Search Results - "Dai-Lan"
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Novel atomic-scale mechanism of incipient plasticity in a chemically complex CrCoNi medium-entropy alloy associated with inhomogeneity in local chemical environment
Published in Acta materialia (01-08-2020)“…Understanding the incipient plastic mechanism in metals is critical for their associated mechanical properties. While heterogeneous dislocation nucleation from…”
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A constitutive model for metallic glasses based on two-temperature nonequilibrium thermodynamics
Published in International journal of plasticity (01-07-2022)“…•Constitutive model for metallic glass within the framework of irreversible nonequilibrium thermodynamics is developed by extending classical STZ…”
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Superior strength-ductility CoCrNi medium-entropy alloy wire
Published in Scripta materialia (01-05-2020)“…High strength-ductility is the prerequisite requirement for the widely used steel wires in engineering applications. Traditional strengthening strategies on…”
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Effective strengthening and toughening in high entropy-alloy by combining extrusion machining and heat treatment
Published in Scripta materialia (01-05-2022)“…[Display omitted] This study presents an effective strengthening and toughening approach to improve tensile properties of CrMnFeCoNi high entropy-alloy (HEA)…”
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Dynamic behavior of CrMnFeCoNi high-entropy alloy in impact tension
Published in International journal of impact engineering (01-12-2021)“…•Both the tensile strength and plasticity of the CrMnFeCoNi high-entropy alloy were enhanced significantly at high strain rates.•High strain rate embrittlement…”
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6
Universal Scaling in the Temperature-Dependent Viscous Dynamics of Metallic Glasses
Published in The journal of physical chemistry. B (08-04-2021)“…The essential query about glass formation is how to understand the sheer temperature dependence of viscous dynamics of glass-forming liquids near the…”
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7
Dislocation nucleation and evolution at the ferrite-cementite interface under cyclic loadings
Published in Acta materialia (01-03-2020)“…Fatigue is of significant importance to the engineering applications of the structural materials. High-strength pearlite steel consisting of a ductile ferrite…”
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A high-entropy alloy syntactic foam with exceptional cryogenic and dynamic properties
Published in Materials science & engineering. A, Structural materials : properties, microstructure and processing (15-06-2023)“…Metal foams are in great demand in extreme service environments with cryogenic temperatures and high strain rates due to their unique properties. However, the…”
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Experimental study on tensile behaviors of cracked ultra-high performance concrete under freezing and thawing
Published in Construction & building materials (12-01-2024)“…A combination of external actions and autogenous shrinkage makes ultra-high performance concrete (UHPC) prone to cracking in service, which inevitably harms…”
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10
“Self-sharpening” tungsten high-entropy alloy
Published in Acta materialia (01-03-2020)“…“Self-sharpening”, a material maintaining its acute head shape during penetration, is highly desirable in a wide range of engineering applications. However, it…”
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Ultra-high energy absorption high-entropy alloy syntactic foam
Published in Composites. Part B, Engineering (15-02-2021)“…Metal matrix syntactic foams (MMSFs) are a class of fascinating particulate composites consisting of metal matrix and hollow spheres, which are promising in…”
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12
Anomalous size effect in micron-scale CoCrNi medium-entropy alloy wire
Published in Scripta materialia (01-07-2021)“…Micron-sized CoCrNi medium-entropy alloy (MEA) wires are successfully fabricated by Taylor-Ulitovsky method for the first time. The wires of two different…”
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13
A free energy landscape perspective on the nature of collective diffusion in amorphous solids
Published in Acta materialia (15-09-2018)“…The nature of collective diffusion in amorphous solids is in strong contrast with diffusion in crystals. However, the atomic-scale mechanism and kinetics of…”
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14
Application of kernel-based Fisher discriminant analysis to map landslide susceptibility in the Qinggan River delta, Three Gorges, China
Published in Geomorphology (Amsterdam, Netherlands) (15-10-2012)“…Kernel machines are widely applied in classification because of many typical advantages, such as a good capacity to deal with high-dimensional data, good…”
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15
Chemical inhomogeneity inhibits grain boundary fracture: A comparative study in CrCoNi medium entropy alloy
Published in Journal of materials science & technology (01-08-2023)“…•Combining large scale MD simulations and first principle calculations, the underlying correlative mechanisms of GB chemistry and GB fracture were deeply…”
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16
Adipocytes: active facilitators in epithelial ovarian cancer progression?
Published in Journal of ovarian research (23-09-2020)“…There is growing evidence that adipocytes play important roles in the progression of multiple cancers. Moreover, in obesity, adipocytes alter their original…”
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Uncovering heterogeneity of local lattice distortion in TiZrHfNbTa refractory high entropy alloy by SR-XRD and EXAFS
Published in Scripta materialia (15-01-2023)“…Local lattice distortion is usually hypothesized to be severe in TiZrHfNbTa refractory high entropy alloy (RHEA). However, few works have made to…”
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Impact tension behavior of heavy-drawn nanocrystalline CoCrNi medium entropy alloy wire
Published in Materials science & engineering. A, Structural materials : properties, microstructure and processing (20-10-2022)“…High-strength metallic wire is a vital bearing structure used in many industrial fields. Impact loads often challenge the service safety of metal wire in…”
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Susceptibility of shear banding to chemical short-range order in metallic glasses
Published in Scripta materialia (15-03-2019)“…To clarify the critical role of chemical short-range order on the formation of shear bands in metallic glasses, atomistic simulations are performed on Pd82Si18…”
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