It's binding atoms with their innershells. It's free:
http://www.sciencedirect.com/science/article/pii/S2211379714000515 http://www.sciencedirect.com/science/article/pii/S0375960114009256 http://nextbigfuture.com/2015/02/confirmation-of-ultra-high-energy.html Daniel Rocha - RJ danieldi...@gmail.com