PPT Slide

Single Crystal Indexing / Twinning

• Twinning:
  • DIRAX for difficult Indexing problems: ftp://ftp.chem.uu.nl/pub/dirax/
  • Twindex: ftp://laue.chem.ncsu.edu/pub/X-ray/twindex/

• The Merohedral Crystal Twinning Server: http://www.doe-mbi.ucla.edu/Services/Twinning/

• TWIN3.0 for Windows (test for merohedry): Contact V. Kahlenberg (vkahlen@uni-bremen.de)

• Spacegroup Assignment:

• ABSEN Single Crystal Program by Patrick McArdle (comes with the ORTEX and WinGX suites)
  • http://www.nuigalway.ie/cryst/software.htm
  • http://www.chem.gla.ac.uk/~louis/software/wingx/

• Platon spacegroup assignment options
  • http://www.cryst.chem.uu.nl/platon/

• ROTAX style or inspired twinning software (Fo / Fc) (by Simon Parsons and Bob Gould)
  • Platon TwinRotMAt - http://www.cryst.chem.uu.nl/platon/
  • ROTAX in Crystals - http://www.xtl.ox.ac.uk/crystals.html

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