There seems to be some confusion I have no article on the Delayed Quantum Eraser Do you mean the Delayed choice quantum eraser Quantum eraser experiment Wheeler s delayed choice experiment Afshar experiment Also note that no article is my article especially the last one I will answer by email if you insist but I d rather answer on one of the above article s talk pages That way you d get a choice of answers to see and the mistakes I make will be corrected by others I also am logged into Wikipedia more than I have my email open so it would actually be quicker using Wikipedia talk