Abstract: A positive electrode active substance for an all solid-state lithium secondary battery having an operating potential of 4.5 V or more at a metal Li reference potential, wherein the surface of the present core particles composed of a spinel-type lithium manganese-containing composite oxide containing at least Li, Mn, O, and two or more elements other than these is coated with an amorphous compound containing Li, A, where A represents one element or a combination of two or more elements selected from the group consisting of Ti, Zr, Ta, Nb, Zn, W, and Al, and O. Primary particles of the present core particles are composed of a polycrystal. The D50 is 0.5-9 ?m, the value of (|mode diameter?D50|/mode diameter)×100 is 0 to 25%, the value of (|mode diameter?D10|/mode diameter)×100 is 20-58%, and the value of the average primary particle diameter/D50 is 0.20-0.99.

Abstract: Provided are: a hydrocarbon adsorbent capable of adsorbing hydrocarbons, storing the adsorbed hydrocarbons up to a relatively high temperature, and desorbing the adsorbed and stored hydrocarbons at a relatively high temperature; an exhaust gas purifying catalyst composition using the same; an exhaust gas purifying catalyst; and a method for treating an exhaust gas. The hydrocarbon adsorbent comprises a zeolite having an MRT-type framework structure. The hydrocarbon adsorbent comprises a small-pore zeolite having a total desorption amount ZD1 of propylene desorbed at 50° C. or higher and lower than 300° C. being 3.5 mmol/g or less and a total desorption amount ZD2 of propylene desorbed at 300° C. or higher and 500° C. or lower being 0.5 mmol/g or more, per 1 g by mass of the small-pore zeolite, when adsorbing propylene at 50° C. and then heating from 50° C. to 500° C. under the condition of 10° C./min by a temperature-programmed desorption method.

Abstract: An exhaust gas purifying composition that contains a phosphorus-containing BEA-type zeolite and has further improved heat resistance; and a production method therefor are provided. The exhaust gas purifying composition contains a phosphorus-containing BEA-type zeolite, wherein the phosphorus-containing BEA-type zeolite has a pore volume ratio (V2/V1) of a micropore volume V2 having a pore diameter in a range of 2 nm or less, as measured by a SF method, to a mesopore volume V1 having a pore diameter in a range of 2 nm or more and 100 nm or less, as measured by a BJH method, of 2.0 or more.

Abstract: A sulfide-based solid electrolyte particle having a crystal phase of a cubic argyrodite-type crystal structure composed of Li, P, S and a halogen (Ha), wherein good contact between the sulfide-based solid electrolyte particles and positive or negative electrode active material particles is secured and improvements in the rate characteristic and the cycle characteristic are attained. The ratio (ZHa2/ZHa1) of an element ratio ZHa2 of the halogen (Ha) at the position of 5 nm in depth from the particle surface to an element ratio ZHa1 of the halogen (Ha) at the position of 100 nm in depth from the particle surface is 0.5 or lower and the ratio (ZO2/ZA2) of an element ratio ZO2 of oxygen to the total ZA2 of element ratios of P, S, O, and the halogen (Ha) at the position of 5 nm in depth from the particle surface is 0.5 or higher, as measured by XPS.

Abstract: Provided are an exhaust gas purifying catalyst structure that inhibits foil elongation and improves structural durability and a production method therefor. The exhaust gas purifying catalyst structure has a metal support configured by using an mantle and a metal foil provided in the mantle and forming an exhaust gas flow path, and a catalyst layer provided on a surface forming the flow path of the metal foil, wherein the catalyst layer contains a noble metal, an OSC material containing cerium and a rare earth element other than cerium (non-Ce rare earth element), and alumina, and a content of the non-Ce rare earth element with respect to 100% by mass of the catalyst layer is 2.52% by mass or more and 4.62% by mass or less in terms of an oxide.

Abstract: An electrode catalyst layer for a fuel cell includes a catalyst/support composite including a support and a catalyst supported thereon. The support contains a titanium oxide. The surface of the catalyst/support composite has an oxide of at least one element selected from the group consisting of niobium, tantalum, zirconium, and silicon. The ratio A2/A1 is from 0.35 to 1.70, wherein A1 is the atomic ratio of titanium on a surface of the catalyst layer and A2 is the atomic ratio of a total of niobium, tantalum, zirconium, and silicon on the surface of the catalyst layer, A1 and A2 being measured by X-ray photoelectron spectroscopy. The titanium oxide preferably has a composition TiOX (0.5?x<2).

