兰州大学机构库

Browse/Search Results:  1-10 of 24401 Help

Filters    
Selected(0)Clear Items/Page:    Sort:
Efficient ADI schemes and preconditioning for a class of high-dimensional spatial fractional diffusion equations with variable diffusion coefficients 期刊论文
Journal of Computational and Applied Mathematics, 2023, 卷号: 423
Authors:  Gan, Di;  Zhang, Guo-Feng
Favorite  |  View/Download:0/0  |  Submit date:2023/01/03
Diffusion  Finite difference method  Inverse problems  Linear systems  Matrix algebra  Numerical methods  Partial differential equations  Alternating direction implicit  Alternating-direction implicit method  Approximate inverse preconditioner  Fractional diffusion equation  High-dimensional  High-dimensional fractional diffusion equation  Higher-dimensional  Krylov-subspace methods  Toeplitz matrices  Variable diffusion coefficient  
Uniqueness and global stability of V-shaped fronts for the buffered bistable system in R2 期刊论文
Nonlinear Analysis: Real World Applications, 2023, 卷号: 70
Authors:  Jia, Fu-Jie;  Bu, Zhen-Hui;  Ma, Zhuo
Favorite  |  View/Download:0/0  |  Submit date:2023/01/03
Asymptotic stability  System stability  Bistable system  Buffered bistable system  Calcium concentration  Concentration waves  Global asymptotic stability  Global stability  Solution methods  Supersolution  Uniqueness  V-shaped front  
Limit of the blow-up solution for the inhomogeneous nonlinear Schrödinger equation 期刊论文
Mathematics and Computers in Simulation, 2023, 卷号: 205, 页码: 642-658
Authors:  Peng, Congming;  Zhao, Dun;  Shi, Qihong
Favorite  |  View/Download:0/0  |  Submit date:2023/01/03
Blow-up  Blow-up profile  Blowup solutions  Critical exponent  Gagliardo-Nirenberg inequality  Inhomogeneous nonlinear schrödinge equation  L 2 concentration  
The biodeterioration outbreak in Dunhuang Mogao Grottoes analyzed for the microbial communities and the occurrence time by C-14 dating 期刊论文
International Biodeterioration and Biodegradation, 2023, 卷号: 178
Authors:  Ma, Wenxia;  Wu, Fasi;  He, Dongpeng;  Li, Jie;  Zhang, Qi;  Yang, Xiaoju;  Gu, Ji-Dong;  Wang, Wanfu;  Feng, Huyuan
Favorite  |  View/Download:0/0  |  Submit date:2023/01/03
Bacteria  Biodegradation  Biomass  Deterioration  Fungi  Historic preservation  Mortar  Rain  Scanning electron microscopy  14C dating  Biodeterioration  Black spot  Cultural heritage conservation  Dunhuang Mogao Grottoes  Microbial biomass  Microbial communities  Most likely  Rainfall and relative humidity  Wall-paintings  
Construction of nickel sulfide phase-heterostructure for alkaline hydrogen evolution reaction 期刊论文
Journal of Colloid and Interface Science, 2023, 卷号: 633, 页码: 640-648
Authors:  Yuan, Fei;  Wang, Shuo;  Yang, Guangxue;  Qin, Jiaheng;  Chen, Ming;  Fan, Tongtong;  Ma, Jiantai
Favorite  |  View/Download:0/0  |  Submit date:2023/01/03
Hydrogen  Nickel sulfates  Transition metals  Alkaline hydrogen evolution reaction  Alkaline media  Alkalines  Catalytic performance  Hydrogen evolution reactions  Mole ratio  One-pot method  Simple++  Transition metal sulfides  ]+ catalyst  
Analysis of (shifted) piecewise quadratic polynomial collocation for nonlocal diffusion model 期刊论文
Applied Numerical Mathematics, 2023, 卷号: 185, 页码: 120-140
Authors:  Cao, Rongjun;  Chen, Minghua;  Qi, Yingfan;  Shi, Jiankang;  Yin, Xiaobo
Favorite  |  View/Download:0/0  |  Submit date:2023/01/03
Diffusion  Errors  Maximum principle  Asymptotically compatible scheme  Compatible schemes  Convergence analysis  Nonlocal models  Piecewise quadratic polynomials  Polynomial collocation  Shifted-symmetric collocation  Stability analyze  Stability and convergence  Symmetrics  
Multilayer coupled mechanism: Comment on "Impacts of climate change on vegetation pattern: Mathematical modeling and data analysis" by G.Q. Sun et al. 期刊论文
Physics of Life Reviews, 2023, 卷号: 44, 页码: 1-3
Authors:  Huang, Jianping
Favorite  |  View/Download:0/0  |  Submit date:2023/01/03
Facet modulation of nickel-ruthenium nanocrystals for efficient electrocatalytic hydrogen evolution 期刊论文
Journal of Colloid and Interface Science, 2023, 卷号: 633, 页码: 275-283
Authors:  Pang, Qing-Qing;  Bai, Xue;  Du, Xin;  Zhang, Shuo;  Liu, Zhong-Yi;  Yue, Xin-Zheng
Favorite  |  View/Download:0/0  |  Submit date:2023/01/03
Binary alloys  Charge transfer  Electrocatalysis  Electrocatalysts  Electronic structure  Ethylene  Ethylene glycol  Free energy  Gas adsorption  Modulation  Nanocrystals  Nickel  Acidic media  Alkaline media  Density-functional-theory  Electrocatalytic  Energy economy  Facet modulation  Hydrogen evolution reactions  Hydrogen-evolution  Ni-ru nanocrystal  Sustainable energy  
Aerosol optical properties and its direct radiative forcing over Tibetan Plateau from 2006 to 2017 期刊论文
Particuology, 2023, 卷号: 74, 页码: 64-73
Authors:  Bi, Hongru;  Chen, Siyu;  Zhao, Dan;  Lu, Fuquan;  Chen, Yu;  Guan, Yawen
Favorite  |  View/Download:0/0  |  Submit date:2022/11/08
Atmospheric aerosols  Atmospheric radiation  Optical properties  Radiative transfer  Solar radiation  Aerosol cans  Aerosol optical depths  Aerosol optical property  Atmospheric radiative transfer models  Direct radiative forcing  Optical properties of aerosols  Santa Barbara  Santa barbara DISORT atmospheric radiative transfer model  Single scattering albedo  Tibetan Plateau  
Analysis of a weak Galerkin method for second-order elliptic equations with minimal regularity on polytopal meshes 期刊论文
Journal of Computational and Applied Mathematics, 2023, 卷号: 420
Authors:  Liu, Kaifang;  Zhu, Peng
Favorite  |  View/Download:0/0  |  Submit date:2022/11/08
Eigenvalues and eigenfunctions  Errors  Elliptic eigenvalue problem  Elliptic equations  Elliptic PDEs  Error equation  Exact solution  Minimal regularity  Quasi-optimal  Second order elliptic  Smooth assumptions  Weak galerkin