Abstract: An organic electroluminescent device (OLED) comprising an anode; a cathode; and an emissive region comprising a first emissive layer disposed between the anode and the cathode is provided. The OLED further comprises a microcavity structure, the first emissive layer comprises a first emitter, which is a phosphorescent emitter or a fluorescent emitter; the first emissive layer emits a first luminescent radiation when a voltage is applied across the OLED; the first emissive layer has a photoluminescent spectrum with a peak emission wavelength ?max, a first area T, and a second area M; the OLED has a luminance at normal incidence l0, and a luminance at 60 degrees from normal incidence l60; and one of the following conditions is true: the first emitter is a phosphorescent emitter where M/T ratio?0.38 and l60/l0?15%; or??(1) the first emitter is a fluorescent emitter where M/T ratio?0.42 and l60/l0?25%.

Abstract: The present invention relates in part to compounds containing indolocarbazole and terphenyl building blocks. These compounds are useful for application in organic electroluminescent devices wherein the combination of indolocarbazoles with terphenyl groups leads to novel compounds that demonstrate superior device performance.

Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, moiety A is a monocyclic ring or a polycyclic fused ring system; X and Y are independently single-atom linkers; N* is a nitrogen atom; the bond between N*—Y and the bond between X—Y are both single bonds; each of X1, X2, X3, Z1, and Z2 is C or N; each of K1 and K2 is a direct bond or a linker; each R, R?, R?, R?, RA, and RB is hydrogen or a General Substituent defined herein; LA is coordinated to a metal M having an atomic mass of at least 40. Formulations, OLEDs, and consumer products containing the compound are also provided.

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: A compound having a first ligand LA of Formula I, is provided. In Formula I, each of moiety A and moiety B is a monocyclic ring or a polycyclic fused ring system; each of X1 to X4, Z1, and Z2 is C or N; K1, K2, and L1 are selected from a direct bond or an organic linker; each R?, R?, RA, and RB is hydrogen or a General Substituent defined herein; and at least one RA or RB comprises a bridged polycyclic structure comprised of two or more rings. Formulations, OLEDs, and consumer products containing the compound are also provided.

Abstract: Please replace the Abstract with the following replacement version which is marked up to show the changes. A compound comprising a first ligand LA of Formula I, is provided. In the compound, moiety B is a monocyclic ring or a polycyclic fused ring system; each of X1 to X6 is C or N; K is a direct bond or a linking group; at least one RA comprises silyl or germyl; any RA that is silyl or germyl does not form a 5-membered ring with another RA; each substituent is hydrogen or a General Substituents defined herein; the first ligand LA is coordinated to a metal M by the dashed lines. Formulations, OLEDs, and consumer products containing the compound are also provided.

Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, each of moiety A, moiety B, and moiety C is ring or a polycyclic fused ring system; each of X and Z1 to Z5 is C or N; Y is N, B, and P; each of K1 and K2 is a direct bond or a linker; each R?, R?, RA, RB, and RC is hydrogen or a General Substituent defined herein; any two substituents can be joined or fused together to form a ring; and the ligand LA is coordinated to a metal M by the dashed lines. Formulations, OLEDs, and consumer products containing the compound are also provided.

Abstract: A compound comprising a first ligand LA of Formula I?, or Formula I*: In Formula I? or Formula I*, all the variables are defined herein; and LA is coordinated to a metal M. Formulations, OLEDs, and consumer products containing the compound are also provided.

Abstract: An organic electroluminescent device (OLED) comprising an anode; a cathode; and an emissive layer, disposed between the anode and the cathode is provided. The emissive layer comprises a phosphorescent dopant, a first host, and a second host, where the first host is a hole transporting host, the second host is an electron transporting host, the first host has a HOMO energy??5.45 eV and/or the first host comprises a structure of Formula V: and the phosphorescent dopant has a formula Ir(LA)x(LB)y(LC)z. In formula Ir(LA)x(LB)y(LC)z, ligand LA has a structure of Formula I, where: moiety A is a ring; moiety B is a fused ring structure comprising at least three rings; K is a direct bond or a linker; Z1 and Z2 are C or N; each RA and RB is hydrogen or a General Substituent defined herein. Consumer products containing the OLED are also provided.

Abstract: A compound having a structure of Formula I, provided. In the compounds, each of X1 to X12 is C or N; R is not hydrogen or deuterium; each RA and RB is hydrogen or a General Substituent defined herein; a HOMO level of the compound is greater than ?5.56 eV; and the compound does not comprise a group selected from indolocarbazole, acridine, phenoxazine, phenothiazine, 10,10-diphenyl-5,10-dihydrodibenzo[b,e][1,4]azasiline (dibenzoazasiline), inbimbim, 3,9? bicarbazole, and 3,3? bicarbazole moiety. Formulations, OLEDs, and consumer products containing the compound are also provided.

