CDWs
Charge density waves
Charge density waves are periodic modulations in the electronic density of states in materials. We are studying the formation mechanisms of these states by measuring CDW excitations with inelastic scattering and studying domain formation and dynamics with coherent x-rays.
Figure 1: An illustration of measuring collective CDW excitations with RIXS taken from our recent paper H. Miao et al., PRX 9, 031042 (2019).