Temporal properties of random lasers under ultrashort pulse excitation

$Emission light intensity versus time with different surface-filling fraction. Inset, definition of delay time ΔT, emission pulse width τE, and peak intensity Ipeak. The filled region is the excitation pulse.$

Fig. 1. Emission light intensity versus time with different surface-filling fraction. Inset, definition of delay time ΔT, emission pulse width τE, and peak intensity Ipeak. The filled region is the excitation pulse.

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$Dependence of the emission peak intensity (triangles), delay time (squares), and pulse width (circles) on the surface-filling fraction.$

Fig. 2. Dependence of the emission peak intensity (triangles), delay time (squares), and pulse width (circles) on the surface-filling fraction.

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Fig. 3. Emission light intensity versus time with different scatterer radii.

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$Emission light intensity versus time with different scatterer refractive indices.$

Fig. 4. Emission light intensity versus time with different scatterer refractive indices.

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Jiantao Lü, Ting Fan, Guojie Chen. Temporal properties of random lasers under ultrashort pulse excitation[J]. Chinese Optics Letters, 2015, 13(8): 081407

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Paper Information

Category: Lasers and Laser Optics

Received: Mar. 30, 2015

Accepted: May. 27, 2015

Published Online: Sep. 14, 2018

The Author Email: Ting Fan (everting82@163.com)

DOI:10.3788/COL201513.081407

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology