Search found 3 matches
Search found 3 matches • Page 1 of 1
- Thu Dec 10, 2020 4:58 pm
- Forum: Response calculations
- Topic: Computing the relaxed ion elastic tensor
- Replies: 8
- Views: 1372
Dear Salah, I have noticed further problems with your results: - Elastic Tensor must be symmetric or close to symmetry, yours is not - If the crystal is mechanically stable, its Elastic Tensor is positive-definite (in Mandel notation all Kelvin moduli must be positive), yours is not: Kelvin moduli =...