Abstract: To provide a vehicle antenna device which includes multiple antennas, the frequency bands of radio waves to be transmitted and received by the multiple antennas being at least partially different from each other, proximate to each other and which can reduce the degradation of the transmission/reception sensitivity of each of the multiple antennas. A vehicle antenna device to be mounted on a vehicle, comprising: a first antenna capable of transmitting and receiving radio waves of a first frequency band; and a second antenna proximate to the first antenna and capable of transmitting and receiving radio waves of a second frequency band including a frequency band higher than the first frequency band, wherein at least one of the first antenna and the second antenna is disposed in or on window glass of the vehicle or in the vicinity of the window glass, and wherein the second antenna includes a power supply unit to which a high-pass filter is connected.

Abstract: A window glass for a vehicle includes: a glass plate having a first main surface and a second main surface; a ceramic color layer; and an organic ink layer, in which the glass plate has a curved surface shape in which the first main surface is concave, and has an information transmission and reception region, the ceramic color layer is provided in a peripheral portion of the region on the first main surface, the organic ink layer is provided to cover a partial region on the first main surface and at least a partial region on the ceramic color layer, as well as a boundary portion between the glass plate and the ceramic color layer on the first main surface, and a thickness of the organic ink layer is smaller than a thickness of the ceramic color layer.

Abstract: A glass substrate is a glass substrate in which a dot is formed on a surface. A region in which the dot is formed does not include a crack, and a retardation in the region in which the dot is formed is equal to or smaller than 50 nm.

Abstract: Provided are, an acidic gas removing agent with smaller variation in amounts of carbon dioxide absorption even in the coexistence of water in removing carbon dioxide in a gas; an acidic gas removing method; an absorption device provided with the acidic gas removing agent; and an acidic gas cleaning device. Used is an acidic gas removing agent comprising one or more selected from the group consisting of a hydroxy group-containing compound having a number-average molecular weight of 500 or more and a derivative of the hydroxy group-containing compound.

Abstract: A manufacturing method of a glass article having an organic film includes irradiating a first main surface of a glass plate having the first main surface and a second main surface, opposite each other, with a laser light of a first laser, to form an in-plane void region, in which voids are arrayed, on the first main surface, and internal void arrays, including voids arrayed from the in-plane void region to the second main surface, in the glass plate; depositing the organic film on the first main surface or the second main surface of the glass plate; and irradiating and scanning the first main surface or the second main surface, on which the organic film was deposited, with a laser light of a second laser, along the in-plane void region, to separate the glass article from the glass plate along the in-plane void region.

Abstract: An object of the present disclosure is to provide a window glass for vehicle that prevents intensity of light to be used in optical equipment attached to a vehicle from being attenuated, and that is easier to handle while having a component unit. A window glass for vehicle comprises: a laminated glass including a vehicle inner glass plate, a vehicle outer glass plate and an interlayer film; and a component unit. A vehicle inner glass plate is cut-out at a portion of the periphery of the laminated glass, and in the portion, the component unit is arranged. A vehicle inner surface of the laminated glass fits on the flush with a vehicle inner surface of the component unit, at least in a region, on a boundary between the laminated glass and the component unit.

Abstract: The present invention relates to a method for manufacturing a sulfide solid electrolyte powder, the method including, in this order: obtaining a sulfide solid electrolyte containing at least one of a crystal phase and an amorphous phase which contain Li, P, and S; pulverizing the sulfide solid electrolyte to obtain a powder; and heating and drying the powder in an atmosphere with a dew point of ?60° C. to ?40° C., in which the pulverization is performed by using a non-aqueous organic solvent, and when a concentration of moisture contained in the non-aqueous organic solvent in the pulverization is x (ppm), and a moisture concentration in a heating space in the heating and drying is y (g/m3), y<0.00085x+0.056, and 30<x?170 are satisfied.

Abstract: A reflective mask blank includes a substrate, a multilayered reflection film configured to reflect EUV rays, a protection film configured to protect the multilayered reflection film, and an absorption film configured to absorb the EUV rays in this order. The protection film contains Rh as a main component. The multilayered reflection film includes an uppermost layer that is closest to the protection film in the multilayered reflection film and contains Si and N. In the uppermost layer, an element ratio (N/Si) of N to Si is greater than 0.00 and less than 1.50, and an element ratio (O/Si) of O to Si is 0.00 or greater and less than 0.44.

Abstract: The present invention relates to a solid electrolyte powder for use in a lithium-ion all-solid-state battery, in which the solid electrolyte powder has a volume-based particle diameter distribution having a first peak in a particle diameter range of 0.5 ?m to 0.7 ?m and a second peak in a particle diameter range of 1 ?m to 3 ?m.

Abstract: A reflective mask blank for EUV lithography includes a substrate, a reflective layer for reflecting EUV light, and an absorption layer for absorbing EUV light. The reflective layer and the absorption layer are formed on or above the substrate in this order. The absorption layer contains tantalum (Ta) and niobium (Nb), and the absorption layer has a composition ratio Ta:Nb of Ta (at %) to Nb (at %) of from 4:1 to 1:4. Among diffraction peaks derived from the absorption layer observed at 2?: from 20° to 50° by out-of-plane XRD method, a peak having the highest intensity has a half width FWHM of 1.0° or more.

