Nd<3+>-doped quartz glass capable of improving 900 nm fluorescence intensity and preparation method of Nd<3+>-doped quartz glass
A technology of quartz glass and fluorescence intensity, which is applied in the field of effectively improving the 900nm fluorescence intensity of Nd3+ doped quartz core rod glass, which can solve the problems of consumption of particle inversion number, complex laser structure, high nonlinear effect, etc., and achieve an increase in fluorescence branch ratio , high Nd doping concentration and the effect of optical quality
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Embodiment 1
[0027] Nd in this example 3+ Doped quartz glass formula: 0.3Nd 2 S 3 -5Al 2 o 3 -94.7SiO2 2 (mol%), the preparation method of this glass comprises the following steps:
[0028] The first step: 1) Weigh the raw material according to the selected mole percentage, SiO 2 Introduced by silicon alkoxide, Nd 3+ Take Nd 2 S 3 Introduced in the form of Al 2 o 3 Introduced by aluminum chloride hexahydrate;
[0029] 2) Calculate and weigh the raw materials according to the ratio of silicon alkoxide: water: organic solvent = 1:2:4, configure it into a mixed solution, then add aluminum chloride hexahydrate into the mixed solution, stir for 1-5 hours, Then add Nd 2 S 3 The suspension was stirred at room temperature for 1 to 10 hours to obtain Nd 3+ doped translucent SiO 2 Sol solution;
[0030] 3) SiO obtained in step 2) 2 Put the sol solution into a constant temperature water pot and heat and stir at 50°C until a gel block is formed;
[0031] 4) Place the gel block obtain...
Embodiment 2
[0037] Nd in this example 3+ Doped quartz glass formula: 0.2NdI 3 -2Al 2 o 3 -0.2P 2 o 5 -97.6SiO2 2 (mol%), the preparation method of this glass comprises the following steps:
[0038] 1) Weigh the raw material according to the selected mole percentage, SiO 2 Introduced by silicon alkoxide, Nd 3+ NdI 3 Introduced in the form of Al 2 o 3 Introduced by aluminum chloride hexahydrate; P 2 o 5 Introduced in the form of phosphoric acid.
[0039] 2) Calculate and weigh the raw materials according to the ratio of silicon alkoxide: water: organic solvent = 1:10:20, and configure it into a mixed solution, then add aluminum chloride hexahydrate and phosphoric acid into the mixed solution in turn, and stir for 1-20 minutes. After 5h, add NdI 3 Aqueous solution, continue stirring at room temperature for 1 to 10 hours to obtain Nd 3+ doped transparent SiO 2 Sol solution;
[0040] 3) SiO obtained in step 2) 2 Put the sol solution into a constant temperature water pot and h...
Embodiment 3
[0047] Nd in this example 3+ Doped quartz glass formula: 0.2NdBr 3 -1Al 2 o 3 -0.2P 2 o 5 -98.6SiO2 2 (mol%), the preparation method of this glass comprises the following steps:
[0048] 1) Weigh the raw material according to the selected mole percentage, SiO 2 Introduced by silicon alkoxide, Nd 3+ NdBr 3 Introduced in the form of Al 2 o 3 Introduced by aluminum chloride hexahydrate; P 2 o 5 Introduced in the form of phosphoric acid.
[0049] 2) Calculate and weigh the raw materials according to the ratio of silicon alkoxide: water: organic solvent = 1:5:10, and configure it into a mixed solution, then add aluminum chloride hexahydrate and phosphoric acid into the mixed solution in turn, and stir for 1~ After 5h, add NdBr 3 Aqueous solution, continue stirring at room temperature for 1 to 10 hours to obtain Nd 3+ doped transparent SiO 2 Sol solution;
[0050] 3) SiO obtained in step 2) 2 Put the sol solution into a constant temperature water pot and heat and s...
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