A method and apparatus are disclosed for controlling the quantum state probability distribution of one quantum object of a pair of correlated quantum objects, which include providing a pair of correlated quantum objects, each of said objects having a uniform quantum state probability distribution, providing...http://www.google.de/patents/US6057541?utm_source=gb-gplus-sharePatent US6057541 - Method and apparatus for selectively controlling the quantum state probability distribution of correlated quantum objects