Abstract: A dressing apparatus capable of bringing an overall dressing surface of a dresser into uniform sliding contact with a polishing surface of a polishing pad and capable of uniformly dressing the overall polishing surface of the polishing pad is disclosed. The dressing apparatus includes a dresser configured to rub against a polishing surface to dress the polishing surface that is used for polishing a substrate, a dresser shaft that applies a load to the dresser, at least one load-applying device configured to apply a downward load to a part of a peripheral portion of the dresser, and an operation controller configured to control operation of the load-applying device.

Abstract: The present invention has an object of providing a molded article of a composite structure obtained by bonding a polar thermoplastic resin, especially polyacetal, with another resin in a simple manner. According to the present invention, a molded article of a composite structure obtained by bonding a polar thermoplastic resin and a resin containing an aliphatic ester structure as a main component to each other in the state where at least a face at which both of the materials contact each other is in a melted state can be provided.

Abstract: According to one embodiment, a semiconductor device includes a stacked body of N (N is an integer of 2 or more) layers stacked on a semiconductor substrate and openings different in depth surrounded by the stacked body and separated from each other.

Abstract: According to one embodiment, a mask container includes a case that houses a pattern transfer mask, and a heater. The case supports the pattern transfer mask inside the case. The heater heats the case so that the pattern transfer mask in the case has a predetermined temperature.

Abstract: A cleaning tool 10 having at least one side opening 41 and a cleaning roll 50 at a cleaning head 30, wherein a dust guide surface 42 for leading dust from a surface to be cleaned to the side opening 41 is provided along a lower end of the side opening 41; the cleaning roll 50 is formed of an elastic roll having a surface covered with a thin film 53, and is rotatably arranged in a position to close the side opening 41 and to be in contact with the surface to be cleaned; and the cleaning roll 50 rotating according to movement of the cleaning head 30 takes the dust through the dust guide surface 42 into the side opening 41 while pushing the dust against the surface to be cleaned.

Abstract: An ultrasonic flaw detector including an ultrasonic probe for emitting an ultrasonic wave on an object to be inspected and receiving a reflected ultrasonic wave from the object, a drive element control unit for controlling a plurality of ultrasonic elements to emit an ultrasonic wave from the ultrasonic probe and to control a reflected ultrasonic wave from the object, and a calculation unit for obtaining, by using a refraction angle of the ultrasonic wave at a time of the ultrasonic wave entering the object, an incident position of the ultrasonic wave on a surface of the object, and a surface shape of a surface of the object at the incident position, the incident angle of the ultrasonic wave entering the incident position, and obtaining a plurality of ultrasonic elements to be driven, based on the incident position and the incident angle.

Abstract: According to one embodiment, a semiconductor device includes a stacked body of N (N is an integer of 2 or more) layers stacked on a semiconductor substrate and openings different in depth surrounded by the stacked body and separated from each other.

Abstract: An ultrasonic test equipment includes: a signal generating mechanism that generates a voltage waveform; an ultrasonic transmitting mechanism that excites ultrasonic vibrations having a lower frequency than a predetermined frequency to an object to be tested; an ultrasonic receiving mechanism that receives an ultrasonic response from the object to be tested; an AD converting mechanism that digitizes the received ultrasonic waveform; an analyzing mechanism that performs frequency analysis of the digital ultrasonic waveform digitized by the AD converting mechanism; an evaluating mechanism that extracts a variation of a nonlinear ultrasonic component from a frequency component of the digital ultrasonic wave obtained by the frequency analysis, compares the variation with defect data information in a defect information database, identifies a physical quantity of defect information of the object to be tested, and evaluates a defect in the object to be tested; and a control mechanism that partly or entirely controls

Abstract: A welding inspection method has steps of: generating transmission laser light for generating an ultrasonic wave and transmitting the transmission laser light to an object to be inspected during or after welding operation for irradiation; generating reception laser light for detecting an ultrasonic wave and transmitting the reception laser light to the object to be inspected for irradiation; collecting laser light scattered and reflected at surface of the object to be inspected; performing interference measurement of the laser light and obtaining an ultrasonic signal; and analyzing the ultrasonic signal obtained by the interference measurement. At least one of the transmission laser light generated in the transmission laser light irradiation step and the reception laser light generated in the reception laser light irradiation step is irradiated onto a welded metal part or a groove side surface.

Abstract: The present invention may provide an antibacterial and antiviral agent that may include an aqueous solution of a silicon-containing compound that has an antibacterial functional group, the aqueous solution having high stability over time and a strong deodorant effect.

Abstract: According to one embodiment, a resist film formed on a processing layer is exposed by irradiating exposure light with a first wavelength belonging to an EUV band and auxiliary light with a second wavelength different from the first wavelength, the auxiliary light being separately generated from the exposure light.

