Pengfei Guan
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View article: Numerical Study on Optimization of Manifold Microchannel Heat Sink
Numerical Study on Optimization of Manifold Microchannel Heat Sink Open
Integrated circuits have become indispensable in modern society owing to their formidable computational power and high integration, finding extensive applications in critical fields such as artificial intelligence and new energy vehicles. …
View article: High-frequency FeSiAl-based soft magnetic composites via simultaneously suppressed eddy and hysteresis losses
High-frequency FeSiAl-based soft magnetic composites via simultaneously suppressed eddy and hysteresis losses Open
Soft magnetic composites present promising solutions for integrated transformers and inductors, but challenges arise at MHz range, where hysteresis and intra-eddy losses result in substantial performance degradation. In this study, we prop…
View article: Metallic glass roadmap
Metallic glass roadmap Open
Metallic glasses (MGs) that mainly made up of metallic elements are a new member of the glassy materials family. This new kind of glass combines the characteristics of liquids and solids, glasses and metals, making it fascinating to both s…
View article: Molecular Crystal Memristor
Molecular Crystal Memristor Open
The emergence of memristors offers a revolutionary solution for achieving in-memory computing at the hardware level. However, existing memristors suffer from the inherent channel materials damage during cyclical resistive switching, render…
View article: Exploring Surface-Driven Mechanisms for Low-Temperature Sintering of Nanoscale Copper
Exploring Surface-Driven Mechanisms for Low-Temperature Sintering of Nanoscale Copper Open
As the density of electronic packaging continues to rise, traditional soldering techniques encounter significant challenges, leading to copper–copper direct bonding as a new high-density connection method. The high melting point of copper …
View article: Mechanical Amorphization of Glass-Forming Systems Induced by Oscillatory Deformation: The Energy Absorption and Efficiency Control
Mechanical Amorphization of Glass-Forming Systems Induced by Oscillatory Deformation: The Energy Absorption and Efficiency Control Open
View article: The stress-thermal equivalence “memory effect” in glass materials
The stress-thermal equivalence “memory effect” in glass materials Open
View article: Intrinsic tensile ductility in strain hardening multiprincipal element metallic glass
Intrinsic tensile ductility in strain hardening multiprincipal element metallic glass Open
Traditional metallic glasses (MGs), based on one or two principal elements, are notoriously known for their lack of tensile ductility at room temperature. Here, we developed a multiprincipal element MG (MPEMG), which exhibits a gigapascal …
View article: Non-homogeneous fully nonlinear contracting flows of convex hypersurfaces
Non-homogeneous fully nonlinear contracting flows of convex hypersurfaces Open
We consider a general class of non-homogeneous contracting flows of convex hypersurfaces in R n + 1 ${\mathbb{R}}^{n+1}$ , and prove the existence and regularity of the flow before extincting to a point in finite time.
View article: Atomic Origin of Minor Alloying Element Effect on Glass Forming Ability of Metallic Glass
Atomic Origin of Minor Alloying Element Effect on Glass Forming Ability of Metallic Glass Open
View article: Understanding the glassy dynamics from melting temperatures in binary glass-forming liquids
Understanding the glassy dynamics from melting temperatures in binary glass-forming liquids Open
In binary glass-forming liquids, the difference in dynamics between large and small particles correlates well with the difference in effective melting temperatures between them.
