software, APEX2, PROTEUM2, single crystal X-ray diffraction

Pseudo Merohedral Twinning: How to Treat a Six-fold Twin

SC-XRD Application Note - APEX2 Software

Pseudo Merohedral Twinning App Note, SC-XRD

In dealing with pseudo-merohedral twins, cell refinement and data integration need special care due to the presence of closely overlapping spots. Careful selection of trusted areas in which to refine the cell will improve the reliability of the cell parameters.