Experimental observation of the crystallization of a paired holon state

A. Rusydi, W. Ku, B. Schulz +10

A new excitation is observed at 201 meV in the doped-hole ladder cuprate Sr${}_{14}$Cu${}_{24}$O${}_{41}$, using ultraviolet resonance Raman scattering with incident light at 3.7 eV pola…