Abstract: An electrophotographic belt comprising: a substrate and an elastic layer on an outer peripheral surface of the substrate, the elastic layer comprising a cured rubber product including a cured silicone rubber product, an elastic modulus of the elastic layer at a temperature of 23° C. being 1.00 MPa or less, wherein when 1 g sample collected from the elastic layer is immersed in 50 ml of toluene at a temperature of 23° C. for 24 hours in accordance with Japanese Industrial Standard (JIS) K6258:2016, an extract of 3% by mass to 20% by mass with respect to the sample is extracted, and a burning time of the elastic layer in a burn test in accordance with UL94 VTM standard is 30 seconds or less.

Abstract: Provided is an optical lens formed by integrally molding a lens part that is an optically effective portion and has a light incidence/emission surface, and a lens edge part that is an optically ineffective portion and has a surface thereof except the light incidence/emission surface. The lens edge part includes a non-transparent region in part or all thereof, the lens part and the lens edge part include a thermoplastic resin, and the non-transparent region in the lens edge part contains a total of 0.1-5 mass % of one or more of a black dye and a black pigment.

Abstract: An image forming apparatus controls a generation circuit to modulate a DC component of a developing voltage based on a first correction component such that a density unevenness is reduced. The image forming apparatus further restricts the first correction component for modulating the DC component of the developing voltage such that fogging of toner that may occur on a non-exposure region which is not exposed by an exposure unit and adhesion to a photosensitive member of carrier included in a developer are reduced.

Abstract: A polymer (P) to generate an acid by light exposure and to change in solubility in a developer with an action of the acid, the polymer containing: a repeating unit represented by the following formula (A-1); a repeating unit represented by any one or more selected from the following formulae (B-1), (B-2), (B-3), and (B-4) to generate an acid by light exposure; and a repeating unit represented by the following formula (a-1) or (a-2) other than the repeating unit represented by the formula (A-1). This provides a polymer to be contained in a resist composition that is excellent in etching resistance and that makes it possible to form a pattern with high sensitivity, high resolution, high contrast, and small LWR and CDU when using, in particular, an electron beam or an extreme ultraviolet ray (EUV) having a wavelength of 13.5 nm; a resist composition containing the polymer; and a patterning process using the resist composition.

Abstract: In an electrochemical device of an embodiment, a cell stack has a spacer disposed to be arranged next to an insulating sealing member in a direction orthogonal to a stack direction. A plurality of the spacers are arranged in the stack direction between a pair of end plates, and the spacer is interposed between a pair of separators adjacently arranged in the stack direction. The spacer is formed of a material whose thickness reduction ratio when an operation of the electrochemical device is executed is smaller than that of the insulating sealing member. Before the execution of the operation of the electrochemical device, the thickness of the spacer is thinner than the thickness of the insulating sealing member. Further, the thickness of the spacer keeps a state of being equal to or less than the thickness of the insulating sealing member when the operation of the electrochemical device is executed.

Abstract: A plated steel sheet for hot stamping according to one aspect of the present invention includes a steel sheet, a plating layer formed on either surface or both surfaces of the steel sheet and having an Al content of 60 mass % or more, and a surface film layer formed on the plating layer. A thickness t of the plating layer is 10 to 60 ?m. An average crystal grain diameter of the plating layer in a thickness range from an interface between the plating layer and the surface film layer to a position at ? of the thickness t is 2t/3 or less and 15.0 ?m or less. A surface film layer contains particles containing one or more elements selected from A group elements consisting of Sc, V, Mn, Fe, Co, Ce, Nb, Mo, and W. A total content of the A group elements is 0.01 to 10.0 g/m2. An average grain diameter of the particles containing the A group elements is 0.05 to 3.0 ?m.

Abstract: An image forming apparatus includes an image forming unit includes a photosensitive member; a charging unit configured to uniformly charge the photosensitive member; an exposure unit configured to form an electrostatic latent image on the photosensitive member by scanning the charged photosensitive member with laser light; and a developing device configured to develop the electrostatic latent image to form an image on the photosensitive member, a reading unit configured to read a test image, which is formed by the image forming unit, for detecting image density of the image, and a controller configured to: control the image forming unit to form the test image; detect periodic fluctuation of the image density based on a detection result of the test image which is acquired by controlling the reading unit to read the test image; and correct an image forming condition to suppress the detected fluctuation.

Abstract: A musical score creation device includes at least one processor configured to execute a receiving unit configured to receive a note sequence that includes a plurality of musical notes, and an estimation unit configured to, by using a trained model, estimate each note and attribute information for creating a musical score. The trained model is a machine-learning model that has learned an input-output relationship between a reference note sequence including a plurality of reference notes, and each reference note and reference attribute information for creating a reference musical score.

Abstract: An information processing apparatus (10) includes a first acquisition unit (111), a second acquisition unit (111), and an estimation unit (112). The first acquisition unit (111) acquires first sensing information obtained by capturing an image of a subject using a first sensor (20A) including a single-plate image sensor. The second acquisition unit (111) acquires second sensing information obtained by sensing a direction different from a direction of the first sensor (20A) using second sensor (20B). The estimation unit (112) estimates the spectral reflectance of the subject based on the first sensing information and the second sensing information.

Abstract: Detection of a spectral distribution of a light source is simplified. An image processing device according to the present disclosure includes a specific region detection unit, a chromaticity information detection unit, and a light source spectral information generation unit. The specific region detection unit detects a specific region that is a region of an image of a specific object from an image of a subject to which light from a light source is emitted. The chromaticity information detection unit detects light source color information on the basis of a plurality of image signals of the detected specific region. The light source spectral information generation unit generates light source spectral information, which is information of a spectrum of the light source, on the basis of the detected light source color information.

