See also nice NSE viewgraphs and related paper with HQ figures
ALL neutrino and antineutrino spectra from arXiv:0903.2311v1 [astro-ph.SR] PDF
[AVI, H264, 9 MB] [AVI, XVID, 0.8 MB] [AVI, H264 loseless, 11 MB]
PDF , Hi-res PNG