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Related Experiment Video

Updated: Mar 12, 2026

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Dynamically stable 0 degrees phase mode operation of a grating-surface-emitting diode-laser array.

N W Carlson1, G A Evans, J M Hammer

  • 1David Sarnoff Research Center, CN-5300, Princeton, New !ersey 08543-5300, USA.

Optics Letters
|September 12, 2009
PubMed
Summary
This summary is machine-generated.

A new grating-surface-emitting diode-laser array achieved stable operation in the 0 degrees phase mode. This laser array shows promise for applications requiring high-quality, single-mode output with significant power.

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Area of Science:

  • Optics and Photonics
  • Semiconductor Lasers

Background:

  • Grating-surface-emitting diode-laser arrays are crucial for various photonic applications.
  • Achieving stable, single-mode operation in these arrays is a persistent challenge.

Purpose of the Study:

  • To demonstrate dynamically stable operation of a coherent grating-surface-emitting diode-laser array.
  • To characterize the performance of the array in the 0 degrees phase mode.

Main Methods:

  • The study utilized a coherent grating-surface-emitting diode-laser array.
  • Operation was performed under pulsed conditions to assess performance metrics.

Main Results:

  • Dynamically stable operation in the 0 degrees phase mode was successfully demonstrated.
  • The array achieved a peak power output of 44 mW.
  • A large central lobe on axis in the far field was observed.
  • Single-mode spectral output with over 18-dB side-mode rejection was exhibited.

Conclusions:

  • The developed grating-surface-emitting diode-laser array offers robust and stable performance.
  • The array's characteristics are suitable for applications demanding high-power, single-mode laser output.