Measurements of particle backscatter, extinction, and lidar ratio at 1064 nm with the rotational raman method in Polly-XTRonny Engelmann, Moritz Haarig, Holger Baars, Albert Ansmann, Michael Kottas and Eleni MarinouEPJ Web Conf., 176 (2018) 01004DOI: https://doi.org/10.1051/epjconf/201817601004