We demonstrate that tailored anisotropies in VCSELs give rise to elliptically-polarized light. This can be achieved exploiting the intrinsic electro-optic anisotropy and a tilted surface grating with respect to crystallographic axes, targeting circular polarization with conventional grating-VCSEL technology.
Understanding polarization with gratings tilted to crystal axes: towards circularly-polarized VCSELs / Torrelli, V.; Miri, L.; D'Alessandro, Martino; Gullino, Alberto.; de Gennaro, R.; Elsässer, W.; Tibaldi, A.; Debernardi, Pierluigi. - ELETTRONICO. - (2024). (Intervento presentato al convegno 2024 IEEE Photonics Conference (IPC) tenutosi a Roma nel 10-14 Novembre 2024) [10.1109/ipc60965.2024.10799509].
Understanding polarization with gratings tilted to crystal axes: towards circularly-polarized VCSELs
Torrelli, V.;Miri, L.;D'Alessandro, Martino;de Gennaro, R.;Tibaldi, A.;
2024
Abstract
We demonstrate that tailored anisotropies in VCSELs give rise to elliptically-polarized light. This can be achieved exploiting the intrinsic electro-optic anisotropy and a tilted surface grating with respect to crystallographic axes, targeting circular polarization with conventional grating-VCSEL technology.File | Dimensione | Formato | |
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2024Torrelli_IPC - Understanding polarization with gratings.pdf
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https://hdl.handle.net/11583/2996497