Results 41 to 50 of about 5,099,955 (171)

Classroom Experiments and Teaching Materials on OLEDs with Semiconducting Polymers

open access: yesEducación Química, 2013
Experimentos en el salón de clase y materiales de enseñanza sobre OLEDs con polímeros semiconductores Organic semiconductors are a new class of materials representing an innovative field of scientific research.
Banerji Amitabh   +2 more
doaj   +1 more source

Enhancing the photoluminescence quantum yields of blue-emitting cationic iridium(III) complexes bearing bisphosphine ligands [PDF]

open access: yes, 2016
EZ-C acknowledges the University of St Andrews for financial support. We thank Johnson Matthey and Umicore AG for the gift of materials and Cihang Yu for the preparation of isopropxantphos. We thank Dr. Nail Shaveleev for the synthesis of NMS25. IDWS and
Henwood, Adam Francis   +11 more
core   +1 more source

Organic light-emitting diodes for biomedical applications [PDF]

open access: yes, 2022
Organic light-emitting diodes (OLEDs) have been used in displays and lighting applications due to their advantages in material properties, fabrication and device performance.
Lian, Cheng
core   +1 more source

Understanding the Structure and Energy Transfer Process of Undoped Ultrathin Emitting Nanolayers Within Interface Exciplexes

open access: yesFrontiers in Chemistry, 2022
Organic light-emitting diodes (OLEDs) have great potential for display, lighting, and near-infrared (NIR) applications due to their outstanding advantages such as high efficiency, low power consumption, and flexibility.
Ting Xu   +5 more
doaj   +1 more source

Improved Charge Injection and Transport of Light-Emitting Diodes Based on Two-Dimensional Materials

open access: yesApplied Sciences, 2019
Light-emitting diodes (LEDs) are considered to be the most promising energy-saving technology for future lighting and display. Two-dimensional (2D) materials, a class of materials comprised of monolayer or few layers of atoms (or unit cells), have ...
Yuanming Zhou   +6 more
doaj   +1 more source

Lifetime determination procedure for OLED lighting panels and proposal for standardisation

open access: yes, 2022
S.601-634A measurement setup and procedure for an accelerated testing of the luminance lifetime of large area organic light-emitting diodes (OLEDs) is presented.
Diekmann, K.   +3 more
core   +1 more source

Influence of cavity thickness and emitter orientation on the efficiency roll-off of phosphorescent organic light-emitting diodes [PDF]

open access: yes, 2014
This article describes the first systematic investigation of how the efficiency roll-off in organic light-emitting diodes (OLEDs) is influenced by the position and orientation of the emitter molecules within the OLED cavity.
Gather, Malte Christian   +3 more
core   +1 more source

Modeling organic light emitting diodes: a comparison between the conventional and a new carrier recombination models [PDF]

open access: yes, 2023
Charge carrier recombination is a fundamental process in the operation of light emitting diodes (LEDs). Radiative carrier recombination produces light, which is the desired output for LEDs, and hence should be maximized, whereas the other carrier ...
Inche Ibrahim, Mohd Lukman   +1 more
core   +1 more source

A platform for blue-luminescent carbon-centered radicals

open access: yesNature Communications, 2022
Organic radicals, which have unique doublet spin-configuration, provide an alternative method to overcome the efficiency limitation of organic light-emitting diodes (OLEDs) but extending their fluorescence into a short-wavelength region remains ...
Xin Li   +4 more
doaj   +1 more source

Electrical and optical analyses of tandem organic light-emitting diodes with organic charge-generation layer

open access: yesAIP Advances, 2018
The electrical and optical properties of tandem organic light-emitting diodes (OLEDs), in which a fluorescent and phosphorescent emitting units are connected by an organic charge-generation layer (CGL), were experimentally analyzed.
Bong Sung Kim   +3 more
doaj   +1 more source

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