Tang, Z., Furniss, D., Fay, M., Sakr, H., Sójka, L., Neate, N., …Seddon, A. B. (2015). Mid-infrared photoluminescence in small-core fiber of praseodymium-ion doped selenide-based chalcogenide glass. Optical Materials Express, 5(4), 870-886. https://doi.org/10.1364/OME.5.000870