Junping Wang
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View article: Symmetry-Guided Theoretical Study on Photoexcitation Characteristics of CdSe Quantum Dots Hybridized with Graphene and BN
Symmetry-Guided Theoretical Study on Photoexcitation Characteristics of CdSe Quantum Dots Hybridized with Graphene and BN Open
This study employs density functional theory (DFT) and time-dependent DFT (TD-DFT) to systematically investigate the ground- and excited-state properties of hybrid systems composed of CdSe quantum dots (QDs) with graphene and boron nitride…
View article: GNODEVAE: a graph-based ODE-VAE enhances clustering for single-cell data
GNODEVAE: a graph-based ODE-VAE enhances clustering for single-cell data Open
View article: iVAE: an interpretable representation learning framework enhances clustering performance for single-cell data
iVAE: an interpretable representation learning framework enhances clustering performance for single-cell data Open
The proposed iVAE architecture enhances the interpretability of single-cell data compared to conventional VAE architectures as measured by clustering metrics. Our work establishes a potential foundational VAE architecture for developing sp…
View article: Development of a novel (Eu (III) post-functionalized zirconium-based metal-organic framework) dual-emission ratiometric fluorescent probe for rapid and highly selective detection of Pb2+ and Cu2+
Development of a novel (Eu (III) post-functionalized zirconium-based metal-organic framework) dual-emission ratiometric fluorescent probe for rapid and highly selective detection of Pb2+ and Cu2+ Open
View article: Symmetry-Entropy-Constrained Matrix Fusion for Dynamic Dam-Break Emergency Planning
Symmetry-Entropy-Constrained Matrix Fusion for Dynamic Dam-Break Emergency Planning Open
Existing studies on ontology evolution lack automated mechanisms to balance semantic coherence and adaptability under real-time uncertainties, particularly in resolving spatiotemporal asymmetry and multidimensional coupling imbalances in d…
View article: Fabrication of Graphene/Copper Laminate Composites with Enhanced Electrical and Mechanical Properties by Cold Rolling
Fabrication of Graphene/Copper Laminate Composites with Enhanced Electrical and Mechanical Properties by Cold Rolling Open
View article: Quantitative study on toppling deformation zoning of antidip rock slope under different soft and hard rock conditions
Quantitative study on toppling deformation zoning of antidip rock slope under different soft and hard rock conditions Open
Toppling deformation can be classified into deep toppling (DT) and shallow toppling (ST) based on deformation mechanisms and development depth of rock mass under different soft and hard rock conditions. Currently, the toppling zoning indic…
View article: Phosphopeptide-bridged NH2-TiO2-mediated carbon dots self-enhancing and electrochemiluminescence microsensors for label-free protein kinase A detection
Phosphopeptide-bridged NH2-TiO2-mediated carbon dots self-enhancing and electrochemiluminescence microsensors for label-free protein kinase A detection Open
A novel electrochemiluminescence (ECL) method was developed for analyzing protein kinase A (PKA) ultra-sensitively based on amidated nano-titanium (NH2-TiO2) embellished carbon dots (Mg@N-CDs) fluorescent probe, which…
View article: A Parallel iterative Algorithm for primal-dual weak Galerkin Schemes
A Parallel iterative Algorithm for primal-dual weak Galerkin Schemes Open
This paper presents and analyzes a parallelizable iterative procedure based on domain decomposition for primal-dual weak Galerkin (PDWG) finite element methods applied to the Poisson equation. The existence and uniqueness of the PDWG solut…
View article: Study on deformation characteristics of toppling failure of anti-dip rock slopes under different soft and hard rock conditions
Study on deformation characteristics of toppling failure of anti-dip rock slopes under different soft and hard rock conditions Open
For the widespread exposure of toppling deformation phenomena in anti-dip engineering slopes such as hydropower, transportation, and mining, especially deep-seated toppling, these large-scale deep-seated toppling deformations reaching dept…
View article: Enhanced Bending Stability in Ultrahigh Conductive Graphene Sheets/Copper Wires
Enhanced Bending Stability in Ultrahigh Conductive Graphene Sheets/Copper Wires Open
View article: Stacked Cvd-Grown Graphene Sheets for High-Performance Ultra-Flexible Transparent Conductive Films
Stacked Cvd-Grown Graphene Sheets for High-Performance Ultra-Flexible Transparent Conductive Films Open
View article: Weak Galerkin Finite Element Methods for Optimal Control Problems Governed by Second Order Elliptic Partial Differential Equations
Weak Galerkin Finite Element Methods for Optimal Control Problems Governed by Second Order Elliptic Partial Differential Equations Open
This paper is concerned with the development of weak Galerkin (WG) finite element method for optimal control problems governed by second order elliptic partial differential equations (PDEs). It is advantageous to use discontinuous finite e…
View article: Investigation into the Perforation Optimization in Conglomerate Reservoir Based on a Field Test
Investigation into the Perforation Optimization in Conglomerate Reservoir Based on a Field Test Open
The Mahu conglomerate reservoir is characterized by strong heterogeneity and the uneven stimulation of the horizontal lateral during hydraulic fracturing. The optimization of the perforation number per cluster is of great value for horizon…
View article: Generalized weak Galerkin finite element methods for second order elliptic problems
Generalized weak Galerkin finite element methods for second order elliptic problems Open
This article proposes and analyzes the generalized weak Galerkin ({\rm g}WG) finite element method for the second order elliptic problem. A generalized discrete weak gradient operator is introduced in the weak Galerkin framework so that th…
View article: Generalized Weak Galerkin Finite Element Methods for Biharmonic Equations
Generalized Weak Galerkin Finite Element Methods for Biharmonic Equations Open
