Long-distance entanglement-based quantum key distribution experiment using practical detectors Takesue, Hiroki ; Harada, Ken-ichi ; Tamaki, Kiyoshi ; Fukuda, Hiroshi ; Tsuchizawa, Tai ; Watanabe, Toshifumi ; Yamada, Koji ; Itabashi, Sei-ichi Abstract Publication: Optics Express Pub Date: August 2010 DOI: 10.1364/OE.18.016777 Bibcode: 2010OExpr..1816777T