Feature Articles

Perovskite Photovoltaics: Hitting Their Stride

Researchers are finding new uses for an old material in photovoltaics. But can they engineer perovskite into a solar cell that’s better than the current state-of-the-art?

by Lynn Savage
Negawatts: Optics, Photonics and Energy Savings

Five scientists survey the potential energy savings that could flow from selected optical technologies, ranging from optical data interconnects to photonic gas sensors.

by Edited by Keith Goossen
Exoplanets: Getting a Closer Look

Sophisticated new techniques are directly imaging giant planets outside of our solar system and recording spectra that reveal the composition of their atmospheres. And telescopes capable of directly imaging Earth-sized exoplanets are on the technological horizon.

by Jeff Hecht
Plasmonics: The Rise of Quantum Effects

The emerging discipline of quantum plasmonics, which promises new applications and approaches in quantum information systems, formed the topic of a recent OSA Incubator Meeting.

by Garnett W. Bryant, Edo Waks and Joachim R. Krenn

Departments and Columns

Scatterings News

Headliners, policy news, industry updates and book reviews.

Optics Innovations
The Fractal Nature of Innovation

How do patents fill an intellectual property space?

Optical Engineering
Building Freestanding Elastomeric Waveguides: Exploring an Emerging Field

Flexible, reconfigurable elastomeric materials offer new possibilities for optics applications. Here, we discuss the emergence of elastomeric optics and two methods for creating freestanding elastomeric waveguides.

Conversations in Optics
Harnessing the Potential of Compressive Sensing

Q&A with Abhijit Mahalanobis of Lockheed Martin and Mark Neifeld from the University of Arizona, USA, hosts of the OSA Incubator Meeting “Implications of Compressive Sensing Concepts to Imaging Systems.”

An Open Letter to the U.S. State Department

U.S. policy on immigration and student/scholar visas unfairly discriminates against scientists from selected countries such as Iran.


Also in this Issue

President's Message
President's Message

Optical Feedback
First Glimpses: Marty Dvorin

Member News
Member News

Product Profiles
Product Profiles