@conference{458, author = {Sterling Backus and R. Bartels and S. Thompson and R. Dollinger and Margaret Murnane and Henry Kapteyn}, title = {High efficiency, single-stage, 7 kHz, high average power ultrafast laser system}, year = {2001}, journal = {unknown}, month = {2001-01}, publisher = {Opt. Soc. America}, address = {Baltimore, MD, USA}, url = {http://ieeexplore.ieee.org/lpdocs/epic03/wrapper.htm?arnumber=947387}, doi = {10.1109/CLEO.2001.947387}, }