Scientists have recently discovered a simple modification to semiconductor lasers that can dramatically increase the quality of their output. This breakthrough could lead to more efficient and reliable laser systems for a variety of applications, from medical imaging to consumer electronics. By introducing a tiny amount of a non-magnetic material into the laser cavity, the researchers were able to reduce the amount of noise and other imperfections in the laser output. This allowed them to achieve unprecedented levels of optical quality. The research team believes that this technique could be applied to a wide range of semiconductor laser systems, providing a major boost to their performance.

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source: Phys.org