Abstract: To provide an antireflection member which not only has a low reflectance, but also is enhanced in scratch resistance, and an image display device comprising the antireflection member. An antireflection member 100 comprising a low refractive index layer 130 on a transparent substrate 110, in which the low refractive index layer 130 includes a binder resin and silica particles 132 and 134, a ratio of Si element attributed to the silica particles, obtained by analysis of a surface region of the low refractive index layer 130 by X-ray photoelectron spectroscopy, is 10.0 atomic percent or more and 18.0 atomic percent or less and a ratio of C element under the assumption that the ratio of Si element is defined to be 100 atomic percent is 180 atomic percent or more and 500 atomic percent or less.

Abstract: A coil component includes a first core, a second core, and a base unit in which a housing recess is formed. The second core includes a flat plate section and a leg. The leg extends from one end portion of the flat plate section toward the bottom surface of the housing recess in the axial direction of a coil. The housing recess includes a first space and a second space. A winding core section of the first core is housed in the first space. The second space is a space different from the first space. The leg is housed in the second space. The base unit includes a leg restricting section. The leg restricting section is disposed on the inward side of the leg in the axial direction.

Abstract: According to the embodiment, a controller of a magnetic disk apparatus acquires a first amplitude and a first phase of a first read waveform and a second amplitude and a second phase of a second read waveform by demodulating the first/second read waveforms. The first read waveform is a read waveform of a first burst pattern. The second read waveform is a read waveform of a second burst pattern. The controller acquires weights on the basis of the first amplitude, the second amplitude, the first phase, and the second phase. The controller corrects an initial phase of each of the first read waveform and the second read waveform by calculating a weighted average using the weights, the first phase, and the second phase. The controller executes positioning of the magnetic head on the basis of the corrected first read waveform and second read waveform.

Abstract: According to the embodiment, a controller of a magnetic disk apparatus acquires a first amplitude and a first phase of a first read waveform and a second amplitude and a second phase of a second read waveform by demodulating the first/second read waveforms. The first read waveform is a read waveform of a first burst pattern. The second read waveform is a read waveform of a second burst pattern. The controller acquires weights on the basis of the first amplitude, the second amplitude, the first phase, and the second phase. The controller corrects an initial phase of each of the first read waveform and the second read waveform by calculating a weighted average using the weights, the first phase, and the second phase. The controller executes positioning of the magnetic head on the basis of the corrected first read waveform and second read waveform.

Abstract: A sheet separation device separates a non-bonding portion of a two-ply sheet in which two sheets are overlapped and bonded together at a bonding portion of the two-ply sheet. The sheet separation device includes a winding roller, a conveyance roller pair, and a separation claw. The winding roller rotates and winds the two-ply sheet. The conveyance roller pair conveys the two-ply sheet toward the winding roller. The separation claw is inserted into a gap between the two sheets at a position between the winding roller and the conveyance roller pair. The separation claw is disposed in a space that is bounded by an imaginary plane and includes the winding roller. The imaginary plane passes through a nip of the conveyance roller pair and a winding start position at which the two-ply sheet starts to be wound around the winding roller.

Abstract: A bone conduction hearing-aid unit embedded under a scalp. The bone conduction hearing-aid unit includes a vibration generator configured to generate vibration, and an anchor. A magnetic field frequency is applied to the vibration generator from the outside of the scalp to generate vibration. The vibration is transmitted to a skull via the anchor.

Abstract: Provided is a biodegradable resin aqueous dispersion that has a favorable dispersibility and is able to inhibit separation even when the dispersion is stored for a long period of time, as well as a method of using the same. The biodegradable resin aqueous dispersion of the present invention is an aqueous dispersion in which a biodegradable resin is dispersed in an aqueous solvent, and contains a polylactide resin as being the biodegradable resin, a polyvinyl alcohol that has an average molecular weight of 20,000 or more as based on viscosity-average degree of polymerization and has a degree of saponification of no more than 98%, and a polyvalent carboxylic acid ester, wherein a mass ratio of the polyvalent carboxylic acid ester to the polyvinyl alcohol is no more than 6.

Abstract: A bone conduction hearing-aid system includes an intracorporeal unit that is embedded under a scalp and that includes an intracorporeal vibration generator configured to generate vibration by receiving a magnetic field frequency, and an extracorporeal unit that is disposed extracorporeally, that is configured to generate the magnetic field frequency and to apply the magnetic field frequency to the intracorporeal unit, and that is configured to generate vibration by an extracorporeal vibration generator. The vibration generated by the intracorporeal unit and the vibration generated by the extracorporeal unit vibrate a skull.

Abstract: A bone conduction hearing-aid unit that is entirely embedded under a scalp. The bone conduction hearing-aid unit includes a vibration generating device configured to generate vibration, and an anchor fixed to a skull and configured to transmit the vibration to the skull. The vibration generating device is detachably fixed to the anchor.

Abstract: There is provided a light diffusion film in which a decrease in the half-value angle can be suppressed even after processing with a high elongation rate. A light diffusion film including a base material film and a light diffusing layer, the light diffusing layer containing light diffusing particles and a resin binder, wherein a ratio (T/t) of an average film thickness T of the light diffusing layer, to an average particle diameter t of the light diffusing particles, is 3.0 or more.

