Abstract
The effects of phase modulation of a charge-density wave on its collective-mode spectrum are computed. The spectrum consists of two branches, a branch of collective modes of the discommensuration lattice and a phason branch which is continuous at the lock-in phase transition.
- Received 15 June 1977
DOI:https://doi.org/10.1103/PhysRevB.16.4655
©1977 American Physical Society
