Observation of a van Hove Singularity in $B{i}_{2}S{r}_{2}C{a}_{1}C{u}_2{O}_{8+x}$ with Angle Resolved Photoemission

Jian Ma, C. Quitmann, R. J. Kelley +4

We have performed high energy resolution angle-resolved photoemission studies of the normal state band structure of oxygen overdoped $B{i}_{2}S{r}_{2}C{a}_{1}C{u}_2{O}_{8+x}$. We find that…