Observation of a Massive Phason in a Charge-density-wave InsulatorSoyeun Kim & Yinchuan Lv & Xiao-Qi Sun & Chengxi Zhao & Nina Bielinski & Azel Murzabekova & Kejian Qu & Ryan A. Duncan & Quynh L. D. Nguyen & Mariano Trigo & Daniel P. Shoemaker & Barry Bradlyn & Fahad Mahmood2023PDF