Script underlying the paper "Phase-Space Discontinuous Galerkin Scheme for the Radiative Transfer Equation in Slab Geometry"
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*** Solver for a phase-space Discontinuous Galerkin discretization for radiative transfer in slab-geometry ***authors: R. Bardin, F. Bertrand, O. Palii, M. Schlottbom corresponding author: Matthias Schlottbom, University of Twente, m.schlottbom@utwente.nl<br>We implement a symmetric interior penalty discontinuous Galerkin scheme for the approximation of the second-order form of the radiative transfer equation in slab geometry, using different polynomial degrees and quad-tree grids, which allow for local refinement in phase-space. We implement hierarchical error estimators.<br>*** Scientific reference ***R. Bardin, F. Bertrand, O. Palii, M. Schlottbom <em>A Phase-Space Discontinuous Galerkin Scheme for the Radiative Transfer Equation in Slab Geometry.</em>Computational Methods in Applied Mathematics, 2024. doi: <em>10.1515/cmam-2023-0090</em>When using this code, cite that paper.<br><br>*** Description ***For using the code, unzip the repository and run run.m. In lines 8-15, there are parameters regarding the solvers, test cases, and mesh refinement routines used.<br><br>
*** 平板几何下辐射传输方程的相空间(phase-space)间断伽辽金(Discontinuous Galerkin)离散求解器 ***
作者:R. Bardin、F. Bertrand、O. Palii、M. Schlottbom;通讯作者:马蒂亚斯·施洛特博姆(Matthias Schlottbom),特温特大学,邮箱:m.schlottbom@utwente.nl
本项目实现了对称内部惩罚间断伽辽金格式,用于平板几何下辐射传输方程二阶形式的数值近似,支持采用不同多项式阶数与四叉树网格(quad-tree grids),可实现相空间内的局部加密;同时实现了分层误差估计器(hierarchical error estimators)。
*** 学术引用 ***
R. Bardin、F. Bertrand、O. Palii、M. Schlottbom. 《平板几何下辐射传输方程的相空间间断伽辽金格式》. 应用数学中的计算方法(Computational Methods in Applied Mathematics),2024年. DOI:10.1515/cmam-2023-0090。使用本代码时,请引用该论文。
*** 使用说明 ***
解压本代码仓库并运行run.m文件即可使用。代码第8至15行包含了所使用的求解器、测试算例以及网格加密程序的相关参数设置。
提供机构:
Bertrand, Fleurianne; Bardin, Riccardo
创建时间:
2024-02-20



