Low-loss polymer materials incorporating fluorinated compounds have been utilized for the
investigation of various functional optical devices useful for optical communication and …

In this review materials and technologies of the hybrid approach to integrated photonics (IP)
are addressed. IP is nowadays a mature technology and is the most promising candidate to …

Optical polymers possess in general relatively high thermo-optic coefficients and at the
same time low thermal conductivity, both of which make them attractive material candidates …

2.0 x µm widely tunable external cavity lasers realized by combining a GaSb gain chip with a
silicon photonics waveguide circuit for wavelength selection are demonstrated. Wavelength …

Optical polymer materials have many unique features that are unavailable in other inorganic
optical materials. These include large thermo-optic effect with low thermal conductivity, index …

Three aspects of polymer-based external cavity tunable lasers are investigated. First, the
tuning efficiency is increased from 0.29 nm/mW to a record 0.52 nm/mW by improving the …

Thin and flexible photonic sensor foils are proposed, fabricated, and tested as a promising
alternative for monitoring composite structures. Sensor foils are implemented using two …

Optical waveguides have been fabricated and investigated that employ silicon nitride as
core and polymer as surrounding cladding material. Buried single-mode waveguides …

The phase error imposed in optical phased arrays (OPAs) for beam scanning LiDAR is
unavoidable due to minute dimensional fluctuations that occur during the waveguide …

A photonic front-end in the 5G wireless network based on wavelength-division multiplexing
optical communication requires low-cost tunable transceivers. By exploiting polymer …