Here's the press announcement in 2012 of the preceeding work done in Delft: http://www.tudelft.nl/en/current/latest-news/article/detail/nanowetenschappers-vinde

Here's the press announcement in 2012 of the preceeding work done in Delft: http://www.tudelft.nl/en/current/latest-news/article/detail/nanowetenschappers-vinden-langgezocht-majorana-deeltje http://www.tudelft.nl/en/current/latest-news/article/detail/.... And here's a link to the related paper on ArXiV: http://arxiv.org/abs/1204.2792 http://arxiv.org/abs/1204.2792. I know a few of the people working on the experimental setup within the Kavli Institute. Insanely complex setup! As an aerospace engineer, most of it goes well over my head, but it's interesting nonetheless!