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Comparison of Techniques for Measuring the Gain of Weak Signals of Solid-State Diode-Pumped Laser Gain Modules in a Nd:YAG Active Medium

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Abstract

It is shown that direct measurements of the gain of weak signals of an active element irradiated by a probe laser can give a result much lower than that measured by the lasing threshold. A possible cause of such disagreement is discussed.

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Authors and Affiliations

  1. Prokhorov General Physics Institute, Russian Academy of Sciences, 119991, Moscow, Russia

    D. D. Chesalin, V. Kh. Bagdasarov, V. V. Bukin, T. V. Dolmatov & B. D. Ovcharenko

Authors
  1. D. D. Chesalin
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  2. V. Kh. Bagdasarov
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  3. V. V. Bukin
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  4. T. V. Dolmatov
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  5. B. D. Ovcharenko
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Correspondence to D. D. Chesalin.

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Translated by A. Kazantsev

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Chesalin, D.D., Bagdasarov, V.K., Bukin, V.V. et al. Comparison of Techniques for Measuring the Gain of Weak Signals of Solid-State Diode-Pumped Laser Gain Modules in a Nd:YAG Active Medium. Bull. Lebedev Phys. Inst. 47, 171–175 (2020). https://doi.org/10.3103/S1068335620060044

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  • DOI: https://doi.org/10.3103/S1068335620060044

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