April 2015

A compound apposition digital camera system that replicates the compound eyes of insects. [Photo courtesy of University of Illinois at Urbana-Champaign/University of Houston]

Where Life Meets Light: Bio-Inspired Photonics

Valerie C. Coffey

Inspired by the results of natural selection, scientists are designing new and improved optoelectronic systems modeled after the way animals, insects and plants use light.


Optical Coherence Elastography

OCE provides 3-D maps of tissue stiffness on the micrometer to millimeter scale, bridging a crucial gap in probing the mechanical properties of diseased tissues.

Light Repairs Art: Optical Overlays Restore Faded Masterworks

Light or oxidation degrades dyes and pigments, altering artworks over the years and centuries. With some new techniques, art conservators can use light to restore the faded glory of a masterpiece without changing the original.


Scatterings

The Times They Are a-Changin’

A Half-Trillion-Dollar Industry

Frequency Combs: Optimization for Precision Metrology


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