TY - GEN AU - Steinke,M AU - Croteau,A AU - Paré,C AU - Zheng,H AU - Laperle,P AU - Proulx,A AU - Neumann,J AU - Kracht,D AU - Wessels,P TI - Co-seeded Er3+:Yb3+ single frequency fiber amplifier with 60 W output power and over 90% TEM(00) content SN - 1094-4087 PY - 2015///0403 N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1364/OE.22.016722 ER -