Revealing the Nature of the Charge Density Wave Order of ErTe3 via Raman Scattering under Anisotropic StrainRemoveThéotime Freitas, Mattia Udina, Alexandr Alekhin, Niloufar Nilforoushan, Sarah Houver, Alain Sacuto, Benito A. Gonzalez, Ian R. Fisher, Indranil Paul, and Yann GallaisPhys. Rev. Lett. 137, 166502 (2026)