TY - CONF AU - William Swann AU - Nathan Newbury C2 - Proc. Dig., LEOS Summer Topical on Optical Frequency & Time Measurement and Generation, Portland, OR, US DA - 2007-07-23 00:07:00 LA - en PB - Proc. Dig., LEOS Summer Topical on Optical Frequency & Time Measurement and Generation, Portland, OR, US PY - 2007 TI - Narrow linewidth 1.5 υm sources and the thermal limit UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=32642 ER -