Atmosphere‐temperature‐time relationships for the formation of 110 K phase in the BiPb)㏒r〤a〤u㎡ high Tc superconductor system 2SrCa2Cu3O10 (110 K) phase in the Bi㏄b㏒r〤a〤u㎡ high TC superconductor system of composition Bi:Pb:Sr::Ca:Cu=1.84:0.34:1.91:2.03:3.06 has... Wen ...