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Miniaturized optical parameter chirp pulse amplifying laser system

A technology of optical parameters and chirped pulses, which is applied to lasers, laser components, phonon exciters, etc., can solve the problems of increasing the complexity of the optical path, which is not conducive to adjusting the optical path, and achieves reduced complexity, good beam quality, and The effect of pulse energy stabilization

Inactive Publication Date: 2005-10-26
SHANGHAI INST OF OPTICS & FINE MECHANICS CHINESE ACAD OF SCI
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  • Abstract
  • Description
  • Claims
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AI Technical Summary

Problems solved by technology

This increases the complexity of the optical path, which is not conducive to adjusting the optical path
BBO crystals can only be phase matched by angle tuning

Method used

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  • Miniaturized optical parameter chirp pulse amplifying laser system
  • Miniaturized optical parameter chirp pulse amplifying laser system
  • Miniaturized optical parameter chirp pulse amplifying laser system

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Embodiment Construction

[0020] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, but the protection scope of the present invention should not be limited thereby.

[0021] see first figure 2 , figure 2 It is a structural schematic diagram of Embodiment 1 of the present invention. It can be seen from the figure that the non-collinear optical parametric chirped pulse amplification system using a periodically polarized nonlinear crystal as an amplification medium in the present invention includes a femtosecond mode-locked pulse oscillator 1, a pulse Stretcher 2, and pulse compressor 10, it is characterized in that this system also comprises the Pockels cell 3 of pulse selection, dichroic mirror 5, mirror 4 and 9, synchronous pumping source 6, energy attenuation sheet 7 and periodic polarization nonlinear crystals8. The synchronous pumping source 6 refers to that the pulse output by the femtosecond mode-locked pulse oscillator 1 passes...

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Abstract

A small sized optical parameter chirp pulse amplifying laser system taking periodic polarized non-linear crystal as the amplifying medium includes a femtosecond mode-locked pulse generator, a pulse widener and a pulse compressor characterizing that the pulse widener and a Puckle box are set orderly on the optical path of the signal light output by the generator, 10Hz pulse is selected as the seed light to enter into the periodic polarized non-linear crystal via a first reflecting mirror and a double-color mirror, a synchronous pump source emits pump light, which enters into said non-linear crystal via an energy attenuation plate and the double color mirror, said seed light and pump light are in a non-colinear angle to be amplified in OPCPA in the non-linear crystal, the amplified signal light is reflected by the second mirror to output super short and super strong laser pulse via the compressor, an energy receiver is at the direction of rest pump light emitted by the pump source.

Description

technical field [0001] The invention relates to an ultra-short and ultra-intense laser system, in particular to a non-collinear and non-degenerate miniaturized optical parametric chirped pulse amplification laser system using a periodically polarized nonlinear crystal as an amplification medium [0002] The miniaturized optical parametric chirped pulse amplification laser system is a miniaturized laser system based on the principle of optical parametric chirped pulse amplification (OPCPA). applications and other fields. Background technique [0003] Ultra-short and ultra-intense laser science focuses on the development of ultra-intensive and ultra-short lasers, the interaction between ultra-intense and ultra-short lasers and matter, and the cutting-edge foundation in interdisciplinary and related high-tech fields. It is an important scientific frontier field. Among them, the miniaturized ultra-intense ultra-short pulse laser system is an important equipment for the research...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01S3/00
Inventor 赵保真梁晓燕冷雨欣王乘徐至展杜鹃姜永亮
Owner SHANGHAI INST OF OPTICS & FINE MECHANICS CHINESE ACAD OF SCI
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