Control and enhancement of beam quality of broadarea semiconductor devices and arrays by multimode interference couplers and two-dimensional gain modulation

M. K. Murad, Marc Sorel, John H. Marsh, A. C. Coleman, Thorsten Ackemann, Gian Luca Oppo, Michael John Strain, Mindaugas Radžiunas, Muriel M. Botey, Ramon Martinez Herrero, Kȩstutis Staliunas

Research output: Chapter in Book/Report/Conference proceedingConference contribution book


It is proposed to control the beam quality of broad-area semiconductor devices by two-dimensional structuring enforcing phase coherence across the device. First results based on MMI couplers are presented.
Original languageEnglish
Title of host publicationHigh Power Diode Lasers and Systems Conference (HPD), 2013
Place of PublicationPiscataway, NJ, United States
Number of pages2
ISBN (Print)9781479927470
Publication statusPublished - 1 Jan 2013


  • diode laser
  • integrated optoelectronics
  • laser modes
  • optical filters
  • Semiconductor laser arrays
  • semiconductor optical amplifier

Cite this