Abstract: Provided are an electronic device and/or a controlling method thereof. The electronic device may include a projection part; a memory storing at least one instruction; and at least one processor. The projection part may include a split prism for transmitting a part of light emitted from a light source in a front direction and reflecting a remaining part of light on at least one inclined surface in a lateral direction. The processor may be configured to convert an image corresponding to a received signal into a multi-sided image to be projected to a plurality of projection surfaces, and control the projection part to project the converted multi-sided image to the plurality of projection surfaces through the split prism.

Abstract: Provided is a light emitting element including a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode. The light emitting element according to an embodiment includes a nitrogen-containing compound represented by Formula 1 in the emission layer, and may thus exhibit improved luminous efficiency, long lifespan, and low driving voltage.

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer arranged between the first electrode and the second electrode and including an emission layer, and an organic compound represented by Formula 1:

Abstract: A light emitting element including a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode that includes a first compound represented by Formula 1. The light emitting element including the first compound of an embodiment may have a decrease in the driving voltage and exhibit excellent or suitable efficiency.

Abstract: A light emitting element of an embodiment may include a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode and including a first compound represented by Formula 1. The light emitting element including the first compound may show improved color coordinates of light emitted and long-life characteristics.

Abstract: A light emitting device of one or more embodiments includes a first electrode, a second electrode oppositely provided to the first electrode, and an emission layer provided between the first electrode and the second electrode, wherein the emission layer includes a first compound represented by Formula 1 below.

Abstract: A mask and a controlling method thereof are disclosed. The mask includes a fan that provides an air volume to an inside of the mask, a valve that discharges air from the mask, a pressure sensor, and a processor. The processor may control the pressure sensor to detect a maximum pressure value and a minimum pressure value inside the mask worn by a user. The processor may identify a time for a single breath based on a maximum pressure value and a minimum pressure value detected at the pressure sensor. The processor may identify a number of breaths based on the identified time for the single breath and a predetermined time. The processor may control the fan to provide an air volume set at a level corresponding to the identified number of breaths among a plurality of levels divided based on a predetermined number of breaths.

Abstract: A display device includes an active layer in a display area, a first gate insulation layer on the active layer, a first gate line on the first gate insulation layer in the display area, a first signal line in the same layer as the first gate line in a non-display area and including the same material as that of the first gate line including molybdenum, a second gate insulation layer on the first gate line and the first signal line, a second gate line on the second gate insulation layer in the display area, and a second signal line in the same layer as the second gate line in the non-display area and including the same material as that of the second gate line including aluminum or an aluminum alloy. A width of the first signal line is greater than a width of the second signal line.

Abstract: Provided are a heterocyclic compound represented by Formula 1 and an organic light-emitting device including the same. The organic light-emitting device may include a first electrode, a second electrode facing the first electrode, and an organic layer between the first electrode and the second electrode and including an emission layer, and the organic light-emitting device may include at least one of the heterocyclic compound.

Abstract: An electronic device is provided, which includes a housing, at least one wireless communication circuit located inside the housing and configured to: receive, from an AP device through a wireless medium, a target wake time (TWT) element indicating a TWT service period and a type of traffic that is associated with latency of the traffic; in response to receiving the TWT element, generate data frame associated with the type of traffic indicated by the TWT element; and transmit, to the AP device through the wireless medium, the data frame associated with the type of traffic during the TWT service period indicated by the TWT element.

Abstract: A heterocyclic compound is represented by Formula 1. An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic light-emitting device includes at least one of the heterocyclic compound.

Abstract: A display device includes a base substrate, a buffer layer disposed on the base substrate, an active layer disposed on the buffer layer, a first gate insulation layer disposed on the active layer, a first conductive layer disposed on the first gate insulation layer and which is a single-layer including an aluminum alloy, a second gate insulation layer disposed on the first conductive layer, a second conductive layer disposed on the second gate insulation layer and which is a single-layer including an aluminum alloy, an insulation interlayer disposed on the second conductive layer, and a third conductive layer disposed on the insulation interlayer, directly contacting the first conductive layer through a first gate contact hole defined in the insulation interlayer and the second gate insulation layer, and directly contacting the second conductive layer through a second gate contact hole defined in the insulation interlayer.

Abstract: An air conditioning apparatus is disclosed. The air conditioning apparatus includes a filter, a fan configured to generate an air flow, a case configured to accommodate the filter and the fan within, and including a support member supporting the filter, and a sealing member covering a gap between the case and the filter, and the filter includes a side-surface member formed along a side-surface, and at least one from among the support member and the side-surface member is formed with a groove which transfers pressure of an upstream side of the filter to the sealing member based on the fan operating.

Abstract: A 3D spring array device includes: a fixed body having an internal space therein; a moving body positioned in a center of an x-y-z orthogonal coordinate system in the internal space, wherein the moving body is configured to be fastenable to the end effector of the mechanical impedance estimating robot; and a first spring, a second spring, a third spring, a fourth spring, a fifth spring, a sixth spring, a seventh spring, and an eighth spring and configured to connect the fixed body to the moving body in the internal space.

Abstract: A heterocyclic compound is represented by Formula 1. An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and comprising an emission layer; and at least one of the heterocyclic compound represented by Formula 1.

Abstract: A light emitting element of one or more embodiments may include a first electrode, a second electrode provided on the first electrode, and an emission layer provided between the first electrode and the second electrode and including a first compound represented by Formula 1.

Abstract: Provided is a composition including a fraction of the Syzygium formosum extract as an active ingredient, which inhibits the expression of inflammatory cytokines to prevent, ameliorate, or treat inflammation disease, and when the composition is included in cosmetics, the prepared cosmetics may have high stability.

Abstract: A heterocyclic compound is represented by Formula 1. An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic light-emitting device includes at least one of the heterocyclic compound.

Abstract: A display device includes a base substrate, a buffer layer disposed on the base substrate, an active layer disposed on the buffer layer, a first gate insulation layer disposed on the active layer, a first conductive layer disposed on the first gate insulation layer and which is a single-layer including an aluminum alloy, a second gate insulation layer disposed on the first conductive layer, a second conductive layer disposed on the second gate insulation layer and which is a single-layer including an aluminum alloy, an insulation interlayer disposed on the second conductive layer, and a third conductive layer disposed on the insulation interlayer, directly contacting the first conductive layer through a first gate contact hole defined in the insulation interlayer and the second gate insulation layer, and directly contacting the second conductive layer through a second gate contact hole defined in the insulation interlayer.

Abstract: The present disclosure relates to a compound represented by Structural Formula 1 or 2 or a pharmaceutically acceptable salt thereof, for inhibiting the activity of the 5-HT7 serotonin receptor.