This should fire up a few of the experimenters. I think it is a battery but you never know for sure.
http://revolution-green.com/2013/09/13/lenrcoldfusion-electric-generator/ (http://revolution-green.com/2013/09/13/lenrcoldfusion-electric-generator/)
This is a good paper and some good methodologies. I am sure the deabte will follow.
Kind Regards