Spectroscopy, cooperative upconversion and optical gain in amorphous al2O3:Yb3+ waveguides on silicon

Pavel Loiko, Laura Agazzi, Cristine C. Kores, Meindert Dijkstra, Dimitri Geskus, Markus Pollnau*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review


Ridge waveguides in amorphous Al2O3:Yb3+ are produced by reactive co-sputtering and reactive-ion etching. Their spectroscopic properties, optical gain, and cooperative upconversion are studied and explained based on a model of distinct ion classes.

Original languageEnglish
Title of host publicationCLEO
Subtitle of host publicationScience and Innovations, CLEO_SI 2020
PublisherOptical Society of America
ISBN (Electronic)9781557528209
Publication statusPublished - 2020
EventCLEO: Science and Innovations, CLEO_SI 2020 - Washington, United States
Duration: 10 May 202015 May 2020


ConferenceCLEO: Science and Innovations, CLEO_SI 2020
CountryUnited States

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