@inproceedings{SchwarzRungHellmann2017, author = {Simon Schwarz and Stefan Rung and Ralf Hellmann}, title = {High quality one-dimensional low spatial frequency LIPSS on sapphire generated by Top-Hat beam shaped ultrashort-pulsed laser}, booktitle = {MultiScience - XXXI. microCAD International Multidisciplinary Scientific Conference}, year = {2017}, }