Optical Society of America

Insect eyes inspire improved solar cells

(PhysOrg.com) -- The eyes of moths, which allow them to see well at night, are also covered with a water-repellent, antireflective coating that makes their eyes among the least reflective surfaces in nature ...

dateJan 20, 2011 in Optics & Photonics
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World's first microlaser emitting in 3-D

Versatile electronic gadgets should employ a number of important criteria: small in size, quick in operation, inexpensive to fabricate, and deliver high precision output. A new microlaser, developed at the Jožef Stefan ...

dateDec 08, 2010 in Optics & Photonics
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Taking a closer look at plaque

A team of University of Rochester scientists is using the technique of Raman spectroscopy to study two common dental plaque bacteria, Streptococcus sanguis and mutans. The relative balance of the two may be an indicator of ...

dateOct 26, 2010 in Biochemistry
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Best yet test of Lorentz invariance

The more crucial a physical law is, the more important it is to keep testing it. One of the most important laws formulated in the last century or so is Albert Einsteinэs principle of invariance, which says that there ...

dateOct 25, 2010 in General Physics
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Direct laser cooling of molecules

Cooling molecules with lasers is harder than cooling individual atoms with lasers. The very process of laser cooling, in which atoms are buffeted by thousands of photons, was thought by many to be impossible for molecules ...

dateOct 21, 2010 in General Physics
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Long distance, top secret messages

When the military needs to send the key to encrypted data across the world, it can't necessarily rely on today's communication lines, where the message could be covertly intercepted. But physicists at the Georgia Institute ...

dateOct 19, 2010 in Quantum Physics
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The hair brush that reads your mind

(PhysOrg.com) -- One of the main techniques for measuring and monitoring mental activity, called functional near infrared spectroscopy (fNIRS), can often be impaired because a person's hair gets in the way. But now, thanks ...

dateOct 19, 2010 in Optics & Photonics
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