An organic superlattice titanite transition metal oxide mixed thin film infrared photosensitive material

A transition metal and superlattice technology, applied in photovoltaic power generation, semiconductor devices, electrical components, etc., can solve the problems of high roughness, low flatness and uniformity of titanium dioxide film, large defects, etc., and achieve excellent flatness, Effects of improving photoelectric conductivity and reducing defects

Active Publication Date: 2019-05-14
SHAOXING UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide an organic superlattice titanium sub-titanium transition metal oxide mixed thin-film infrared photosensitive material. The preparation method of the present invention is simple, and solves the problems of low flatness and uniformity, large defects, and high roughness of the titanium dioxide film.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] An organic superlattice subtitanated transition metal oxide mixed thin film infrared photosensitive material, the steps are as follows:

[0027] Step 1. Prepare nano-titanium dioxide as a raw material, dispersant and leveling agent as auxiliary materials, and ethyl acetate as a solvent to prepare a nano-titanium dioxide suspension;

[0028] Step 2, using a silicone resin sheet as a substrate, and coating the surface of the substrate with nano titanium dioxide suspension to form a nano titanium dioxide film;

[0029] Step 3. Put the silicone resin with the film into an oven for drying;

[0030] Step 4. Put the dried silicone resin into a muffle furnace for gradient sintering to obtain a titanium dioxide-silica film;

[0031] Step 5: Add allyl molybdenum, ferrocene, and sodium vanadyl into the ethanol solution, and add the penetrant to form a transition metal plating solution;

[0032] Step 6. Place the transition metal coating solution on the surface of the titanium dioxide film, a...

Embodiment 2

[0043] An organic superlattice subtitanated transition metal oxide mixed thin film infrared photosensitive material, the steps are as follows:

[0044] Step 1. Prepare nano-titanium dioxide as a raw material, dispersant and leveling agent as auxiliary materials, and ethyl acetate as a solvent to prepare a nano-titanium dioxide suspension;

[0045] Step 2, using a silicone resin sheet as a substrate, and coating the surface of the substrate with nano titanium dioxide suspension to form a nano titanium dioxide film;

[0046] Step 3. Put the silicone resin with the film into an oven for drying;

[0047] Step 4. Put the dried silicone resin into a muffle furnace for gradient sintering to obtain a titanium dioxide-silica film;

[0048] Step 5: Add allyl molybdenum, ferrocene, and sodium vanadyl into the ethanol solution, and add the penetrant to form a transition metal plating solution;

[0049] Step 6. Place the transition metal coating solution on the surface of the titanium dioxide film, a...

Embodiment 3

[0060] An organic superlattice subtitanated transition metal oxide mixed thin film infrared photosensitive material, the steps are as follows:

[0061] Step 1. Prepare nano-titanium dioxide as a raw material, dispersant and leveling agent as auxiliary materials, and ethyl acetate as a solvent to prepare a nano-titanium dioxide suspension;

[0062] Step 2, using a silicone resin sheet as a substrate, and coating the surface of the substrate with nano titanium dioxide suspension to form a nano titanium dioxide film;

[0063] Step 3. Put the silicone resin with the film into an oven for drying;

[0064] Step 4. Put the dried silicone resin into a muffle furnace for gradient sintering to obtain a titanium dioxide-silica film;

[0065] Step 5: Add allyl molybdenum, ferrocene, and sodium vanadyl into the ethanol solution, and add the penetrant to form a transition metal plating solution;

[0066] Step 6. Place the transition metal coating solution on the surface of the titanium dioxide film, a...

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Abstract

The invention discloses an infrared photosensitive material of an organic superlattice titanium sub-titanium transition metal oxide mixed film. The steps are as follows: step 1, preparing a nano titanium dioxide suspension; step 2, using an organic silicon resin sheet as a base to prepare a nano Titanium dioxide film; step 3, put the silicone resin with film in an oven for drying; step 4, sinter to obtain titanium dioxide-silicon dioxide film; step 5, configure transition metal coating solution; step 6, coat transition metal Place the titanium dioxide film on the surface of the titanium dioxide film, and form a uniform transition metal film on the surface by the method of spin coating; step 7, the film in step 6 is subjected to ozone oxidation, and then annealed to obtain the required material. The preparation method of the invention is simple, and solves the problems of low flatness and uniformity, large defects and high roughness of the titanium dioxide film.

Description

Technical field [0001] The invention belongs to the technical field of thin film materials, and specifically relates to an organic superlattice titanated transition metal oxide mixed thin film infrared photosensitive material. Background technique [0002] In the past 10 years, with the development of science and technology, using the small size effect, surface effect and quantum tunneling effect of materials, combining nanotechnology with traditional surface technology can prepare superlattices with better performance. The difference in the energy band structure of adjacent substances in the superlattice can increase the effective absorption of light in different wavelength ranges by the film. The surface effect and tunneling effect of the superlattice also have an impact on the transmission of electrons. The materials with this structure have greatly attracted solar cell researchers. Summary of the invention [0003] The purpose of the present invention is to provide an organi...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01L51/46H01L51/48
CPCH10K71/12H10K71/40H10K85/00H10K30/00H10K2102/00Y02E10/549
Inventor 姚博
Owner SHAOXING UNIVERSITY
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