Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 24 for “"organic light-emitting diode"”.
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A low power display architecture for organic light emitting diode microdisplays
Organic light-emitting diode (OLED) devices offer a very promising alternative to existing flat panel display technologies, such as liquid crystal displays (LCD) that currently dominate the market. OLED displays offer very attractive characteristics, including higher luminous, larger viewing angle, …
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The Rich Chemistry of Cyclotriveratrylene (CTV) And CT-Inspired Reactions: Anthracenes with Organic Light-Emitting Diode (OLED) Applications and the Discovery of Cascade Reactions
… that are useful for the construction of organic light-emitting diodes (OLEDs). Several diaryl anthracene derivatives have been synthesized and analyzed, and were found to have excellent electroluminescent properties, including one analog that exhibits an exceptionally high quantum yield. …
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Deposition of colloidal quantum dots by microcontact printing for LED display technology
… of colloidal quantum dots within a quantum dot organic light-emitting diode (QD-LED). A monolayer of quantum dots is microcontact printed as small as 20 ,Lm lines as well as millimeter scale planes, and the resulting devices show quantum efficiencies as high as 1.2% and color saturation superior …
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Liquid crystalline semiconductors for organic electronics
… of novel liquid crystalline materials with light-emitting and or charge-transporting properties. Some of the liquid crystals (LCs) synthesised incorporate photopolymerisable diene or methacrylate end groups, situated at the peripheries of the molecular core. These photoreactive liquid …
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Display blocks : cubic displays for multi-perspective visualizations
… and interaction. Each device consist of six organic light emitting diode screens, arranged in a cubic form factor. I explore the possibilities that this type of display holds for data visualization, manipulation and exploration. To this end, I also propose a series of accompanying …
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A CMOS-compatible compact display
… of a silicon CMOS backplane integrated with light generating or modifying devices, are being developed for direct-view and projection applications. A microdisplay architecture using silicon light emitters and image intensification suitable for a micro-projector application is developed. A …
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Synthesis, Linear and Nonlinear Photophysical Characterization of Two Symmetrical Pyrene-terminated Squaraine Derivatives in Solution
… new trend in the formulation of highly absorbing organic molecules containing pyrenyl groups for the development of new materials with Organic Light-Emitting Diode (OLED) applications. Moreover, this work contributes to the study of intramolecular charge transfer interaction and its tailoring for …
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Physics and simulation of transport processes in hybrid organic semiconductor devices
Organic semiconductors and nanomaterials promise to potentially form the basis for future efficient and cost-effective large area optoelectronic devices, such as lightemitting diodes and solar cells. Although these materials' amorphous nature allow utilization of cheap, high-throughput …
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Feedback circuit for organic LED active-matrix display drivers
A feedback circuit for an Organic Light Emitting Diode (OLED) based display is proposed and demonstrated. An OLED-based flat panel display is brighter, much lower power, has no viewing angle limitation and potentially cheaper compared to available Liquid Crystal (LC) based displays. Despite these …
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Nano Structure and Novel Charging Materials of the Small Molecule Based OLED Devices
… bilayer-structured small molecule based Organic Light Emitting Diode (OLED) device by vacuum thermal deposition technology using a Kurt J. Lesker deposition machine. The system was calibrated carefully by determining the tooling factor of all the materials that were used. The …
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Electrodeposition of epitaxial metal thin films on silicon for energy conversion and flexible electronics
… resistance after 4000 bending cycles. A flexible organic light-emitting diode that was spin-coated on a Au foil exploited the transmittance and flexibility of the foil. The third paper: <em>Electrodeposition of nanometer-thick epitaxial films of silver onto single-crystal silicon wafers</em> …
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Interplay of Spin and Photophysics in Luminescent Open-Shell Molecular Semiconductors
Luminescent organic radicals are an emerging class of molecular semiconductors which exhibit many unique properties attractive for optoelectronic and spintronic devices. In this thesis, we employ optical and spin-based probes to reveal the dynamics of photogenerated excitons in a selection of novel …
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The Electrical and Mechanical Study of the Flexible Organic Light Emitting Diodes
This work begins from depositing the same organic light emitting diode (OLED) structure on the glass substrate and the Polyethylene terephthalate (PET) substrate. The result suggests that the transparency of the substrates, the microcavity effect arising from different anode thicknesses and the …
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Triplet Exciton Management in Organic Electronic Devices
… optoelectronic devices have been dominated by inorganic semiconductors such as silicon and gallium nitride. However organic semiconductors have many potential advantages and have shown significant research progress in both organic light-emitting diodes and organic photovoltaics. Tightly-bound …
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On variability and reliability of poly-Si thin-film transistors
… pixel circuit is developed for active-matrix organic light emitting diode (AMOLED) displays for compensating the shift of <em>V<sub>th</sub></em> and mobility in driver TFTs as well as compensating the supply voltage degradation. In addition, a self-repair design methodology is proposed to …
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Stability study in lead-halide perovskite light-emitting diodes
… but also have shown great potential in light emitting applications. Other than energy efficiency and brightness, perovskite emitters have advantages such as high colour saturation and low processing temperatures to compete with present inorganic and organic light emitting diode (LED) …
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On the Colour Tuning and Stability of Carbene-Metal-Amide Organic Light-Emitting Diodes
… focusses on the development of a family of light emitting molecules and their incorporation into organic light emitting diodes (OLEDs). OLEDs are currently widely utilised in consumer display products. Blue OLEDs, however, are unable to simultaneous meet the industrial requirements of colour …
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Designing novel host materials for blue phosphorescent organic light-emitting diodes
The overall efficiency of an organic light-emitting diode (OLED) is always limited to the efficiency of its individual components. The most important component is the emission layer, where excitons are formed and light is generated. This thesis deals with the improvement of one class of OLED …
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Bipolar metal oxide thin film diodes
With the increasing application of active-matrix organic light-emitting diode (AMOLED) displays which are basically current-driven devices, a current-driven switch with larger current capability and higher frequency operation will prove to be beneficial. The growth of the Internet of Things (IoT) …
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pinMOS Memory
A novel, non-volatile, organic capacitive memory device called p-i-n-metal-oxide-semiconductor (pinMOS) memory is demonstrated with multiple-bit storage that can be programmed and read out electrically and optically. The diode-based architecture simplifies the fabrication process, and makes further …
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