Origin and Control of Orientation of Phosphorescent and TADF Dyes for High-Efficiency OLEDs

New Molecular Design Concurrently Providing Superior Pure Blue, Thermally Activated Delayed Fluorescence and Optical Out-Coupling Efficiencies

(2017) P. Rajamalli et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Dependence of Pt(II) based phosphorescent emitter orientation on host molecule orientation in doped organic thin films

(2017) Jin-Suk Huh et al.   ORGANIC ELECTRONICS

Relationship between molecular structure and dipole orientation of thermally activated delayed fluorescent emitters

(2017) Chan Seok Oh et al.   ORGANIC ELECTRONICS

Unraveling the orientation of phosphors doped in organic semiconducting layers

(2017) Chang-Ki Moon et al.   Nature Communications

Azasiline-based thermally activated delayed fluorescence emitters for blue organic light emitting diodes

(2017) Jin Won Sun et al.   Journal of Materials Chemistry C

Organic light emitting diodes with horizontally oriented thermally activated delayed fluorescence emitters

(2017) D. H. Kim et al.   Journal of Materials Chemistry C

Highly Efficient Sky-Blue Fluorescent Organic Light Emitting Diode Based on Mixed Cohost System for Thermally Activated Delayed Fluorescence Emitter (2CzPN)

(2016) Jin Won Sun et al.   ACS Applied Materials & Interfaces

Triboluminescence and Metal Phosphor for Organic Light-Emitting Diodes: Functional Pt(II) Complexes with Both 2-Pyridylimidazol-2-ylidene and Bipyrazolate Chelates

(2016) Che-Wei Hsu et al.   ACS Applied Materials & Interfaces

Achieving Above 60% External Quantum Efficiency in Organic Light-Emitting Devices Using ITO-Free Low-Index Transparent Electrode and Emitters with Preferential Horizontal Emitting Dipoles

(2016) Chun-Yang Lu et al.   ADVANCED FUNCTIONAL MATERIALS

Efficient and Tunable Thermally Activated Delayed Fluorescence Emitters Having Orientation-Adjustable CN-Substituted Pyridine and Pyrimidine Acceptor Units

(2016) Kuan-Chung Pan et al.   ADVANCED FUNCTIONAL MATERIALS

Sky-Blue Phosphorescent OLEDs with 34.1% External Quantum Efficiency Using a Low Refractive Index Electron Transporting Layer

(2016) Hyun Shin et al.   ADVANCED MATERIALS

Bis-Tridentate Ir(III) Complexes with Nearly Unitary RGB Phosphorescence and Organic Light-Emitting Diodes with External Quantum Efficiency Exceeding 31%

(2016) Chu-Yun Kuei et al.   ADVANCED MATERIALS

Sky-Blue Organic Light Emitting Diode with 37% External Quantum Efficiency Using Thermally Activated Delayed Fluorescence from Spiroacridine-Triazine Hybrid

(2016) Ting-An Lin et al.   ADVANCED MATERIALS

Crystal Organic Light-Emitting Diodes with Perfectly Oriented Non-Doped Pt-Based Emitting Layer

(2016) Kwon-Hyeon Kim et al.   ADVANCED MATERIALS

Electroluminescence from completely horizontally oriented dye molecules

(2016) Takeshi Komino et al.   APPLIED PHYSICS LETTERS

Dependence of Phosphorescent Emitter Orientation on Deposition Technique in Doped Organic Films

(2016) Thomas Lampe et al.   CHEMISTRY OF MATERIALS

Design of Heteroleptic Ir Complexes with Horizontal Emitting Dipoles for Highly Efficient Organic Light-Emitting Diodes with an External Quantum Efficiency of 38%

(2016) Kwon-Hyeon Kim et al.   CHEMISTRY OF MATERIALS

Synergetic electrode architecture for efficient graphene-based flexible organic light-emitting diodes

(2016) Jaeho Lee et al.   Nature Communications

Horizontal molecular orientation of light-emitting oligofluorenes in spin-coated glassy organic thin films

(2016) Li Zhao et al.   Journal of Materials Chemistry C

Transition dipole moment orientation in films of solution processed fluorescent oligomers: investigating the influence of molecular anisotropy

(2016) Alessia Senes et al.   Journal of Materials Chemistry C

Ultrahigh-efficiency solution-processed simplified small-molecule organic light-emitting diodes using universal host materials

(2016) T.-H. Han et al.   Science Advances

Simple model-free estimation of orientation order parameters of vacuum-deposited and spin-coated amorphous films used in organic light-emitting diodes

(2015) Yoshiya Sakai et al.   Applied Physics Express

Horizontal molecular orientation in solution-processed organic light-emitting diodes

(2015) L. Zhao et al.   APPLIED PHYSICS LETTERS

High efficiency thermally activated delayed fluorescence based on 1,3,5-tris(4-(diphenylamino)phenyl)-2,4,6-tricyanobenzene

