Self-heterodyne Measurement of Mode Evolution in High-Power Diode Lasers

Jordan P. Leidner; John R. Marciante

doi:10.1364/LS.2015.LTh4H.3

Frontiers in Optics 2015
OSA Technical Digest (online) (Optica Publishing Group, 2015),
paper LTh4H.3
•https://doi.org/10.1364/LS.2015.LTh4H.3

Self-heterodyne Measurement of Mode Evolution in High-Power Diode Lasers

Jordan P. Leidner and John R. Marciante

Laser Science 2015

San Jose, California United States
18–22 October 2015
ISBN: 978-1-943580-03-3

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Stable Laser Systems (LTh4H)

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J. P. Leidner and J. R. Marciante, "Self-heterodyne Measurement of Mode Evolution in High-Power Diode Lasers," in Frontiers in Optics 2015, OSA Technical Digest (online) (Optica Publishing Group, 2015), paper LTh4H.3.

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Abstract

Self-heterodyne measurements of beat frequencies between broad-area laser lateral and longitudinal modes are spatially resolved to generate spatio-spectral mappings of mode beat frequencies. Evolution with power is used as evidence to indicate spatial coherence collapse.

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