostructural patterns are investigated ...

    • Thermally induced hex-graphene transitions in 2D carbon crystals 

      Fu, Ran; Xu, Yihua; Liu, Yisi; Lin, Yanwen; Xu, Ke; Chang, Yuanhao; Fu, Yuequn; Zhang, Zhisen; Wu, Jianyang (Peer reviewed; Journal article, 2022)
      Resourceful beyond-graphene two-dimensional (2D) carbon crystals have been proposed/synthesized; however, the fundamental knowledge of their melting thermodynamics remains lacking. Here, the structural and thermodynamic ...

    • Topology and polarity of dislocation cores dictate the strength of monolayer MoS2 

      Wu, Jianyang; Zhang, Zhisen; He, Jianying; Ariza, Pilar; Ortiz, Michael; Zhang, Zhiliang (Journal article; Peer reviewed, 2019)
      In contrast to homoelemental graphene showing common dislocation dipole with pentagon-heptagon (5|7) core, heteroelemental MoS2 is observed to contain diverse dislocation cores that tune the chemical and physical properties. ...

    • Unconventional growth of methane hydrates: A molecular dynamics and machine learning study 

      Shi, Qiao; Lin, Yanwen; Hao, Yongchao; Song, Zixuan; Zhou, Ziyue; Fu, Yuequn; Zhang, Zhisen; Wu, Jianyang (Peer reviewed; Journal article, 2023)
      Natural gas hydrate reservoirs in natural settings subjected to external driving forces are deformed and locally dissociated, while they reform due to endothermic dissociation reaction. Here we report a molecular dynamics ...