Double Beta Decay(neutrinoless)

[Morgoth]

Problem:
Double Beta Decay with Neutrino emition or Neutrinoless

I want some papers regarding this effect. Experimental and theoretical if possible.. Especially for the second. Everyone who can help me: Thank you...

 

[alemsalem]

i don't know if i can help you but i found these from a google search :)
http://arxiv.org/abs/1106.1334
http://pdg.lbl.gov/2012/reviews/rpp2012-rev-neutrinoless-double-beta-decay.pdf