Titanium dioxide (TiO2) is an attractive material for planar photonics; thus, the fabrication of
TiO2 micro-and nanostructures has been a topic of many reports in recent years. In this …

We report on the nonlinear characterizations of the titanium dioxide micro-ring resonators
(TiO_2 MRRs). By utilizing optimized fabrication processes, high quality factors (Q∼ 1.4× …

We report passively Q-switched pulse operation through an erbium-doped fiber laser (EDFL)
utilizing graphene oxide/titania (GO/TiO2) nanorods as a saturable absorber. The GO/TiO2 …

A tapered microfiber decorated with titanium dioxide-silicon dioxide nanocomposite
saturable absorber (TiO 2-SiO 2-SA) is demonstrated via alkali fusion method and spin …

We report passively Q-switched pulse operation through an erbium-doped fiber laser (EDFL)
utilizing graphene oxide/titania (GO/TiO< sub> 2) nanorods as a saturable absorber. The …

Microring resonators (MRRs) with ultracompact footprints are preferred for enhancing the
light-matter interactions to benefit various applications. Here, ultracompact titanium dioxide …

A tunable fiber laser based on a high-quality-factor (high-Q) hybrid microcavity (HM) is
proposed and demonstrated. As far as we know, this is the first report of fabricating the HM …

We proposed a nonconservative coupling scheme based on the add–drop filter
configuration, in which a high Q factor passive microtoroid resonator is indirectly driven by …

Slot waveguides based on silicon-rich materials are proposed and experimentally
demonstrated, which consist of a silicon-rich oxide (SRO) slot layer sandwiched by two …

An aluminum nitride hybrid waveguide is proposed to reduce the challenges brought on by
high temperature sensitivity of microresonator-based devices. The waveguide is …