Hi, how do you come to this conclusion ? The symmetry operation of nanotubes should depend on their chiral indexs..
On Sat, Jul 5, 2008 at 7:21 PM, zahra sadat naghavi <szs_naghavi at yahoo.com> wrote: > Dear all ! > > Armchairs and Zigzags nanotubes have 24 symmetry oprerations.*of course > it is important that in which latticce they are located *but in Hexagonal > we expected 24 symmetrys for (6,6) but pw.x does not distinguish horizental > mirror planes and talk about only 12. > > can anybody help? > > > > > _______________________________________________ > Pw_forum mailing list > Pw_forum at pwscf.org > http://www.democritos.it/mailman/listinfo/pw_forum > > -- Hai-Ping Lan Department of Electronics , Peking University , Bejing, 100871 lanhaiping at gmail.com, hplan at pku.edu.cn -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.democritos.it/pipermail/pw_forum/attachments/20080705/6cd2fccc/attachment.htm
