Active Control of Spontaneous Orientation Polarization of Tris(8‐hydroxyquinolinato)aluminum (Alq 3 ) Films and Its Effect on Performance of Organic Light‐Emitting Diodes

Self-Assembled Electret for Vibration-Based Power Generator

(2020) Yuya Tanaka et al.   Scientific Reports

Sub–turn-on exciton quenching due to molecular orientation and polarization in organic light-emitting devices

(2020) John S. Bangsund et al.   Science Advances

Role of Spontaneous Orientational Polarization in Organic Donor–Acceptor Blends for Exciton Binding

(2020) Yuuhi Ueda et al.   Advanced Optical Materials

Control of Molecular Orientation in Organic Semiconductor Films using Weak Hydrogen Bonds

(2019) Yuichiro Watanabe et al.   ADVANCED MATERIALS

Recent Advances in OLED Optical Design

(2019) Amin Salehi et al.   ADVANCED FUNCTIONAL MATERIALS

Discussion on hole traps of amorphous films of N,N′-di(1-naphthyl)-N,N′-diphenyl-(1,1′-biphenyl)-4,4′-diamine (α-NPD) deposited at different substrate temperatures

(2019) Yu Esaki et al.   APPLIED PHYSICS LETTERS

Spontaneous orientation polarization in organic light-emitting diodes

(2019) Yutaka Noguchi et al.   JAPANESE JOURNAL OF APPLIED PHYSICS

Dependence of the amorphous structures and photoluminescence properties of tris(8-hydroxyquinolinato)aluminum films on vacuum deposition conditions

(2019) Yu Esaki et al.   ORGANIC ELECTRONICS

Vapor-Deposited Glass Structure Determined by Deposition Rate–Substrate Temperature Superposition Principle

(2019) Camille Bishop et al.   Journal of Physical Chemistry Letters

Dense Glass Packing Can Slow Reactions with an Atmospheric Gas

(2019) Yue Qiu et al.   JOURNAL OF PHYSICAL CHEMISTRY B

Slow recombination of spontaneously dissociated organic fluorophore excitons

(2019) Takahiko Yamanaka et al.   Nature Communications

Built-In Potentials Induced by Molecular Order in Amorphous Organic Thin Films

(2018) Pascal Friederich et al.   ACS Applied Materials & Interfaces

Observation of spontaneous orientation polarization in evaporated films of organic light-emitting diode materials

(2018) Kohei Osada et al.   ORGANIC ELECTRONICS

High-performance organic light-emitting diodes comprising ultrastable glass layers

(2018) Joan Ràfols-Ribé et al.   Science Advances

Tenfold increase in the photostability of an azobenzene guest in vapor-deposited glass mixtures

(2018) Yue Qiu et al.   JOURNAL OF CHEMICAL PHYSICS

Origin of Anisotropic Molecular Packing in Vapor-Deposited Alq3 Glasses

(2018) Kushal Bagchi et al.   Journal of Physical Chemistry Letters

Influence of Molecular Shape on the Thermal Stability and Molecular Orientation of Vapor-Deposited Organic Semiconductors

(2017) Diane M. Walters et al.   Journal of Physical Chemistry Letters

Enhanced Electrical Properties and Air Stability of Amorphous Organic Thin Films by Engineering Film Density

(2017) Yu Esaki et al.   Journal of Physical Chemistry Letters

Electroluminescence from completely horizontally oriented dye molecules

(2016) Takeshi Komino et al.   APPLIED PHYSICS LETTERS

Photostability Can Be Significantly Modulated by Molecular Packing in Glasses

(2016) Yue Qiu et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Substrate temperature controls molecular orientation in two-component vapor-deposited glasses

(2016) J. Jiang et al.   Soft Matter

Manipulation and control of the interfacial polarization in organic light-emitting diodes by dipolar doping

(2016) Lars Jäger et al.   AIP Advances

Degradation Mechanisms and Reactions in Organic Light-Emitting Devices

(2015) Sebastian Scholz et al.   CHEMICAL REVIEWS

Structural Characterization of Vapor-Deposited Glasses of an Organic Hole Transport Material with X-ray Scattering

(2015) Ankit Gujral et al.   CHEMISTRY OF MATERIALS

Analyzing degradation effects of organic light-emitting diodes via transient optical and electrical measurements

(2015) Tobias D. Schmidt et al.   JOURNAL OF APPLIED PHYSICS

Charge carrier dynamics and degradation phenomena in organic light-emitting diodes doped by a thermally activated delayed fluorescence emitter

(2015) Yutaka Noguchi et al.   ORGANIC ELECTRONICS

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

Highly efficient and air-stable inverted organic light-emitting diode composed of inert materials

(2014) Hirohiko Fukagawa et al.   Applied Physics Express

Rearrangement of the molecular orientation of Alq 3 in organic light-emitting diodes under constant current aging investigated using sum frequency generation spectroscopy

(2014) Takayuki Miyamae et al.   CHEMICAL PHYSICS LETTERS

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

(2014) Takeshi Komino et al.   CHEMISTRY OF MATERIALS

Influence of the direction of spontaneous orientation polarization on the charge injection properties of organic light-emitting diodes

(2013) Yutaka Noguchi et al.   APPLIED PHYSICS LETTERS

Suppression of Efficiency Roll-Off Characteristics in Thermally Activated Delayed Fluorescence Based Organic Light-Emitting Diodes Using Randomly Oriented Host Molecules

(2013) Takeshi Komino et al.   CHEMISTRY OF MATERIALS

Negative giant surface potential of vacuum-evaporated tris(7-propyl-8-hydroxyquinolinolato) aluminum(III) [Al(7-Prq)3] film

(2013) Takashi Isoshima et al.   ORGANIC ELECTRONICS

Positive Giant Surface Potential of Tris(8-hydroxyquinolinolato) Aluminum (Alq$_{3}$) Film Evaporated onto Backside of Alq$_{3}$ Film Showing Negative Giant Surface Potential

(2012) Youichi Okabayashi et al.   Applied Physics Express

Charge accumulation at organic semiconductor interfaces due to a permanent dipole moment and its orientational order in bilayer devices

(2012) Yutaka Noguchi et al.   JOURNAL OF APPLIED PHYSICS

Highly efficient organic light-emitting diodes from delayed fluorescence

(2012) Hiroki Uoyama et al.   NATURE

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

Orientation Control of Linear-Shaped Molecules in Vacuum-Deposited Organic Amorphous Films and Its Effect on Carrier Mobilities

(2010) Daisuke Yokoyama et al.   ADVANCED FUNCTIONAL MATERIALS

Tuning Energy Levels of Electron-Transport Materials by Nitrogen Orientation for Electrophosphorescent Devices with an ‘Ideal’ Operating Voltage

(2010) Shi-Jian Su et al.   ADVANCED MATERIALS

Light- and ion-gauge-induced space charges in tris-(8-hydroxyquinolate) aluminum-based organic light-emitting diodes

(2010) Yutaka Noguchi et al.   APPLIED PHYSICS LETTERS

Exciplex Formations at the HTL/Alq3Interface in an Organic Light-Emitting Diode: Influence of the Electron−Hole Recombination Zone and Electric Field

(2010) Naoki Matsumoto et al.   Journal of Physical Chemistry C