Optics & Photonics News Magazine
December 2022 Issue
December 2022 Issue
Departments and Columns
Profile
Adrian Korpel: A Life in Science
In his 90th-birthday year, five former students and a former postdoc pay tribute to a mentor, an Optica and IEEE Fellow and a significant figure at the interface of acoustics and optics.
Also in this Issue
Looking Back
30, 20, and 10 Years Ago in OPN
Data storage; phase-resolved functional OCT; optical clocks.

![Manual probe system with needles for test of semiconductor on silicon wafer. [A. Morozov / Getty]](https://opnmedia.blob.core.windows.net/$web/opn/media/images/articles/2025/1125/departments/202511-cover-web.jpg?ext=.jpg)
![Researcher Clara Saraceno in the lab. [Image by Carsten Behler Photography]](https://opnmedia.blob.core.windows.net/$web/opn/media/images/articles/2025/1025/departments/202510-cover-web.jpg?ext=.jpg)