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 18 of 18 for “"PCSS"”.
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Studies and Optimization of All-Polymer Solar Cells based on Naphthalene Diimide-Biselenophene Copolymer Acceptors
… focuses on studies all-polymer solar cells (all-PCSs) based on naphthalene diimide-biselenophene copolymer acceptors and aims to better understand the relationship between photovoltaic properties, blend morphology, and device processing variables. In this study, we found that optimal thermal …
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Photonic Crystals with Alternate Arrays of Rods and Holes in a Low Dielectric-Index Material
… PhCs, which are called photonic crystal slabs (PCSs). I found that the overlapped TE and TM PBGs persist in these PCSs although they are restricted to a partial k-space. By manipulating certain structure parameters such as the thickness of PCS and its cladding, it is possible to achieve …
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Overlapping of mental health symptoms and post-concussion symptoms among Icelandic female athletes
… symptoms on the post-concussion symptoms scale (PCSS), among elite female athletes in Iceland. The aim was to examine the correlation between those items that were found to be overlapping with concussion count of two to six or more SRC. Concussion count with individual items on PHQ-9 and GAD-7 …
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Silicon carbide as a photoconductive switch material for high power applications
… energy for code calibration and high power PCSS analysis is presented and compared with semiconductor physics models. The methods used to determine the density and recombination cross section of interband dopants is also presented. A method to improve the hold off voltage of the PCSS by many …
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Smart charging strategies for electric vehicle charging stations
… strategy for portable charging stations (PCSs) is introduced. It is shown that when smartly managed, PCSs can play an important role in the reduction of waiting times in an EV charging network. A new strategy is proposed for dispatching/allocating PCSs during various hours of the day to …
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Modeling optically activated high power semiconductor switches
… time dependent computer model of a GaAs PCSS has been developed to investigate nonuniformities in the electric field observed in the operation of a high power photoconductive semiconductor switch. The model solves the continuity equations for electrons, holes, and traps, the energy …
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A Power Conditioning System for Superconductive Magnetic Energy Storage based on Multi-Level Voltage Source Converter
… in terms of size, speed, and cost. Conventional PCSs use thyristors, due to the power capacity of the SMES system. The speed limit of the thyristor uses a six-pulse operation that generates a high harmonic. To reduce the harmonic, multiple PCSs are connected together with phase-matching …
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Examining the Relationship Between State Anxiety and Vestibular and Ocular Motor Impairments and Symptoms in High School Athletes with Concussion
… neurocognitive test (ImPACT); VOMS, STAI, PCSS. PROCEDURES: Participants completed at least 2 clinical visits (initial and medical clearance) to include ImPACT, VOMS, PCSS, and the STAI-State at initial clinical visit and STAI-State and STAI-Trait at medical clearance clinical visit. …
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The tectonic evolution of the Southern Granulite Terrane of India and its role in the amalgamation of Gondwana.
… The Palghat Cauvery Shear System (PCSS) at the southernmost margin of the Salem Block, represents a network of anastomosing crustal-scale shear zones with a largely dextral offset. The careful structural field observations coupled with U-Pb zircon geochronology of cross-cutting …
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Flexible system development strategies for the Chuo Shinkansen Maglev Project : dealing with uncertain demand and R&D outcomes
… demand accurately to determine the number of PCSs to construct. At the same time, the R&D to advance the technologies of PCS has the possibility of improving the project value by enabling staged flexible system development strategies. Since it is difficult to correctly estimate demand and R&D …
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Design and optimization of an ultra-compact thermal management system integrated with micro-fins for high power applications
… photo-conductive semiconductor switches (Si-PCSS). Many methods of thermal management have been studied, which include (in order from lowest to highest heat extraction performance) passive cooling (heat sinks, cooling fins), passive multi-phase cooling (heat pipes), active single-phase liquid …
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Evaluating the Effects of Cardiorespiratory Fitness Level and Gender on Outcomes of the Buffalo Concussion Bike Test
… administered the Post-Concussion Symptom Scale (PCSS) and the Vestibular/Ocular Motor Screening (VOMS) immediately before and after the BCBT. </p> <p>Results: Participants in the HIGH CRF group exhibited longer times-to-test completion (U = 15.00, p <.001) and had lower heart rates across the …
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Full Bridge LLC Converter Secondary Architecture Study for Photovoltaic Application
… Thus, targeted Power Conditioning Systems (PCSs) are drawing increased attention in research. Microconverter is one of the PCS that can support versatile applications in various power line architectures. This work focuses on the comparison of circuit secondary side architectures for LLC …
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Dealing with variability in the design, planning and evaluation of Healthcare inpatient units: a modeling methodology for patient dependency variations.
… and the data of Patient Classification Systems (PCSs) can be used to model workload variations and, subsequently, plan the nurse staffing requirements in systems with high variability. The work presented gives step by step guidance in how the analysis and subsequent modelling of an inpatient ward …
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A study of carbon and iron charged point defects in gallium nitride: electronic structure implications for high-power photoconductive solid state switch applications
… for photo-conductive solid-state switches (PCSSs), also called photo-conductive semiconductor switches. However, to make effective use of the rich capa- bilities of device-scale engineering design tools (e.g., Technology Computer- Aided Design (TCAD)) it is necessary to know a variety of …
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Intelligent transport systems for South Africa: contextual investigation of the application of non-motorised transport intelligent transport measures
… effectiveness of Pedestrian Countdown Signals (PCSs) in Charlotte (North Carolina), and Philadelphia (Pennsylvania). The study results showed that after the implementation of PCSs, pedestrian crashes decreased by 9%, total crashes decreased by 8%, and rear end crashes decreased by 12%. The …
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Ultraviolet triggering and characterization of diamond photoconductive semiconductor switches for advanced high-power, high-speed applications
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms
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Modeling and simulation of III-nitride devices and circuits for next generation communications and quantum computing
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-11-15 without embargo terms