| abstract |
The present disclosure provides a solid electrolyte including an oxysulfide-based compound represented by LiaPbMcSdOeX (Formula 1) and having excellent stability against moisture, a method of manufacturing the solid electrolyte, and an all-solid-state battery showing superior manufacturing processability. In Formula 1, M is one selected from a group consisting of Zr, Nb, Hf, Ta, Ga, In, Ti, Pb, Bi, Ge, As, Sb, Si, B, Al, and a combination thereof. X is one selected from a group consisting of F, Cl, Br, and I. Also, 6<a≤7, 0<b<1, 0<c<1, 4<d<5, and 0<e<1. |