Application of compound containing 1,1-dicyano-2,2-vinylidene-diaryl as optical limiting and optical stabilizing material

A technology of vinylene and compounds, applied in optics, nonlinear optics, instruments, etc., can solve problems such as unfavorable applications

Inactive Publication Date: 2014-09-17
TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Currently reported optical limiting materials based on multiphoton absorption are mainly styrylpyridinium salts and their derivatives (Appl. Phys. Lett., 1995, 67, 2433-2435; Chem. 1330), but this type of

Method used

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  • Application of compound containing 1,1-dicyano-2,2-vinylidene-diaryl as optical limiting and optical stabilizing material
  • Application of compound containing 1,1-dicyano-2,2-vinylidene-diaryl as optical limiting and optical stabilizing material
  • Application of compound containing 1,1-dicyano-2,2-vinylidene-diaryl as optical limiting and optical stabilizing material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0050] 3.72 mg of a compound having the structure of formula M1-1 was dissolved in 100 ml of dimethylformamide,

[0051]

[0052] Prepared into a 0.01mol / L solution. Take 3 ml of the prepared solution and inject it into a quartz cuvette with an optical path of 1 cm to obtain a material with two-photon limiting properties. The material has the effect of two-photon limiting and amplitude stabilization in the range of 700-1100nm, and can be applied to the protection and protection of optical components in nanosecond, picosecond and femtosecond laser systems in this wavelength range. By adjusting the concentration of the solution, the optical clipping threshold of the material can be adjusted.

Embodiment 2

[0054] 3.00 mg of a compound of formula M1-2 was dissolved in 100 ml of dimethylformamide,

[0055]

[0056] Prepared into a 0.01mol / L solution. Take 3 ml of the prepared solution and inject it into a quartz cuvette with an optical path of 1 cm to obtain a material with two-photon limiting properties. The material has the effect of two-photon limiting and amplitude stabilization in the range of 700-1100nm, and can be applied to the protection and protection of optical components in nanosecond, picosecond and femtosecond laser systems in this wavelength range. By adjusting the concentration of the solution, the optical clipping threshold of the material can be adjusted.

Embodiment 3

[0058] 1.73 mg of a compound of formula M1-3 was dissolved in 20 ml of methyl methacrylate,

[0059]

[0060] Add 0.04 g of azobisisobutyronitrile and 2 ml of diethyl phthalate, pass nitrogen gas for 10 minutes, filter through a 0.45 micron filter membrane under nitrogen protection, degas under reduced pressure, and pre-polymerize in a water bath at 60 ° C for 90 Minutes, so that the polymerization conversion rate of methyl methacrylate reaches 15% to 20%, inject the obtained pre-polymerization solution into the mold, raise the temperature to 100°C and keep it for 6 hours to complete the polymerization of methyl methacrylate, and obtain a 1 cm thick Polymer blocks. The material has the effect of two-photon limiting and amplitude stabilization in the range of 700-1100nm, and can be applied to the protection and protection of optical components in nanosecond, picosecond and femtosecond laser systems in this wavelength range. By adjusting the thickness of the mold, the optica...

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Abstract

The invention discloses an application of a compound containing 1,1-dicyano-2,2-vinylidene-diaryl in a molecular structure as optical limiting and optical stabilizing material. The compound has obvious optical limiting and optical stabilizing characteristics under nanosecond, picosecond or femtosecond laser radiation of a near infrared band, is excellent in optical stability and extremely low in fluorescence quantum yield, and has excellent practical prospects in the optical limiting and optical stabilizing fields.

Description

technical field [0001] The present invention relates to the application of compounds containing 1,1-dicyano-2,2-vinylidene-bisaryl, in particular to the application of compounds containing 1,1-dicyano-2,2-vinylidene-bisaryl The application of the base compound as optical limiting and optical amplitude stabilizing materials. Background technique [0002] With the rapid development of laser technology in recent years, ultrafast laser systems have been widely used in all aspects of high-tech fields, such as satellite ranging, high-density optical storage, ultra-fine micromachining, medical imaging of biological living tissues, high Resolving fluorescence confocal microscopy and other fields. At present, the commonly used ultrafast laser systems mainly include Nd:YAG and Nd:YVO with a wavelength of 1064nm. 4 Nanosecond and picosecond lasers and Ti:Sapphire picosecond and femtosecond laser systems with a dominant wavelength of 780-800nm, after adding amplifiers and OPA, the wav...

Claims

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Application Information

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IPC IPC(8): G02F1/361
Inventor 赵榆霞彭荣宗汪刘恒吴飞鹏
Owner TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI
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