A new S-type of erbium-ytterbium co-doped phosphate glass waveguide amplifier integrated with cascaded multilayer medium thin film filter is proposed,this S-typ
Using computer-controlled liquid crystal display(LCD)as an image processor and a CCD camera as a detector,phase-only correlation measurement is performed with t
Parameter quantification principle of three-dimensional(3-D) fluorescent spectrum and its realization technique are studied.The potable fiberoptic fluorescent m
Lanthanide has attracted much attention in the field of optical communications in recent years.Some property analyses on optical waveguide of Nd-doped crystal N