Abstract: A manufacturing method of a semiconductor element includes forming a plurality of islands, each including a semiconductor layer containing a nitride semiconductor and a support formed on the semiconductor layer, on a sapphire substrate, joining the support to a retention substrate via an adhesive member, peeling off the semiconductor layer from the sapphire substrate by irradiating the semiconductor layer with laser light, and polishing a surface of the semiconductor layers peeled off from the sapphire substrate.

Abstract: A manufacturing method of a semiconductor element includes forming a plurality of semiconductor layers on a sapphire substrate, each of the semiconductor layers having a first surface on the sapphire substrate side and a second surface on the opposite side, joining the second surfaces of the plurality of semiconductor layers to a retention member via an adhesive member, peeling off the plurality of semiconductor layers from the sapphire substrate by irradiating the first surfaces of the plurality of semiconductor layers with laser light, and polishing the first surfaces of the plurality of semiconductor layers. At least one semiconductor layer among the plurality of semiconductor layers includes a polishing indication part extending from the second surface toward the first surface. The polishing is executed until the polishing indication part is exposed to the polished surface.

Abstract: In a state where lift is generated in a front wing and a rear wing, a control device for an aircraft controls the pitch of each blade and the stopped state rotation angle of each VTOL rotor to control the force generated in each VTOL rotor in a state where rotation of the VTOL rotor is stopped, thereby applying a force to a fuselage.

Abstract: A sheet conveying device includes a conveyor, a sound collector, and circuitry. The conveyor conveys a sheet. The conveyor conveys a sheet in a sheet conveyance direction. The sound collector collects an operating sound generated by a conveyance of the sheet. The circuitry is to extract a feature amount of the operating sound collected by the sound collector, and determine, at different positions in the sheet conveyance direction based on the feature amount, whether an abnormal conveyance of the sheet occurs until the sheet is conveyed to a given position in the sheet conveyance direction.

Abstract: A sheet conveying device includes a conveyor, a sound collector, and circuitry. The conveyor conveys a sheet. The sound collector collects an operating sound when the sheet is conveyed. The circuitry is to extract a feature amount of the operating sound collected by the sound collector, select, among multiple sets of index data serving as index to determine whether an abnormal conveyance of the sheet is to be occurred, a set of index data corresponding to a conveyance condition of the sheet, and determine whether the abnormal conveyance of the sheet is to be occurred based on the feature amount and the set of index data selected from the multiple sets of index data.

Abstract: A sample analysis device includes an acquirer that acquires quantitative measurement information (measurement data) of a plurality of substances including a test substance present in a sample, an estimator that retrieves a reaction model stored in a storage device, models the test substance using the reaction model and provides the quantitative measurement information (measurement data) of the plurality of substances to the reaction model of the test substance to estimate a parameter of the reaction model, and a calculator that calculates quantitative estimation information of the test substance in any period of time or information in regard to a period of time until quantitative estimation information of the test substance reaches a predetermined threshold value, based on the parameter estimated by the estimator.

Abstract: A communication device, which structures a wireless mesh network of a tree structure, determines an initial path on the basis of a RANK value computed from a number of hops from a gateway of each communication device, from information of communication paths acquired from plural other communication devices, and determines a corrected path that is corrected from the initial path, on the basis of a consumed electric power estimated value of an own device that is communicated by the initial path.

Abstract: An electronic structure includes a substrate having a first surface; a functional unit including a functional section that has an electronic function and a protective member that protects the functional section and having a second surface formed on the first surface’s side; and a support layer provided at a position to contact the first surface and having a third surface in contact with the second surface of the functional unit, area of the third surface being smaller than area of the second surface, wherein one of part of the functional unit forming the second surface of the protective member and part of the support layer forming the third surface contains organic material as its principal component and the other contains inorganic material as its principal component.

Abstract: A semiconductor device includes: a first layer including a first optical semiconductor element; a second layer including a second optical semiconductor element having a lower conversion efficiency than the first optical semiconductor element; and a lens member. The first optical semiconductor element and the second optical semiconductor element are disposed between the lens member and a focal point of the lens member in an optical axis direction of the lens member, at least partially overlap as viewed in the optical axis direction, and are disposed so that the second optical semiconductor element is closer to the focal point than the first optical semiconductor element.