Abstract: To appropriately manufacture a semiconductor device. A glass substrate is a glass substrate for manufacturing the semiconductor device. In a case in which one surface is directed downward in a vertical direction, and a first position, a second position, and a third position on the one surface on an outer side in a radial direction with respect to a center point of the glass substrate are supported by supporting members, a lowest point as a position where a height in the vertical direction is the lowest on other surface is positioned in a circular central region on an inner side in the radial direction with respect to the first position, the second position, and the third position when viewed from the vertical direction, a center of the central region is a center point of the glass substrate, and a diameter of the central region has a length of ? of a diameter of the glass substrate.

Abstract: A glass substrate for a high-frequency device, which contains, in terms of mole percent on the basis of oxides: 40 to 75% of SiO2; 0 to 15% of Al2O3; 13 to 23% of B2O3; 2.5 to 11% of MgO; and 0 to 13% of CaO, and having a total content of alkali metal oxides in the range of 0.001-5%, where at least one main surface of the glass substrate has a surface roughness of 1.5 nm or less in terms of arithmetic average roughness Ra, and the glass substrate has a dielectric dissipation factor at 35 GHz of 0.007 or less.

Abstract: To provide a membrane electrode assembly which can suppress cracking of the catalyst layers. The membrane electrode assembly of the present invention is a membrane electrode assembly comprising an anode having a catalyst layer containing a proton-conductive polymer, a cathode having a catalyst layer containing a proton-conductive polymer, and a polymer electrolyte membrane disposed between the anode and the cathode, wherein the proton-conductive polymer contained in the catalyst layer of at least one of the anode and the cathode is a polymer (H) having units containing a cyclic ether structure and sulfonic acid-type functional groups, and the polymer electrolyte membrane contains a porous material containing a fluorinated polymer, and a fluorinated polymer (S) having sulfonic acid-type functional groups.

Abstract: An optical glass has a refractive index (nd) of 1.55 or more. A difference (Tf?Tg) between a fictive temperature (Tf) and a glass transition temperature (Tg) of the optical glass is 0° C. or more. The optical glass may have a crack initiation load L of 350 mN or more.

Abstract: A bracket capable of appropriately attaching an information acquisition device to a window glass for a vehicle is provided. A bracket according to an embodiment of the present disclosure is made of resin for fixing an information acquisition device to a window glass for a vehicle having a curved shape. The bracket includes a plurality of regions and a coupling region provided between the plurality of regions. The coupling region has a mesh-like structure and flexibly couples each of the plurality of regions.

Abstract: The present invention relates to a method for producing a sulfide solid electrolyte, the method including: dry-pulverizing a sulfide solid electrolyte material in an atmosphere with a dew point of ?70° C. or higher and ?30° C. or lower to produce a sulfide solid electrolyte powder. An oxygen concentration in the atmosphere may be 0.1 ppm or more and less than 5%.

Abstract: A reflect array that sets a reflection angle of a radio wave to an angle that is different from an angle of specular reflection. The reflect array includes a plurality of cells arranged in an array. Each of the plurality of cells includes at least two main resonant elements and a parasitic resonant element coupled to the at least two main resonant elements. The parasitic resonant element is configured to adjust a resonant frequency of the parasitic resonant element and adjust a reflection phase of a surface of the reflect array by adjusting a resonant frequency of the at least two main resonant elements each adjacent to the parasitic resonant element, to which the parasitic resonant element is coupled.

Abstract: A method of producing a glass article includes holding a carrier having a circular shape, in which a glass substrate having a circular shape is retained, with an upper surface plate and a lower surface plate; and polishing the glass substrate by rotating the carrier with respect to the upper surface plate and the lower surface plate, to obtain the glass article. The glass substrate is disposed in the carrier such that, in a top plan view, a center of the carrier is included in a region of the glass substrate, and a center of the glass substrate is shifted from the center of the carrier.

Abstract: A reflective mask blank includes: a substrate; a Mo/Si multilayer reflection layer formed by alternately laminating a molybdenum (Mo) layer and a silicon (Si) layer on or above the substrate; an intermediate layer on or above the Mo/Si multilayer reflection layer; a barrier layer on or above the intermediate layer; a protective layer on or above the barrier layer; and an absorption layer on or above the protective layer.

Abstract: The present invention relates to a sulfide solid electrolyte to be used for a lithium-ion secondary battery. The sulfide solid electrolyte contains: an argyrodite crystal containing Li, P, S, and Ha (F, Cl, Br, and I). Relationships of {(1/?(S))×[S2-]0+(1/?(O))×[O2-]0+(1/?(Br))×[Br?]0+(1/?(Cl))×[Cl?]0+(1/?(F))×[F?]0}?0.33 and [S2-]0+[O2-]0+[Br?]0+[Cl?]0+[F?]0=1 are satisfied, where [S2-]0, [O2-]0, [Br?]0, [Cl?]0, and [F?]0 are surface anion contents, and ? is an electronegativity thereof.