Bruno L. Segat Frare
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View article: A Moderate Confinement O-, S-, C-, and L-Band Silicon Nitride Platform Enabled by a Rapid Prototyping Integrated Photonics Foundry Process
A Moderate Confinement O-, S-, C-, and L-Band Silicon Nitride Platform Enabled by a Rapid Prototyping Integrated Photonics Foundry Process Open
We describe a rapid prototyping process for silicon nitride photonic integrated circuits operating at wavelengths around 1.3 and 1.5 μm. Moderate confinement silicon nitride waveguides and other essential integrated photonic components, su…
View article: Surface acoustic waves Brillouin photonics on a silicon nitride chip
Surface acoustic waves Brillouin photonics on a silicon nitride chip Open
Seamlessly integrating stimulated Brillouin scattering (SBS) in a low-loss and mature photonic integration platform remains a complicated task. Virtually all current approaches fall short in simultaneously achieving strong SBS, low losses,…
View article: Octave-spanning supercontinuum generation in a CMOS-compatible thin Si3N4 waveguide coated with highly nonlinear TeO2
Octave-spanning supercontinuum generation in a CMOS-compatible thin Si3N4 waveguide coated with highly nonlinear TeO2 Open
Supercontinuum generation (SCG) is an important nonlinear optical process enabling broadband light sources for many applications, for which silicon nitride(Si3N4) has emerged as a leading on-chip platform.To achieve suitable group velocity…
View article: On-chip hybrid erbium-doped tellurium oxide-silicon nitride distributed Bragg reflector lasers
On-chip hybrid erbium-doped tellurium oxide-silicon nitride distributed Bragg reflector lasers Open
We demonstrate integrated on-chip erbium-doped tellurite (TeO 2 :Er 3+ ) waveguide lasers fabricated on a wafer-scale silicon nitride platform. A 0.352-µm-thick TeO 2 :Er 3+ coating was deposited as an active medium on 0.2-µm-thick, 1.2- a…
View article: Stimulated Brillouin scattering in tellurite-covered silicon nitride waveguides
Stimulated Brillouin scattering in tellurite-covered silicon nitride waveguides Open
Stimulated Brillouin scattering (SBS), a coherent nonlinear effect coupling acoustics and optics, can be used in a wide range of applications such as Brillouin lasers and tunable narrowband RF filtering. Wide adoption of such technologies …
View article: Hybrid silicon-tellurium-dioxide DBR resonators coated in PMMA for biological sensing
Hybrid silicon-tellurium-dioxide DBR resonators coated in PMMA for biological sensing Open
We report on silicon waveguide distributed Bragg reflector (DBR) cavities hybridized with a tellurium dioxide (TeO 2 ) cladding and coated in plasma functionalized poly (methyl methacrylate) (PMMA) for label free biological sensors. We des…