Distributed Parametric Amplifier in Standard Single-Mode Fibre with Gain up to 44 dB and bandwidth up to 30 nm in O-band. - Mariia Bastarnova; Munira B. Mostafa; Aleksandr Donodinv; Dmitrii Stoliarov; Mohammed Patel; Vitaly Mikhailov; Jiawei Luo; David J. DiGiovanni; Nick J. Doran; Andrew D. Ellis; Vladimir Gordienko (ECOC, 2025)