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 “"SAED"”.
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Quantitative TEM analysis of crystalline and amorphous GeTe-based chalcogenides
… studied with CTEM (Conventional TEM) imaging, SAED (Selected Area Electron Diffration) and HRTEM (High Resolution TEM) techniques. The amorphous-to-crystalline transition and the crystallization morphology in binary Ge53Te47 samples was studied using CTEM imaging, SAED, HRTEM and EFTEM (Energy …
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Microspheres and Nanoparticles From Ultrasound
… optical/confocal microscopy, XRD, XPS, EDS, SAED, zeta potential, and BET.
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Investigating the Thermal Stability and Cation Ordering in Layered Cathode LixMO2 (x ≤ 1; M = Co, Mn, Ni) Materials for Li-ion Rechargeable Batteries and Studying the Ferroelectric Properties of LiNbO3 Nanoparticles
… However, selected area electron diffraction (SAED) and the bright field images from transmission electron microscopy studies revealed significant microstructure changes in the delithiated material and thermally aged products. In another system, Li[Ni1−<em>x</em>Mn<em>x</em>]O2 (x = 0.3, 0.5, …
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Synthesis and characterisation of CdS and PbS nanoparticles in an imidazolium based ionic liquid
… for low and high temperatures respectively. The SAED results revealed that the nanoparticles were crystalline and the morphological studies further showed formation of nano-sized particles in the range of 2 – 15 nm, with close to spherical shaped morphologies. Blue-shifted band gaps further …
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Dielectric loss determination using perturbation
… material which fills the cavity structure [Saed, 1987]. A full field analysis is used to compute the effective complex permittivity of the sample material based on reflection coefficient measurements of the cavity structure and associated geometrical dimensions. The method has previously …
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Grenzflächen-kontrollierte Mineralisation von Calciumphosphat
… Röntgenspektroskopie (EDXS), Elektronenbeugung (SAED) und hochauflösende Transmissionselektronenmikroskopie (HRTEM) konnte die erfolgreiche Mineralisation von Calciumphosphat für beide Amphiphile an der Wasser/Luft-Grenzfläche nachgewiesen werden. Es konnte auch gezeigt werden, dass das …
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Synthesis, characterisation and properties of tantalum based inorganic nanofibres
… structure and properties in the bulk. TEM and SAED have shown that the TaS3 unit cell is oriented with the b direction parallel to the long axis of the nanofibres, indicating the potential for the transfer of the low dimensional properties of the bulk material into the nanophase morphology. …
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Price Formation, Income Distribution, and the Business Cycle in a Stock-Flow Consistent Monetary Model
This Thesis follows the Post-Keynesian stock-flow consistent approach. This thesis provides some insight into the dynamics of aggregate behavior by means of numerical simulations, suggesting interesting closures grounded in Godley and Lavoie 2007 book. This thesis studies and analyzes some …
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Environmental policy in Jordan : analysis, gap identification, and strategies for improvement
Jordan is a country with a tremendously fragile environment. It faces substantial environmental challenges due to its delicate environmental resources and its limited financial assets. These challenges are aggravated by the scarcity of available water, deterioration of the water resources, land …
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Fault Tolerant Flight Control: An Application of the Fully Connected Cascade Neural Network
The endurance of an aircraft can be increased in the presence of failures by utilising flight control systems that are tolerant to failures. Such systems are known as fault tolerant flight control systems (FTFCS). FTFCS can be implemented by developing failure detection, identification and …
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Studies on semiconductor nanoparticles and polymer nanocomposites
… (EDAX), selected area electron diffraction (SAED), transmission electron microscopy (TEM) and electron paramagnetic resonance (EPR).
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Detection and Characterisation of Airborne Carcinogenic Erionite Fibres in New Zealand Roadside Environments Using a Novel Integrated Methodology
… with selected area electron diffraction (TEM-SAED) and MicroED for crystallographic confirmation. The analytical pipeline was validated using erionite-K bulk reference samples confirmed by X-ray diffraction (XRD). Field applications were conducted in three disturbed environments with known …
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Asymptotically zero energy computing using split-level charge recovery logic
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1994.
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Dielectric characterization using a Wideband Dielectric Filled Cavity (WDFC)
This dissertation summarizes the research performed towards the development, analysis, and testing of two new sample configurations used for characterizing dielectric materials over a wide band of frequencies. In the two configurations, a cylindrical cavity completely filled with a sample of the …
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Micro-analytical methodologies for the characterization of airborne inorganic pollutants collected on unconventional substrates
… and selected area electron diffraction (SAED) in order to make sure that no smaller particles, able to travel farther from their source, are present at a certain site. All data provided by electron microscopy analysis of particles collected by conifer needles are placed in the context of …
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Grundlegende Untersuchungen zum CVD-Wachstum Fe-gefüllter Kohlenstoff-Nanoröhren
… hinaus konnten sämtliche CNT-Füllungen mittels SAED und HRTEM als Einkristalle charakterisiert werden. Die innerhalb der CNTs eingeschlossenen Fe- oder Fe-C-Nanodrähte wiesen außerdem keine kristallographische(n) Vorzugsrichtung(en) gegenüber den CNT-Wänden auf. Anhand der experimentellen …
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Investigation of alternative batteries systems beyond lithium-ion batteries
… XPS, TEM and selected area electron diffraction (SAED) reveals that CoS is formed during cycling in place of Co nanoparticles. Raman spectroscopy suggests that CoS exhibits a catalytic effect on the oxidation of Na2S. CoS2 as a Cathode Material for a Non-Aqueous Zn Battery. CoS2 is investigated as …
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Synthesis of binary, ternary, and alloyed metal sulfides by a solvent-less route
… (TEM), selected area electron diffraction (SAED), scanning electron microscopy (SEM), energy dispersive spectroscopy (EDs) and ultraviolet visible spectrophotometer (UV-vis) techniques. Chapter three presents facile cationic (Cu2+, Sb3+ and Fe3+) doping in AgBiS2 by the solventless route …
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Towards secure and privacy preserving e-health data exchanges through consent based access control
How we administer healthcare continues to evolve alongside the advancement of information technology. As we become more connected, the Internet of Things and our want to share information in a timely manner encourage us to redefine and enhance how we exchange health information. A fully integrated, …
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