| DRAFT DICTIONARY CBF/imgCIF Extensions Dictionary | Draft version 1.5 for comment | 
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Definition:
        The nature of the radiation. This is typically a description
               of the X-ray wavelength in Siegbahn notation.
Examples:| CuK\a | 
| 'Cu K\a~1~' | 
| 'Cu K-L~2,3~' | 
| white-beam | 
Type: line
Mandatory item: no
Alias:Category: diffrn_radiation
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