Publications de Gaël David Osowiecki

Centimeter-Scale Propagation of Optical Surface Waves at Visible Wavelengths

Hans Peter Herzig, Nicolas Maxime André Descharmes, Gaël David Osowiecki, Babak Vosoughi Lahijani, Raphaël Barbey

Guiding and confining light at interfaces is crucial for applications involving light-matter interactions, such as surface spectroscopy, nonlinear optics, and quantum information technology. While dielectric surface waves offer promising perspectives for s ...

WILEY-V C H VERLAG GMBH2022

High Quality Factor Confinement Of Bloch Surface Waves At Visible Wavelengths

Hans Peter Herzig, Nicolas Maxime André Descharmes, Gaël David Osowiecki, Babak Vosoughi Lahijani, Raphaël Barbey

We report the first experimental demonstration of high quality factor confinement of Bloch surface waves at visible wavelengths. The cavities consist of planar Fabry-Perot resonators that are fabricated on top of a Bloch surface supporting substrate. This ...

IEEE2018

Investigation of the Propagation Length of Bloch Surface Waves on One Dimensional Photonic Crystals

Hans Peter Herzig, Nicolas Maxime André Descharmes, Gaël David Osowiecki, Babak Vosoughi Lahijani

A 1D photonic crystal structure sustaining optical surface waves is investigated. The propagation length of the surface mode is studied both using an eigenmode model and a rigorous time domain solver. The two models show good convergence. Our results demon ...

IEEE2018

Excitation of resonant plasmonic cavities by integrated waveguides for sensing applications

Gaël David Osowiecki

Optical sensors represent a large growing market which is nowadays focusing onto advancement in mobile technology. Innovations in the field of optical sensors are mostly driven by the technological advancements in the domain of micro & nanofabrication. One ...

EPFL2016

Light confinement effect of non-spherical nanoscale solid immersion lenses

Hans Peter Herzig, Toralf Scharf, Myun Sik Kim, Gaël David Osowiecki, David Nguyen

We report on the light confinement effect observed in non-ideally shaped (i.e., non-spherical) nanoscale solid immersion lenses (SILs). To investigate this effect, nanostructures of various shapes are fabricated by electron-beam lithography. When completel ...

Spie-Int Soc Optical Engineering2013