Abstract: An air conditioner includes a heat exchanger including a first sheet that separates a first heat-exchange channel and a second heat-exchange channel, and a container configured to store water to be supplied to the first heat-exchange channel. The first sheet has a first surface defining the first heat-exchange channel. The first surface includes a reference surface, a first protrusion, and a second protrusion adjacent to the first protrusion The first protrusion and the second protrusion protrude relative to the reference surface in a thickness direction of the first sheet. The reference surface has a groove portion and a non-groove portion. The groove portion is defined between the first protrusion and the second protrusion. The groove portion is contiguous with the non-groove portion.

Abstract: A method for manufacturing a light-emitting module includes: providing a light-emitting element including a semiconductor layered body, a first electrode part, second electrode parts, and an insulating part disposed in areas between the first electrode part and the second electrode parts and at least one of areas between adjacent second electrode parts on the first surface, the insulating part protruding further away from the first surface than the first electrode part and the second electrode parts; providing an intermediate structure including a wiring substrate, a first conductive part, second conductive parts, and a holding part disposed in areas between the first conductive part and the second conductive parts and at least one of areas between adjacent second conductive parts on the second surface; disposing the light-emitting element on the intermediate structure; and forming the first bonding part and the second bonding part.

Abstract: A switching power supply device includes a first switch with a first terminal connectable to an application terminal for the input voltage and a second terminal connectable to the first terminal of an inductor; a second switch with a first terminal connectable to the first terminal of the inductor and a second terminal connectable to an application terminal for a voltage lower than the input voltage; a third switch being a GaN semiconductor element and connectable in parallel with the inductor; a detector detecting occurrence or a sign or occurrence of an overshoot in the output voltage; and a controller. The controller produces, after occurrence or a sign of occurrence of an overshoot in the output voltage is detected by the detector until settlement of the overshoot in the output voltage, a control state in which to keep the first and second switches off and the third switch on.

Abstract: A light emitting module including a module substrate and a plurality of element structure bodies disposed on the module substrate. Each element structure body of the plurality of element structure bodies includes a submount substrate, a light emitting element disposed on the submount substrate, a light transmitting member disposed on the light emitting element, and a first cover member covering a lateral face of the light emitting element on the submount substrate. The light emitting module further includes a second cover member covering lateral faces of adjacent element structure bodies of the plurality of element structure bodies. A distance between submount substrates of the adjacent element structure bodies ranges from 0.05 mm to 0.2 mm.

Abstract: A light emitting element includes: a semiconductor structure; first and second electrodes formed above the semiconductor structure. In a plan view: the first electrode comprises a first pad electrode, a first extending portion extending from the first pad electrode, and two second extending portions extending from the first pad electrode, and the second electrode comprises a second pad electrode, and two third extending portions extending from the second pad electrode.

Abstract: A light emitting device and a light emitting module both having narrow spacing between emission faces, as well as a method of manufacturing light emitting device and a method of manufacturing light emitting module are provided. A light emitting device 100 includes element structure bodies 15, at least one of the element structure bodies including a submount substrate 10, a light emitting element 20 disposed on the submount substrate 10, a light transmitting member 30 disposed on the light emitting element 20, and a first cover member 50 covering the lateral faces of the light emitting element 20 on the submount substrate 10, and a second cover member 60 supporting the element structure bodies 15 by covering the lateral faces of the element structure bodies 15.

Abstract: A light-emitting module includes: a wiring substrate including: a base member having an upper surface, and a metal layer disposed on the upper surface of the base member; a light-emitting element having a light-emitting surface, an electrode surface located opposite to the light-emitting surface, and a lateral surface located between the light-emitting surface and the electrode surface, in which the light-emitting element comprises an electrode disposed on the electrode surface, and the electrode is disposed above the wiring substrate such that the electrode faces the metal layer; a bonding member that bonds the metal layer and the electrode; and a plating layer that covers a surface of the bonding member. The bonding member includes: a base portion located between the metal layer and the electrode, and an extending portion extending upward from the base portion and separated from and facing the lateral surface.

Abstract: A light emitting element includes: a semiconductor structure; first and second electrodes formed above the semiconductor structure. In a plan view: the first electrode consists of a first pad electrode configured to be bonded with a first conductive wire and electrically connected to a first external electrode or a first external terminal, a first extending portion extending from the first pad electrode, and two second extending portions extending from the first pad electrode, the second electrode consists of a second pad electrode configured to be bonded with a second conductive wire and electrically connected to a second external electrode or a second external terminal, and two third extending portions extending from the second pad electrode.

Abstract: A lithium iron complex oxide is represented by Li5FeO4, two peaks with different quadrupole splitting values (QS) analyzed using 57Fe Mössbauer spectroscopy are shown, one of the two peaks, a peak A, satisfies QS>0, and the other one of the two peaks, a peak B, satisfies QS=0.

