Abstract: A quantum-dot-containing composition contains: either quantum dots each having a surface provided with only one equivalent crystal plane, or quantum dots each having a surface provided with two or more different equivalent crystal planes; and one selected from (A), (B), and (C) below: (A) two or more compounds; (B) one or more compounds, and single atoms formed of one or more halogens or chalcogens; and (C) single atoms formed of two or more halogens or chalcogens.

Abstract: A light emitting device includes n columnar parts, and an electrode configured to inject an electrical current into the n columnar parts, wherein each of the n columnar parts includes a first semiconductor layer, a second semiconductor layer different in conductivity type from the first semiconductor layer, and a light emitting layer disposed between the first semiconductor layer and the second semiconductor layer, when viewed from a stacking direction of the first semiconductor layer and the light emitting layer, p first columnar parts out of the n columnar parts fail to overlap an outer edge of the electrode, q second columnar parts out of the n columnar parts overlap the outer edge of the electrode, a number of the second columnar parts centers of which overlap the electrode out of the q second columnar parts is larger than a number of the second columnar parts centers of which fail to overlap the electrode, and n=p+q is fulfilled.

Abstract: A display device includes: a driving circuit provided at a first substrate and configured to drive a first light-emitting element and a second light-emitting element; a first insulation section having elasticity and provided between the first substrate and the first light-emitting element; a second insulation section having elasticity and provided between the first substrate and the second light-emitting element; a first conductive layer provided between the first insulation section and the first light-emitting element, the first conductive layer being configured to be electrically coupled to the driving circuit and be pressed against the first light-emitting element; a second conductive layer provided between the second insulation section and the second light-emitting element, the second conductive layer being configured to be electrically coupled to the driving circuit and be pressed against the second light-emitting element; and a coupling portion configured to couple the first substrate and a second subst

Abstract: Provided is a light-emitting device. A lamination body includes a first semiconductor layer, a second semiconductor layer, a light-emitting layer, and a third semiconductor layer being provided at the second semiconductor layer on a side opposite to the light-emitting layer. Electrical resistivity of the second semiconductor layer is higher than electrical resistivity of the third semiconductor layer. A first electrode is electrically coupled to the first semiconductor layer. A second electrode is electrically coupled to the third semiconductor layer. The lamination body includes a first portion and a second portion being in contact with the first portion. In the first portion, the first semiconductor layer, the light-emitting layer, the second semiconductor layer, and the third semiconductor layer overlap with each other.

Abstract: A light-emitting device includes a light-emitting unit, an insulating layer, and a conductive layer to which a predetermined potential is applied. The light-emitting unit includes a first semiconductor layer, a second semiconductor layer having a conductivity type different from a conductivity type of the first semiconductor layer, and a light-emitting layer provided between the first semiconductor layer and the second semiconductor layer. The insulating layer covers the light-emitting unit. The conductive layer is provided in the insulating layer and electrically separated from the light-emitting unit.

Abstract: A light-emitting device including a substrate, a plurality of column portions each including a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type different from the first conductivity type, and a light-emitting layer provided between the first semiconductor layer and the second semiconductor layer, an electrode including a first electrode layer electrically coupled to the second semiconductor layer of each of the plurality of column portions, and a second electrode layer provided on an opposite side of the first electrode layer from the substrate and having an electrical resistivity lower than an electrical resistivity of the first electrode layer, wherein the first electrode layer includes a first portion in contact with the second electrode layer on the opposite side from the substrate, and a second portion not in contact with the second electrode layer on the opposite side from the substrate and having a greater thickness than the first portio

Abstract: A light-emitting device includes a substrate, a laminated structure provided at the substrate, and a conductive layer provided at the laminated structure and configured to apply an electric current to the laminated structure. The laminated structure is provided between the substrate and the conductive layer, and includes a first semiconductor layer of a first conductive type, a second semiconductor layer of a second conductive type different from the first conductive type, and a light-emitting layer provided between the first semiconductor layer and the second semiconductor layer. The conductive layer includes a plurality of wire portions extending in a direction orthogonal to a lamination direction of the laminated structure, and is configured to polarize light generated at the light-emitting layer, and an electric current is applied to the light-emitting layer via the plurality of wire portions.

