Cygwin + gnuplot is a good choice~ Or, you can use the OriginLab or QtiPlot demo version.
At 2011-12-14 04:10:04,"Liwei Geng" <liweig at mtu.edu> wrote: Dear all, Could anyone please suggest me some free software to draw phonon spectra under windows XP systems? Great thanks! Best regards, Liwei -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.democritos.it/pipermail/pw_forum/attachments/20111214/1822d1d7/attachment.htm