extra shape function

i was using extra shape function for modelling 8 noded brick element. what is the extra shape function used in ansys for solid5 element modelling voltage degree of freedom?


You can find it in the

You can find it in the ANSYS documentation: Theory reference for Ansys and Ansys workbench--->Shape functions--->3-D solids--->8 Node Bricks with ESF.

Or,

You can search '8 Node Bricks with ESF' in ANSYS documentation.