November 2005

The Digital Blue Sky at Night

Joseph A. Shaw

Rayleigh-scattered moonlight creates a blue sky at night. Our eyes are not sensitive enough to capture the color, but a digital camera can.


Polymer-Dispersion Technologies for Flexible Liquid Crystal Displays

Researchers are using ferroelectric liquid crystals and micro-polymers to develop thin, flexible, large-screen displays with the ability to supply moving images.

Laser Diagnostics in Combustion Research: Some Recent Advances

Research into controlled combustion can address modern problems in emissions and noise control, energy efficiency, fire extinction and waste management. Laser diagnostics are helping take this field to the next level.

Fiber-Optic Sensors: Applications and Advances

Decades of research into fiber-optic sensing are now being translated into safe, precise measuring instruments—including gyroscopes, temperature probes, hydrophones and chemical monitors.

 

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