Abstract: A rotary connector apparatus includes a stator, a rotator, and an adjustment structure. The stator is configured to be attached to a vehicle body. The rotator is provided rotatably about a rotation axis with respect to the stator. The stator and the rotator define a cable housing space provided to surround the rotation axis. The adjustment structure is configured to allow the rotation axis to move with respect to the vehicle body in a state where the stator is attached to the vehicle body. The adjustment structure includes a coupling structure configured to couple the stator to the vehicle body. The coupling structure supports the stator movably with respect to the vehicle body to change an angle of the rotation axis with respect to the vehicle body in a state where the coupling structure couples the stator to the vehicle body.

Abstract: A computer-readable recording medium stores therein a program causing a computer to execute a process including: obtaining information related to a learning target and learning subjects from a user; calculating, based on the obtained learning target and learning subjects, a learning volume including a first learning time to complete learning the subjects within a total period and generating, based on the learning volume, a long-term learning plan including the first learning time for courses in each of the subjects; generating, for each course, a short-term plan in which, based on the generated long-term plan, a second learning time predicted for each course, for a period shorter than that of the long-term plan is calculated; presenting, to the user, the courses to learn daily; and calculating, in each predetermined period, a difference of the second learning time and an actual learning time, calculating, according to a learning status of the user, a third learning time necessary to complete the learning with

Abstract: A hot-stamped product with improved delayed-fracture resistance is provided. The hot-stamped product 1 includes: a steel substrate 10; and an Al film 20 formed on the steel substrate 10, the Al film 20 including: an interface layer 21 located at the interface with the steel substrate 10 and with part of the ?Fe substituted by Al and Si; an intermediate layer 22 formed on the interface layer 21; and an oxide layer formed on the intermediate layer, the intermediate layer 22 including an Fe—Al—Si phase 22a with part of the ?Fe substituted by Al and Si, the Fe—Al—Si phase 22a including one or more elements selected from the group consisting of Zr, Ce, Y, Ta, Ni, Cu, Nb, Cr, Co, V and Ti, the oxide layer 23 including one or more elements selected from the group consisting of Be, Mg, Ca, Sr, Ba, Sc and Zn.

Abstract: The present invention relates to a fluororesin film, and particularly to a film having a low coefficient of thermal expansion. The fluororesin film of the present invention is a fluororesin film having polytetrafluoroethylene-derived endothermic peaks in the temperature ranges of 339° C. to 355° C. and 370° C. to 390° C. in a crystal melting curve measured by differential scanning calorimetry (DSC) during heating at a heating rate of 10° C./min, wherein the crystal melting curve has no polytetrafluoroethylene-derived endothermic peak at a temperature lower than 339° C., and the film has film thickness and haze values that are within a quadrilateral region surrounded by straight lines connecting point A (0.01, 10.0), point B (0.25, 50.0), point C (0.25, 99.5), and point D (0.01, 50.0) in x-y orthogonal coordinates wherein the x-axis represents the film thickness and the y-axis represents the haze value measured in accordance with ISO14782.

Abstract: [Problem] To provide a higher performance and higher quality curved diaphragm speaker system that has sufficient performance for hard-of-hearing people and also for hearing people. [Solution] A speaker unit 10 according to the present invention at least includes: a first diaphragm 1 in a cone shape; a blade piece 5 in a plate shape to which a second diaphragm in a sheet shape forming a rounded surface portion that is curved from one end side to the other end side; and a driver unit 3 that drives those cone shaped diaphragm and blade piece together. The blade piece is connected via a center cap attached to a tip end of a voice coil of the driver unit so as to protrude from a small diameter 1a side to a large diameter 1b side of the first diaphragm. In the first diaphragm, the small diameter side is connected to the driver unit, and also the large diameter side is attached to a cone support frame 9.

Abstract: An imaging element comprising: an imaging unit that has: a plurality of groups each including at least one pixel; and a plurality of signal readout units that are each provided to each of the groups and read out a signal from the pixel; and a control unit that controls the signal readout unit in at least one group among the plurality of groups is provided. Each of the plurality of groups may include a plurality of the pixels. The control unit may select at least one group among the plurality of groups and control the signal readout unit by using a control parameter that is different from a control parameter that is used for another group among the plurality of groups.

Abstract: A hedge trimmer may include a body housing; a blade extending forward from a front portion of the body housing; a prime mover housed in the body housing and configured to drive the blade; a front handle disposed forward of the body housing and including a grip support and a front grip, wherein the blade is attached to the grip support and the front grip is connected to the grip support; and a rear handle connected to a rear portion of the body housing and including a rear grip. A first vibration isolator may be disposed between the grip support and the blade.

Abstract: A delivery box stores a delivery item and can be moved to a delivery destination. A management server manages delivery of the delivery item using the delivery box. The delivery box includes a power supply, a temperature adjustment unit adjusting temperature of the delivery item with a power supplied from the power supply, and a transmission/reception unit transmitting/receiving information to/from the management server via a communication network. The management server includes a delivery possibility determination unit executing delivery possibility determination of determining whether temperature of the delivery item can be maintained at a predetermined temperature by the temperature adjustment unit until the delivery item is delivered to the delivery destination. The delivery possibility determination unit executes the delivery possibility determination based on at least the power supply information relating to power supplied from the power supply acquired from the delivery box.

Abstract: There is provided with an information processing apparatus. From an image capturing apparatus which can move, a captured image of an object is obtained. The position of the image capturing apparatus is derived using the captured image and a three-dimensional map. The three-dimensional map is corrected using information indicating a reliability of: information indicating the three-dimensional position of the feature included in a predefined area in the three-dimensional map held by the holding unit; and information indicating a three-dimensional position of another feature of the object, the information obtained based on the captured image from an expanded area of the predefined area in the three-dimensional map held by the holding unit.