Anchoring and electro-optic switching of liquid crystals on nano-structured surfaces fabricated by two-photon based nano-printing
B. Zhang, M. Plidschun, M.A. Schmidt, H.-S. Kitzerow, Optical Materials Express 13 (2023).

Porous SiO2 coated dielectric metasurface with consistent performance independent of environmental conditions
R. Geromel, C. Weinberger, K. Brormann, M. Tiemann, T. Zentgraf, Optical Materials Express 12 (2022) 13–21.

Nonlinear metasurface combining telecom-range intersubband transitions in GaN/AlN quantum wells with resonant plasmonic antenna arrays
J. Mundry, F. Spreyer, V. Jmerik, S. Ivanov, T. Zentgraf, M. Betz, Optical Materials Express 11 (2021).

Fabrication of low-loss Rb-exchanged ridge waveguides in z-cut KTiOPO_4
M.F. Volk, C.E. Rüter, M. Santandrea, C. Eigner, L. Padberg, H. Herrmann, C. Silberhorn, D. Kip, Optical Materials Express (2017).