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Journals >Acta Optica Sinica >Volume 17 >Issue 1 >Page 37 > Article

Acta Optica Sinica
Vol. 17, Issue 1, 37 (1997)

Compressing the Coherence Length of a Laser Diode

[in Chinese], [in Chinese], [in Chinese], and [in Chinese]

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[in Chinese]

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[in Chinese], [in Chinese], [in Chinese], [in Chinese]. Compressing the Coherence Length of a Laser Diode[J]. Acta Optica Sinica, 1997, 17(1): 37 Copy Citation Text

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Abstract

The coherence length of a laser diode can be reduced by modulating the source with a high frequency signal superposed on the driving current for the laser diode. Experiments are made with a 980nm laser diode. It is shown that the coherence length has been reduced by 20 times.

Keywords

coherence function coherence length heterodyne interferometer

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[in Chinese], [in Chinese], [in Chinese], [in Chinese]. Compressing the Coherence Length of a Laser Diode[J]. Acta Optica Sinica, 1997, 17(1): 37

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