# BbarBrickWithSensitivity Element
-
This command is used to construct an eight-node 3D brick element object
based on a trilinear isoparametric formulation.
```tcl
element bbarBrickWithSensitivity $eleTag $node1 $node2
$node3 $node4 $node5 $node6 $node7 $node8 $matTag
```
eleTag |
unique element object tag. |
$node1 - $node8 |
eight nodes defining element boundaries (numbered as shown in the
figure below). |
matTag |
tag associated with previously-defined nDMaterial
object. |
_Numbering_of_nodes_for_the_B-bar_brick_element.jpg
-
Currently, there are no sensitivity parameters in the
‘bbarBrickWithSensitivity’ element command.