May 2019 Issue
Feature Articles
Astrophotonics: The Rise of Integrated Photonics in Astronomy
Photonic components are fueling impressive gains by Earth-based astrophysicists—with more to come in the soon-to-be-initiated age of extremely large telescopes.
by Barnaby Norris and Joss Bland-HawthornWeaving the Rainbow: Space-Time Optical Wave Packets
Spatio-temporal structuring affords new opportunities for controlling pulsed optical beams.
by Murat Yessenov, Basanta Bhaduri, H. Esat Kondakci and Ayman F. AbouraddyCreating an Airborne Laser Lab
In the 1970s and 1980s, the U.S. Air Force and its contractors experimented with packing a 400-kW gas-dynamic laser into a military-grade Boeing 707.
by Jeff HechtDepartments and Columns
The next generation of ground-based infrared telescopes will have resolving power far beyond what is available today—potentially expanding our astronomical reach to the edges of the universe. For more on astrophotonics, see this month’s cover article Astrophotonics: The Rise of Integrated Photonics in Astronomy.
Amplifying Few-Cycle Pulses with OPCPA
One way to ramp up ultrashort-pulse energy—by eight orders of magnitude.
Also in this Issue
30, 20, and 10 Years Ago in OPN
A simple vision machine; magnetic storage; laser pico-projectors.
IPAC Presses Forward / Photonics PPP / OSA Fellow Stories / CREOL Honors Clara Rivero Baleine / OIDA at OFC / OFC Recap / Student Winners at ICTP Winter College / NPI Workshop on High-Intensity Lasers / Thank You, Editors / Thank You, Volunteers

![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)