Abstract: A method is provided for producing a bonding composition containing copper particles and a second liquid medium. In this production method, the copper particles are produced in a first liquid medium using a wet reduction method, and thus a dispersion of the copper particles is prepared. Subsequently, the first liquid medium in the dispersion is ultimately, finally or eventually replaced with the second liquid medium while the dispersion is kept wet. It is also preferable that the first liquid medium is replaced with another liquid medium one or more times, and the second liquid medium is used in the final replacement. The liquid media are preferably replaced at a temperature of lower than 100° C. The second liquid medium preferably includes one or more of water, alcohol, ketone, ester, ether, and hydrocarbon.

Abstract: A composition for pressure bonding contains a metal powder and a solid reducing agent and has a compressibility of 10% to 90%, the compressibility being expressed by a relationship formula using the thickness A of a dried coating film formed by drying the composition in an air atmosphere at 110° C. under atmospheric pressure for 20 minutes and the thickness B of a sintered body formed by treating the dried coating film in a nitrogen atmosphere at 280° C. under a pressure of 6 MPa for 20 minutes. The solid reducing agent may be BIS-TRIS. Also provided is a bonded structure of conductors in which a bonding portion via which two conductors are bonded together is formed by treating, under pressure, the two conductors and a coating film formed of the composition for pressure bonding provided therebetween.

Abstract: A resin composition is provided including: coated particles, each including a core containing a metal oxide and a coating layer containing an aluminum hydrous oxide and provided on a surface of the core; and a resin. The metal oxide is represented by MxOy, where M represents at least one element selected from the group consisting of Ba, Ti, Sr, Pb, Zr, La, Ta, Ca, and Bi, and x and y each represent a number determined from a stoichiometric ratio according to the valence of the metal element M. The resin composition has an atomic ratio Al/(M+Al) of 0.05 or more and 0.7 or less, as determined by XPS for the particles contained in the resin composition.

Abstract: Provided is a beta zeolite satisfying P>76.79Q?29.514 in a range in which Q is less than 0.4011 nm, wherein, P represents an AB value that is an intensity ratio of A to B, A represents a diffraction intensity of a main peak of the beta zeolite observed by X-ray diffraction measurement, B represents a diffraction intensity of the (116) plane of ?-alumina obtained by X-ray diffraction measurement under the same conditions as those for the X-ray diffraction measurement on the beta zeolite, the ?-alumina being the standard substance 674a distributed by the American National Institute of Standards and Technology, and Q represents a lattice interplanar spacing of the main peak of the beta zeolite observed by X-ray diffraction measurement. It is preferable that the formula (1) above is satisfied in a range in which Q is from 0.3940 to 0.4000 nm.

Abstract: A bonding material includes: a copper foil; and a sinterable bonding film formed on one surface of the copper foil. The bonding film contains a copper powder and a solid reducing agent. The bonding material is used for bonding to a bonding target having, on its surface, at least one metal selected from the group consisting of gold, silver, copper, nickel, and aluminum. The bonding material is also used as a material for wire bonding. A bonded structure is also provided in which a bonding target having a metal layer formed on its surface and a copper foil are electrically connected to each other via a bonding layer formed of a sintered structure of a copper powder, wherein the metal layer contains at least one metal selected from the group consisting of gold, silver, copper, nickel, and aluminum.

Abstract: A bonding sheet includes a copper foil and sinterable bonding films formed on both faces of the copper foil. The bonding films each contain copper particles and a solid reducing agent. The bonding sheet is used to bond to a target object to be bonded having at least one metal selected from gold, silver, copper, and nickel on a surface thereof. A bonded structure includes: a bonded object having at least one metal selected from gold, silver, copper, and nickel on a surface thereof; a copper foil; and a bonding layer including a sintered structure of copper particles; and the bonded object and the copper foil are electrically connected to each other via the bonding layer.

Abstract: A bonded body is provided including: a bonding layer containing Cu; and a semiconductor element bonded to the bonding layer. The bonding layer includes an extending portion laterally extending from a peripheral edge of the semiconductor element. In a cross-sectional view in a thickness direction, the extending portion rises from a peripheral edge of a bottom of the semiconductor element or from the vicinity of the peripheral edge of the bottom of the semiconductor element, and includes a side wall substantially spaced apart from a side of the semiconductor element. Preferably, the extending portion does not include any portion where the side wall and the side of the semiconductor element are in contact with each other. A method for manufacturing a bonded body is also provided.

