Abstract: Provided are multi-NBN host compounds. The compound has the structure of Formula I: Also provided are formulations comprising these multi-NBN host compounds. Further provided are OLEDs and related consumer products that utilize these multi-NBN host compounds.

Abstract: A compound having the formula Ir(LA)n(LB)3-n, having the structure of Formula I is provided. In the structure of Formula I, each of A1 through A8 is independently carbon or nitrogen; at least one of A1 through A8 is nitrogen; ring B is bonded to ring A through a C—C bond; the iridium is bonded to ring A through an Ir—C bond; X is O, S, or Se; each of R1 through R5 are independently selected from a variety of substituents, which may be linked for form a ring; n is an integer from 1 to 3; and at least one R2 adjacent to ring C is not hydrogen. Formulations and devices, such as OLEDs, that include the first compound are also provided.

Abstract: A marine propulsion device includes a propeller, a propeller shaft, a bushing, a damper, and a spacer. The propeller shaft supports the propeller. The bushing is between the propeller and the propeller shaft and is unitarily rotatable with the propeller shaft. The damper is fixed to the bushing to transmit rotation of the propeller shaft to the propeller. The spacer is spaced apart from the propeller in a back-and-forth direction in front of the bushing to position the bushing in place with respect to the propeller shaft.

Abstract: A pitch change mechanism for an aircraft engine includes a unison ring, a plurality of crankshafts coupled to the unison ring and configured to receive a plurality of blades, an inner shaft coupled to the plurality of crankshafts and the unison ring, and an actuator cylinder and an actuator piston. The actuator cylinder is coupled to the inner shaft and is configured to move relative to the actuator piston along a longitudinal axis of the pitch change mechanism. Movement of the actuator cylinder relative to the actuator piston is transferred to a rotation of each of the plurality of crankshafts around a longitudinal axis of each of the plurality of crankshafts to change a pitch of the plurality of blades.

Abstract: A lock lug for inhibiting movement of a plurality of rotor blades includes a body and an engagement mechanism. The body is sized and configured to be received within the rim slot of the rotor disk and defines a dovetail receiving aperture. The engagement mechanism extends from the body and has a retracted configuration configured to allow entry and exit of a dovetail of at least one or more of the plurality of rotor blades into and out of the dovetail receiving aperture and an extended configuration configured to block the dovetail from entering the dovetail receiving aperture.

Abstract: A composition for an organic optoelectronic device, an organic optoelectronic device including the same, and a display device, the composition including a first compound represented by Chemical Formula 1, and a second compound represented by Chemical Formula 2; or a combination of Chemical Formula 3 and Chemical Formula 4,

Abstract: Described are luminescent components with excellent performance and stability. The luminescent components comprise a first element 1 including first luminescent crystals 11 from the class of perovskite crystals, embedded a first polymer P1 and a second element 2 comprising a second solid polymer composition, said second polymer composition optionally comprising second luminescent crystals 12 embedded in a second polymer P2. Polymers P1 and P2 differ and are further specified in the claims. Also described are methods for manufacturing such components and devices comprising such components.

Abstract: A system and method for manufacturing a wind turbine blade. The wind turbine blade includes a shell structure defining a leading edge and a trailing edge. The wind turbine blade also includes a longitudinal edge extension arranged to extend at least partially along the leading edge or at least partially along the trailing edge to modify an aerodynamic characteristic of the wind turbine blade. The longitudinal edge extension includes a center section and a peripheral section comprising attachment means, and the shell structure is arranged to engage with the attachment means to secure the longitudinal edge extension.

Abstract: Disclosed are a compound for an organic optoelectronic device represented by Chemical Formula 1, and an organic optoelectronic device and a display device including the same. Details of Chemical Formula 1 are as defined in the specification.

Abstract: The present invention provides an organic emitting diode including a first electrode; a second electrode facing the first electrode; an emitting material layer between the first and second electrodes; and an intervening layer between the emitting material layer and the second electrode and including a base material and an electron injection material, wherein the intervening layer contacts the second electrode.

Abstract: Provided is a light emitting device including: a first electrode; a second electrode facing the first electrode; and a plurality of organic layers between the first electrode and the second electrode, wherein at least one organic layer selected from among the plurality of organic layers includes a condensed polycyclic compound represented by Formula 1, and the first electrode and the second electrode each independently include at least one selected from among Ag, Mg, Cu, Al, Pt, Pd, Au, Ni, Nd, Ir, Cr, Li, Ca, LiF/Ca, LiF/AI, Mo, Ti, In, Sn, Zn, Yb, W, a compound of two or more thereof, a mixture of two or more thereof, and an oxide thereof.

Abstract: Provided are organometallic compounds as both sensitizer and as acceptor. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

Abstract: Provided are an organic EL device having high luminous efficiency and a prolonged lifespan with a low driving voltage, and a melt mixture for an organic electroluminescent device used in the organic EL device. The melt mixture for an organic electroluminescent device is a melt mixture of at least two types of organic compounds including a first organic compound and a second organic compound, and a difference in vapor deposition temperature between the first organic compound and the second organic compound is 20° C. or less, and a difference between a PL maximum emission wavelength of the melt mixture and a PL maximum emission wavelength of any of the first organic compound and the second organic compound is within ±10 nm. The melt mixture is suitable as a host material of a light-emitting layer.

Abstract: Provided are phenylthienothiazole containing compounds. The compound of the present invention comprises a first phenylthienothiazole-derived ligand LA according to Formula I as described herein which is coordinated to Ir to form a 5-membered chelate ring. Also provided are formulations comprising these compounds. Further provided are OLEDs and related consumer products that utilize these compounds.

Abstract: Provided are an organic light emitting device and a display apparatus. An organic light emitting device includes an anode, a cathode, and an emitting layer disposed between the anode and the cathode; wherein the emitting layer includes a host material and a dopant material doped in the host material; the host material includes a first host material and a second host material, and the first host material, the second host material, the electron block layer, and the hole block layer satisfy: |HOMO1-host-HOMOEBL|?0.2 eV,|LUMOHBL-LUMO2-host|?0.2 eV, wherein, HOMO1-host is a HOMO energy level of the first host material; HOMOEBL is a HOMO energy level of the electron block layer; LUMO2-host is a LUMO energy level of the second host material, and LUMOHBL is a LUMO energy level of the hole block layer.

Abstract: A heterocyclic compound represented by Formula 1: wherein, in Formula 1, Ar1 to Ar4, Ar11, and Ar12 are each, independently from one another, as defined herein.

Abstract: An organic electroluminescent device having a light-emitting layer, wherein the light-emitting layer contains a host compound having a boron atom and an oxygen atom in the molecule as a first component, a thermally assisting delayed fluorescent material such that the energy difference ?EST between the excited singlet energy level and the excited triplet energy level is 0.20 eV or less as a second component, and a fluorescent material as a third component, and has a high light emission efficiency.

Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.

Abstract: An opto-electronic device includes a substrate, a first electrode disposed over the substrate, a semiconducting layer disposed over the first electrode, a second electrode disposed over the semiconducting layer, the second electrode having a first portion and a second portion, a nucleation inhibition coating disposed over the first portion of the second electrode; and a conductive coating disposed over the second portion of the second electrode, wherein the nucleation inhibition coating is a compound of Formula (I)

Abstract: Provided are a composition and an organic light-emitting device including the same, wherein the composition includes a platinum-containing organometallic compound, a first compound, a second compound, and a third compound.