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 180 for “"NCS"”.
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Burnout in female counsellor/therapists of the NCS
… Counselling Service (NSC) in Ireland. The NCS was established specifically to meet the needs of adult survivors of institutional abuse. and providing a service for such clients may be very challenging. In Study I, which included 26 NCS counsellor/therapists over a period of a year, mean …
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A comparative study of progression in the topic matter and materials across the NCS, the NCS work schedule and the CAPS
… in the National Curriculum Statement (NCS), the NCS Work schedule and the Curriculum and Assessment Policy Statement (CAPS). The research done for the purposes of this project utilises five concepts derived from current literature on sequence and progression in curricula as well as …
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A Web Based Application for Model Creation and Output Visualization with the NCS Brain Simulator
… Lab has developed the NeoCortical Simulator (NCS) to simulate brain activity on relatively large models. Initially, NCS inputs could only be configured using convoluted text files or Python scripts. The NCS Daemon was created to act as a service for accessing NCS from remote applications. This …
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Impact of national curriculum statement (NCS) on learners with severe intellectual disability in the Rustenburg district of Bojanala region, North West province
… in the National Curriculum Statement (NCS) approach since there is no special curriculum for them. The purpose of this study was to investigate the characteristics of severe intellectual disability and to find out whether learners of this condition are able to achieve the learning …
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Nonthemal plasma synthesis of indium phosphide nanocrystals and electrical properties of doped silicon nanocrystal films.
… plasma synthesis of semiconductor nanocrystals (NCs). Two systems of nanocrystals were studied, indium phosphide and doped silicon. A new method of synthesis of InP NCs is presented. It represents a new route for the synthesis of high quality compound semiconductor NCs. Additionally the …
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Colloidal semiconductor nanocrystals as nanoscale emissive probes in light emitting diodes and cell biology
… employs colloidal semiconductor nanocrystals (NCs) as nanoscale emissive probes to investigate the physics of light emitting diodes (LEDs), as well as to unveil properties of cells that conventional imaging techniques cannot reveal. On the LED side, in particular, Chapter 2 utilizes individual …
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Heterostructures Prepared by Surface Modification of Nanocrystals
Inorganic nanocrystals (NCs) have drawn the attention from many researchers due to their promising potentials for next generation technologies, from photovoltaics to biological applications. Various types of NCs have become available by synthetic protocols developed in the last two decades. In …
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Cognitive Processing Therapy and Trauma-Related Negative Cognitions: Relationship and Effect on Treatment
… the form of trauma-related negative cognitions (NCs). Although the theoretical underpinnings of NCs as well as their effect on symptom severity in individuals with PTSD have been studied, the role of NCs in therapeutic outcome is less understood. In particular, although CPT specifically targets …
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Synthesis, functionalisation and characterisation of germanium nanocrystals & their applications
… In recent years, germanium nanocrystals (Ge NCs) have emerged as environmentally friendlier alternatives to II-VI and IV-VI semiconductor materials as they are nontoxic, biocompatible and electrochemically stable. This thesis reports the synthesis and characterisation of Ge NCs and their …
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Exploring and enhancing conductivity in semiconductor nanoparticle films
Semiconductor nanocrystals (NCs) are a promising material for use in opto-electronic devices as their optical properties tune with particle size. NCs formed via colloidal synthesis are suspended in solution by the organic ligands which passivate the NC surface after synthesis, and NCs can be …
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The St. Louis Corridor: Mixing, Competing, and Retreating Dialects
… shows a number of Northern Cities Shift (NCS) features originating from the Inland North dialect area despite being geographically situated in the Midland region. Past studies have shown evidence of the Corridor's special status as an Inland North enclave (Labov 2007, Bigham 2010) but have …
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Cs-Pb-Br Core-shell Perovskite Microcrystals for Stability Improvement
Lead halide perovskite nanocrystals (LHP NCs) have been developed since 2014. Due to their intrinsic ionic salts and lead-halogen composition, they have high molar absorbance coefficient, high defect tolerance, and ultra-fast carrier mobility, and their material structure and optical properties can …
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Novel II-IV semiconductor nanocrystal gain media : from amplified spontaneous emission to lasing
… using cadmium selenide (CdSe) nanocrystallites (NCs) as a novel lasing media. We begin with the synthesis of polymer/NC composites, in which the NCs are stabilized within a long-chain methacrylate polymer. This chapter serves to highlight the processing flexibility afforded by the NCs as well as …
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Fabrication and characterization of quantum-confined optoelectronic devices based on CdSe nanocrystals
… quantum dots (QDs), or nanocrystals (NCs), are the subject of intense research for their novel size dependent optical and electronic properties. Since the development of synthetic methods to produce cadmium selenide (CdSe) QDs with very controlled size-distributions and high …
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Excited State Dynamics of Dyes Bound to Nanocrystals
… NP surface. To this end, colloidal nanocrystals (NCs), which are crystalline particles dispersed in a solvent medium, are used. These colloidal NCs present a more homogenous environment for dye-binding, and this reduced heterogeneity can make it easier to elucidate the molecular excited-state …
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TOWARD UNDERSTANDING THE FUNDAMENTALS IN THE SYNTHESIS OF METAL NANOCLUSTERS
Gold nanoclusters (Au NCs) are ultrasmall particles with the core size less than 2 nm. This size regime is in the transition from a single gold atom to a gold nanoparticle (Au NP). The general synthesis method of Au NCs is adpated from Brust method, where thiolate ligand is first mixed with Au(III) …
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Inducing Chirality in CdS Nanocrystals with Biomolecules
Chiral CdE (E=S, Se, Te) nanocrystals (NCs) are an emerging class of materials with potential applications in optoelectronics, bioimaging, and sensing. Among the strategies for generating chiral CdE NCs, which include 1) chiral molecule templated nucleation and growth, 2) assembly of CdE NCs into …
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Exploring condensed phases in engineered semiconducting nanocrystals
… exchange to produce semiconductor nanocrystals (NCs) in novel morphologies, compositions, and crystallographic phases. My dissertation research focuses on the understanding of the physical properties and phase transitions of these new nanomaterials prepared by cation exchange. In Chapter 1, I …
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A bioengineered approach for sustainable crude oil pollution treatment via entrapment, dispersal and removal using Nano-CarboScavenger
… nanoarchitectures (Nano-CarboScavengers or NCS) were derived predominantly from natural carbohydrate sources and designed for a multipurpose oil sequestration and dispersion agent that is environmentally undisruptive. NCS distribution on crude oil contaminated water was found to combine both …
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Networked Predictive Control Systems: Control Scheme and Robust Stability
… research method for Networked Control Systems (NCS), which is able to handle network-induced problems such as time-delay, data dropouts, packets disorders, etc. while stabilizing the closed-loop system. This work is an extension and complement of networked predictive control methodology. There …
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