Data Item _nmr_spectrometer.field_strength
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General 
- Item name
- _nmr_spectrometer.field_strength
- Category name
- nmr_spectrometer
- Attribute name
- field_strength
- Required in PDB entries
- yes
- Used in currrent PDB entries
- No
Item Description
Approximate strength of the magnetic field for the spectrometer as defined
by the proton frequency of the instrument expressed in MHz.
Item Example
800
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|^-]*
- Values limited by enumeration list
- no
Controlled Vocabulary
| Allowed Value | Details |
|---|---|
| 1000 | |
| 1200 | |
| 400 | |
| 500 | |
| 600 | |
| 700 | |
| 750 | |
| 800 | |
| 850 | |
| 900 | |
| 920 | |
| 950 |
Controlled Vocabulary at Deposition
| Allowed Value | Details |
|---|---|
| 1000 | |
| 1200 | |
| 400 | |
| 500 | |
| 600 | |
| 700 | |
| 750 | |
| 800 | |
| 850 | |
| 900 | |
| 920 | |
| 950 |