Permanent polarization and charge distribution in organic light-emitting diodes (OLEDs): Insights from near-infrared charge-modulation spectroscopy of an operating OLED

Comparative studies on the inorganic and organic p-type dopants in organic light-emitting diodes with enhanced hole injection

(2013) Chun-Hong Gao et al.   APPLIED PHYSICS LETTERS

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

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

Factors Limiting Device Efficiency in Organic Photovoltaics

(2012) René A. J. Janssen et al.   ADVANCED MATERIALS

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

The investigation of the diffusion length of cathode materials in organic light emitting devices through impedance characteristics

(2012) I-Wen Wu et al.   APPLIED PHYSICS LETTERS

Probing buried organic layers in organic light-emitting diodes under operation by electric-field-induced doubly resonant sum-frequency generation spectroscopy

(2012) T. Miyamae et al.   APPLIED PHYSICS LETTERS

Small molecule semiconductors for high-efficiency organic photovoltaics

(2012) Yuze Lin et al.   CHEMICAL SOCIETY REVIEWS

Probing interfacial charge accumulation in ITO/α-NPD/Alq3/Al diodes under two electroluminescence operational modes by electric-field induced optical second-harmonic generation

(2012) Atsuo Sadakata et al.   JOURNAL OF APPLIED PHYSICS

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

Surface-Potential Undulation of Alq3 Thin Films Prepared on ITO, Au, and n-Si

(2012) Kazunari Ozasa et al.   JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY

Electronic structures at organic heterojunctions of N,N′-bis(1-naphthyl)-N,N′-diphenyl-1,1′-biphenyl-4,4′-diamin (NPB)-based organic light emitting diodes

(2012) Yasuo Nakayama et al.   ORGANIC ELECTRONICS

Chemical degradation mechanisms of highly efficient blue phosphorescent emitters used for organic light emitting diodes

(2012) Ruben Seifert et al.   ORGANIC ELECTRONICS

Interfacial degradation in organic optoelectronics

(2012) Ayse Turak   RSC Advances

Device properties of Alq3-based organic light-emitting diodes studied by displacement current measurement

(2012) Yutaka Noguchi   Journal of Photonics for Energy

Irradiation-induced molecular dipole reorientation in inverted polymer solar cell using small molecular electron collection layer

(2011) Zai-Quan Xu et al.   APPLIED PHYSICS LETTERS

Photoinduced evolution of surface-potential undulation observed on vacuum-deposited thin films of tris(8-hydroxyquinolinato) aluminum

(2011) Kazunari Ozasa et al.   APPLIED PHYSICS LETTERS

Highly efficient semitransparent tandem organic solar cells with complementary absorber materials

(2011) Jan Meiss et al.   APPLIED PHYSICS LETTERS

Dual efficiency enhancement by delayed fluorescence and dipole orientation in high-efficiency fluorescent organic light-emitting diodes

(2011) Daisuke Yokoyama et al.   APPLIED PHYSICS LETTERS

Integer charge transfer states in organic light-emitting diodes: Optical detection of hole carriers at the anode∣organic interface

(2011) A. P. Marchetti et al.   JOURNAL OF APPLIED PHYSICS

The contribution of triplet–triplet annihilation to the lifetime and efficiency of fluorescent polymer organic light emitting diodes

(2011) S. M. King et al.   JOURNAL OF APPLIED PHYSICS

Molecular orientation in small-molecule organic light-emitting diodes

(2011) Daisuke Yokoyama   JOURNAL OF MATERIALS CHEMISTRY

Improving the Efficiency of Organic Light Emitting Diodes by Use of a Diluted Light-Emitting Layer

(2011) S. H. Mohan et al.   Journal of Nanoelectronics and Optoelectronics

Room temperature lifetime of triplet excitons in fluorescent host/guest systems

(2011) Marcus Lehnhardt et al.   ORGANIC ELECTRONICS

Interfacial charge transfer and charge generation in organic electronic devices

(2011) Toshinori Matsushima et al.   ORGANIC ELECTRONICS

Dependence of charge carrier mobility of 4,4′,4″-tris(N-3-methylphenyl-N-phenylamino)triphenylamine on doping concentration of tetrafluoro-tetracyano-quinodimethane

(2011) Gayatri Chauhan et al.   ORGANIC ELECTRONICS

Recent progress and future aspects of organic solar cells

(2011) Pankaj Kumar et al.   PROGRESS IN PHOTOVOLTAICS

Electromodulated doping of the hole transport layer in a small molecule organic light-emitting diode

(2011) Paul A. Lane   Journal of Photonics for Energy

Increase in internal quantum efficiency in small molecular oligothiophene: C60 mixed heterojunction solar cells by substrate heating