View article: Invariant Topological Feature of Atomic Packing in a Model Metallic Glass
Invariant Topological Feature of Atomic Packing in a Model Metallic Glass Open
View article: A Novel COCH p.D544Vfs*3 Variant Associated with DFNA9 Sensorineural Hearing Loss Causes Pathological Multimeric Cochlin Formation
A Novel COCH p.D544Vfs*3 Variant Associated with DFNA9 Sensorineural Hearing Loss Causes Pathological Multimeric Cochlin Formation Open
COCH (coagulation factor C homology) is one of the most frequently mutated genes of autosomal dominant non-syndromic hearing loss. Variants in COCH could cause DFNA9, which is characterized by late-onset hearing loss with variable degrees …
View article: Oxidation-induced superelasticity in metallic glass nanotubes
Oxidation-induced superelasticity in metallic glass nanotubes Open
View article: Functional Connectivity Alterations and Molecular Characterization of the Anterior Cingulate Cortex in Tinnitus Pathology without Hearing Loss
Functional Connectivity Alterations and Molecular Characterization of the Anterior Cingulate Cortex in Tinnitus Pathology without Hearing Loss Open
Compared with individuals with hearing loss, tinnitus patients without hearing loss have more psychological or emotional problems. Tinnitus is closely associated to abnormal metabolism and function of the limbic system, a key brain region …
View article: Study on the Effect of Acrylic Acid Emulsion on the Properties of Poplar Wood Modified by Sodium Silicate Impregnation
Study on the Effect of Acrylic Acid Emulsion on the Properties of Poplar Wood Modified by Sodium Silicate Impregnation Open
Inorganic silicate impregnation-modified fast-growing wood shows improved mechanical properties and thermal stability, but inorganic silicate agent loss and moisture absorption affect its processability. This study proposes a method to imp…
View article: Modulation of Magnetism in Transition-Metal-Doped Monolayer Mos2 by Strain Engineering
Modulation of Magnetism in Transition-Metal-Doped Monolayer Mos2 by Strain Engineering Open
View article: Selecting the Technology of Sodium Silicate Modified Poplar with the Highest Performance by Fuzzy Orthogonal Method
Selecting the Technology of Sodium Silicate Modified Poplar with the Highest Performance by Fuzzy Orthogonal Method Open
Sodium silicate modification can improve the overall performance of wood. The modification process has a great influence on the properties of modified wood. In this study, a new method was introduced to analyze the wood modification proces…
View article: Efficient and accurate simulation of vitrification in multi-component metallic liquids with neural-network potentials
Efficient and accurate simulation of vitrification in multi-component metallic liquids with neural-network potentials Open
Constructing accurate interatomic potential and overcoming the exponential growth of structural equilibration time are challenges to the atomistic investigations of the composition-dependent structure and dynamics during the vitrification …
View article: Influence of oscillatory shear on nucleation in metallic glasses: a molecular dynamics study
Influence of oscillatory shear on nucleation in metallic glasses: a molecular dynamics study Open
The process of crystal nucleation can be accelerated or retarded by ultrasonic vibration, which is particularly attractive for the addictive manufacture and thermoplastic forming of metallic glasses, however, the effect and mechanism of os…
View article: Atomic Origin of Annealing Embrittlement in Metallic Glasses
Atomic Origin of Annealing Embrittlement in Metallic Glasses Open
An atomistic understanding of annealing embrittlement is a longstanding issue for metallic glasses, which is still lacking due to the insurmountable gap between the thermal history of atomic models and laboratory-made samples. Here, based …
View article: First-Principles Study of Different Oxidation Process on Al(111) and Cu(111): Metal Pulled-Off Effect
First-Principles Study of Different Oxidation Process on Al(111) and Cu(111): Metal Pulled-Off Effect Open
View article: A weighted gradient estimate for solutions of $ L^p $ Christoffel-Minkowski problem
A weighted gradient estimate for solutions of $ L^p $ Christoffel-Minkowski problem Open
We extend the weighted gradient estimate for solutions of nonlinear PDE associated to the prescribed $ k $-th $ L^p $-area measure problem to the case $ 0 < p < 1 $. The estimate yields non-collapsing estimate for symmetric convex bo…
View article: Cycle deformation enabled controllable mechanical polarity of bulk metallic glasses
Cycle deformation enabled controllable mechanical polarity of bulk metallic glasses Open
View article: Effect of Sodium Salicylate on Calcium Currents and Exocytosis in Cochlear Inner Hair Cells: Implications for Tinnitus Generation
Effect of Sodium Salicylate on Calcium Currents and Exocytosis in Cochlear Inner Hair Cells: Implications for Tinnitus Generation Open
View article: Atomistic modelling of thermal-cycling rejuvenation in metallic glasses
Atomistic modelling of thermal-cycling rejuvenation in metallic glasses Open
View article: Atomic nonaffinity as a predictor of plasticity in amorphous solids
Atomic nonaffinity as a predictor of plasticity in amorphous solids Open
Structural heterogeneity of amorphous solids present difficult challenges that stymie the prediction of plastic events, which are intimately connected to their mechanical behavior. Based on a perturbation analysis of the potential energy l…
View article: The critical model size for simulating the structure-dynamics correlation in bulk metallic glasses
The critical model size for simulating the structure-dynamics correlation in bulk metallic glasses Open
View article: Cycle Deformation Enabled Controllable Mechanical Polarity of Bulk Metallic Glasses
Cycle Deformation Enabled Controllable Mechanical Polarity of Bulk Metallic Glasses Open
View article: Atomistic Modelling of Thermal-Cycling Rejuvenation in Metallic Glasses
Atomistic Modelling of Thermal-Cycling Rejuvenation in Metallic Glasses Open
Cycling of a metallic glass between ambient and cryogenic temperatures can induce higher-energy states characteristic of glass formation on faster cooling. This rejuvenation, unexpected because it occurs at small macroscopic strains and we…