• openAccess   Optical Amplification in Hollow-Core Negative-Curvature Fibers Doped with Perovskite CsPbBr3 Nanocrystals 

      Navarro-Arenas, Juan; Suárez, Isaac; Martínez-Pastor, Juan P.; Ferrando, Albert; Gualdrón Reyes, Andrés Fabián; Mora-Sero, Ivan; Gao, Shou-Fei; Wang, Ying-Ying; Wang, Pu; Sun, Zhipei MDPI (2019)
      We report a hollow-core negative-curvature fiber (HC-NCF) optical signal amplifier fabricated by the filling of the air microchannels of the fiber with all-inorganic CsPbBr3 perovskite nanocrystals (PNCs). The optimum ...