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 ...

With this breakthrough, we may soon see a future where spectral sensing technology becomes as ubiquitous and accessible as ...

A new study sheds light on how the extreme miniaturization of thin films affects the behavior of relaxor ferroelectrics - ...

GIA’s laboratories use advanced instrumentation and research to deliver accurate grading, identification, and origin ...

Optical fibers are fundamental components in modern science and technology due to their inherent advantages, providing an ...

Optical fibers are fundamental components in modern science and technology due to their inherent advantages, providing an ...

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

Miniaturized diffractive neural networks integrated with multimode fibers facilitate direct optical image transmission, ...

Researchers from the University of Bayreuth and the Max Planck Institute for Dynamics and Self-Organization in Göttingen have investigated the movement patterns of unicellular, hydrogen-producing ...

Scientists have found a way to achieve negative refraction—where light bends the "wrong" way—using carefully arranged atomic arrays instead of engineered metamaterials. This breakthrough has enormous ...