Abstract: Out of sintered metal carbides having an extremely high melting point, there is provided a sintered metal carbide which can be produced without having to perform sintering under high pressure such as hot pressing or HIP, having a high relative density and excellent mechanical strength. A sintered metal carbide of at least one metal selected from the group consisting of elements of Groups 4 and 5 of the periodic table, wherein the sintered metal carbide contains Si element of 0.1 wtppm or more and 10,000 wtppm or less.

Abstract: Provided are a sulfide solid electrolyte having a small particle size and a low specific surface area; an electrode composite material, a slurry and a battery in each of which the sulfide solid electrolyte is used; and a method of producing the sulfide solid electrolyte. The sulfide solid electrolyte contains lithium (Li), phosphorus (P) and sulfur (S) elements and has: a median diameter D50 of 0.10 ?m or more and 2.0 ?m or less; and a value of the formula: (A×B)/C, wherein A represents a BET specific surface area (m2/g), B represents a true density (g/cm3), and C represents a CS value (m2/cm3), of 1.0 or more and 2.5 or less.

Abstract: Copper particles are provided that each include a core particle made of copper and a coating layer that coats the surface of the core particle, wherein the coating layer is made of a copper salt of an aliphatic organic acid. It is also preferable that the copper particles have an infrared absorption peak in a range of 1504 to 1514 cm?1 and no infrared absorption peak in a range of 1584 to 1596 cm?1. It is also preferable that, in thermogravimetric analysis of the copper particles, the temperature at which the ratio of the mass loss value to the mass loss value at 500° C. reaches 10% is from 150° C. to 220° C. A method is also provided for producing copper particles, the method including bringing core particles made of copper into contact with a solution containing a copper salt of an aliphatic organic acid to thereby coat the surface of the core particles.

Abstract: A sulfide solid electrolyte that can suppress the generation of hydrogen sulfide gas while maintaining the lithium ion conductivity; and an electrode composite material, a slurry and a battery, in each of which the sulfide solid electrolyte is used, are provided. The sulfide solid electrolyte contains lithium (Li), phosphorus (P) and sulfur (S) elements; at least one halogen (X) element; and at least one metal (M) element having a first ionization energy of more than 520.2 KJ/mol and less than 1007.3 KJ/mol, wherein, in an X-ray diffraction pattern measured with CuK?1 radiation, peaks are present at positions of 2?=25.19°±1.00° and 29.62°±1.00°.

Abstract: A rare earth phosphate particle containing a rare earth element A, where A is Sc, Y, La, Eu, Gd, Dy, Yb, or Lu, and a rare earth element B different from the element A, where B is Sc, Y, La, Eu, Gd, Dy, Yb, or Lu. The phosphate of the element A is preferably crystalline, with at least part of the element B dissolved in the phosphate of the element A in a solid state. The phosphate of the element A preferably has a xenotime or monazite crystal structure.

Abstract: A temporary fixing composition is provided that is used to temporarily fix a first bonding target material and a second bonding target material to each other before the two bonding target materials are bonded to each other. The temporary fixing composition contains a first organic component having a viscosity of less than 70 mPa·s at 25° C. and a boiling point of 200° C. or lower and a second organic component having a viscosity of 70 mPa·s or greater at 25° C. and a boiling point of 210° C. or higher. It is preferable that, when thermogravimetry-differential thermal analysis is performed under the conditions at a temperature increase rate of 10° C./min in a nitrogen atmosphere with a sample mass of 30 mg, the 95% mass reduction temperature is lower than 300° C.

Abstract: There is provided an exhaust gas purifying catalyst including a substrate and catalyst portions. The substrate includes an inflow-side cells, outflow-side cells, and porous partition walls, each partition wall separating the inflow-side cell from the outflow-side cell. The catalyst portion includes: (group A) first catalyst portions, each first catalyst portion being provided on a surface of the partition wall that faces the inflow-side cell on an upstream side in an exhaust gas flow direction; and (group B) second catalyst portions being provided on a surface of the partition wall that faces the outflow-side cell on a downstream side in the exhaust gas flow direction. Each catalyst portion of one of group A and group B includes at least one oxidizing catalyst layer and at least one reducing catalyst layer, and each catalyst portion of the other of group A and group B includes at least one oxidizing catalyst layer and/or at least one reducing catalyst layer.