Laser diodes are semiconductors that generate light and amplify it using repeated reflection or 'optical feedback'. Once the light has achieved desirable optical gain, laser diodes release it as ...

Tunable lasing at around 405 nm is realised with an InGaN device featuring a narrow-ridge active channel and a periodically ...

To improve the durability of tin perovskite, a method called Ruddlesden-Popper (RP) has been proposed that introduces large ...

My laser is as essential as my loupes or handpiece, and I can’t live without them’ – why forward-thinking dentists invest in ...