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Multi-scale heterogeneous ceramic glaze nondestructive testing method based on combination of element distribution and color spectrum

A technology of element distribution and non-destructive testing, applied in the direction of color/spectral characteristic measurement, measurement device, analysis material, etc., to achieve the effect of overcoming errors

Pending Publication Date: 2021-10-29
SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although there is a certain degree of exchange in ancient porcelain making technology, the glaze produced by each kiln site still has certain regional characteristics

Method used

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  • Multi-scale heterogeneous ceramic glaze nondestructive testing method based on combination of element distribution and color spectrum
  • Multi-scale heterogeneous ceramic glaze nondestructive testing method based on combination of element distribution and color spectrum
  • Multi-scale heterogeneous ceramic glaze nondestructive testing method based on combination of element distribution and color spectrum

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0044] Taking a piece of low-temperature color glaze as the object, according to figure 1 The specific implementation of the process is as follows:

[0045] Step 1: Pretreatment of low-temperature color glaze samples; by observing the decorative effect characteristics of the glaze surface, select the 10mm*11mm glaze area including yellow and green areas as the area to be tested, and use absorbent cotton dipped in absolute ethanol to wipe the glazed surface to be tested , and let it stand until dry, mark the area to be tested with a marker pen, see the area to be tested figure 2 ;

[0046] Step 2: Collect the element distribution information in the target area of ​​the low-temperature color glaze; according to the sample size and shape of the low-temperature color glaze, use an energy-dispersive X-ray fluorescence spectrometer equipped with a large sample stage and a standard curve to collect data in the target area, and the test current is 200μA , the voltage is 50kV, the s...

Embodiment 2

[0050] Taking a piece of low-temperature green glaze as the object, according to figure 1 The specific implementation of the process is as follows:

[0051] Step 1: Pretreatment of low-temperature green glaze samples; by observing the decorative effect characteristics of the glaze surface, select the 14mm*12mm glaze surface area including green and silver areas as the area to be tested, and use absorbent cotton dipped in absolute ethanol to wipe the glaze surface to be tested , and let it stand until dry, mark the area to be tested with a marker pen, see the area to be tested Figure 5 ;

[0052] Step 2: Collect the element distribution information of the low-temperature green glaze target area; according to the sample size and shape of the low-temperature green glaze, use an energy-dispersive X-ray fluorescence spectrometer equipped with a large sample stage and a standard curve to collect data in the target area, and the test current is 200μA , the voltage is 50kV, the sca...

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Abstract

The invention relates to a multi-scale heterogeneous ceramic glaze nondestructive testing method based on combination of element distribution and color a spectrum, which comprises the following steps: (1) collecting element distribution information of a target area to be detected in heterogeneous ceramic glaze to obtain an element distribution data set; (2) acquiring angle-resolved reflection spectrum information of a target area to be measured in the heterogeneous ceramic glaze to obtain an angle-resolved reflection spectrum data set; and (3) matching and analyzing an element distribution data set and an angle resolution reflection spectrum data set of a to-be-detected target area of the heterogeneous ceramic glaze.

Description

technical field [0001] The invention relates to a non-destructive detection method of heterogeneous enamel, in particular to a non-destructive detection method of multi-scale heterogeneous enamel based on the combination of element distribution and color spectrum, and belongs to the field of non-destructive detection of ceramics. Background technique [0002] Ancient Chinese enamel is rich and colorful. In addition to monochrome glaze, various glaze decorative effects are formed due to surface crystallization, kiln phase separation, colored painting, multi-layer glazing, and blending glazing. In addition, the occurrence of corrosion in the process of burial and transmission will also have varying degrees of influence on the color, composition, and structure of enamel. Therefore, inhomogeneity is common in ancient enamel. In view of the preciousness and heterogeneity of ancient enamel, how to scientifically characterize heterogeneous enamel micro- and macro-scale glazes unde...

Claims

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Application Information

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IPC IPC(8): G01N23/223G01N21/31
CPCG01N23/223G01N21/31
Inventor 徐嫦松李伟东鲁晓珂
Owner SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI