Nabholz, Ulrike Spontaneous Parametric Down-Conversion Induced by Non-Degenerate Three-Wave Mixing in a Scanning MEMS Micro Mirror. [electronic resource] - Scientific reports Mar 2019 - 3997 p. digital Publication Type: Journal Article ISSN: 2045-2322 Standard No.: 10.1038/s41598-019-40377-0 doi