solve boundary value problems over an unstructured mesh. FEM is
particularly well suited for modeling domains of arbitrary shape, and
efficiently modeling small features in large computational domains.
the requirements at the bottom of this page before downloading.
Please also see the section below on citing JCODES codes. Thanks.
from which the electric field is calculated. In 3D, the vector wave
equation is solved for the electric or magnetic field directly.
- (2D) Triangular elements with first order nodal basis functions
- (3D) Tetrahedral elements with 0, 1st, or 2nd order H0 curl
interpolatory vector basis functions (constructed from Whitney edge
elements) or H1 curl 1st order vector basis functions
- Sommerfeld radiation condition imposed on exterior of computational
domains (1st order) to model open--region scattering problems
- (3D) Truncation of domains using a dielectric material
- Absorption, scattering, and extinction cross section calculation
- Output of field intensity profiles
- Sparse LU decomposition (PARDISO from Intel MKL) to solve matrix
interacting 50 nm diameter silver
infinite cylinders separated by 1
nm at 339 nm. |E|^2 is shown.
result. The mesh was generated
|The Computational Physicist
The codes provided here are free under the GPL. If these codes are used
to obtain results to publish a paper, book, etc please acknowledge their
use with reference to their name (JFEM3D or JFEM2D) and the website
www.thecomputationalphysicist.com. This is not required, but greatly