TOKYO, Dec 4, 2023 - (JCN Newswire) - - Fujitsu Limited and KDDI Research today announced that they have successfully developed a large-capacity multiband wavelength multiplexing transmission ...

Recent attention has been devoted to develop high-power mid-infrared fiber lasers due to their applications in free-space communication, atmospheric remote sensing, and high-resolution spectroscopy.

Several light sources produce light across various wavelengths. While this wavelength spectrum can be useful in lighting applications, other applications require light with a restricted visible ...

(a) Energy level diagram and some important transitions of 3.5 μm Er-doped fluoride fiber laser. (b) Experimental setup of the 3.5 μm Er-doped fluoride fiber laser. (c) Intense fluorescence at high ...