Enhanced electron-phonon coupling for charge-density-wave formation in La${}_{1.8-x}$Eu${}_{0.2}$Sr${}_x$CuO${}_{4+\delta }$

Y. Y. Peng, A. A. Husain, M. Mitrano +8

Charge density wave (CDW) correlations are prevalent in all copper-oxide superconductors. While CDWs in conventional metals are driven by coupling between lattice vibrations and el…