Ultra-short blue laser generation by sum-frequency of two lasers with different pulse width

KONG Yan; CHEN Xian-feng; ZHU Tuo; GAO Shu-mei

doi:10.3969/j.issn.1001-3806.2012.01.035

In order to get new femtosec;ond-laser an aperiodic; poled optical superlattic;e was employed during the sum-frequency generation process.The optimized structure of the quasi-phase matching optical superlattic;e was studied by means of the genetic; algorithm.Femtosec;ond blue-light laser at 457nm c;an he generated through femtosec;ond pulse mixed with top-hat pump pulse in the aperiodic; optical superlattice.The simulation results indicate that this technique give a new scheme for generating a new ultra}hort laser through nonlinear frequency conversion.

Ultra-short blue laser generation by sum-frequency of two lasers with different pulse width

1. Department of Optical Information Science and Technology, School of Science, Jiangnan University, Wuxi 214122, China;

2. School of Internet of Things Engineering, Jiangnan Unviersity, Wuxi 214122, China;

3. Department of Physics, Shanghai Jiaotong University Shanghai 200240, China;

4. School of Science Hohai University Nanjing 210098, China

Received Date: 2011-05-08

Accepted Date: 2011-07-15

Available Online: 2012-01-25

Abstract: In order to get new femtosec;ond-laser an aperiodic; poled optical superlattic;e was employed during the sum-frequency generation process.The optimized structure of the quasi-phase matching optical superlattic;e was studied by means of the genetic; algorithm.Femtosec;ond blue-light laser at 457nm c;an he generated through femtosec;ond pulse mixed with top-hat pump pulse in the aperiodic; optical superlattice.The simulation results indicate that this technique give a new scheme for generating a new ultra}hort laser through nonlinear frequency conversion.

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Reference (14)

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Ultra-short blue laser generation by sum-frequency of two lasers with different pulse width

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