TY - CONF AU - Tang, Xiao AU - Ma, Lijun AU - Mink, Alan AU - Nakassis, Anastase AU - Xu, Hai AU - Hershman, Barry AU - Bienfang, Joshua AU - Su, David AU - Boisvert, Ronald AU - Clark, Charles AU - Williams, Carl C2 - SPIE Defense and Security Symposium | 4th| | SPIE DA - 2009-06-01 LA - en M1 - 6244 PB - SPIE Defense and Security Symposium | 4th| | SPIE PY - 2009 TI - Quantum Key Distribution System Operating at Sifted-Key Rate Over 4 Mbit/s1 UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=151163 ER -