Optical spectral characteristics of Bragg reflection waveguide lasers

Li Jie Wang, Cun Zhu Tong, Ye Yang, Yu Gang Zeng, Yong Qiang Ning, Li Qin, Yun Liu, Li Jun Wang

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

The continuous-wave single-mode operation of edge-emitting diode laser based on dual-sided non-quarter-wave Bragg reflection waveguide (BRW) was demonstrated at room temperature. A low-index core was utilized in the laser. The ridge BRW lasers (BRLs) exhibited an ultra-narrow twin-beam output. Single longitudinal mode emission with a very small spectral linewidth of 0.052 nm was measured. The lasing spectra showed a periodic modulation in the envelope with a mode spacing of approximately 3.3 nm. When the injection current of the BRLs was beyond 300 mA, a large mode hopping of the emission wavelength was observed.

Original languageEnglish
Pages (from-to)1227-1232
Number of pages6
JournalFaguang Xuebao/Chinese Journal of Luminescence
Volume34
Issue number9
DOIs
StatePublished - Sep 2013
Externally publishedYes

Keywords

  • Bragg reflection waveguide
  • Diode laser
  • Spectrum modulation

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