Abstract: A light emitting device includes: a first layer in which a first light emitting element is disposed; a second layer stacked on the first layer and including a second light emitting element that at least partially overlaps the first light emitting element as viewed in a light emitting direction perpendicular to a light emitting surface of the first light emitting element; and a control substrate on which the first layer is stacked and that controls light emission of the first light emitting element and the second light emitting element. The first layer includes a first surface facing the second layer in the light emitting direction, a second surface facing the control substrate in the light emitting direction, and a first opening formed from the first surface to the second surface. The second light emitting element and the control substrate are electrically connected together through the first opening.

Abstract: A vehicle body front structure (10) includes: a shutter mechanism (19), an under cover (20), and a cooling duct (21). The shutter mechanism includes an upper shutter (54) and a lower shutter (55). The under cover covers a power device, a cooling device, and a peripheral component from below. Air is sent from the lower shutter to the cooling duct, and the cooling duct includes: an intake port portion (75), a first discharge port portion (91), and a second discharge port portion (98). Air is sent from the lower shutter to the intake port portion. The first discharge port portion and the second discharge port portion are positioned at the back of a vehicle body of the power device, and send air toward the peripheral component.

Abstract: A sample analysis device includes an acquirer that acquires quantitative information of a test substance present in a sample, an estimator that reads a generalized reaction model obtained by generalization of a plurality of reaction models from a storage device and estimates a posterior distribution of a parameter of the generalized reaction model using Bayesian inference, and a calculator that calculates a confidence interval or a quantile of the quantitative information of a test substance in any period of time or calculates a confidence interval of a quantile in a period of time until the quantitative information of a test substance reaches a predetermined specification limit, based on the posterior distribution of a parameter estimated by the estimator.

Abstract: A semiconductor element unit includes a semiconductor element; and a first electrode having a flat first electrode mounting surface whose surface roughness is less than or equal to 10 [nm] and forming eutectic bonding with the semiconductor element in a part different from the first electrode mounting surface. A semiconductor element unit supply substrate includes one or more semiconductor element units. A semiconductor packaging circuit includes the semiconductor element unit.

Abstract: A composite integrated film includes a base member thin film having a base member first surface and a base member second surface facing each other, one or more penetration parts penetrating the base member first surface and the base member second surface of the base member thin film, one or more electrodes each including an electrical path part formed between the base member first surface and the base member second surface via the penetration part and an electrode surface in a planar shape formed on the base member second surface's side, and one or more elements provided on the base member first surface of the base member thin film and electrically connected to the electrodes, wherein the electrode surface and the base member second surface form a same flat surface.

Abstract: A vehicle body front structure (10) includes: a shutter mechanism (19), an under cover (20), and a cooling duct (21). The shutter mechanism includes an upper shutter (54) and a lower shutter (55). The under cover covers a power device, a cooling device, and a peripheral component from below. Air is sent from the lower shutter to the cooling duct, and the cooling duct includes: an intake port portion (75), a first discharge port portion (91), and a second discharge port portion (98). Air is sent from the lower shutter to the intake port portion. The first discharge port portion and the second discharge port portion are positioned at the back of a vehicle body of the power device, and send air toward the peripheral component.

Abstract: A light emitting device includes a pixel set unit that includes a plurality of pixels arranged in a grid; first common wiring that connects together first terminals of pixels aligned in a first direction among the plurality of pixels; and second common wiring that connects together second terminals of two pixels aligned in a second direction orthogonal to the first direction among the plurality of pixels.

Abstract: Provided is a light emitting device that includes a substrate including electrodes; a film member; light emitting elements arranged on the film member; and conductive members that electrically connect the light emitting elements and the electrodes to each other, wherein the film member has through holes formed at positions corresponding to the electrodes, and each of the conductive members includes a first conductive part extending from the light emitting element to the through hole and a second conductive part connecting the first conductive part and the electrode to each other via the through hole.

Abstract: A structure with a substrate, and a fine-unevenness-structure layer provided to at least one surface of the substrate, wherein the fine-unevenness-structure layer is disposed at a surface of the structure, the indentation elastic modulus of the structure is 1-1300 MPa, and the ratio (??) of the rate of change of the coefficient of kinetic friction of the surface of the structure is 0.15-1.05, wherein ??=??f/??s: ??s represents the rate of change of the coefficient of kinetic friction of the surface of the structure at an initial-abrasion stage of a reciprocating abrasion test; and ??f represents the rate of change of the coefficient of kinetic friction of the surface of the structure immediately prior to the end of the reciprocating abrasion test. This structure exhibits excellent scratch resistance without compromising on the optical performance thereof, such as the antireflection performance.