Exploitation of symmetries to reduce the computation size, including even/odd mirror planes and 90°/180° rotations.Perfectly matched layer ( PML) absorbing boundaries as well as Bloch-periodic and perfect-conductor boundary conditions.Materials library containing predefined broadband, complex refractive indices.Variety of arbitrary material types: anisotropic electric permittivity ε and magnetic permeability μ, along with dispersive ε(ω) and μ(ω) including loss/gain, nonlinear (Kerr & Pockels) dielectric and magnetic materials, electric/magnetic conductivities σ, saturable gain/absorption, and gyrotropic media (magneto-optical effects).Precompiled binary packages of official releases via Conda.Portable to any Unix-like operating system such as Linux, macOS, and FreeBSD.Distributed memory parallelism on any system supporting MPI.Simulation in 1d, 2d, 3d, and cylindrical coordinates.Complete scriptability via Python, Scheme, or C++ APIs.Free and open-source software under the GNU GPL.Meep is a free and open-source software package for electromagnetics simulation via the finite-difference time-domain ( FDTD) method spanning a broad range of applications. Tutorial/Multilevel Atomic Susceptibility.Tutorial/Resonant Modes and Transmission in a Waveguide Cavity.Synchronizing the Magnetic and Electric Fields.
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