"burgers" presets:
01 -- Perfect crystal
02 -- Commensurate overlayer
03 -- Edge dislocation
04 -- Screw dislocation
05 -- Dislocation at 45 degrees
06 -- Dislocation kink
07 -- Impurity pinning
08 -- Dislocation interactions
09 -- Frank-Read source
Click on the preset number to load ONLY the corresponding preset
parameters. Click on the title to open the annotation window. The
parameters may be also be loaded from that window.