Feature Articles

Breaking the Tbit/s Barrier: Higher Bandwidth Optical Processing

The growing demand for broadband communications has inspired many approaches to increasing capacity. Our recent work shows that combining linear and nonlinear optical signal processing can overcome some of the challenges faced by high-symbol rate signals.

by Jochen Schröder, Trung D. Vo, Yvan Paquot and Benjamin J. Eggleton
State-of-the-Art Photonic Crystal Fiber

Photonic crystal fibers (PCFs) can change the way light is generated, delivered and used. Supercontinuum generation, four-wave mixing and hollow-core PCF technology may enable breakthroughs in science—especially in medicine and microscopy.

by William Wadsworth, Jonathan Knight and Tim Birks
Global Trends in Optical Manufacturing

After the telecom bubble burst in 2002, many North American optical companies outsourced production to Asia on a grand scale. A decade later, the global industry is rebalancing itself in interesting ways.

by Jeff Ferry
Changing the Lights: Are LEDs Ready to Become the Market Standard?

Solid-state lighting promises higher efficiency than fluorescent or incandescent bulbs—and without their many limitations. Yet the bright new technology faces important challenges before it can truly replace Thomas Edison’s venerable invention. 

by Jeff Hecht

Departments and Columns

Optical Engineering
Wave Forms: A New Laser Tool

An innovative laser design provides pulsed energy differently than traditional mirror/Q-switch cavities. It offers optical engineers a new option for quick processing and fine pulse control.

Optics Innovations
How to Build a Winning Business Plan

Preparing a good business plan is an essential first step for any startup. A business plan is used to convince investors and to recruit your founding team. But first and foremost, it is an essential planning tool that will help you succeed.

Reflections in Diversity
Minority Women Scientists: At the Culture-Gender Crossroads

As we engage in efforts to increase diversity among scientists, culture is an important part of the conversation.

After Image
OPN Talks with Milo Medin

Our conversation with Milo Medin, Google VP and OFC/NFOEC plenary speaker.

Astronomers Eye Sungrazing Comet

Images of the comet Lovejoy passing near the sun were captured by the U.S. Naval Research Laboratory’s Sun-Earth Connection Coronal and Heliospheric Investigation instruments.

The History of OSA
Selig Hecht: Frederick Ives Medalist, 1941

Selig Hecht, recipient of the 1941 Frederick Ives Medal, was known for his substantial contributions to the study of photoreception and vision. One of his most famous findings was his determination that a minimum of 5-14 photons are required to produce a visual response in the human eye.

After Image
OPN Talks with Isao Sugino

Our conversation with Isao Sugino, telecom policy expert and OFC/NFOEC plenary speaker.

Robust Fabrication of Tiny Resonators

A new method for creating tiny devices on the outer surfaces of optical fibers could turn out to be a practical technology for integrated photonic circuits.

Hand-held Imager Spots Brain Bleeds Fast

A multi-laboratory research team has developed a new proof-of-concept prototype that can quickly detect brain bleeds.

Transient Absorption Microscopy Images Nanotubes in Cells

Researchers at Purdue University have learned how to detect both metallic and semiconducting nanotubes within biological tissue.

Better Solar via Photonic Crystals

Researchers at the Massachusetts Institute of Technology (MIT, U.S.A.) report designing a solar thermophotovoltaic system with a photonic crystal layer to trap and reflect light at the absorber.


Also in this Issue

Book Reviews
Book Reviews


OSA Today
OSA Today

President's Message
President's Message