READ ME File For 'Low-birefringence 120 W Yb fiber amplifier producing linearly polarized pulses with 69-GHz linewidth at 1083 nm' Dataset DOI: 10.5258/SOTON/D0579 ReadMe Author: Yujun Feng, University of Southampton This dataset supports the publication: "Linearly polarized pulsed Yb fiber laser with 20 ns pulse width and 70 GHz spectral linewidth at 1083 nm " Submitted to OSA Laser Congress: Advanced Solid State Lasers 2018, Boston, USA, 04-08 Nov 2018. Contents +++++++++ The excel file contains experimental data for the paper. In particular: Fig. 2(a). Output power of the 1083nm narrow linewidth YDF pulsed amplifier. Fig. 2(b). Spectra. Fig. 2(c). pulse shape. Fig. 2(d). beam quality. Date of data collection: from May 2017 - July 2018 Information about geographic location of data collection: University of Southampton, U.K. Date that the file was created: July 2018 Dataset available under a CC BY 4.0 licence Publisher: University of Southampton, U.K.