We have inside ForceTensor both Tensor2 and Tensor3.
We would need also Tensor4 to perform the calculation interpolating the fourth order dynamical matrix.
This is of great importance in many systems where the stability is affected by fourth-order tensors (like in perovskites)
We have inside ForceTensor both Tensor2 and Tensor3.
We would need also Tensor4 to perform the calculation interpolating the fourth order dynamical matrix.
This is of great importance in many systems where the stability is affected by fourth-order tensors (like in perovskites)