(2015) Masatsugu Taneda et al.   CHEMICAL COMMUNICATIONS

Control of Molecular Dye Orientation in Organic Luminescent Films by the Glass Transition Temperature of the Host Material

(2015) Christian Mayr et al.   CHEMISTRY OF MATERIALS

Influence of Host Molecules on Emitting Dipole Orientation of Phosphorescent Iridium Complexes

(2015) Chang-Ki Moon et al.   CHEMISTRY OF MATERIALS

Thermally Activated Delayed Fluorescence from Azasiline Based Intramolecular Charge-Transfer Emitter (DTPDDA) and a Highly Efficient Blue Light Emitting Diode

(2015) Jin Won Sun et al.   CHEMISTRY OF MATERIALS

Understanding and predicting the orientation of heteroleptic phosphors in organic light-emitting materials

(2015) Matthew J. Jurow et al.   NATURE MATERIALS

Anisotropic materials in OLEDs for high outcoupling efficiency

(2015) Michiel Koen Callens et al.   OPTICS EXPRESS

Luminescence from oriented emitting dipoles in a birefringent medium

(2015) Chang-Ki Moon et al.   OPTICS EXPRESS

Tunable molecular orientation and elevated thermal stability of vapor-deposited organic semiconductors

(2015) Shakeel S. Dalal et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Purely organic electroluminescent material realizing 100% conversion from electricity to light

(2015) Hironori Kaji et al.   Nature Communications

Simple Planar Indium-Tin-Oxide-Free Organic Light-Emitting Devices with Nearly 39% External Quantum Efficiency

(2015) Min Jiao et al.   Advanced Optical Materials

Triplet Harvesting by a Conventional Fluorescent Emitter Using Reverse Intersystem Crossing of Host Triplet Exciplex

(2015) Kwon-Hyeon Kim et al.   Advanced Optical Materials

Simultaneous Realization of High EQE of 30%, Low Drive Voltage, and Low Efficiency Roll-Off at High Brightness in Blue Phosphorescent OLEDs

(2015) Kazuo Udagawa et al.   Advanced Optical Materials

Controlling Emitting Dipole Orientation with Methyl Substituents on Main Ligand of Iridium Complexes for Highly Efficient Phosphorescent Organic Light-Emitting Diodes

(2015) Kwon-Hyeon Kim et al.   Advanced Optical Materials

Efficiency Enhancement of Organic Light-Emitting Diodes Incorporating a Highly Oriented Thermally Activated Delayed Fluorescence Emitter

(2014) Christian Mayr et al.   ADVANCED FUNCTIONAL MATERIALS

Unlocking the Full Potential of Conducting Polymers for High-Efficiency Organic Light-Emitting Devices

(2014) Yi-Hsiang Huang et al.   ADVANCED MATERIALS

Blue Phosphorescent Organic Light-Emitting Diodes Using an Exciplex Forming Co-host with the External Quantum Efficiency of Theoretical Limit

(2014) Hyun Shin et al.   ADVANCED MATERIALS

Highly Efficient Organic Light-Emitting Diodes with Phosphorescent Emitters Having High Quantum Yield and Horizontal Orientation of Transition Dipole Moments

(2014) Kwon-Hyeon Kim et al.   ADVANCED MATERIALS

A Fluorescent Organic Light-Emitting Diode with 30% External Quantum Efficiency

(2014) Jin Won Sun et al.   ADVANCED MATERIALS

Low-Driving-Voltage Blue Phosphorescent Organic Light-Emitting Devices with External Quantum Efficiency of 30%

(2014) Kazuo Udagawa et al.   ADVANCED MATERIALS

Enhancing light out-coupling of organic light-emitting devices using indium tin oxide-free low-index transparent electrodes

(2014) Yi-Hsiang Huang et al.   APPLIED PHYSICS LETTERS

Extracting the emitter orientation in organic light-emitting diodes from external quantum efficiency measurements

(2014) Tobias D. Schmidt et al.   APPLIED PHYSICS LETTERS

High-efficiency fluorescent organic light-emitting diodes enabled by triplet-triplet annihilation and horizontal emitter orientation

(2014) Christian Mayr et al.   APPLIED PHYSICS LETTERS

Selectively Controlled Orientational Order in Linear-Shaped Thermally Activated Delayed Fluorescent Dopants

(2014) Takeshi Komino et al.   CHEMISTRY OF MATERIALS

Different orientation of the transition dipole moments of two similar Pt(II) complexes and their potential for high efficiency organic light-emitting diodes

(2014) Christian Mayr et al.   ORGANIC ELECTRONICS

Phosphorescent dye-based supramolecules for high-efficiency organic light-emitting diodes

