Rb-B-C-O-I-H compound, Rb-B-C-O-I-H nonlinear optical crystal, preparation method and application

A nonlinear optics, boron-carbon technology, applied in nonlinear optics, chemical instruments and methods, optics, etc., can solve the problems of easy deliquescence of CBO, low laser damage threshold, soluble in water, etc., achieving low cost and simple operation. , the effect of fast growth

Active Publication Date: 2016-12-07
XINJIANG TECHN INST OF PHYSICS & CHEM CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, these materials still have certain limitations in growth technology and application: for example, KDP and KB5 have low laser damage thresholds and are soluble in water; β-BBO has a phase transition during growth; CBO is prone to deliquescence, etc.

Method used

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  • Rb-B-C-O-I-H compound, Rb-B-C-O-I-H nonlinear optical crystal, preparation method and application
  • Rb-B-C-O-I-H compound, Rb-B-C-O-I-H nonlinear optical crystal, preparation method and application
  • Rb-B-C-O-I-H compound, Rb-B-C-O-I-H nonlinear optical crystal, preparation method and application

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] With the chemical reaction formula 3Rb 2 CO 3 +2H 3 BO 3 +0.2LiOH+0.5PbI 2 →Rb 9 [B 4 o 5 (OH) 4 ] 3 (CO 3 )I·7H 2 O+Li + +Pb 2+ +H 2 O prepare crystal, concrete operation steps are as follows:

[0038] a. Rb 2 CO 3 Add to the polytetrafluoroethylene liner of the autoclave with a volume of 25mL, add H 3 BO 3 and PbI 2 , then add 5mL of deionized water to make it fully mixed, where Rb 2 CO 3 , H 3 BO 3 with PbI 2 The molar ratio is 3:2:0.5;

[0039] b. Add mineralizer LiOH to the solution in step a, stir evenly, wherein LiOH and Rb in step a 2 CO 3 The molar ratio is 3:0.2;

[0040] c. Then tighten the polytetrafluoroethylene-lined cap of the mixed solution in step b, put it into a clean and pollution-free autoclave, and tighten the piston of the reactor;

[0041] d. Place the autoclave in step c in an incubator, raise the temperature to 120°C at a rate of temperature rise of 20°C / h, keep the temperature constant for 1 day, and then cool to roo...

Embodiment 2

[0044] With the chemical reaction formula 3Rb 2 CO 3 +4H 3 BO 3 +0.2NaOH+0.5PbI 2 →Rb 9 [B 4 o 5 (OH) 4 ] 3 (CO 3 )I·7H 2 O+Na + +Pb 2+ +H 2 O preparation of crystals:

[0045] a. Rb 2 CO 3 Add to the polytetrafluoroethylene liner of the autoclave with a volume of 25mL, add H 3 BO 3 and PbI 2 , then add 5mL of deionized water to make it fully mixed, where Rb 2 CO 3 , H 3 BO 3 with PbI 2 The molar ratio is 3:4:0.5;

[0046] b. Add the mineralizer NaOH to the solution in step a, stir evenly, wherein NaOH and Rb in step a 2 CO 3 The molar ratio is 3:0.2;

[0047] c. Then tighten the polytetrafluoroethylene-lined cap of the mixed solution in step b, put it into a clean and pollution-free autoclave, and tighten the piston of the reactor;

[0048] d. Place the autoclave in step c in an incubator, raise the temperature to 150°C at a rate of 30°C / h, keep the temperature constant for 5 days, and cool to room temperature naturally;

[0049] e. Open the high-p...

Embodiment 3

[0051] With the chemical reaction formula 3Rb 2 CO 3 +6H 3 BO 3 +0.2KOH+PbI 2 →Rb 9 [B 4 o 5 (OH) 4 ] 3 (CO 3 )I·7H 2 O+K + +Pb 2+ +H 2 O preparation of crystals:

[0052] a. Rb 2 CO 3 Add to the polytetrafluoroethylene liner of the autoclave with a volume of 50mL, add H 3 BO 3 and PbI 2 , then add 25mL of deionized water to make it fully mixed, where Rb 2 CO 3 , H 3 BO 3 with PbI 2 The molar ratio is 3:6:1;

[0053] b. Add KOH to the solution in step a as a mineralizer, wherein KOH and Rb in step a 2 CO 3 The molar ratio is 3:0.2;

[0054] c. Then tighten the polytetrafluoroethylene-lined cap of the mixed solution in step b, put it into a clean and pollution-free autoclave, and tighten the piston of the reactor;

[0055] d. Place the autoclave in step c in an incubator, raise the temperature to 140°C at a heating rate of 35°C / h, keep the temperature constant for 8 days, and then cool to room temperature at a cooling rate of 15°C / h;

[0056] e. Open...

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Abstract

The invention relates to a Rb-B-C-O-I-H compound, a Rb-B-C-O-I-H nonlinear optical crystal, a preparation method, and an application. A molecular formula of the compound is Rb9[B4O5(OH)4]3(CO3)I.7H2O, and the molecular weight is 1656.07. The molecular formula of the crystal is Rb9[B4O5(OH)4]3(CO3)I.7H2O, and the molecular weight is 1656.07. The crystal belongs to trigonal crystal system with a space group being P-62c. The Rb-B-C-O-I-H nonlinear optical crystal is prepared through a hydrothermal method in a manner of programmed temperature reducing or natural temperature reducing. The nonlinear optical effect of the crystal is 0.5 times of a KDP crystal. The light transmittance wave band is 319-2600 nm. The crystal is simple in operation and low in cost in production process. The employed reagents are inorganic raw materials and low in toxicity. The crystal is short in growth period and stable in physical and chemical properties. The Rb-B-C-O-I-H nonlinear optical crystal has wide application in the fields of double frequency conversion, optical parametric oscillator and the like nonlinear optical devices.

Description

technical field [0001] The invention relates to a compound rubidium-boron-carbon-oxy-iodine-hydrogen and rubidium-boron-carbon-oxy-iodine-hydrogen nonlinear optical crystal, a preparation method and an application thereof, which belong to the field of inorganic chemistry, and also belong to the field of material science and the field of optics. technical background [0002] The development of nonlinear optics and its crystal materials is closely related to the development of laser technology. In laser technology, the laser waveband that can be obtained directly by using laser crystals is limited. Using nonlinear optical crystals for frequency conversion can convert the laser output from all-solid-state lasers into new waveband lasers, thereby greatly expanding the application range of lasers. The technical field has huge application prospects and economic value. Because of this, nonlinear optical materials are also the material basis of the optoelectronics industry and an i...

Claims

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Application Information

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IPC IPC(8): C30B29/10C30B7/10G02F1/355G02F1/37G02F1/39
Inventor 潘世烈刘莉莉杨云
Owner XINJIANG TECHN INST OF PHYSICS & CHEM CHINESE ACAD OF SCI
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