R. Wolf

High-power spectral beamsplitter for closely spaced frequencies.

Christian D. Marciniak, M. Biercuk, A. Rischka, 2020, Optics express.

Quasi-phase-matched nonlinear optical frequency conversion in on-chip whispering galleries

Ingo Breunig, Hans Zappe, Karsten Buse, 2018, Optica.

Scattering-loss reduction of ridge waveguides by sidewall polishing.

Ingo Breunig, Hans Zappe, Karsten Buse, 2018, Optics express.

Cascaded second-order optical nonlinearities in on-chip micro rings.

Ingo Breunig, Hans Zappe, Karsten Buse, 2017, Optics express.