Abstract: A light-emitting device includes: a substrate including a base material and a Cu wiring line disposed on an upper surface side of the base material; an insulating layer disposed on the substrate and having an opening on at least a part of an upper surface of the Cu wiring line; a Ti layer covering at least the upper surface of the Cu wiring line; a TiN layer disposed on the Ti layer; a TiW layer disposed on the TiN layer; a metal layer disposed on the TiW layer and containing at least one of Au, Pt, Ru, Pd, or Rh; a conductive member disposed on the metal layer and containing Au; and a light-emitting element including an electrode disposed on the conductive member.

Abstract: A method for manufacturing a light-emitting module includes: providing a wiring substrate including: a base member having an upper surface, and a metal layer disposed on the upper surface of the base member; forming a resist layer on the wiring substrate such that the metal layer is exposed from the resist layer; disposing an intermediate body on the resist layer, the intermediate body comprising a light-emitting element and a covering layer; forming a bonding member; removing the resist layer and the covering layer; and forming a plating layer on a surface of the bonding member by plating, such that a portion of the plating layer is located between an electrode surface of the light-emitting element and the bonding member.

Abstract: A display control method used for a control system that controls a behavior of a host-vehicle to perform an automatic lane change includes, when the control system proposes to a driver to perform the automatic lane change, displaying a second character string that includes at least a first character string that proposes the automatic lane change to the driver on a meter display provided to a meter unit that displays a meter of the host-vehicle. The first character string indicates contents for urging an operation of the automatic lane change, and the second character string includes the first character string and a third character string indicating a reason why the first character string is notified.

Abstract: An ultrasonic probe includes at least one piezoelectric element configured to transmit and receive ultrasonic waves. The at least one piezoelectric element includes a piezoelectric material formed by a sol-gel process, and at least one electrode being in contact with the piezoelectric material and containing a conductive elastomer.

Abstract: Provided is an intrinsically safe explosion-proof level meter that can be simplified in design. An intrinsically safe explosion-proof level meter includes a level meter main body and a power supply path to measure a level of an object stored in a container. The level meter main body includes a transmission circuit, a reception circuit, a level determination unit, an operation switch, and a display. The transmission circuit transmits the measurement signal. The level determination unit determines the level based on the measurement signal received by the reception circuit and the information on the container. The display displays the determined level. The power supply path has an intrinsically safe explosion-proof barrier that prevents the level meter main body from becoming an ignition source, and a pressure-resistant explosion-proof box that accommodates the intrinsically safe explosion-proof barrier.

Abstract: A heat exchanger includes: a plurality of heat transfer tubes, each of which extends in a first direction, arranged in a second direction orthogonal to the first direction; an upper header provided on an upper end of each of the plurality of heat transfer tubes and extending in the second direction; and a water guide covering a part of the upper header within a region of an angle formed by the first direction and a third direction orthogonal to the first direction and the second direction as viewed from a center of the upper header in the second direction, and guiding condensate generated on a surface of the upper header toward a position between the plurality of heat transfer tubes.

Abstract: A control circuit controls a switching power supply that includes a switching transistor. A first switching detection pin is connected to a first node in the switching power supply, and a second switching detection pin is connected to a second node N in the switching power supply. A time-to-digital converter generates a digital value that represents time difference between a notable edge of a first switching voltage that appears at the first switching detection pin and a notable edge of a second switching voltage that appears at the second switching detection pin. A DSP generates a control pulse that instructs on/off of the switching transistor, with reference to at least the digital value.

Abstract: A control device includes a controller configured to perform a notification whether automatic driving of a vehicle is able to be started, in a different mode according to at least either of a first state where the automatic driving is able to be permitted, a second state where the automatic driving is unable to be permitted due to an equipment abnormality, or a third state where the automatic driving is unable to be permitted for a temporary reason without an equipment abnormality.

Abstract: A light emitting element includes: a semiconductor structure; first and second electrodes formed above the semiconductor structure. In a plan view: the first electrode consists of a first pad electrode configured to be bonded with a first conductive wire and electrically connected to a first external electrode or a first external terminal, a first extending portion extending from the first pad electrode, and two second extending portions extending from the first pad electrode, the second electrode consists of a second pad electrode configured to be bonded with a second conductive wire and electrically connected to a second external electrode or a second external terminal, and two third extending portions extending from the second pad electrode.

Abstract: Provided is a level meter with which a user can easily visually grasp a state of a level of an object to be measured. The level meter includes a sensor unit, a housing, and a display unit. The sensor unit is disposed on one end side along the measurement axis and measures a level along the measurement axis. The housing is disposed on the other end side different from the one end side of the measurement axis. The display unit is provided in the housing, and displays the level measured by the sensor unit with respect to the color graph together with the color graph having a plurality of level ranges color-coded with different colors.

Abstract: A display control method used for a control system that controls a behavior of a host-vehicle to perform an automatic lane change includes, when the control system proposes to a driver to perform the automatic lane change, displaying a second character string that includes a first character string and a third character string on a meter display provided to a meter unit that displays a meter of the host-vehicle, when contents of the automatic lane change proposed to the driver by the control system include a first lane change and a second lane change following the first lane change, displaying the second character string, which includes the first character string and the third character string, in the first lane change, and displaying the second character string, which includes the first character string, but does not include the third character string, in the second lane change.