Gain enhancement technique for S-band polymer-based waveguide amplifiers

Yuewu Fu, Tonghe Sun, Jun Li, Ying Tang, Yu Yang, Siliang Tao, Jing Yin, Fei Wang, Daming Zhang, Guanshi Qin, Xunsi Wang, Dan Zhao, Weiping Qin

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

The S-band polymer-based waveguide amplifier has been fabricated, but how to improve the gain performance remains a big challenge. Here, using the technique of establishing the energy transfer between different ions, we successfully improved the efficiency of Tm3+:3F33H4 and 3H53F4 transitions, resulting in the emission enhancement at 1480 nm and gain improvement in S-band. By doping the NaYF4:Tm,Yb,Ce@NaYF4 nanoparticles into the core layer, the polymer-based waveguide amplifier provided a maximum gain of 12.7 dB at 1480 nm, which was 6 dB higher than previous work. Our results indicated that the gain enhancement technique significantly improved the S-band gain performance and provided guidance for even other communication bands.

Original languageEnglish
Pages (from-to)14140-14148
Number of pages9
JournalOptics Express
Volume31
Issue number9
DOIs
StatePublished - 24 Apr 2023
Externally publishedYes

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