Experts to try and determine how much plutonium is in Fukushima melted nuclear fuel — Neutron rays to be measured

Experts to try and determine how much plutonium is in Fukushima melted nuclear fuel — Neutron rays to be measured

http://www.japantimes.co.jp/news/2013/06/30/national/japan-u-s-jointly-developing-tech-to-gauge-melted-fuel-at-fukushima-plant/#.UdQV8BmEPgq