Data Item _diffrn_radiation.xray_symbol
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General 
- Item name
- _diffrn_radiation.xray_symbol
- Category name
- diffrn_radiation
- Attribute name
- xray_symbol
- Required in PDB entries
- no
- Used in current PDB entries
- No
Item Description
The IUPAC symbol for the X-ray wavelength for the probe
radiation.
Data Type 
- Data type code
- line
- Data type detail
- char item types / multi-word items ...
- Primitive data type code
- char
- Regular expression
- [][ \t_(),.;:"&<>/\{}'`~!@#$%?+=*A-Za-z0-9|^-]*
Controlled Vocabulary
| Allowed Value | Details |
|---|---|
| K-L~2,3~ | use where K-L~3~ and K-L~2~ are not resolved |
| K-L~2~ | K\a~2~ in older Siegbahn notation |
| K-L~3~ | K\a~1~ in older Siegbahn notation |
| K-M~3~ | K\b~1~ in older Siegbahn notation |
Controlled Vocabulary at Deposition
| Allowed Value | Details |
|---|---|
| K-L~2,3~ | use where K-L~3~ and K-L~2~ are not resolved |
| K-L~2~ | K\a~2~ in older Siegbahn notation |
| K-L~3~ | K\a~1~ in older Siegbahn notation |
| K-M~3~ | K\b~1~ in older Siegbahn notation |
Aliases
| Alias Item Name | Dictionary Name | Dictionary Version |
|---|---|---|
| _diffrn_radiation_xray_symbol | cif_core.dic | 2.0.1 |