Contents

 
• Introduction
• Applicability of the DDA
• DDSCAT.5a
• What's New?
  • DDSCAT.5a
  • DSCAT.5a9
  • DDSCAT.5a10
• Compiling and Linking
  • Device Numbers IDVOUT and IDVERR
  • Subroutine TIMEIT
  • Leaving the netCDF Capability Disabled
  • Enabling the netCDF Capability
  • Compiling and Linking...
• Moving the Executable
• The Parameter File ddscat.par
• Running DDSCAT.5a Using the Sample ddscat.par File
• Output Files
  • ASCII files
  • Binary Option
  • Machine-Independent Binary File Option: netCDF
• Dipole Polarizabilities
• Dielectric Functions
• Choice of FFT Algorithm
• Choice of Iterative Algorithm
• Calculation of Radiative Force and Torque
• Memory Requirements
• Target Orientation
  • Orientation of the Target in the Lab Frame
  • Orientation of the Incident Beam in the Target Frame
  • Sampling in , , and
• Orientational Averaging
  • Randomly-Oriented Targets
  • Nonrandomly-Oriented Targets
• Target Generation
• Scattering Directions
• Incident Polarization State
• Averaging over Scattering: , etc.
• Mueller Matrix for Scattering in Selected Directions
  • Two Orthogonal Incident Polarizations (IORTH=2)
  • One Incident Polarization State Only (IORTH=1)
• Graphics and Postprocessing
  • IDL
• Miscellanea
• Finale
• Acknowledgments
• References
• Understanding and Modifying ddscat.par
• wxxryyori.avg Files
• wxxryykzzz.sca Files
• About this document ...