On Wed, 18 Feb 2004 14:40:23 +0100 (CET), Miguel Howard wrote > We have been making good progress on support for unit cell rendering > and representation. > > Egon and I are starting to think about the multiple-cell > construction of larger crystals. These would be created by > translating the unit cell (with the atoms) to new positions. > > We have a terminology problem. We need a 'name' for this larger crystal. > And a name that distinguishes it from the 'singleton unit cell' > > Egon says that sybyl uses the term 'unit cell box' to describe this this.
not nice at all > > He found several other references to other (less well known) > programs that use the term 'supercell' > > Q: Are there other terms that are used? > > Personally, I like 'unitcell' and 'supercell' > > But I could also go with 'singleton unit cell' and 'multi unit cell' By *definition* the unit cell is the smallest repeat unit for the choice of symmetry. So there is no need for "singleton" anything, the unit cell is the unit cell. Supercell smacks of sub- and supergroup relations between spacegroups, and this has pretty well defined meanings already, so that nomenclature wouldn't be my first choice. Multi_cell? Cell packing? Rich ------------------------------------------------------- SF.Net is sponsored by: Speed Start Your Linux Apps Now. Build and deploy apps & Web services for Linux with a free DVD software kit from IBM. Click Now! http://ads.osdn.com/?ad_id=1356&alloc_id=3438&op=click _______________________________________________ Jmol-users mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/jmol-users
