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 “"iron oxide nanoparticle"”.
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Iron Oxide Nanoparticle Surface Modification: Synthesis and Characterization
… of interest within the scientific community. Iron oxide nanoparticles, specifically those based on iron (II, III) oxide (magnetite, Fe3O4), have been prominently investigated for biomedical, theranostic applications due to their documented superparamagnetism, high biocompatibility, and other …
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Engineered iron oxide nanoparticle-polymer composites for the removal of dissolved arsenic and antimony
… removal is essential for protecting the water environment. This MEngSci research project investigated the use of magnetite (Fe3O4) nanoparticle – polymethylmethacrylate (PMMA) composites, as a reusable adsorbent toremove dissolved As andSb. Comparative experiments were carried out to examine the …
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Contaminant reduction by iron oxide nanoparticles: Environmental variables and evolving reactivity
Iron oxide nanoparticles are a promising resource for solving some of today’s most pressing global challenges in the developed and developing world, including the removal of toxins from drinking water resources, treatment of mining wastes, and remediation of groundwater contaminated by industrial …
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Innovating surgery for oral squamous cell carcinoma with targeted fluorescent and magnetic tracers
… imaging, and FerroTrace, a superparamagnetic iron oxide nanoparticle (SPION) that has been engineered with mannose end targets for macrophage-specific binding to aid SLNB.
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Multifunctional Nanoparticles for Cancer Imaging and Therapy
… andtreatment. Through the use of multifunctional nanoparticles, researchers aim to address current limitations of cancer therapy by expediting the detection of the disease and improving the therapeutic efficacy of drugs while confining their effect in the intended tumor sites. Iron oxide …
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Magnetic Resonance Imaging of a Natural Killer Cell Therapy in a Mouse Model of Prostate Cancer
… with MoldayRhodamine, a superparamagnetic iron oxide nanoparticle (SPIO). A subcutaneous PC-3M tumour model was used to investigate tracking of KHYG-1 in vivo using the bSSFP sequence. Four days after administration, KHYG-1 accumulation in the tumours was detected by histology but not by …
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Investigating the Anti-Melanoma Activity of Combinatorial Paclitaxel and MEK Inhibitor
… development of a theranostic superparamagnetic iron oxide nanoparticle (SPION), designed to accommodate the simultaneous encapsulation of two anti-melanoma compounds, with the addition of a melanoma cell-specific targeting moiety (α-MSH) attached to the surface of the nanoparticle (NP). The …
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Polymer-mediated assembly of MRI contrast agents and their use in imaging of vascular defects
… the in vivo performance of superparamagnetic iron oxide nanoparticle (SPION) contrast agents are investigated. Chapter 4 explores the use of hyperbranched polyglycerol (HPG) in assembling SPIONs in the form of spherical clusters. By controlling the cluster size and molecular architecture of …
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Micro and nanotechnology for cancer treatment
… removes leukocytes tagged with magnetic nanoparticles. The size sorting region retains the remaining cells in single cell capture sites, while allowing small red blood cells to pass through 5pm gaps. The device achieves over 103 enrichment, up to 96% recovery of cancer cells and allows …
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Sustainable Nanomaterials Combined with Raman Spectroscopy-based Techniques to Advance Environmental Sensing
The propagation of contaminants in the environment continues to threaten public health and safety. Conventional analytical techniques for environmental detection require centralized facilities and intensive resources for operation. An effective implementation of a wide network of field deployable …
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Polymer-coated iron oxide nanoparticles for medical imaging
… materials used in medicine are polymer-coated iron oxide nanoparticles. This dissertation describes several formulations for in vivo imaging applications. The paramagnetic polymer-coated iron oxide nanoparticle aminoSPARK is used as a fluorescence-mediated tomography (FMT) imaging agent for …
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Synthesis of CRUD and its effects on pool and subcooled flow boiling
… representative of reactor CRUD on indium tin oxide-sapphire heaters. The effects of synthetic CRUD on boiling heat transfer were then experimentally studied, focusing on heat transfer coefficient (HTC), critical heat flux (CHF), nucleation site density, bubble departure frequency, and bubble …
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Amphiphilic hyperbranched polyglycerols for industrial and biomedical applications
… These agents have been produced from polymers, nanoparticles, and vesicles that are conjugated with small molecules and biomacromolecules to gain specify selectivity and function. Harnessing the adaptability of HPGs, an amphiphilic material with a Janus architecture was generated for the …
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Magnetic field directed self-assembly of gold Pickering emulsion for preparing patterned film.
… chain-like ordered arrays of the gold nanoparticle Pickering ferrofluid in polyvinyl alcohol (PVA) emulsion, in the form of a thin film on glass and silicon substrate. Previously-conducted MSCDS processes lacked the control over the dimensions of the prepared patterns. Here, the static …
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Thermally Responsive Peptide Coated Superparamagnetic Iron Oxide Nanoparticles for Drug Delivery
… drug release. In this context, superparamagnetic iron oxide nanoparticles based drug delivery systems are highly desirable. Superparamagnetic iron oxide nanoparticles upon exposure of alternate magnetic field could be directed and provide heat to localised areas. Moreover, superparamagnetic iron …
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Entwicklung biokompatibler superparamagnetischer Nanopartikel für den Einsatz als in vivo-Diagnostikum insbesondere im Magnetic Particle Imaging
Magnetische Eisenoxidnanopartikel werden bereits seit geraumer Zeit erfolgreich als MRT-Kontrastmittel in der klinischen Bildgebung eingesetzt. Durch Optimierung der magnetischen Eigenschaften der Nanopartikel kann die Aussagekraft von MR-Aufnahmen verbessert und somit der diagnostische Wert einer …
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Electrochemical Studies and Antimicrobial Properties of Synthesized Green Mediated Metal Oxide Nanoparticles
Nanoparticles synthesized through alternate biological methods are known to be more biocompatible with no toxic effects. The biological method of synthesis relies on the ability of organic compounds to reduce metal ions and stabilize them into nanoparticles. In this study, a green approach was …
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Viaggio nel fluxgate a RTD: sfruttare la flessibilità e raggiungere la sostenibilità
Il magnetometro fluxgate viene studiato da più di 80 anni grazie alla sua capacità di rilevare e quantificare segnali (magnetici). E' in grado di rilevare campi magnetici statici e quasi statici da 1pT a 10nT. Però, questa struttura simile a un trasformatore con un core ferromagnetico circondato …