Abstract: A method for producing a solid electrolyte, including: stirring a slurry including lithium sulfide and phosphorus sulfide in a hydrocarbon solvent in a reaction vessel, and circulating the slurry through a connecting pipe by a pump. The method is carried out in an apparatus including the reaction vessel and the connecting pipe connected to the pump and the reaction vessel.

Abstract: Provided are a method for producing a sulfide solid electrolyte having a high Li ion conductivity, in which the production time can be greatly reduced, and a sulfur-based material that can be used in the production method for a sulfide solid electrolyte. The invention relates to a method for producing a sulfide solid electrolyte containing a lithium element, a sulfur element, a phosphorus element, an iodine element and a bromine element, which includes mixing and grinding lithium sulfide and lithium bromide followed by adding phosphorus sulfide and lithium iodide thereto and reacting them, and relates to a sulfur-based material.

Abstract: A method for producing a solid electrolyte, comprising: grinding raw materials comprising lithium sulfide and phosphorus sulfide in a hydrocarbon solvent, optionally comprising stirring a slurry comprising the raw materials and the hydrocarbon solvent in a reaction vessel, and optionally, circulating the slurry through a connecting pipe, wherein the method is carried out in an apparatus comprising the grinder, the reaction vessel and the connecting pipe that connects the grinder and the reaction vessel.

Abstract: A method for producing a solid electrolyte, including: stirring a slurry including lithium sulfide and phosphorus sulfide in a hydrocarbon solvent in a reaction vessel, and circulating the slurry through a connecting pipe by a pump. The method is carried out in an apparatus including the reaction vessel and the connecting pipe connected to the pump and the reaction vessel.

Abstract: A method for producing a solid electrolyte, comprising: grinding raw materials comprising lithium sulfide and phosphorus sulfide in a hydrocarbon solvent, optionally comprising stirring a slurry comprising the raw materials and the hydrocarbon solvent in a reaction vessel, and optionally, circulating the slurry through a connecting pipe, wherein the method is carried out in an apparatus comprising the grinder, the reaction vessel and the connecting pipe that connects the grinder and the reaction vessel.

Abstract: A method for producing sulfide-based glass ceramics including crystallizing a glass solid electrolyte, wherein the glass solid electrolyte includes: sulfide-based glass comprising at least a sulfur element and a lithium element; and a nitrile compound incorporated into the sulfide-based glass.

Abstract: Provided are a method for producing a sulfide solid electrolyte having a high Li ion conductivity, in which the production time can be greatly reduced, and a sulfur-based material that can be used in the production method for a sulfide solid electrolyte. The invention relates to a method for producing a sulfide solid electrolyte containing a lithium element, a sulfur element, a phosphorus element, an iodine element and a bromine element, which includes mixing and grinding lithium sulfide and lithium bromide followed by adding phosphorus sulfide and lithium iodide thereto and reacting them, and relates to a sulfur-based material.

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

Abstract: A solid electrolyte including an alkali metal element, phosphorous, sulfur and halogen as constituent components.

Abstract: A method for producing a solid electrolyte including step of bringing the following into contact with each other in a solvent having a solubility parameter of 9.0 or more: an alkali metal sulfide; one or two or more sulfur compounds selected from phosphorus sulfide, germanium sulfide, silicon sulfide and boron sulfide; and a halogen compound.

Abstract: A solid electrolyte including an alkali metal element, phosphorous, sulfur and halogen as constituent components.

Abstract: A solid electrolyte including an alkali metal element, phosphorous, sulfur and halogen as constituent components.

Abstract: A method for producing a solid electrolyte including step of bringing the following into contact with each other in a solvent having a solubility parameter of 9.0 or more: an alkali metal sulfide; one or two or more sulfur compounds selected from phosphorus sulfide, germanium sulfide, silicon sulfide and boron sulfide; and a halogen compound.

Abstract: Glass particles including Li, P and S, wherein when a Raman spectrum of the glass particles is measured five times or more and a peak at 330 to 450 cm?1 in the Raman spectrum is separated into peaks of components by waveform separation, the standard deviation of the area ratio of each of the peaks of the components is 3.0 or less, the area of the peak of PS43? component obtained by the waveform separation is 10 to 95% of the total area, and the area of P2S74? component obtained by the waveform separation is 5 to 45% of the total area, and the area of the peak of PS43? component is larger than the area of the peak of P2S74? component.

Abstract: Glass particles including Li, P and S, wherein when a Raman spectrum of the glass particles is measured five times or more and a peak at 330 to 450 cm?1 in the Raman spectrum is separated into peaks of components by waveform separation, the standard deviation of the area ratio of each of the peaks of the components is 3.0 or less, the area of the peak of PS43? component obtained by the waveform separation is 10 to 95% of the total area, and the area of P2S74? component obtained by the waveform separation is 5 to 45% of the total area, and the area of the peak of PS43? component is larger than the area of the peak of P2S74? component.

Abstract: Glass includes an aggregate of solid electrolyte particles including Li, P, and S, wherein when a Raman spectrum of the glass is repeatedly measured and a peak at 330 to 450 cm?1 in each Raman spectrum is separated to waveforms of individual components, a standard deviation of a waveform area ratio of each component is less than 4.0.

Abstract: A method for producing sulfide-based glass ceramics including crystallizing a glass solid electrolyte, wherein the glass solid electrolyte includes: sulfide-based glass comprising at least a sulfur element and a lithium element; and a nitrile compound incorporated into the sulfide-based glass.

Abstract: A method for producing an ionic conductive substance, including a step of contacting raw materials in a solvent, wherein the raw materials include: one or more compounds selected from phosphorus sulfide, germanium sulfide, silicon sulfide and boron sulfide; a sulfide of a metal element belonging to group I or group II of the periodic table; and a halogen compound represented by MwXx wherein M is Li, B, Na, K, Rb, Cs, Ca, Mg, Sr, Ba, Al, Si, P, S, Ge, As, Se, Sn, Sb, Te, Pb or Bi, w is 1 or 2, X is F, Cl, Br or I, and x is an arbitrary integer selected from 1 to 10.

Abstract: Glass includes an aggregate of solid electrolyte particles including Li, P, and S, wherein when a Raman spectrum of the glass is repeatedly measured and a peak at 330 to 450 cm?1 in each Raman spectrum is separated to waveforms of individual components, a standard deviation of a waveform area ratio of each component is less than 4.0.

Abstract: A solid electrolyte including an alkali metal element, phosphorous, sulfur and halogen as constituent components.