The stronger the light, the brighter? But this is not always the case. When the intensity of the X-ray beam begins to exceed a certain critical value, the diffraction image unexpectedly weakens.
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Powder X-ray diffraction, as one of the methods for the study of drug polymorphism, has the advantages of no sample destruction and simple operation.
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SBA-15 is a mesoporous silicon-based molecular sieve with a highly ordered hexagonal straight pore structure (p6mm), the pore size can vary from 5 to 50 nm, and the pore wall is thicker.
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The X-ray transmission inspection can provide a picture of whether there are defects in the inspection site of the casting and the relevant size, and the X-ray inspection system is widely used in industrial production.
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In the past 10 years, the Institute of Physics of the Chinese Academy of Sciences has used powder diffraction method to determine the crystal structure of many inorganic and organic compounds.
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X-ray detector is a device used to detect X-rays, which has a wide range of applications in medicine, science and industry. X-ray detectors convert X-rays into electrical signals for digital processing and imaging.
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X-rays have a short wavelength and high energy, and can penetrate objects to directly observe internal defects. Highly praised in the field of non-destructive testing. In fact, there is another function that is also widely used, namely foreign body detection.
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Nondestructive testing (NDT) is a kind of testing method widely used in various industries, which is widely praised for its high precision, high resolution imaging effect and fast and efficient detection speed.
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SBA-15 is a kind of mesoporous molecular sieve, and its synthesis is another important chemical technology emerging in recent years.
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