Abstract: There are provided a filled container which suppresses disproportionation reaction of HFO such as trifluoroethylene and can be transported and stored safely, and a method for storing the filled container. The filled container of the present invention has a composition comprising a first component and a second component, and a container filled with the composition, wherein the first component is at least one selected from the group consisting of trifluoroethylene, 1,2-difluoroethylene and 1,1-difluoroethylene; the second component is at least one selected from the group consisting of 2,3,3,3-tetrafluoropropene, difluoromethane, fluoromethane, 1,1-difluoroethane, fluoroethane, 1,1,1,3,3-pentafluorobutane, dimethyl ether, carbon dioxide, propane, butane, argon, helium, and nitrogen; an amount of the first component with respect to a sum amount of the first component and the second component is 62.

Abstract: A method of producing a halogenated alkene includes converting a halogenated alkane containing a fluorine atom and having from 2 to 4 carbon atoms into a halogenated alkene containing a fluorine atom and having from 2 to 4 carbon atoms in a gas phase in the presence of silicon oxide and an alkali metal element.

Abstract: A control device for a glass diaphragm including an acquisition unit that is configured to acquire noise related information related to noise flowing into a cabin interior of a vehicle, and a control unit that is configured to perform control to generate overlaying sound to be overlaid with the noise from a glass diaphragm of the vehicle based on the noise related information.

Abstract: To provide a pellet production method, to produce pellets from which an ion exchange membrane having unevenness of the membrane thickness in the in-plane direction suppressed can be produced by melt-extrusion. A pellet production method, which comprises extruding a melt that contains a fluorinated polymer having groups convertible to ion exchange groups from a die of a melt-extruder to obtain a strand that contains the fluorinated polymer, and cutting the strand to obtain pellets that contain the fluorinated polymer, the method including an air-cooling treatment of cooling the strand extruded from the die by blowing air.

Abstract: A cleaning liquid with an excellent removing ability for abrasive grains, capable of suppressing foaming of the cleaning liquid and effectively removing abrasive grains and organic components which have adhered to an object to be cleaned, a cleaning method using such a cleaning liquid, and a method for manufacturing a semiconductor device are provided. A cleaning liquid for removing a cerium compound, comprises a water-soluble polymer (A) comprising a sulfonic acid group-containing water-soluble polymer (al), wherein pH is 7 or lower, and a surface tension of an aqueous solution comprising the water-soluble polymer (A) at a concentration of 0.1 mass %, measured by a pendant drop method at 22° C. is 68 mN/m or higher.

Abstract: A composition that contains: a first perfluoropolymer having a glass transition temperature of 10 °C or lower; and a second fluoropolymer that contains a tetrafluoroethylene-based constituent unit and a hexafluoropropylene-based constituent unit, and is different from the first perfluoropolymer, wherein the content of a perfluoro(alkyl vinyl ether)-based constituent unit, with respect to the total content of all the constituent units of the first perfluoropolymer and the second fluoropolymer, is 0.1 to 5.0 mol %.

Abstract: A method for measuring received power of an electromagnetic-wave reflecting apparatus having a metasurface or a regular reflection surface is provided. The method includes: in an anechoic chamber where a VNA is connected to transmitting and receiving antennas with fixed relative positions, transmitting a radio wave in a predetermined band (1 MHz to 300 GHz) to be incident on an electromagnetic-wave reflecting apparatus at a first specified incident angle; receiving a reflected wave at a first specified reflection angle and measuring first received power in a specified frequency range by the VNA; transmitting a radio wave to be incident on a reflection plate including a metal reflection surface at a second specified incident angle; and receiving a reflected wave at a second specified reflection angle and measuring second received power in the specified frequency range by the VNA.

Abstract: A glass plate processing method for dividing a glass plate by a separation line that divides a main surface of the glass plate into two regions, includes: moving an irradiation point of a first laser beam along the separation line, and forming a crack extending from the separation line diagonally with respect to the main surface, in a cross-section orthogonal to the separation line; after the crack is formed, moving an irradiation point of a second laser beam along the separation line, and forming a modified portion, in the cross-section, on a virtual line extending in a direction perpendicular to the main surface, from a tip of the crack towards a center of a thickness of the glass plate; and after the modified portion is formed, applying stress to the glass plate and forming a new crack spanning from the tip of the crack to the modified portion.