(2014) Kwon-Hyeon Kim et al.   Nature Communications

Finely Tuned Blue Iridium Complexes with Varying Horizontal Emission Dipole Ratios and Quantum Yields for Phosphorescent Organic Light-Emitting Diodes

(2014) Jeong-Hwan Lee et al.   Advanced Optical Materials

Correlating the transition dipole moment orientation of phosphorescent emitter molecules in OLEDs with basic material properties

(2014) A. Graf et al.   Journal of Materials Chemistry C

Achieving High Efficiency and Improved Stability in ITO-Free Transparent Organic Light-Emitting Diodes with Conductive Polymer Electrodes

(2013) Yong Hyun Kim et al.   ADVANCED FUNCTIONAL MATERIALS

Exciplex-Forming Co-host for Organic Light-Emitting Diodes with Ultimate Efficiency

(2013) Young-Seo Park et al.   ADVANCED FUNCTIONAL MATERIALS

Influence of Cavity Thickness and Emitter Orientation on the Efficiency Roll-Off of Phosphorescent Organic Light-Emitting Diodes

(2013) Caroline Murawski et al.   ADVANCED FUNCTIONAL MATERIALS

Organic Light-Emitting Diodes with 30% External Quantum Efficiency Based on a Horizontally Oriented Emitter

(2013) Sei-Yong Kim et al.   ADVANCED FUNCTIONAL MATERIALS

Extremely Efficient Indium-Tin-Oxide-Free Green Phosphorescent Organic Light-Emitting Diodes

(2012) Min Cai et al.   ADVANCED MATERIALS

Comparing the emissive dipole orientation of two similar phosphorescent green emitter molecules in highly efficient organic light-emitting diodes

(2012) Philipp Liehm et al.   APPLIED PHYSICS LETTERS

Highly efficient organic light-emitting diodes from delayed fluorescence

(2012) Hiroki Uoyama et al.   NATURE

Organic light-emitting diodes employing efficient reverse intersystem crossing for triplet-to-singlet state conversion

(2012) Kenichi Goushi et al.   Nature Photonics

Determining emissive dipole orientation in organic light emitting devices by decay time measurement

(2012) L. Penninck et al.   ORGANIC ELECTRONICS

Device efficiency of organic light-emitting diodes: Progress by improved light outcoupling

(2012) Wolfgang Brütting et al.   PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE

Molecular Stacking Induced by Intermolecular C-H···N Hydrogen Bonds Leading to High Carrier Mobility in Vacuum-Deposited Organic Films

(2011) Daisuke Yokoyama et al.   ADVANCED FUNCTIONAL MATERIALS

Bipolar Host Materials: A Chemical Approach for Highly Efficient Electrophosphorescent Devices

(2011) Atul Chaskar et al.   ADVANCED MATERIALS

Evidence for non-isotropic emitter orientation in a red phosphorescent organic light-emitting diode and its implications for determining the emitter’s radiative quantum efficiency

(2011) Tobias D. Schmidt et al.   APPLIED PHYSICS LETTERS

Molecular orientation in small-molecule organic light-emitting diodes

(2011) Daisuke Yokoyama   JOURNAL OF MATERIALS CHEMISTRY

Increased light outcoupling efficiency in dye-doped small molecule organic light-emitting diodes with horizontally oriented emitters

(2011) Jörg Frischeisen et al.   ORGANIC ELECTRONICS

Oriented phosphorescent emitters boost OLED efficiency

(2011) Michael Flämmich et al.   ORGANIC ELECTRONICS

Chlorinated Indium Tin Oxide Electrodes with High Work Function for Organic Device Compatibility

(2011) M. G. Helander et al.   SCIENCE

Optical Outcoupling Enhancement in Organic Light-Emitting Diodes: Highly Conductive Polymer as a Low-Index Layer on Microstructured ITO Electrodes

(2010) Tae-Wook Koh et al.   ADVANCED MATERIALS

High efficiency and low roll-off blue phosphorescent organic light-emitting devices using mixed host architecture

(2010) Neetu Chopra et al.   APPLIED PHYSICS LETTERS

Determination of molecular dipole orientation in doped fluorescent organic thin films by photoluminescence measurements

(2010) Jörg Frischeisen et al.   APPLIED PHYSICS LETTERS

Outcoupling efficiency of organic light emitting diodes and the effect of ITO thickness

(2010) Sei-Yong Kim et al.   ORGANIC ELECTRONICS

Orientation of emissive dipoles in OLEDs: Quantitative in situ analysis

(2010) Michael Flämmich et al.   ORGANIC ELECTRONICS

Horizontal molecular orientation in vacuum-deposited organic amorphous films of hole and electron transport materials

(2008) Daisuke Yokoyama et al.   APPLIED PHYSICS LETTERS

Light extraction and optical loss mechanisms in organic light-emitting diodes: Influence of the emitter quantum efficiency

(2008) Stefan Nowy et al.   JOURNAL OF APPLIED PHYSICS