The generalized weak Galerkin (gWG) finite element method is proposed and analyzed for the biharmonic equation. A new generalized discrete weak second order partial derivative is introduced in the gWG scheme to allow arbitrary combinations…
View article: Mechanical mechanism of rock mass slabbing aggravating toppling failure
Mechanical mechanism of rock mass slabbing aggravating toppling failure Open
Many slabbing rock masses have emerged in hydropower slopes and underground engineering, with the construction of basic engineering and resource development projects along the zone of the Belt and Road. The anti-dip slabbing rock mass is p…
View article: Construction and Practice of the "Three Levels - Four Dimensions" System for Basic Disciplines Competitions
Construction and Practice of the "Three Levels - Four Dimensions" System for Basic Disciplines Competitions Open
Mathematical modeling competition, mathematical competition, physical competition, physical experiment competition, mechanics competition and graphics competition are basic discipline competitions in university. These basic discipline comp…
View article: A parallel iterative procedure for weak Galerkin methods for second order elliptic problems
A parallel iterative procedure for weak Galerkin methods for second order elliptic problems Open
A parallelizable iterative procedure based on domain decomposition is presented and analyzed for weak Galerkin finite element methods for second order elliptic equations. The convergence analysis is established for the decomposition of the…
View article: An $L^p$-primal-dual finite element method for first-order transport problems
An $L^p$-primal-dual finite element method for first-order transport problems Open
A new $L^p$-primal-dual weak Galerkin method ($L^p$-PDWG) with $p>1$ is proposed for the first-order transport problems. The existence and uniqueness of the $L^p$-PDWG numerical solutions is established. In addition, the $L^p$-PDWG method …
View article: Hydroxyl radical enhanced carbon dots fluorescence quenching immunoassays for simultaneous detection of six kinds of antibiotics
Hydroxyl radical enhanced carbon dots fluorescence quenching immunoassays for simultaneous detection of six kinds of antibiotics Open
Hydroxyl radical (•OH)‐sensitive carbon dots (CDs) with an excitation wavelength of 390 nm and emission wavelength of 525 nm were synthesized by microwave in one‐step. Using CDs as fluorescent probes, an •OH‐enhanced fluorescence quenching…
View article: An Extension of the Morley Element on General Polytopal Partitions Using Weak Galerkin Methods
An Extension of the Morley Element on General Polytopal Partitions Using Weak Galerkin Methods Open
This paper introduces an extension of the well-known Morley element for the biharmonic equation, extending its application from triangular elements to general polytopal elements using the weak Galerkin finite element methods. By leveraging…
View article: Curved Elements in Weak Galerkin Finite Element Methods
Curved Elements in Weak Galerkin Finite Element Methods Open
A mathematical analysis is established for the weak Galerkin finite element methods for the Poisson equation with Dirichlet boundary value when the curved elements are involved on the interior edges of the finite element partition or/and o…
View article: Two‐order superconvergence for a weak Galerkin method on rectangular and cuboid grids
Two‐order superconvergence for a weak Galerkin method on rectangular and cuboid grids Open
This article introduces a particular weak Galerkin (WG) element on rectangular/cuboid partitions that uses th order polynomial for weak finite element functions and th order polynomials for weak derivatives. This WG element is highly accur…
View article: A Generalized Weak Galerkin method for Oseen equation
A Generalized Weak Galerkin method for Oseen equation Open
In this work, the authors introduce a generalized weak Galerkin (gWG) finite element method for the time-dependent Oseen equation. The generalized weak Galerkin method is based on a new framework for approximating the gradient operator. Bo…
View article: An $L^p$- Primal-Dual Weak Galerkin method for div-curl Systems
An $L^p$- Primal-Dual Weak Galerkin method for div-curl Systems Open
This paper presents a new $L^p$-primal-dual weak Galerkin (PDWG) finite element method for the div-curl system with the normal boundary condition for $p>1$. Two crucial features for the proposed $L^p$-PDWG finite element scheme are as foll…
View article: A parallel iterative procedure for weak Galerkin methods for second order elliptic problems
A parallel iterative procedure for weak Galerkin methods for second order elliptic problems Open
A parallelizable iterative procedure based on domain decomposition is presented and analyzed for weak Galerkin finite element methods for second order elliptic equations. The convergence analysis is established for the decomposition of the…
View article: An $L^p$- Primal-Dual Weak Galerkin Method for Convection-Diffusion Equations
An $L^p$- Primal-Dual Weak Galerkin Method for Convection-Diffusion Equations Open
In this article, the authors present a new $L^p$- primal-dual weak Galerkin method ($L^p$-PDWG) for convection-diffusion equations with $p>1$. The existence and uniqueness of the numerical solution is discussed, and an optimal-order error …
View article: An $L^p$- Primal-Dual Weak Galerkin Method for Convection-Diffusion\n Equations
An $L^p$- Primal-Dual Weak Galerkin Method for Convection-Diffusion\n Equations Open
In this article, the authors present a new $L^p$- primal-dual weak Galerkin\nmethod ($L^p$-PDWG) for convection-diffusion equations with $p>1$. The\nexistence and uniqueness of the numerical solution is discussed, and an\noptimal-order err…
View article: An $L^p$-weak Galerkin method for second order elliptic equations in non-divergence form
An $L^p$-weak Galerkin method for second order elliptic equations in non-divergence form Open
This article presents a new primal-dual weak Galerkin method for second order elliptic equations in non-divergence form. The new method is devised as a constrained $L^p$-optimization problem with constraints that mimic the second order ell…