Abstract: A planar antenna comprising a slot formed in a flat conductor, wherein the slot includes a first slot extending in a first direction between a first feeding point and a second feeding point, a second slot extending in a second direction different from the first direction from an end portion of the first slot, a third slot extending in a fourth direction opposite to the second direction from an end portion of the first slot in a third direction opposite to the first direction, reaching an open end in the fourth direction, and a J-shaped slot extending from an end portion of the second slot in the second direction to an open end open in the first direction, and wherein a slot width at an open end of the J-shaped slot is wider than a slot width at the end portion of the second slot in the second direction.

Abstract: Provided is a reflective mask blank containing Pt and having low crystallinity. The reflective mask blank includes, in the following order, a substrate, a multilayer reflective film configured to reflect EUV light, a protective film and a phase shift film configured to cause a phase shift in EUV light, wherein the phase shift film contains: Pt; at least one first element X1 selected from the group consisting of Cr, Nb, Mo, Hf, Ta and W; and at least one second element X2 selected from the group consisting of B, C, N, O and Si, wherein the content of Pt in the phase shift film is 50.0 atomic % or more relative to all atoms in the phase shift film, and wherein the content of the first element X1 in the phase shift film is 5.0 to 30.0 atomic % relative to all atoms in the phase shift film.

Abstract: An object of the present invention is to provide a technology that solves the problem of difficulty in correcting the position of an opening pattern formed in an absorbing film when defects that are present between a substrate and the absorbing film are clustered, and improves the success probability for the position correction of the opening pattern formed in the absorbing film. A reflective mask blank in which a protective film and an absorbing film are formed on a multilayer reflective film has a quality assurance area that coincides with an exposure area in a plan view, and the quality assurance area is configured so that, after the formation of the protective film and before the formation of the absorbing film, the number of first defects detectable by EUV light and having a sphere equivalent diameter of 14 nm or greater is 1 or less in any inspection area having a square shape with each side length of 20 mm.

Abstract: A method for producing an aqueous dispersion, which comprises: polymerizing a first monomer containing tetrafluoroethylene in the presence of a compound represented by the formula (X) and a polymerization initiator, in the presence of an aqueous medium and substantially in the absence of an emulsifier having a fluorine atom, to produce an aqueous dispersion that contains particles of a first fluorinated polymer having no melting point, the particles having an average particle size of 500 nm or less: C(X1)(X2)?C(X3)-L-Z (X); in the formula (X), X1, X2 and X3 are each independently a hydrogen atom, a fluorine atom, a perfluoromethyl group or an alkyl group, L is a single bond or a bivalent linking group, and Z is an anionic group or a salt of the anionic group.

Abstract: An electromagnetic wave reflecting device includes: a reflection panel configured to reflect radio waves of a desired band selected from a frequency band between 1 GHz and 170 GHz; and a frame configured to hold the reflection panel. The reflection panel includes: a dielectric layer; a conductive pattern periodically provided on one surface of the dielectric layer; a ground layer provided on the other surface of the dielectric layer; and an adhesive layer configured to bond the conductive pattern to the one surface of the dielectric layer, and a gap is provided in the adhesive layer.

Abstract: Provided are a fluorine-containing ether compound, fluorine-containing ether composition and coating liquid that can form a surface layer having excellent durability, an article having a surface layer that has excellent durability, and a compound that is useful as a raw material of a fluorine-containing ether compound. The fluorine-containing ether compound is represented by the following formula (A1) or formula (A2): wherein each of the reference signs in the formulas are as described in the specification.

Abstract: An electromagnetic wave reflecting device includes: a reflection panel that reflects radio waves of a desired band selected from a frequency band of 1 GHz or more and 170 GHz or less, and a frame that holds the reflection panel. The reflection panel includes: a dielectric layer, a periodic conductive pattern provided on one surface of the dielectric layer, a ground layer provided on the other surface of the dielectric layer, and an adhesive layer that bonds the conductive pattern to the one surface of the dielectric layer. The adhesive layer covers an entirety of the one surface of the dielectric layer.