Abstract: A light emitting device includes a substrate, a transistor, a light emitting element, and an interconnection configured to electrically couple the transistor and the light emitting element to each other, wherein the transistor includes a first impurity region provided to the substrate, a second impurity region which is provided to the substrate, and is same in conductivity type as the first impurity region, and a gate, the light emitting element has a stacked body having a plurality of columnar parts, each of the columnar parts includes a first semiconductor layer, a second semiconductor layer, and a light emitting layer, the first semiconductor layer is disposed between the substrate and the light emitting layer, the interconnection is a third impurity region provided to the substrate, the stacked body is provided to the third impurity region, the third impurity region is same in conductivity type as the first semiconductor layer, the third impurity region is electrically coupled to the first semiconductor l

Abstract: A light emitting device includes n columnar parts, and an electrode configured to inject an electrical current into the n columnar parts, wherein each of the n columnar parts includes a first semiconductor layer, a second semiconductor layer different in conductivity type from the first semiconductor layer, and a light emitting layer disposed between the first semiconductor layer and the second semiconductor layer, when viewed from a stacking direction of the first semiconductor layer and the light emitting layer, p first columnar parts out of the n columnar parts fail to overlap an outer edge of the electrode, q second columnar parts out of the n columnar parts overlap the outer edge of the electrode, a number of the second columnar parts centers of which overlap the electrode out of the q second columnar parts is larger than a number of the second columnar parts centers of which fail to overlap the electrode, and n=p+q is fulfilled.

Abstract: A light emitter includes a substrate, a first semiconductor layer having a first conductivity type, a second semiconductor layer having a second conductivity type different from the first conductivity type, a light emitting layer provided between the first semiconductor layer and the second semiconductor layer and capable of emitting light when current is injected into the light emitting layer, and a third semiconductor layer provided between the substrate and the first semiconductor layer and having the second conductivity type, in which the first semiconductor layer is provided between the third semiconductor layer and the light emitting layer, and the third semiconductor layer has a protruding/recessed structure.

Abstract: A liquid droplet discharging apparatus includes: a first piezoelectric element that moves a head in a first direction; a second piezoelectric element that moves the head in a second direction opposite to the first direction; a movement unit that moves a medium in the first direction in accordance with a predetermined target movement amount; a transport amount measurement unit as a movement amount measurement unit that measures a movement amount of the medium in the first direction; and a drive control unit that controls driving of the first piezoelectric element and the second piezoelectric element. The drive control unit drives either one of the first piezoelectric element or the second piezoelectric element according to a difference B?A between a target transport amount A as the target movement amount and a transport amount B as the movement amount measured from the transport amount measurement unit.

Abstract: A light emitter includes a substrate, a first semiconductor layer having a first conductivity type, a second semiconductor layer having a second conductivity type different from the first conductivity type, a light emitting layer provided between the first semiconductor layer and the second semiconductor layer and capable of emitting light when current is injected into the light emitting layer, and a third semiconductor layer provided between the substrate and the first semiconductor layer and having the second conductivity type, in which the first semiconductor layer is provided between the third semiconductor layer and the light emitting layer, and the third semiconductor layer has a protruding/recessed structure.

Abstract: A liquid droplet discharging apparatus includes: a first piezoelectric element that moves a head in a first direction; a second piezoelectric element that moves the head in a second direction opposite to the first direction; a movement unit that moves a medium in the first direction in accordance with a predetermined target movement amount; a transport amount measurement unit as a movement amount measurement unit that measures a movement amount of the medium in the first direction; and a drive control unit that controls driving of the first piezoelectric element and the second piezoelectric element. The drive control unit drives either one of the first piezoelectric element or the second piezoelectric element according to a difference B?A between a target transport amount A as the target movement amount and a transport amount B as the movement amount measured from the transport amount measurement unit.

