Abstract: A positive electrode material of the present disclosure includes: a positive electrode active material; and a first solid electrolyte material coating at least a portion of a surface of the positive electrode active material. The positive electrode active material includes a Li-including transition metal oxide. The first solid electrolyte material includes Li, P, O, and F.

Abstract: A battery of the present disclosure includes: a positive electrode; a negative electrode; and an electrolyte layer disposed between the positive electrode and the negative electrode. The positive electrode includes a positive electrode active material. The positive electrode active material includes an oxide consisting of Li, Co, Mn, and O. The electrolyte layer includes Li, Ti, M1, and F. The M1 is at least one selected from the group consisting of Ca, Mg, Al, Y, and Zr.

Abstract: A battery according to the present disclosure includes: a positive electrode; a negative electrode; and an electrolyte layer positioned between the positive electrode and the negative electrode. The positive electrode includes a positive electrode material. The positive electrode material includes a positive electrode active material and a first solid electrolyte material. The positive electrode active material includes an oxide consisting of Li, Ni, Mn, and O. The first solid electrolyte material includes: Li; at least one selected from the group consisting of metalloid elements and metal elements except Li; and at least one selected from the group consisting of F, Cl, and Br. The negative electrode includes an alloy as a negative electrode active material, and the alloy includes Ni and Bi.

Abstract: A battery according to the present disclosure includes a positive electrode, a negative electrode, and an electrolyte layer positioned between the positive electrode and the negative electrode. The positive electrode includes a positive electrode material. The positive electrode material includes a positive electrode active material and a first solid electrolyte material. The positive electrode active material includes LixMnyO2, where 0?x?1.05 and 0.9?y?1.1 are satisfied. The negative electrode includes an alloy as a negative electrode active material, and the alloy includes Ni and Bi.

Abstract: A battery according to the present disclosure includes a positive electrode, a negative electrode, and an electrolyte layer positioned between the positive electrode and the negative electrode. The positive electrode includes a positive electrode material. The positive electrode material includes a positive electrode active material and a first solid electrolyte material. The positive electrode active material includes LixMnyO2, where 0?x??1.05 and 0.9?y?1.1 are satisfied. The negative electrode includes Bi as a main component of a negative electrode active material.

Abstract: A battery according to the present disclosure includes: a positive electrode; a negative electrode; and an electrolyte layer positioned between the positive electrode and the negative electrode. The positive electrode includes a positive electrode material. The positive electrode material includes a positive electrode active material and a first solid electrolyte material. The positive electrode active material includes an oxide consisting of Li, Ni, Mn, and O. The first solid electrolyte material includes: Li; at least one selected from the group consisting of metalloid elements and metal elements except Li; and at least one selected from the group consisting of F, Cl, and Br. The negative electrode includes Bi as a main component of a negative electrode active material.

Abstract: A positive electrode material of the present disclosure includes: a positive electrode active material; a first solid electrolyte material coating at least partially a surface of the positive electrode active material; and a second electrolyte material. The positive electrode active material includes an oxide consisting of Li, Ni, Mn, and O. The first solid electrolyte material includes Li, Ti, M1, and F. The M1 is at least one selected from the group consisting of Ca, Mg, Al, Y, and Zr.

Abstract: A positive electrode material according to the present disclosure includes a positive electrode active material, a first solid electrolyte material coating at least a portion of a surface of the positive electrode active material, and a second electrolyte material. The second electrolyte material contains Li and at least one selected from the group consisting of Cl and Br, the first solid electrolyte material contains Li, Nb, and O, and the positive electrode active material contains a material represented by the following composition formula (1): LiNixMn2?xO4??Formula (1) where x satisfies 0<x<2.

Abstract: A solar cell according to the present disclosure includes a first electrode, a second electrode, a photoelectric conversion layer located between the first electrode and the second electrode, and a first electron transport layer located between the first electrode and the photoelectric conversion layer, in which at least one selected from the group consisting of the first electrode and the second electrode is translucent, the photoelectric conversion layer contains a perovskite compound composed of a monovalent cation, a Sn cation, and a halogen anion, and the first electron transport layer contains a niobium oxide halide.

Abstract: Provided is a solar cell including a first electrode, a second electrode, a light-absorbing layer located between the first electrode and the second electrode, and an intermediate layer located between the light-absorbing layer and at least one electrode selected from the group consisting of the first electrode and the second electrode. The light-absorbing layer contains a perovskite compound represented by a chemical formula ASnX3 (where A is a monovalent cation and X is a halogen anion). The intermediate layer is in contact with the light-absorbing layer. The at least one electrode selected from the group consisting of the first electrode and the second electrode has light-transmissive property. The intermediate layer contains at least one selected from the group consisting of (4-(1?,5?-dihydro-1?-methyl-2?H-[5,6]fullereno-C60-Ih[1,9-c]pyrrol-2?-yl)benzoic acid) and fullerene C60.