(2010) D. Wynands et al.   APPLIED PHYSICS LETTERS

Molecular Semiconductors in Organic Photovoltaic Cells

(2010) Alexander W. Hains et al.   CHEMICAL REVIEWS

Design of Organic Semiconductors from Molecular Electrostatics†

(2010) Georg Heimel et al.   CHEMISTRY OF MATERIALS

Hole transport in the organic small molecule material α-NPD: evidence for the presence of correlated disorder

(2010) S. L. M. van Mensfoort et al.   JOURNAL OF APPLIED PHYSICS

Variable sensitivity of organic light-emitting diodes to operation-induced chemical degradation: Nature of the antagonistic relationship between lifetime and efficiency

(2010) Denis Y. Kondakov et al.   JOURNAL OF APPLIED PHYSICS

Chemical reactivity of aromatic hydrocarbons and operational degradation of organic light-emitting diodes

(2010) Denis Y. Kondakov et al.   JOURNAL OF APPLIED PHYSICS

Analysis of Organic Light-Emitting Diode As a Maxwell−Wagner Effect Element by Time-Resolved Optical Second Harmonic Generation Measurement

(2010) Dai Taguchi et al.   Journal of Physical Chemistry Letters

Charge carriers and charge-transfer reactions in OLED devices studied by electron paramagnetic resonance

(2010) Thomas D. Pawlik et al.   Journal of the Society for Information Display

Measuring the light emission profile in organic light-emitting diodes with nanometre spatial resolution

(2010) S. L. M. van Mensfoort et al.   Nature Photonics

Relation between the built-in voltage in organic light-emitting diodes and the zero-field voltage as measured by electroabsorption

(2010) R. J. de Vries et al.   PHYSICAL REVIEW B

Energy-Level Alignment at Organic/Metal and Organic/Organic Interfaces

(2009) Slawomir Braun et al.   ADVANCED MATERIALS

Probing of carrier behavior in organic electroluminescent diode using electric field induced optical second-harmonic generation measurement

(2009) Dai Taguchi et al.   APPLIED PHYSICS LETTERS

Effectiveness of p-dopants in an organic hole transporting material

(2009) Jae-Hyun Lee et al.   APPLIED PHYSICS LETTERS

Studies of the degradation mechanism of organic light-emitting diodes based on tris(8-quinolinolate)aluminum Alq and 2-tert-butyl-9,10-di(2-naphthyl)anthracene TBADN

(2009) Viktor V. Jarikov et al.   JOURNAL OF APPLIED PHYSICS

Electroluminescence performance of organic light-emitting devices with KCl inside hole transport layer

(2009) Enyu Zhou et al.   JOURNAL OF LUMINESCENCE

Long-Term Relaxation of Molecular Orientation in Vacuum-Deposited ALQ3Thin Films

(2009) Takashi Isoshima et al.   MOLECULAR CRYSTALS AND LIQUID CRYSTALS

On the use and influence of electron-blocking interlayers in polymer light-emitting diodes

(2009) Rui Jin et al.   PHYSICAL CHEMISTRY CHEMICAL PHYSICS

Effect of orientational order of tris(8-hydroxyquinolinato)aluminum(III) on electroabsorption

(2009) Dai Taguchi et al.   THIN SOLID FILMS

Negative giant surface potential of peeled Alq3 thin film

(2009) Youichi Okabayashi et al.   THIN SOLID FILMS

Probing the electric field in organic double layer-system by optical second harmonic generation

(2009) Eunju Lim et al.   THIN SOLID FILMS

Threshold voltage shift and formation of charge traps induced by light irradiation during the fabrication of organic light-emitting diodes

(2008) Yutaka Noguchi et al.   APPLIED PHYSICS LETTERS

Current efficiency in organic light-emitting diodes with a hole-injection layer

(2008) Hui Wang et al.   APPLIED PHYSICS LETTERS

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

(2008) Daisuke Yokoyama et al.   APPLIED PHYSICS LETTERS

High-efficiency, low-voltage phosphorescent organic light-emitting diode devices with mixed host

(2008) Marina E. Kondakova et al.   JOURNAL OF APPLIED PHYSICS

Influence of charge balance and exciton distribution on efficiency and lifetime of phosphorescent organic light-emitting devices

(2008) Rico Meerheim et al.   JOURNAL OF APPLIED PHYSICS

Origin of open circuit voltage in planar and bulk heterojunction organic thin-film photovoltaics depending on doped transport layers

(2008) Christian Uhrich et al.   JOURNAL OF APPLIED PHYSICS

Interface studies of Aluminum, 8-hydroxyquinolatolithium (Liq) and Alq3 for inverted OLED application

(2008) Youjong Lee et al.   ORGANIC ELECTRONICS

Horizontal orientation of linear-shaped organic molecules having bulky substituents in neat and doped vacuum-deposited amorphous films

(2008) D YOKOYAMA et al.   ORGANIC ELECTRONICS