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