Isotope effect in superconducting n-doped SrTiO${}_3$

A. Stucky, G. Scheerer, Z. Ren +5

We report the influence on the superconducting critical temperature $T_c$ in doped SrTiO${}_3$ of the substitution of the natural ${}^{16}$O atoms by the heavier isotope ${}^{18}$O. We o…