TY - RPRT TI - Extremely simple device for measuring 20-fs pulses. AU - Selcuk Akturk AU - Mark Kimmel AU - Patrick O'Shea AU - Rick Trebino PY - 2004 DO - 10.1364/ol.29.001025 UR - https://pubmed.ncbi.nlm.nih.gov/15143662/ ID - 15143662 ER -