Abstract: The invention is a polyacetal resin composition containing a polyacetal resin (A) and a polyethylene resin (B), in which the blending proportion of the polyacetal resin (A) occupying in the total mass of the polyacetal resin (A) and the polyethylene resin (B) is 10 to 90 mass %, the melt flow rate of the polyacetal resin (A) measured at a condition of 190° C. and 2.16 kg load is 30 g/10 minutes or less, and the polyethylene resin (B) consists of a modified polyethylene resin and the modification rate is 0.01 mass % or more based on 100 mass % of the total mass of the polyethylene resin and the melt flow rate of the polyethylene resin (B) measured at a condition of 190° C. and 2.16 kg load is 2.5 g/10 minutes or less.

Abstract: The present invention has an object of providing a novel multilayer composite fiber using polyacetal mainly derived from methanol, which is a petroleum-independent raw material, and having a low environmental load, and also providing a nonwoven fabric obtained by thermally bonding such fibers. According to the present invention, a multilayer composite fiber comprising a resin containing polylactic acid as a main component and a resin containing polyacetal as a main component, in which the components both form continuous layers in an axial direction of the fiber, and also a nonwoven fabric obtained by thermally bonding such fibers, can be provided.

Abstract: A dressing apparatus capable of bringing an overall dressing surface of a dresser into uniform sliding contact with a polishing surface of a polishing pad and capable of uniformly dressing the overall polishing surface of the polishing pad is disclosed. The dressing apparatus includes a dresser configured to rub against a polishing surface to dress the polishing surface that is used for polishing a substrate, a dresser shaft that applies a load to the dresser, at least one load-applying device configured to apply a downward load to a part of a peripheral portion of the dresser, and an operation controller configured to control operation of the load-applying device.

Abstract: According to embodiments, an exposure method is provided. In the exposure method, a transmittance of a pellicle is adjusted every position of a mask pattern included in a reflection type mask. And when adjusting the transmittance of the pellicle, a film thickness of the pellicle is adjusted on the basis of a transmittance correction amount. Thereafter, exposure is conducted onto a substrate by using the reflection type mask with the pellicle stuck thereon.

Abstract: A cleaning tool 10 having at least one side opening 41 and a cleaning roll 50 at a cleaning head 30, wherein a dust guide surface 42 for leading dust from a surface to be cleaned to the side opening 41 is provided along a lower end of the side opening 41; the cleaning roll 50 is formed of an elastic roll having a surface covered with a thin film 53, and is rotatably arranged in a position to close the side opening 41 and to be in contact with the surface to be cleaned; and the cleaning roll 50 rotating according to movement of the cleaning head 30 takes the dust through the dust guide surface 42 into the side opening 41 while pushing the dust against the surface to be cleaned.

Abstract: An ultrasonic test equipment includes: a signal generating mechanism that generates a voltage waveform; an ultrasonic transmitting mechanism that excites ultrasonic vibrations having a lower frequency than a predetermined frequency to an object to be tested; an ultrasonic receiving mechanism that receives an ultrasonic response from the object to be tested; an AD converting mechanism that digitizes the received ultrasonic waveform; an analyzing mechanism that performs frequency analysis of the digital ultrasonic waveform digitized by the AD converting mechanism; an evaluating mechanism that extracts a variation of a nonlinear ultrasonic component from a frequency component of the digital ultrasonic wave obtained by the frequency analysis, compares the variation with defect data information in a defect information database, identifies a physical quantity of defect information of the object to be tested, and evaluates a defect in the object to be tested; and a control mechanism that partly or entirely controls

Abstract: A cleaning sheet (1A) includes: a substrate sheet (2); and a plurality of long-fiber bundles (3) provided thereon, each long-fiber bundle (3) being made by aggregating long fibers (31), the long-fiber bundles (3) being arranged side-by-side and joined to the substrate sheet (2). Each long-fiber bundle (3) is joined together by fiber-joining sections (32). Each long-fiber bundle (3) is joined to the substrate sheet (2) by sheet-joining sections (21). Each sheet-joining section (21) is provided so as to overlap one of the fiber-joining sections (32). Each long-fiber bundle (3) has been cut by linear cut sections (24), each linear cut section (24) being formed in a region between adjacent sheet-joining sections (21). Each long-fiber bundle (3) includes cut fibers (311) and uncut fibers (312).

Abstract: The invention provides a means capable of effectively inactivating and removing allergen or a precursor thereof. The invention relates to an allergen-reducing agent containing water and a water-soluble polymer compound having units having hydroxy or carboxy groups wherein at least a part of hydrogen atoms of the hydroxy or carboxy groups are substituted by specific groups containing a polyether group.

Abstract: Provided are a method of bonding resin materials for bonding a resin material (X) containing an oxymethylene-based polymer (A) and a resin material (Y), and a structure obtained by the bonding method. The method includes preparing as the resin material (Y) a low-melting-point oxymethylene-based polymer (B) having a melting point lower than that of the oxymethylene-based polymer (A) by 5 to 50° C., or preparing as the resin material (Y) the resin material (X) or another resin material, and providing the low-melting-point oxymethylene-based polymer (B) between the resin material (Y) and the resin material (X) and heating resin materials.