Building robust optical structures made of darkness

Optical devices and materials allow scientists and engineers to harness light for research and real-world applications, like sensing and microscopy. Federico Capasso's group at the Harvard John A. Paulson School of Engineering ...

Graphene plasmonics beats the drug cheats

Wonder material graphene could help detect the presence of drugs or toxins in the body or dramatically improve airport security, University of Manchester researchers have found.

Antenna-on-a-chip rips the light fantastic

(Phys.org)—A device that looks like a tiny washboard may clean the clocks of current commercial products used to manipulate infrared light.

A revolutionary breakthrough in terahertz remote sensing

(PhysOrg.com) -- A major breakthrough in remote wave sensing by a team of Rensselaer Polytechnic Institute researchers opens the way for detecting hidden explosives, chemical, biological agents and illegal drugs from a distance ...

High-power fiber lasers emerge as a pioneering technology

Optical scientists have found a new way to significantly increase the power of fiber lasers while maintaining their beam quality, making them a future key defense technology against low-cost drones and for use in other applications ...

Researchers use tiny diamonds to create intracellular sensors

Researchers have developed a new way to study the intricate dynamics within living cells by using optically trapped nanodiamond particles as intracellular sensors. Using custom built optical tweezers, the research team trapped ...

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