Franken, C. A. A. https://orcid.org/0000-0003-1847-0812
Hendriks, W. A. P. M.
Winkler, L. V. https://orcid.org/0009-0007-2669-8223
do Nascimento Jr, A. R. https://orcid.org/0009-0007-7645-7022
van Rees, A. https://orcid.org/0000-0002-8862-5413
Dijkstra, M.
Mardani, S.
Kienzler, D.
Dekker, R.
van Kerkhof, J.
van der Slot, P. J. M. https://orcid.org/0000-0001-7473-1752
García-Blanco, S. M.
Boller, K.-J. https://orcid.org/0000-0001-6628-610X
Funding for this research was provided by:
Dutch Research Council (NWO) under the grant ”Ultra-narrowband lasers on a chip”
Article History
Received: 2 August 2024
Accepted: 10 October 2025
First Online: 21 November 2025
Competing interests
: Authors W.A.P.M.H. and S.M.G.-B. co-founded Aluvia Photonics B.V. to commercialize the fabrication of Al 2 O 3 photonic chips. The remaining authors declare no competing interests.