Browsing NTNU Open by Author "Wu, Jianyang"
Now showing items 1-20 of 39
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Adhesion strength of tetrahydrofuran hydrates is dictated by substrate stiffness
Lin, Yan-Wen; Li, Tong; Zhang, Yi; Yan, Wei-Wei; Chen, Xiao-Ming; Zhang, Zhi-Sen; Wu, Jianyang (Peer reviewed; Journal article, 2023)Understanding the hydrate adhesion is important to tackling hydrate accretion in petro-pipelines. Herein, the relationship between the Tetrahydrofuran (THF) hydrate adhesion strength (AS) and surface stiffness on elastic ... -
CO2 Wetting on Pillar-Nanostructured Substrates
Wu, Jianyang; Snustad, Ingrid; Ervik, Åsmund; Brunsvold, Amy; He, Jianying; Zhang, Zhiliang (Peer reviewed; Journal article, 2020)CO2 capture by dropwise CO2 condensation on cold solid surfaces is a promising technology. Understanding the role of the nanoscale surface and topographical features of CO2 droplet wetting characteristics is of importance ... -
Contact Angle and Condensation of a CO2 Droplet on a Solid Surface
Wu, Jianyang; Ervik, Åsmund; Snustad, Ingrid; Xiao, Senbo; Brunsvold, Amy; He, Jianying; Zhang, Zhiliang (Journal article; Peer reviewed, 2018)Anthropogenic release of carbon dioxide (CO2) is a major contribution to manmade increase in global warming. Carbon capture and storage (CCS) is a necessary technology for lowering CO2 emissions to an acceptable level that ... -
Deformation and fracture of nano-sized metal-coated polymer particles: A molecular dynamics study
Wu, Jianyang; Nagao, Shijo; Zhang, Zhiliang; He, Jianying (Journal article; Peer reviewed, 2015)The mechanical behavior of Ni-coated polyethylene (PE) nanoparticles subjected to compression loading is systemically investigated by classical molecular dynamics simulation. Results show that the Ni coatings on PE ... -
Dual-Ionic Hydrogels with Ultralong Anti-dehydration Lifespan and Superior Anti-icing Performance
Li, Tong; Xu, Ke; Shi, Lianxin; Wu, Jianyang; He, Jianying; Zhang, Zhiliang (Peer reviewed; Journal article, 2022)Water-rich hydrogels find a wide range of promising applications due to their combined solid/liquidlike properties. However, hydrogels often exhibit a short lifespan and suffer from functional failure due to water depletion ... -
Ductile mechanisms of metals containing pre-existing nanovoids
Zhao, Kai; Ringdalen, Inga Gudem; Wu, Jianyang; He, Jianying; Zhang, Zhiliang (Journal article; Peer reviewed, 2016)The void growth in monocrystalline Cu and Fe are investigated by molecular dynamics simulations to reveal the ductile mechanisms based on dislocation emission and propagation. The results show that the void growth in Cu ... -
Effect of chain architecture on the compression behavior of nanoscale polyethylene particles
Wu, Jianyang; He, Jianying; Odegard, Gregory; Zhang, Zhiliang (Journal article; Peer reviewed, 2013)Polymeric particles with controlled internal molecular architectures play an important role as constituents in many composite materials for a number of emerging applications. In this study, classical molecular dynamics ... -
The effect of non-uniform pitch length and spiraling pathway on the mechanical properties of coiled carbon nanotubes
Lin, Yanwen; Shi, Qiao; Hao, Yongchao; Song, Zixuan; Zhou, Ziyue; Fu, Yuequn; Chen, Xiaoming; Zhang, Zhisen; Wu, Jianyang (Peer reviewed; Journal article, 2023)Coiled carbon nanotubes (CCNTs) exhibit exceptional mechanical, electrical, and thermal properties, making them suitable for diverse applications such as nanoelectromechanical devices. Here, classic molecular dynamics (MD) ... -
Effects of Morphology and Temperature on the Tensile Characteristics of Carbon Nitride Nanothreads
Fu, Yuequn; Xu, Ke; Wu, Jianyang; Zhang, Zhiliang; He, Jianying (Journal article; Peer reviewed, 2020)Very recently synthesized carbon nitride nanothreads (CNNTs) by compressing crystalline pyridine show outperformance in chemical and physical properties over diamond nanothreads. Here, using first-principle based ReaxFF ... -