Abstract: A solar cell having high conversion efficiency is provided. A solar cell of the present disclosure includes a first electrode, a second electrode, a photoelectric conversion layer disposed between the first electrode and the second electrode, and a first electron transport layer disposed between the first electrode and the photoelectric conversion layer. At least one electrode selected from the group consisting of the first electrode and the second electrode has translucency. The photoelectric conversion layer includes a perovskite compound containing a monovalent cation, a Sn cation and a halogen anion. The first electron transport layer includes porous niobium oxide.

Abstract: A solar cell according to the present disclosure includes a first electrode, a second electrode, a photoelectric conversion layer located between the first electrode and the second electrode, and a first electron transport layer located between the first electrode and the photoelectric conversion layer, in which at least one selected from the group consisting of the first electrode and the second electrode is translucent, the photoelectric conversion layer contains a perovskite compound composed of a monovalent cation, a Sn cation, and a halogen anion, and the first electron transport layer contains a niobium oxide halide.

Abstract: A solar cell according to the present disclosure includes a first electrode, a second electrode, a photoelectric conversion layer disposed between the first electrode and the second electrode, and an electron transport layer disposed between the first electrode and the photoelectric conversion layer. At least one electrode selected from the group consisting of the first electrode and the second electrode has a light-transmitting property. The photoelectric conversion layer contains a perovskite compound comprising a monovalent cation, a Sn cation, and a halogen anion. The electron transport layer contains porous TiZnO3.

Abstract: Provided is a solar cell including a first electrode, a second electrode, a light-absorbing layer located between the first electrode and the second electrode, and an intermediate layer located between the light-absorbing layer and at least one electrode selected from the group consisting of the first electrode and the second electrode. The light-absorbing layer contains a perovskite compound represented by a chemical formula ASnX3 (where A is a monovalent cation and X is a halogen anion). The intermediate layer is in contact with the light-absorbing layer. The at least one electrode selected from the group consisting of the first electrode and the second electrode has light-transmissive property. The intermediate layer contains at least one selected from the group consisting of (4-(1?,5?-dihydro-1?-methyl-2?H-[5,6]fullereno-C60-lh-[1,9-c]pyrrol-2?-yl)benzoic acid) and fullerene C60.

Abstract: A print processing device including a printing unit to print an image on a sheet, a reading unit to read a sheet, an operation unit including keys to be operated by a user, a print control unit to cause the printing unit to print either a first sheet for selecting an image from a plurality of images stored in a storage medium or a second sheet for selecting a language to be used in the first sheet, and an analyzing unit configured to analyze an image read by the reading unit. If a language is not registered, when the image corresponding to the second sheet is detected as an analysis result by the analyzing unit, the first sheet is printed using a language associated with the detected image and when the image corresponding to the second sheet is not detected, the second sheet is printed.

Abstract: A print processing device including a printing unit to print an image on a sheet, a reading unit to read a sheet, an operation unit including keys to be operated by a user, a print control unit to cause the printing unit to print either a first sheet for selecting an image from a plurality of images stored in a storage medium or a second sheet for selecting a language to be used in the first sheet, and an analyzing unit configured to analyze an image read by the reading unit. If a language is not registered, when the image corresponding to the second sheet is detected as an analysis result by the analyzing unit, the first sheet is printed using a language associated with the detected image and when the image corresponding to the second sheet is not detected, the second sheet is printed.

Abstract: A print processing device including a printing unit to print an image on a sheet, a reading unit to read a sheet, an operation unit including keys to be operated by a user, a print control unit to cause the printing unit to print either a first sheet for selecting an image from a plurality of images stored in a storage medium or a second sheet for selecting a language to be used in the first sheet, and an analyzing unit configured to analyze an image read by the reading unit. If a language is not registered, when the image corresponding to the second sheet is detected as an analysis result by the analyzing unit, the first sheet is printed using a language associated with the detected image and when the image corresponding to the second sheet is not detected, the second sheet is printed.

Abstract: A print processing device including a printing unit to print an image on a sheet, a reading unit to read a sheet, an operation unit including keys to be operated by a user, a print control unit to cause the printing unit to print either a first sheet for selecting an image from a plurality of images stored in a storage medium or a second sheet for selecting a language to be used in the first sheet, and an analyzing unit configured to analyze an image read by the reading unit. If a language is not registered, when the image corresponding to the second sheet is detected as an analysis result by the analyzing unit, the first sheet is printed using a language associated with the detected image and when the image corresponding to the second sheet is not detected, the second sheet is printed.