Abstract: An oil lubrication-type compressor for a cryocooler includes an air-cooled heat exchanger that includes a cooling fan and a first oil line disposed to be forcibly cooled by the cooling fan and a second oil line that bypasses the first oil line.

Abstract: According to one embodiment, a controller of a magnetic disk device calculates a first power amount that is an amount of power required for an unload operation of a magnetic head based on a state of a VCM while the VCM is operating. The controller calculates a first set value based on the first power amount. When an amount of second data that is first data stored in a volatile memory and not yet written to a magnetic disk exceeds the first set value, the controller executes a first write operation of writing a part or all of the second data to the magnetic disk. When supply of power from outside is interrupted, the controller executes the unload operation and saving of the second data to a nonvolatile memory by using power generated by a back electromotive force of the second motor.

Abstract: Provided is a method for manufacturing a transfer sheet which can impart a sufficient function to an adherend. The method for manufacturing a transfer sheet includes performing the following steps (1) and (2) in order: (1) applying a coating liquid for forming a transfer layer onto a release substrate 1 to form a transfer layer comprising at least one functional layer; and (2) laminating a release substrate 2 onto the transfer layer to obtain a transfer sheet A comprising the release substrate 1, the transfer layer and the release substrate 2 in the presented order and having a peel strength 2 between the release substrate 2 and the transfer layer larger than a peel strength 1 between the release substrate 1 and the transfer layer.

Abstract: A connector is configured to be mounted on a circuit board and to be connected to a mate connector along an axis perpendicular to the circuit board. The connector includes: a conductive inner surrounding wall surrounding the axis; a conductive outer surrounding wall surrounding the axis and the inner surrounding wall; a plurality of conductive inner contacts disposed in the inner surrounding wall, configured to be electrically connected to the circuit board, and configured to be respectively in contact with a plurality of mate inner contacts of the mate connector; and one or more conductive outer contacts disposed between the inner surrounding wall and the outer surrounding wall, configured to be electrically connected to the circuit board, and configured to be respectively in contact with one or more mate outer contacts of the mate connector.

Abstract: The present invention provides, for example, a molded diffusion laminated film which is excellent in shieldability and designability and which is according to a new design concept. A molded diffusion laminated film 100 of one embodiment of the present invention includes a laminated product including at least a substrate film 11, a molded diffusion layer 21 provided on one surface 11a of the substrate film 11, and a colored layer 31 provided on other surface 11b of the substrate film 11, in which the molded diffusion layer 21 includes at least a first resin binder 22 and a light diffusing particle 23 dispersed in the first resin binder 22, and has a void V in the layer, and the ratio (T/t) of the average thickness T of the molded diffusion layer 21 to the average particle size t of the light diffusing particle 23 is 3.0 or more, and the colored layer 31 includes at least a second resin binder and a colorant dispersed in the second resin binder.

Abstract: An antenna module that includes a bent portion and a first flat portion. The first flat portion has a connection surface connected to the bent portion, a back surface intersecting the connection surface, a power feed pad connected to a flexible cable, a first ground electrode, and a radiating element. The first ground electrode is connected to a second ground electrode of the bent portion on the connection surface and is connected to the power feed pad.

Abstract: A connector device comprising a first connector and a second connector. The first connector comprises: a plurality of conductive first contacts; an insulating first contact holding portion holding the plurality of first contacts; a conductive partition wall partitioning the first contact holding portion into a first grouping area that holds two or more first contacts and a first individual area that holds one first contact; and a conductive first surrounding wall disposed around an outer periphery of the first individual area so that the first surrounding wall and the partition wall at least partially surround the first individual area. The second connector comprises: a plurality of conductive second contacts; and a conductive second surrounding wall. When the first connector and the second connector are fitted to each other, the second surrounding wall is disposed inside or outside the first surrounding wall around the outer periphery of the first individual area.

Abstract: In a stack type photoelectric conversion apparatus in which a first substrate and a second substrate are bonded with junction electrodes disposed on the respective substrates, a first silicon nitride film disposed on the first substrate and a second silicon nitride film disposed on the second substrate differ in compression stress.

Abstract: An epoxy material that provides a cured product having a reduced modulus of elasticity and thereby maintaining reliability even under conditions of wide environmental variation. The epoxy resin composition provided includes (A) an epoxy compound A of formula (1) below, (B) phenyl glycidyl ether substituted with a C6-20 hydrocarbon group, and (C) a curing agent. In formula (1), R1 and R2 each independently represent C2-4 alkylene; R3 represents methylene or —C(CH3)2—; and a and b each independently represent a number of 1 to 10.

Abstract: An antenna module includes a dielectric substrate and a radiating element disposed on the dielectric substrate. The dielectric substrate includes first and second flat portions with different normal directions, and a bending portion that connects the first flat portion and the second flat portion. The bending portion has a bending region having a curvature. The first and second flat portions have a straight region having no curvature. The radiating element is disposed in the first flat portion. In a Raman spectrum obtained by Raman scattering spectroscopic analysis of a cross section of the dielectric substrate, a wave number difference indicating a difference between a wave number which is a mode value in the straight region and a wave number which is a mode value in the bending region is 0.1 cm?1 or more.