Engineering Nanoparticles for Oil Field Applications
Wu, Jianyang; He, Jianying (Journal article, 2014) -
Extraordinary Deformation Capacity of Smallest Carbohelicene Springs
Sestak, Petr; Wu, Jianyang; He, Jianying; Pokluda, Jaroslav; Zhang, Zhiliang (Journal article; Peer reviewed, 2015)The extraordinary deformation and loading capacity of nine different [∞]carbohelicene springs under uniaxial tension up to their fracture were computed using the density functional theory. The simulations comprised either ... -
Fracture and negative Poisson’s ratio of novel spanned-fullerenes nanotube networks under tension
Wu, Jianyang; He, Jianying; Zhang, Zhiliang (Journal article; Peer reviewed, 2013)Carbon-based nanomaterials have attracted significant attention due to their unique physical properties. In this study, various multi-dimensional graphitic architectures are constructed by spanning fullerenes with carbon ... -
From Molecular Structure to Mechanical Properties: Nanostructured Materials
Wu, Jianyang (Doktoravhandlinger ved NTNU, 1503-8181; 2013:186, Doctoral thesis, 2013) -
Giant Stretchability and Reversibility of Tightly Wound Helical Carbon Nanotubes
Wu, Jianyang; He, Jianying; Odegard, Gregory; Nagao, Shijo; Zheng, Quanshui; Zhang, Zhiliang (Journal article; Peer reviewed, 2013)There is a surging interest in 3D graphitic nanostructures which possess outstanding properties enabling them to be prime candidates for a new generation of nanodevices and energy-absorbing materials. Here we study the ... -
Grain-size Controlled Mechanical Properties of Polycrystalline Monolayer MoS2
Wu, Jianyang; Cao, Pinqiang; Zhang, Zhisen; Ning, Fulong; Zheng, Songsheng; He, Jianying; Zhang, Zhiliang (Journal article, 2018)Pristine monocrystalline molybdenum disulphide (MoS2) possesses high mechanical strength comparable to that of stainless steel. Large-area chemical-vapor-deposited monolayer MoS2 tends to be polycrystalline with intrinsic ... -
Grain-size Induced Strengthening and Weakening of Dislocation-free Polycrystalline Gas Hydrates
Wu, Jianyang; Skallerud, Bjørn Helge; He, Jianying; Zhang, Zhiliang (Journal article; Peer reviewed, 2017)Sediment-hosted gas hydrates have profound impacts on global energy sources and climate change. Their mechanical properties play a crucial role in gas recovery and understanding their evolution in nature, however, the ... -
HTR: An ultra-high speed algorithm for cage recognition of clathrate hydrates
Liu, Yisi; Xu, Ke; Xu, Yihua; Liu, Jinjie; Wu, Jianyang; Zhang, Zhisen (Peer reviewed; Journal article, 2022)Clathrate hydrates find diverse significant applications including but not limited to future energy resources, gas storage and transport, gas separation, water desalination, and refrigeration. Studies on the nucleation, ... -
Hydrogen diffusion in C 1 ′ phase clathrate hydrate
Song, Zixuan; Zhou, Ziyue; Lin, Yanwen; Shi, Qiao; Hao, Yongchao; Fu, Yuequn; Zhang, Zhisen; Wu, Jianyang (Peer reviewed; Journal article, 2023) -
Mechanical instability of monocrystalline and polycrystalline methane hydrates
Wu, Jianyang; Ning, Fulong; Trinh, Thuat; Kjelstrup, Signe; Vlugt, Thijs J.H.; He, Jianying; Skallerud, Bjørn Helge; Zhang, Zhiliang (Journal article; Peer reviewed, 2015)Despite observations of massive methane release and geohazards associated with gas hydrate instability in nature, as well as ductile flow accompanying hydrate dissociation in artificial polycrystalline methane hydrates ... -
Mechanical properties of bi- and poly-crystalline ice
Cao, Pinqiang; Wu, Jianyang; Zhang, Zhisen; Fang, Bin; Peng, Li; Li, Tianshu; Vlugt, Thijs J.H.; Ning, Fulong (Journal article; Peer reviewed, 2018)A sound knowledge of fundamental mechanical properties of water ice is of crucial importance to address a wide range of applications in earth science, engineering, as well as ice sculpture and winter sports, such as ice ...