Methods implemented in pyscal

• Methods to calculate neighbors of a particle
  • Fixed cutoff method
  • Adaptive cutoff methods
    • Solid angle based nearest neighbor algorithm (SANN)
    • Adaptive cutoff method
  • Voronoi tessellation
• Steinhardt’s bond orientational order parameters
  • Steinhardt’s parameters
  • Averaged Steinhardt’s parameters
  • Voronoi weighted Steinhardt’s parameters
  • Disorder parameter
  • Classification of atoms as solid or liquid
• Angle based methods
  • Angular criteria for identification of diamond structure
  • \(\chi\) parameters for structural identification
• Voronoi tessellation to identify local structures
• Centrosymmetry parameter