Uniform hole doping in HgBa${}_2$Ca${}_2$Cu${}_3$O${}_{8+\delta }$ studied by ${}^{63}$Cu NMR

Y. Itoh, A. Ogawa, S. Adachi

We studied local magnetic properties of triple-CuO${}_2$-layer superconductors HgBa${}_2$Ca${}_2$Cu${}_3$O${}_{8+\delta }$ with rich ${}^{63}$Cu isotope (underdoped $T_{\mathrm{c}}$ = 124 K and optima…