Tailored Transverse Mode Vertical-Cavity Surface-Emitting Laser: Hollow Laser Beam Emission through Circle Aperture

Yinli Zhou, Xing Zhang, Jianwei Zhang, Youwen Huang, Yugang Zeng, Jinjiang Cui, Yun Liu, Yongqiang Ning, Lijun Wang

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Vertical-cavity surface-emitting lasers that can be controlled to emit hollow laser beam in certain LP21 mode are proposed and fabricated. A circular inverted surface relief with precisely designed diameter and thickness is introduced through theoretical simulation. The fabricated device shows a stable single LP21 mode operation with excellent robustness of mode and power to temperature. Preliminary analysis attribute the excellent performance of the device to the inverted surface relief, leading to hollow near-field spot distribution.

Original languageEnglish
Article number9122413
JournalIEEE Photonics Journal
Volume12
Issue number4
DOIs
StatePublished - Aug 2020
Externally publishedYes

Keywords

  • Vertical-cavity surface-emitting lasers
  • hollow laser beam
  • inverted surface relief

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