Design and length optimization of an adiabatic coupler for on-chip vertical integration of rare-earth-doped double tungstate waveguide amplifiers. - Jinfeng Mu; Mustafa Akin Sefunc; Sonia M. Garcia-Blanco (ICTON, 2014)

Towards on-chip high index contrast rare-earth-doped potassium double tungstate amplifiers. - Mustafa Akin Sefunc; Valentina Vaiti; Meindert Dijkstra; Frans Segerink; Sonia M. Garcia-Blanco (ICTON, 2015)

Fabrication of high-contrast waveguide amplifiers in erbium doped potassium double tungstates. - Mustafa Akin Sefunc; Theoni Alexoudi; Jinfeng Mu; Meindert Dijkstra; Sonia M. Garcia-Blanco (ICTON, 2016)