Abstract: A solid electrolyte material includes Li, Ca, Y, Gd, and X wherein X is at least one element selected from the group consisting of F, Cl, Br, and I. A battery uses the solid electrolyte material.

Abstract: A solid electrolyte material according to an aspect of the present disclosure is represented by the following Compositional Formula (1): Li6-3zYzX6 where 0<z<2 is satisfied; and X represents Cl, wherein the solid electrolyte material includes at least one second crystal phase; and in the second crystal phase, the arrangement of halogen X is the same as that of Cl in Li3ErCl6 having a crystal structure belonging to space group P-3m1, wherein with ILEC(301) denoting an X-ray diffraction intensity of a plane of the second crystal phase corresponding to a (301) plane of the Li3ErCl6 crystal structure and ILEC(110) denoting an X-ray diffraction intensity of a plane of the second crystal phase corresponding to a (110) plane of the Li3ErCl6 crystal structure, ILEC(110)/ILEC(301)<0.3.

Abstract: The solid electrolyte material of the present disclosure includes Li, M, O, X, and F. M is at least one element selected from the group consisting of Ta and Nb. X is at least one element selected from the group consisting of Cl, Br, and I.

Abstract: A positive electrode material includes: a positive electrode active material; a coating layer covering at least part of the surface of the positive electrode active material; and a second solid electrolyte. The coating layer includes a first solid electrolyte. The first solid electrolyte includes Li, M1 and F. M1 is at least one selected from the group consisting of Ti, Al and Zr. The second solid electrolyte includes Li, M2, O and X. M2 is at least one selected from the group consisting of Ta and Nb. X is at least one selected from the group consisting of F, Cl, Br and I.

Abstract: An interconnect structure includes: an interconnect layer containing a metal element as a main component and extending in a direction; a metal layer opposite to the interconnect layer, and a solid electrolyte layer between the interconnect layer and the metal layer. The solid electrolyte layer encloses the interconnect layer at least in a cross-sectional view taken along a plane orthogonal to the direction. The interconnect layer and the metal layer are electrically insulated from each other by the solid electrolyte layer.

Abstract: The battery includes a positive electrode, a first electrolyte layer, a second electrolyte layer, and a negative electrode arranged in this order. The first electrolyte layer contains a first solid electrolyte material and a second solid electrolyte material. In the first electrolyte layer, the mass ratio of the second solid electrolyte material to the first solid electrolyte material is greater than 0.05 and less than 1. The second electrolyte layer contains the second solid electrolyte material. The first solid electrolyte material is formed of Li, M, O, and X. In the first solid electrolyte material, M is at least one element selected from the group consisting of metal elements other than Li, and metalloids, and X is at least one element selected from the group consisting of Cl, Br, and I. The second solid electrolyte material has a composition different from that of the first solid electrolyte material.

Abstract: Provide is a solid electrolyte material represented by a composition formula LiaYbMcX6-dFd, where M includes at least one kind selected from the group consisting of metalloid elements and metal elements other than Li and Y; X is at least one kind selected from the group consisting Cl, Br, and I; 0<a; 0<b; 0?c; and 0<d<6.

Abstract: An interconnect structure includes: an interconnect layer containing a metal element as a main component and extending in a direction; a metal layer opposite to the interconnect layer, and a solid electrolyte layer between the interconnect layer and the metal layer. The solid electrolyte layer encloses the interconnect layer at least in a cross-sectional view taken along a plane orthogonal to the direction. The interconnect layer and the metal layer are electrically insulated from each other by the solid electrolyte layer.

Abstract: A solid electrolyte material according to an aspect of the present disclosure is represented by the following Compositional Formula (1): Li6-3zYzX6 where 0<z<2 is satisfied; and X represents Cl or Br.

Abstract: An electrolyte material is represented by Li4-3a-cbAlaMbFxClyBr4-x-y, wherein M is at least one selected from the group consisting of Mg, Ca, and Zr; c represents a valence of M; and the following five inequalities are satisfied: 0<a<1.33, 0?b<2, 0<x<4, 0?y<4, and (x+y)?4.

Abstract: The production method of the present disclosure includes heat-treating a material mixture containing a compound containing Y, a compound containing Sm, NH4?, Li?, and Ca?2 in an inert gas atmosphere. The compound containing Y is at least one selected from the group consisting of Y2O3 and Y?3, and the compound containing Sm is at least one selected from the group consisting of Sm2O3 and Sm?3. The material mixture contains at least one selected from the group consisting of Y2O3 and Sm2O3, and ?, ?, ?, ?, and ? are each independently at least one selected from the group consisting of F, Cl, Br, and I.

Abstract: The present disclosure provides a solid electrolyte material having a high lithium ion conductivity. The solid electrolyte material according to the present disclosure includes Li, Zr, Y, M, and X. M is at least one element selected from the group consisting of Nb and Ta. X is at least one element selected from the group consisting of Cl and Br.

Abstract: The present disclosure provides a solid electrolyte material having a high lithium ion conductivity. The solid electrolyte material according to the present disclosure includes Li, Zr, Y, W, and X. X is at least one element selected from the group consisting of Cl and Br.

Abstract: The present disclosure provides a solid electrolyte material having a high lithium ion conductivity. The solid electrolyte material according to the present disclosure consists essentially of Li, Zr, Y, M, and X. M is at least one element selected from the group consisting of Al, Ga, In, Sc, and Bi. X is at least one element selected from the group consisting of Cl and Br.

Abstract: A halide solid electrolyte material according to the present disclosure is represented by the chemical formula Li6-4b+2ab(Zr1-aMa)bX6 (I), wherein M denotes at least one element selected from the group consisting of Mg, Ca, Sr, Ba, and Zn, X denotes at least one halogen element, and two mathematical formulae 0<a<1 and 0<b<1.5 are satisfied.

Abstract: A solid-electrolyte material includes Li, Y, X, O, and H. X is at least two elements selected from the group consisting of F, Cl, Br, and I.

Abstract: A battery is equipped with a positive electrode, a first electrolyte layer, a second electrolyte layer, and a negative electrode arranged in this order, in which the first electrolyte layer contains a first solid electrolyte material, the second electrolyte layer contains a second solid electrolyte material different from the first solid electrolyte material, the first solid electrolyte material is represented by chemical formula (1): Li?M?O?V? where ?, ?, ?, and ? are all greater than 0, M is at least one element selected from the group consisting of metal elements other than Li, and metalloids, X is at least one element selected from the group consisting of Cl, Br, and I, and a reduction potential of the second solid electrolyte material is lower than a reduction potential of the first solid electrolyte material.

Abstract: Provided is a solid electrolyte material represented by the following composition formula (1): Li6-3dYdX6??Formula (1) where X is two or more kinds of elements selected from the group consisting of Cl, Br, and I; and 0<d<2.

Abstract: A solid-electrolyte material includes Li, Y, O, and X. X is at least two elements selected from the group consisting of F, Cl, Br, and I.

Abstract: The present disclosure provides solid electrolyte materials having high lithium ion conductivity. A solid electrolyte material according to the present disclosure consists essentially of Li, M, O, and X. M is at least one element selected from the group consisting of Nb and Ta. X is at least one element selected from the group consisting of Cl, Br, and I.