Laser diodes are semiconductors that generate light and amplify it using repeated reflection or "optical feedback." Once the ...

Photonic crystal surface-emitting lasers or PCSELs are laser diodes that generate laser beams through controlled light wave interaction within a photonic crystal structure. In a recent study, ...

Laser diodes are semiconductors that generate light and amplify it using repeated reflection or 'optical feedback'. Once the light has achieved ...

As a principal engineer for the county’s Public Works Department, Klippel’s job is to try to stop catastrophic flows of mud, ...

Many different types of games are available, from puzzle challenges to massive RPG adventures. No matter what type of game ...

Researchers developed a numerical simulation technique for light wave interactions in triangular-lattice PCSELs, enhancing performance and design scalability.

The new cold-moulded 38-footer from Rockport Marine is more traditional than you might expect… we talk to the designer.

Waves may be transverse or longitudinal. Electromagnetic waves are transverse waves with a wide range of properties and uses. Sound waves are longitudinal waves.

For the first time, researchers have been able to measure the quantum state of electrons ejected from atoms that have ...

For the first time, scientists have demonstrated that negative refraction can be achieved using atomic arrays - without the ...