TY - JOUR AU - Kevin Osborn AU - Mark Keller C2 - Applied Physics Letters DA - 2006-08-25 00:08:00 LA - en M1 - 89 PB - Applied Physics Letters PY - 2006 TI - A single-photon pump UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=32167 ER -