Abstract: An electronic device includes a substrate, a cavity part formed above the substrate with a functional device placed therein, a coating structure that defines the cavity part, and the coating structure has a first surrounding wall formed around the cavity part above the substrate, a second surrounding wall formed around the cavity part above the first surrounding wall, a coating layer that defines an upper surface of the cavity part, wherein the second surrounding wall is located inside the first surrounding wall in a plan view.

Abstract: A MEMS pressure sensor includes a diaphragm portion that becomes displaced according to a pressure, and a resonator arranged on a main surface of the diaphragm portion. The resonator includes: a first fixed electrode provided on the main surface; and a drive electrode having a second fixed electrode provided on the main surface, a movable electrode spaced apart from the first fixed electrode, overlapping with the first fixed electrode, as viewed in a plan view seen from a normal direction to the main surface, and driven in a direction that intersects the main surface, and a supporting electrode supporting the movable electrode and connected to the second fixed electrode.

Abstract: An electronic device includes a substrate, a cavity part formed above the substrate with a functional device placed therein, a coating structure that defines the cavity part, and the coating structure has a first surrounding wall formed around the cavity part above the substrate, a second surrounding wall formed around the cavity part above the first surrounding wall, a coating layer that defines an upper surface of the cavity part, wherein the second surrounding wall is located inside the first surrounding wall in a plan view.

Abstract: A MEMS device includes a first oxide film that is laminated on a main surface of a wafer substrate, a lower-layer wire portion that is provided on the first oxide film, a nitride film that is laminated so as to cover the first oxide film and the lower-layer wire portion, a sidewall portion that is laminated on the nitride film and is formed in a frame shape, a cavity portion that is partitioned by the sidewall portion, and a MEMS structure that is disposed in the cavity portion, in which the nitride film includes a through hole reaching the lower-layer wire portion, and in which the MEMS structure is electrically connected to the lower-layer wire portion by an electrical connection portion provided in the through hole.

Abstract: A semiconductor device includes a semiconductor layer on an insulating layer, and a first partially depleted transistor and a first diode in the semiconductor layer. The first transistor has a first gate electrode above the semiconductor layer via an insulating film and a first source or drain of a first conductivity type in the semiconductor layer below both sides of the gate electrode. The first diode has a first impurity layer of a second conductivity type in a shallow portion of the semiconductor layer and a second impurity layer of the first conductivity type in a deep portion of the semiconductor layer. The first and second impurity layers are stacked in a depth direction of the semiconductor layer. The side surfaces of the first and second impurity layers contact the semiconductor layer just below the first gate electrode.

Abstract: A semiconductor device includes: a partially depleted first transistor formed in a semiconductor layer on an insulating layer; a second transistor formed in the semiconductor layer; and a third transistor formed in the semiconductor layer, wherein the first transistor has a first gate electrode formed above the semiconductor layer via an insulating film and a first source or a first drain of a first conductivity type formed in the semiconductor layer below a side of the first gate electrode, the second transistor has a second gate electrode formed above the semiconductor layer via the insulating film and a second source or a second drain of the first conductivity type formed in the semiconductor layer below a side of the second gate electrode, the third transistor has a third gate electrode formed above the semiconductor layer via the insulating film and a third source or a third drain of a second conductivity type formed in the semiconductor layer below a side of the third gate electrode, one of the first so

Abstract: A semiconductor device includes: an insulating layer; a semiconductor layer formed on the insulating layer; a first partially depleted transistor formed in the semiconductor layer; and a second transistor formed in the semiconductor layer, wherein the first transistor has a first gate electrode formed above the semiconductor layer via an insulating film and a first source or a first drain of a first conductivity type formed in the semiconductor layer below both sides of the first gate electrode, the second transistor has a second gate electrode formed above the semiconductor layer via an insulating film and a second source or a second drain of a second conductivity type formed in the semiconductor layer below both sides of the second gate electrode, and one of the second source and the second drain is electrically connected to the semiconductor layer in a region just below the first gate electrode.