Abstract:
A condensed cyclic compound represented by Formula 1: wherein in Formula 1, groups and variables are the same as defined in the specification.
Abstract:
An electronic device is provided. The electronic device includes: a housing at least partially surrounding a space between a front surface and a rear surface of the electronic device, and including a side structure through which a speaker hole is formed; a speaker configured to emit a sound signal through the speaker hole; a vibration motor structure provided adjacent the speaker, and including a plurality of side surfaces, wherein a motor ventilation hole is formed through a first side surface of the plurality of side surfaces; an enclosure provided in the housing, and surrounding at least a portion of the speaker and at least a portion of the vibration motor structure; a sound absorbing structure provided in the enclosure; and a protection structure provided in the enclosure, and overlapping at least a portion of the motor ventilation hole.
Abstract:
A semiconductor device including a substrate including first, second, and third regions; a peripheral circuit structure on the substrate and including a peripheral circuit and wiring layers connected to the peripheral circuit; a common source plate on the peripheral circuit structure and extending in a horizontal direction; gate electrodes on the common source plate on the first and second regions, spaced apart from each other in a first direction perpendicular to an upper surface of the substrate, the gate electrodes having a stair shape on the second region; a channel structure extending in the first direction through the gate electrodes on the first region; a first conductive through-via penetrating the common source plate on the third region and electrically connected to the wiring layers; and a dummy insulating pillar adjacent to the first conductive through-via on the third region and connected to an upper surface of the common source plate.
Abstract:
Disclosed are a photoacid generator, a photoresist composition including the same, and a method of preparing the photoacid generator. The photoacid generator may include a compound represented by Formula 1: wherein, in Formula 1, CY, A1, A2, and B are respectively described in the specification.
Abstract:
An organic light-emitting device comprising: a first electrode; a second electrode facing the first electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer, the emission layer comprises a first host and a dopant, the dopant is an organometallic compound including platinum, the organic light-emitting device satisfies a condition of: HOMO(D)−HOMO(Host 1)≥0.2 electron volts, HOMO(D) is a highest occupied molecular orbital (HOMO) energy level of the dopant in electron volts, HOMO(Host 1) is a HOMO) energy level of the first host in electron volts, and HOMO(D) and HOMO(Host 1) are each measured using a photoelectron spectrometer in an ambient atmosphere.
Abstract:
Provided are an organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and a diagnostic composition including the organometallic compound: M(L1)n1(L2)n2 Formula 1 wherein M, L1, L2, n1 and n2 are each independently the same as defined in the specification.
Abstract:
Provided are an organometallic compound represented by one of Formulae 1-1 to 1-4, a resist composition including the same, and a pattern formation method using the resist composition: M11, Q11 to Q14, b11 to b14, R11 to R14, Y11 to Y13, and X11 to X14 in Formulae 1-1 to 1-4 are as described in the specification.
Abstract:
A semiconductor device includes a substrate including an active pattern, a channel pattern including a first semiconductor pattern and a second semiconductor pattern, a source/drain pattern connected to the first and second semiconductor patterns, and a gate electrode including an electrode between the first and second semiconductor patterns, and an insulating layer between the first and second semiconductor patterns and the electrode. The insulating layer includes a dielectric layer enclosing the electrode and a spacer on the dielectric layer. The spacer includes a horizontal portion between the dielectric layer and the second semiconductor pattern, a vertical portion between the dielectric layer and the source/drain pattern, and a corner portion connecting the horizontal portion to the vertical portion. A first thickness of the horizontal portion is smaller than a second thickness of the vertical portion, and the second thickness is smaller than a third thickness of the corner portion.
Abstract:
Provided are a resist composition and a method of forming a pattern using the same, wherein the resist composition may include an organometallic compound represented by Formula 1 below, and a polymer including a repeating unit represented by Formula 2 below.
For a description of M11, R11, R12, n, A21, L21 to L23, A21 to a23, R21 to R22, b22, and p in Formula 1 and Formula 2, the specification is referred to.
Abstract:
A semiconductor device comprises a substrate including NMOSFET and PMOSFET regions, first and second channel patterns on the NMOSFET and PMOSFET regions, respectively, and each including respective semiconductor patterns spaced apart from and vertically stacked on each other, first and second source/drain patterns on the NMOSFET and NMOSFET regions and connected to the first and second channel patterns, respectively, and a gate electrode on the first and second channel patterns. The gate electrode includes a first inner electrode between neighboring semiconductor patterns of the first channel pattern, and a second inner electrode between neighboring semiconductor patterns of the second channel pattern. A top surface of the first inner electrode is more convex than a top surface of the second inner electrode.