27-mJ and 50-ns pulses are generated at 1064 nm from a 200-um diameter, 0.06 NA core Yb-doped DC fiber amplifier. Fiber supporting ∼200 transverse modes is coiled to produce mode-filtered beam with M2 = 6.5.
|Number of pages||3|
|Journal||OSA Trends in Optics and Photonics Series|
|Publication status||Published - 2004 Jan 1|
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