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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 50 for “"OPV"”.
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Design and synthesis of Push-pull chromophores for cell imaging and OPV devices [Progettazione e sintesi di cromofori Push-pull per l'imaging cellulare e i dispositivi OPV]
… l’imaging cellulare e il fotovoltaico organico (OPV). Unificate dall’integrazione strategica di gruppi donatori-accettori nelle architetture molecolari oggetto di studio, le ricerche sono articolate in due capitoli, ciascuno dedicato a una specifica sfida scientifica. Il primo capitolo esplora …
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The Role of Pax3 in Neuronal Differentiation of the Ophthalmic (OpV) Trigeminal Placode and Neural Tube during Chicken Embryonic Development
… interactions involved in trigeminal ophthalmic (opV) placode development. While Pax3 expression coincides with opV neuron specification, the function of Pax3 in these cells has not previously been investigated. Splotch mutant mice (which lack Pax3) have a reduced trigeminal ganglion; however it …
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The Role of Wnt Signaling in Development of the Ophthalmic Trigeminal Placode.
… The development of the ophthalmic trigeminal (opV) placode, which gives rise only to sensory neurons of the ophthalmic lobe of the trigeminal ganglion, is a well-studied model of sensory neuron development. While key differentiation processes have been characterized at the tissue and cellular …
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Nanocarbons as charge carriers in organic solar cells
Organic photovoltaics (OPV) are an alternate to conventional silicon and thin film solar cells. They have several advantages such as simple fabrication, low material cost, light weight, and the ability to cover large areas. Typical OPV are based on bulk heterojunction structure consisting of a …
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ORGANIC PHOTOVOLTAIC DEVICE OPTIMIZATION
Polymer based organic photovoltaic (OPV) is making great progress on solar cell performance in the past decade. As a potential alternative to conventional expensive photovoltaic technology, the ability of processing in solution enables OPV technology to be more and more popular in research area as …
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Redefining the Operation and Design Considerations of Organic Solar Cells: Role of Morphology and Defect States
<p>Organic photovoltaic (OPV) technology is currently a topic of great interest for potentially low cost solar energy conversion and possibility of many novel PV applications (e.g., building-integrated PV, portable solar cells). Successful commercialization of this technology, however, will require …
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Processes and Materials for Organic Photovoltaics
… current generations of organic photovoltaic (OPV) devices do not exhibit properties that are suited for wide scale commercialization. While much research has been dedicated towards this goal, more yet needs to be done before it can be clear whether this is an achievable goal. This thesis …
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The Role of FGFR4 in Trigeminal Placode Cell Development
… vertebrate embryos, the ophthalmic trigeminal (opV) placode contributes sensory neurons to the trigeminal ganglion during development of the peripheral nervous system. FGFR4 is expressed transiently in the trigeminal placode as cells undergo an epithelial-mesenchymal transition and begin to …
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Small molecules based on novel electron-deficient acceptor units for organic electronic applications
… can be batch-to-batch variation with respect to OPV performance. A solution to these problems is the use of small donor molecules which are monodisperse and have well-defined structures. However, the shorter conjugation of small molecules with respect to polymers requires measures to shorten the …
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Solar Energy Conversion and Control Using Organic Photovoltaic Cells
<p>Organic photovoltaic (OPV) cells are advanced, newly emerging technologies that are lightweight, mechanically flexible devices with highthroughput processes from low cost material in a variety of colors. Rathnayake et al. of Western Kentucky University have developed a nanostructure-based OPV …
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Tailoring functional Π-conjugated polymers and molecules for organic photovoltaic applications
The field of organic photovoltaics (OPVs) has developed into an active research topic in applied polymer, materials, and chemical sciences over the past decade due to the continuous improvement in device performance. The solution-processability of the organic active layer materials allows for the …
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Metal oxide/organic interface investigations for photovoltaic devices
… active organic layer in a model ZnMO / P3HT:PCBM OPV as well as lead to improved surface coverage by a self assembled monolayer and promote a significantly improved charge separation efficiency in a ZnMO / P3HT hybrid device. Additionally a spectroscopic technique allowing a versatility of …
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Oxidative chemical vapor deposition of semiconducting polymers and their use In organic photovoltaics
Organic photovoltaics (OPVs) have received significant interest for their potential low cost, high mechanical flexibility, and unique functionalities. OPVs employing semiconducting polymers in the photoactive layer have traditionally been fabricated almost exclusively with solution-based techniques …
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Electronic processes in organic optoelectronics : insights gained through modeling and magnetic field effects
Organic photovoltaics (OPVs) and organic light-emitting diodes (LEDs) are organic optoelectronics offering a number of unique benefits that may play an important role in the future of clean energy generation and efficient energy consumption. In this thesis, we explore key electronic processes in …
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Lamination of Inverted Organic Photovoltaics and Associated Physical Properties
… scale production and scientific exploration of OPV devices.</p> <p>The lamination process is then used to answer physical questions and solve problems related to OPV. After diversifying the procedure to include lamination at either the electron or hole contact, a series of semitransparent …
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Structural and aesthetic design applications of flexible, thin-film solar cells to power off-grid tensile structures
… that includes the use of organic photovoltaic (OPV) and perovskite solar cell technology. Through a product-design approach, this thesis explores use cases where the technology's uniquely-flexible, ultra-thin, lightweight, and low-cost key features are best applied as a solar energy source. …
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Organic Semiconducing Thin Films: Device Applications and Beyond
… transistors (OTFTs) and organic photovoltaics (OPVs), due to their potential for low cost, high volume fabrication when compared to traditional inorganic semiconductors. While the performance of organic devices generally lags behind the more established inorganic devices, significant growth in …
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SPECTROSCOPIC, IMAGING, AND DOPING STUDIES OF PUSH-PULL CONJUGATED POLYMER SOLAR CELLS
Organic Photovoltaics (OPV) have the potential to provide inexpensive, renewable electric power to satisfy increasing global energy demands due to their low materials and processing costs. Poly[2,6-(4,4-bis-(2-ethylhexyl)-4H-cyclopenta [2,1- …
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Design and implementation of a continuous improvement framework for an organic photovoltaic panels manufacturer
… the world leader organic photovoltaic panels (OPV) manufacturer, on several improvement projects. The concentration was on operations improvement as well as production information tracking and analysis. This thesis report, however, focuses primarily on the implementation of a continuous …
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Spectroscopic Studies of Organic Photovoltaic Non-Fullerene Acceptors
… active layer of organic photovoltaic (OPV) cells, and are credited with facilitating a rapid increase in the power conversion efficiencies of these devices in recent years. However, despite their clear importance to device performance, their detailed photophysics remains poorly …
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