"ScienceDaily (Sep. 19, 2012) A research team led by Australian engineers has created the first working quantum bit based on a single atom in silicon, opening the way to ultra-powerful quantum computers of the future."
http://www.sciencedaily.com/releases/2012/09/120919135305.htm
http://www.sciencedaily.com/releases/2012/09/120919135305.htm