Provided is a method for producing lithium sulfide based on a new dry method, by which lithium sulfide can be produced more easily at lower cost, and fine pulverization of lithium sulfide can be attempted. Suggested is a method for producing lithium sulfid...

A composite material including a conducting material and an alkali metal sulfide formed integrally on the surface of the conducting material.

The main object of the present invention is to provide a sulfide solid electrolyte material with less hydrogen sulfide generation amount. The present invention solves the above-mentioned problem by providing a sulfide solid electrolyte material using a raw...