Gain and noise figure improvements in a shorter wavelength region of EDFA using a macrobending approach by Daud, S.A., Emami, Siamak Dawazdah, Mohamed, K.S., Yusoff, Norazriena M., Aminudin, L., Abdul-Rashid, Hairul Azhar, Harun, Sulaiman Wadi, Ahmad, Harith, Mokhtar, Mohd Ridzuan, Yusoff, Zulfadzli, Rahman, Faidz Abd