Abstract: Provided are organometallic compounds. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize both a disclosed compound and a Pt complex compound.

Abstract: A compound comprising a structure of Formula I, In Formula I, moiety C is a monocyclic ring or a polycyclic fused ring system; each of Z1-Z2 and X1—X9 is C or N; Y1 is C, N, O, S, Se, P, or As; if Y1 is O, S, or Se, then either A2, R4, and L3 are absent or A1, R3, and L2 are absent; K is a direct bond or a linker; each of A1 and A2 is C, B, Ge, S, Si, N, P, or As; each of L1, L2, and L3 is absent, a direct bond, or a linker; at least two of L1, L2, and L3 are present; metal M is Pd or Pt; and each R, R?, R*, R1, R2, R3, R4, RA, RB, RC, R?, and R? is hydrogen or a General Substituent defined herein. Formulations, OLEDs, and consumer products containing the compound are also provided.

Abstract: Provided are compounds of Formula I that are useful as emitters in OLEDs.

Abstract: Systems and methods for depositing materials on a substrate via OVJP are provided. A float table and grippers are used to move and position the substrate relative to one or more OVJP print bars to reduce the chance of damaging or compromising the substrate or prior depositions.

Abstract: A compound comprising a first ligand LA comprising a structure of Formula I, is provided. In Formula I, each of moiety A, moiety B, and moiety C is a monocyclic ring or a polycyclic fused ring system, where moiety A and moiety C comprise a nitrogen and moiety C is aromatic; each of Z1, Z2, Z3, and Z4 is C or N; each of K1 and K2 is a direct bond or a linker; Y is a linking group; each R, R?, RA, RB, RC, R?, and R? is hydrogen or a General Substituent defined herein; and the first ligand LA is coordinated to a metal M. Formulations, OLEDs, and consumer products containing the compound are also provided.

Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, each of moieties A, B, C, and D are a monocyclic ring or a polycyclic fused ring system; Z is N, P, B, CR, SiR, or GeR; each of Z1 to Z10 is independently C or N; each of K1 and K2 is a direct bond or a linker; each R, RA, RB, RC, RD, R?, and R? is hydrogen or a General Substituent defined herein; and any two substituents may be joined or fused to form a ring. Formulations, OLEDs, and consumer products containing the same are also provided.

Abstract: Novel organic compounds comprising ligands with deuterium substitution are provided. In particular, the compound is an iridium complex comprising methyl-d3 substituted ligands. The compounds may be used in organic light emitting devices to provide devices having improved color, efficiency and lifetime.

Abstract: A compound having a first ligand LA of Formula I, is provided. In Formula I, each of moiety A and moiety B is a monocyclic ring or a polycyclic fused ring system; each of Z1 and Z2 is C or N; K is a direct bond or a linking group; R* includes a moiety selected from an electron-withdrawing group, heteroaryl, BRR?, SiRR?R?, GeRR?R?, OR, SR, SeR, PRR?, PRR?R?, AsRR?, AsRR?R?, or a combination thereof; each R, R?, R?, R*, R?, R?, RA, and RB is a hydrogen or a General Substituent defined herein; LA is coordinated to a metal M having an atomic mass of at least 40; and any two substituents may be joined or fused to form a ring. Formulations, OLEDs, and consumer products containing the compound are also provided.

Abstract: Implementations of the disclosed subject matter provide a print bar for organic vapor jet (OVJP) deposition is provided that includes a plurality of n print head segments, where each of the plurality of print head segments may have an OVJP print head. The print bar may include a plurality of distance sensors, where each of the plurality of distance sensors may be configured to measure a distance between a substrate disposed below the print bar and a portion of at least one of the print head segments. The print bar may include a plurality of not more than n+1 actuators configured to adjust at least one of a position and an orientation of one or more of the plurality of print head segments based upon one or more distances between the substrate and the print bar measured by one or more of the plurality of distance sensors.

Abstract: A compound having a first ligand LA of Formula I, In Formula I, each of moiety B and moiety C is a monocyclic ring or a polycyclic fused ring system; each of Z1, X1, and X2 is C or N; K is a direct bond or a linker; each R?, R?, RA, RB, and RC is hydrogen or a General Substituents defined herein; at least one RA comprises an electron-withdrawing group, a silyl group, or a germyl group; LA is coordinated to a metal M, having an atomic mass of at least 40; and any two substituents may be joined or fused to form a ring. Formulations, OLEDs, and consumer products containing the same are also provided.