TY - RPRT TI - Accurate sensitivity in optically preamplified direct detection. AU - Paolo Martelli AU - Silvia M Pietralunga AU - Dario Nicodemi AU - Mario Martinelli PY - 2004 DO - 10.1364/ol.29.001473 UR - https://pubmed.ncbi.nlm.nih.gov/15259717/ ID - 15259717 ER -