Data Item _diffrn.ambient_pressure_lt
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General 
- Item name
- _diffrn.ambient_pressure_lt
- Category name
- diffrn
- Attribute name
- ambient_pressure_lt
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
The mean hydrostatic pressure in kilopascals below which
the intensities were measured. _diffrn.ambient_pressure_gt and
_diffrn.ambient_pressure_lt allow a pressure range to be given.
_diffrn.ambient_pressure should always be used in
preference to these two items whenever possible.
Data Type 
- Data type code
- float
- Data type detail
- float item types are the subset of numbers that are the floating numbers.
- Primitive data type code
- numb
- Regular expression
- -?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?
- Units
- kilopascals
Allowed Boundary Conditions
| Minimum Value | Maximum Value |
|---|---|
| 0.0 | +∞ |
Related Items 
| Related Item Name | Relation Type |
|---|---|
| _diffrn.ambient_pressure | alternate |
Aliases
| Alias Item Name | Dictionary Name | Dictionary Version |
|---|---|---|
| _diffrn_ambient_pressure_lt | cif_core.dic | 2.3 |