Highly Efficient Deep-Blue OLEDs using a TADF Emitter with a Narrow Emission Spectrum and High Horizontal Emitting Dipole Ratio.
Sign Up to like & getrecommendations! Published in 2020 at "Advanced materials"
DOI: 10.1002/adma.202004083
Abstract: New blue (DBA-SAB) and deep-blue (TDBA-SAF) thermally activated delayed fluorescence (TADF) emitters are synthesized for blue-emitting organic-light emitting diodes (OLEDs) by incorporating spiro-biacridine and spiro-acridine fluorene donor units with an oxygen-bridged boron acceptor unit, respectively.… read more here.
Keywords: blue; deep blue; narrow emission; high horizontal ... See more keywords
Metal‐Perturbed Multiresonance TADF Emitter Enables High‐Efficiency and Ultralow Efficiency Roll‐Off Nonsensitized OLEDs with Pure Green Gamut
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202208378
Abstract: Multiresonance (MR)‐induced thermally activated delayed fluorescence (TADF) emitters based on B‐ and N‐embedded polycyclic aromatics are desirable for ultrahigh‐definition organic light‐emitting diodes (OLEDs) due to their high photoluminescence quantum yield (PLQY) and narrow bandwidth. But… read more here.
Keywords: tadf emitter; efficiency roll; emitter; multiresonance ... See more keywords
Solution Processing Small-Molecule Organic Emitter in Field-Induced, Carrier Gated Lighting Devices
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DOI: 10.1002/adom.201600917
Abstract: With the significant advantages of low-cost manufacturing and large device area, field-induced alternating current organic electroluminescent (AC-OEL) devices based on solution processed polymeric emitters have been intensively stuided over the past few years. However, the… read more here.
Keywords: field induced; small molecule; solution; emitter ... See more keywords
High‐Performance Nondoped Organic Light‐Emitting Diode Based on a Thermally Activated Delayed Fluorescence Emitter with 1D Intermolecular Hydrogen Bonding Interactions
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Optical Materials"
DOI: 10.1002/adom.202100461
Abstract: Nondoped organic light‐emitting diodes (OLEDs) have drawn enormous attention for their merits of process simplicity, reduced fabrication cost, and phase stability. Herein, a novel approach of utilizing intermolecular hydrogen bonding for enhancing performance of nondoped… read more here.
Keywords: intermolecular hydrogen; hydrogen bonding; performance; hydrogen ... See more keywords
Lifetime extension of in-core self-powered neutron detector using new emitter materials
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Energy Research"
DOI: 10.1002/er.3817
Abstract: Summary In this paper, new in-core self-powered neutron detector emitter candidate materials, ie, vanadium, cobalt, and silver, have been examined in their lifetimes compared with the commonly used rhodium emitter. Using a new quantitative lifetime… read more here.
Keywords: self powered; rhodium; detector; core self ... See more keywords
Effect of pulsating pressure on labyrinth emitter clogging
Sign Up to like & getrecommendations! Published in 2017 at "Irrigation Science"
DOI: 10.1007/s00271-017-0532-1
Abstract: Emitter clogging has a direct impact on the performance and service life of a drip irrigation system. A study of labyrinth emitter clogging was conducted to determine the effects of pulsating versus constant pressure on… read more here.
Keywords: pulsating pressure; irrigation; labyrinth emitter; emitter clogging ... See more keywords
Composite clogging characteristics of emitters in drip irrigation systems
Sign Up to like & getrecommendations! Published in 2018 at "Irrigation Science"
DOI: 10.1007/s00271-018-0605-9
Abstract: This study investigated the characteristics of emitter clogging substance in 16 kinds of drip irrigation emitters using 3 kinds of water sources that could typically induce composite clogging in the Yellow River irrigation area. The… read more here.
Keywords: delta fqt; composite clogging; variation; irrigation ... See more keywords
Performance Analysis of a Metamaterial-Based Near-Field Thermophotovoltaic System Considering Cooling System Energy Consumption
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Thermophysics"
DOI: 10.1007/s10765-019-2496-2
Abstract: A mathematical physical model of a near-field thermophotovoltaic (TPV) system containing a metamaterial emitter comprised of W-nanowire arrays embedded in a SiC host is constructed. It is notable that this model incorporates a cooling system.… read more here.
Keywords: system; near field; cooling system; emitter ... See more keywords
A comprehensive semi-analytical model of the polysilicon emitter contact in bipolar transistors
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Computational Electronics"
DOI: 10.1007/s10825-017-1082-8
Abstract: This paper aims to develop a comprehensive physical model for a bipolar transistor’s polysilicon-contacted emitter. Poisson’s equation is solved numerically in the emitter–base space charge region to specify the boundary conditions and the excess minority… read more here.
Keywords: analytical model; semi analytical; polysilicon; model ... See more keywords
Metamaterial-based graphene thermal emitter
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DOI: 10.1007/s12274-017-1922-7
Abstract: A thermal emitter composed of a frequency-selective surface metamaterial layer and a hexagonal boron nitride-encapsulated graphene filament is demonstrated. The broadband thermal emission of the metamaterial (consisting of ring resonators) was tailored into two discrete… read more here.
Keywords: thermal emitter; graphene thermal; based graphene; metamaterial based ... See more keywords
Mechanism analysis and feature extraction algorithm of communication emitter fingerprint
Sign Up to like & getrecommendations! Published in 2019 at "AEU - International Journal of Electronics and Communications"
DOI: 10.1016/j.aeue.2019.04.020
Abstract: Abstract A fingerprint extraction method based on the fingerprint mechanism (FM) of a communication emitter is proposed to solve the shortcomings of existing emitter identification technology. First, the Taylor polynomial model of the communication emitter… read more here.
Keywords: mechanism; communication emitter; emitter; emitter fingerprint ... See more keywords