Keywords: Wave packets.png A wave packet and a copy of itself delay by twice the coherence time I created this Transferred from http //en wikipedia org en wikipedia; transferred to Commons by User Shizhao using http //tools wikimedia de/~magnus/commonshelper php CommonsHelper 2005-07-03 Original uploader was J S Lundeen at http //en wikipedia org en wikipedia Released into the public domain by the author en wikipedia J S Lundeen diagram Original upload log page en wikipedia Wave_packets png 2005-07-03 02 28 J S Lundeen 1327×485× 93333 bytes <nowiki>A wave packet and a copy of itself delay by twice the coherence time I created this </nowiki> Coherence Wave packet |