학술논문

Diagnosing and addressing the limitations to lateral far field angle in high power broad-area diode lasers
Document Type
Conference
Source
2012 IEEE Photonics Society Summer Topical Meeting Series Photonics Society Summer Topical Meeting Series, 2012 IEEE. :63-64 Jul, 2012
Subject
Photonics and Electrooptics
Communication, Networking and Broadcast Technologies
Components, Circuits, Devices and Systems
Computing and Processing
Laser beams
Laser modes
Measurement by laser beam
Thermal lensing
Lenses
Waveguide lasers
Power lasers
Language
ISSN
1099-4742
2376-8614
Abstract
We show experimentally that thermal lensing largely determines the lateral mode properties of broad-area lasers. However, additional broadening is observed at high powers, which will limit how effectively mode-filtering techniques can improve beam quality.