zimoun / scuff-em

A comprehensive and full-featured computational physics suite for boundary-element analysis of electromagnetic scattering, fluctuation-induced phenomena (Casimir forces and radiative heat transfer), nanophotonics, RF device engineering, electrostatics, and more. Includes a core library with C++ and python APIs as well as many command-line applications.

SCUFF-EM

A comprehensive and full-featured computational physics suite for boundary-element analysis of electromagnetic scattering, fluctuation-induced phenomena (Casimir forces and radiative heat transfer), nanophotonics, RF device engineering, electrostatics, and more. Includes a core library with C++ and python APIs as well as many command-line applications.

SCUFF-EM stands for

Surface-CUrrent-Field Formulation of ElectroMagnetism

For documentation and further information on SCUFF-EM visit the SCUFF-EM documentation homepage:

http://homerreid.github.io/scuff-em-documentation

An older version of the SCUFF-EM documentation is available here:

http://www.homerreid.com/scuff-em

General reference

• Top-level overview
• Installation
• Geometry files
• Material descriptions
• Geometrical transformations
• Incident Fields

Tutorial Examples

• Mie scattering
• Electrostatics of a spherical dielectric shell
• Spatially-resolved study of plane-wave transmission through an infinite-area thin dielectric film
• Imaging diffraction patterns of discs, disc arrays, and hole arrays in metal screens
• Casimir forces in a compact geometry
• Casimir forces in a 1D extended geometry
• Casimir forces in a 2D extended geometry
• Thermal radiation, heat transfer, and non-equilibrium Casimir forces between silicon dioxide spheres
• Spatial distribution of heat flux from a warm tip over a cold substrate
• LDOS and dyadic Green functions above an infinite aluminum half-space
• Electrostatic polarizability of platonic solids

Command-line application reference

• General reference for SCUFF-EM command-line applications

• Nanophotonics codes

  • SCUFF-SCATTER: general-purpose electromagnetic scattering
  • SCUFF-LDOS - photonic local density of states
  • SCUFF-TRANSMISSION - plane-wave transmission through 2D extended structures
  • SCUFF-TMATRIX - T-matrices of arbitrary compact objects in the spherical-wave basis

• Equilibrium Casimir codes

  • SCUFF-CAS3D - Casimir energies, forces, and torques
  • SCUFF-CASPOL - Casimir-Polder potentials

• Non-equilibrium Casimir/ heat-transfer code

  • SCUFF-NEQ - radiative heat transfer and non-equilibrium Casimir forces/torques

• RF / microwave engineering code

  • SCUFF-RF - multiport network parameters (S- and impedance parameters), and radiated fields, for passive RF and microwave structures.

• Electrostatics code

  • SCUFF-STATIC - pure electrostatics problems: capacitance matrices, DC polarizabilities, electrostatic potentials and fields

• Utility code

  • SCUFF-ANALYZE - diagnostic tool to print info on SCUFF-EM geometries

API reference

• LIBSCUFF - Accessing SCUFF-EM from C++ and python programs

Developer reference

• Implementation - how SCUFF-EM works
• DataStructures - data structures and methods inside the SCUFF-EM core library
• Documentation - about the SCUFF-EM documentation

Technical memos

• LIBSCUFF Implementation and Technical Details - a technical memo describing many details of the core library implementation
• Computation of power, force, and torque in SCUFF-EM - a technical memo describing methods for computing power, force and torque, with applications to both classical scattering and non-equilibrium fluctuational electrodynamics
• Computation of fields near panels in SCUFF-EM - a technical memo describing the computation of fields near triangular panels in discretized surface meshes
• Computation of Green's Functions and LDOS in SCUFF-LDOS code for computing dyadic Green's functions and local photonic densities of states