El Sayed, AliAliEl SayedPilz, SönkeSönkePilzNajafi, HosseinHosseinNajafiAlexander, Duncan T. L.Duncan T. L.AlexanderHochstrasser, MartinMartinHochstrasserRomano, ValerioValerioRomano2024-11-192024-11-1920182079-643910.24451/arbor.6664https://doi.org/10.24451/arbor.666410.3390/fib6040082https://arbor.bfh.ch/handle/arbor/39426enFabrication and Characteristics of Yb-Doped Silica Fibers Produced by the Sol-Gel Based Granulated Silica Method-article