Browsing by Subject "nanoparticles"
Now showing items 1-20 of 30
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A Small Scale Magnetic Particle Relaxometer
(2013-12-09)Magnetic Particle Imaging (MPI) is a newly found imaging modality. It utilizes superparamagnetic materials as tracers in the blood stream to obtain very high resolutions. MPI promises to have high sensitivity, high spatial ... -
An Investigation of Polymer Encapsualted Gold Nanoparticles for Use in Analytical Methods for Proteomic Based Research
(2016-05-09)With the trend in miniaturization in scientific research, nanomaterial use in various disciplines has become widespread. Proteomic research is a distinct area beginning to utilize nanomaterials for different research ... -
Bulk and Adsorption Properties of Surfactant Entrapped in Polyelectrolyte Complex Nanoparticles
(2016-08-05)With the wide application of nanotechnology in petroleum industry, transportation of nanoparticles in porous media has attracted a growing interest. This thesis focuses on investigating the bulk and adsorption properties ... -
Characterization and Reaction Studies of Silica Supported Platinum and Rhodium Model Catalysts
(2012-02-14)The physical and catalytic properties of silica supported platinum or rhodium model catalysts are studied under both ultra high vacuum (UHV) and elevated pressure reaction conditions (>1torr). Platinum or rhodium nanoparticles ... -
Characterization of Nano-Environments by Hypervelocity Projectile Secondary Ion Mass Spectrometry
(2017-05-09)The purpose of this study was to explore the performance of a secondary ion mass spectrometry (SIMS) technique for probing nanovolumes. The variant of SIMS used involves bombardment with individual massive projectiles ... -
Consolidation of copper and aluminum micro and nanoparticles via equal channel angular extrusion
(2009-05-15)Ultrafine grained (UFG), and nanocrystalline (nc) materials are of interest because of the high strength, compared with coarse grained counterparts. Several current methods to fabricate UFG and nc materials result in samples ... -
A continuous impingement mixing process for effective dispersion of nanoparticles in polymers
(Texas A&M University, 2006-10-30)Mixing refers to any process that increases the uniformity of composition and is an integral part of polymer processing. The effective mixing of nanoparticles into polymers continues to be one of the leading problems that ... -
Cytotoxicological Response to Engineered Nanomaterials: A Pathway-Driven Process
(2012-07-16)Nanoparticles, while included in a growing number of consumer products, may pose risks to human health due to heavy metal leaching and/or the production of reactive oxygen species following exposures. Subcellular mechanisms ... -
Design and Synthesis of Hybrid Inorganic/Organic Networks for the Sequestration of Pollutants from Aqueous Environments and the Stabilization of Emulsions
(2017-02-06)The contamination of water with hydrocarbons caused by the extraction and transportation of crude oil is a devastating problem for the environment. Typically, mechanical methods are employed to remove the bulk of the oil; ... -
Developing Protein Tags for Secondary Ion Mass Spectrometry to Determine Protein Interaction
The development of protein tags that enable the analysis of proteins with high multiplexity, in the context of cellular interactions. Nanoparticle and metal chelated tags were developed and utilized by Secondary Ion Mass ... -
Development of a Surface Enhanced Raman Spectroscopy Based Biosensor to Detect Cardiac Biomarkers
(2017-08-10)Myocardial infarction (MI) is one of the most common causes of death in the world. The main symptom after the onset of MI is chest pain, which is one of the leading reasons for emergency department (ED) visits. When a ... -
Electromagnetic Stimulation on Magnetic Plasmonic Nanoparticles to Regulate Cellular Activities
(2019-07-04)Neurodegenerative disorder imposes a significant challenge in neuroscience due to the lack of effective treatment to reverse the progress. Here we introduce an approach of using multifunctional superparamagnetic iron oxide ... -
Experimental and Theoretical Study on Stability of High Expansion Foam Used for LNG Vapor Risk Mitigation
(2019-02-28)Liquefaction of natural gas is an effective way to easily store and transport natural gas. A spill of liquefied natural gas (LNG) can result in the formation of a vapor cloud, which can migrate downwind near the ground ... -
Experimental Techniques to Study the Combustion of Aqueous Solutions of Hydroxylammonium Nitrate with Additives
(2015-11-05)Aqueous solutions of hydroxylammonium nitrate (HAN) are promising as possible replacements for hydrazine as liquid rocket propellants. HAN-based propellants offer lower toxicity, higher density, and possibly higher specific ... -
Fabrication of Molecular Devices
(2011-08-04)This project focuses on the synthesis and attachment of metal nanoparticles to Au and GaAs surfaces using a combination of chemical self-assembly and scanned probe lithography. In this project self-assembled monolayers ... -
Femtosecond time-resolved spectroscopy of coherent oscillations in nanomaterials
(2009-05-15)The interaction of laser radiation with a material can excite coherent lattice vibration. The observation of such periodic motion of the atoms in the lattice provides information on the properties of the material. In the ... -
Functionalization of Stable Metal-Organic Frameworks and Their Applications
(2016-06-17)Metal–organic frameworks (MOFs) are newly emerging inorganic–organic hybrid porous materials with diverse crystalline structures, high surface areas, and tunable pores. This dissertation primarily focuses on design and ... -
Heteroepitaxial Self Assembling Noble Metal Nanoparticles in Monocrystalline Silicon
(2013-08-13)Embedding metal nanoparticles in crystalline silicon possesses numerous possible applications to fabricate optoelectronic switches, increase efficiency of radiation detectors, decrease the thickness of monocrystalline ... -
Iron oxide nanoparticles as a contrast agent for thermoacoustic tomography
(2009-06-02)An exogenous contrast agent has been developed to enhance the contrast achievable in Thermoacoustic Tomography (TAT). TAT utilizes the penetration depth of microwave energy while producing high resolution images through ... -
Mercury Removal from Aqueous Systems Using Commercial and Laboratory Prepared Metal Oxide Nanoparticles
(2010-10-12)Five commercial metal oxide nanoparticles (CuO, SiO2, Fe2O3, TiO2 and Al2O3) have been individually screened for mercury removal in a batch reactor under bicarbonate buffered and non-buffered aqueous solutions (DI water). ...