MS Theses - DO NOT EDIT: Recent submissions
Now showing items 21-40 of 110
-
INVESTIGATION OF SURFACE CONTAMINATION IN A Cu-BASED Al ALLOY OCCURRING DURING TEM SAMPLE PREPARATION
(2018-08-17)This thesis investigates the nature of surface contamination originating from the jet-polishing process on Cu-6 wt% Al TEM disks. During previous TEM imaging and diffraction analysis performed by our group, surface ... -
Thermodynamic and phase-field analysis of domain structures and switching kinetics of bismuth ferrite thin films
(2018-12-06)In this study, thermodynamic analysis and phase field simulation are utilized to study the polarization, phase transitions, and phase coexistence in BFO thin films. The effect of temperature, substrate strain, and electrical ... -
A study of effect of bond length on bond strength using transient heat transfer analysis
(2018-08-17)It is important to understand the mechanical properties of the bonding between the adjacent layers of 3D printed parts build by fused deposition modeling. The bonding process is highly nonlinear and depends on various ... -
CHARACTERIZATION OF NORMAL AND ABNORMAL BONES BY RAMAN SPECTROSCOPY : ANALYSIS OF MINERAL TO MATRIX RATIO OF BONE USING ADVANCED MATERIALS CHARACTERIZATION TECHNIQUES
(2018-05-18)Bone disorders and disease are associated with multiple factors. Some of the disorders and diseases are difficult to understand because of their unknown root causes. Our goal was to differentiate between normal and genetically ... -
QUANTITATIVE ANALYSIS OF MINERAL/MATRIX TO EVALUATE GENETICALLY ALTERED BONE WITH INFRARED SPECTROSCOPY AND X-RAY SPECTRAL IMAGING
(2018-05-22)This thesis focuses on the characterization of bone with the help of Fourier Transform Infrared Spectroscopy and Energy Dispersive Spectroscopy. Such analysis of the physics and chemistry of biomaterials is vital to resolve ... -
PROCESSING BETA-TRICALCIUM PHOSPHATE AND 45S5 BIOGLASS MIXTURES FOR OSTEOGENIC BONE TISSUE SCAFFOLDS
(2017-08-18)A 30% 45S5 Bioglass and 70% -tricalcium phosphate ceramic mixture, which was previously shown to be osteogenic [1], was sintered and the process was investigated as a strengthening mechanism. Samples were sintered for dwell ... -
OSTEOGENIC DIFFERENTIATION IN PREOSTEOBLAST MC3T3-E1 CELLS INDUCED BY BETA TRICALCIUM PHOSPHATE BIOGLASS COMPOSITE
(2016-08-12)The use of bioactive material from bioceramic and composite components to support bone cell and tissue growth is an interesting area of medical field. Calcium phosphate ceramics are biocompatible and may develop interactions ... -
AG NANO-DENDRITIC THREE-DIMENSIONAL (3D) SURFACE-ENHANCED RAMAN SCATTERING (SERS) SUBSTRATE FOR IN-SITU LIQUID MEDIA DETECTION
(2017-08-30)Continuous monitoring of certain environmental pollutants, biological species, chemical species, and explosives are of utmost importance in recent times. Surface-enhanced Raman scattering (SERS) provides most promising ... -
A NOVEL APPROACH FOR FABRICATION OF SINGLE SILICON/SILICON OXIDE NANOPILLARS AT PRECISE LOCATIONS
(2016-12-15)Nanopillars exhibit novel electrical and optical properties which could not be obtained from bulk materials. Many of their practical applications would require controlled placement of nanopillars at exact locations. However, ... -
SILVER DENDRITE BASED THREE-DIMENSIONAL SURFACE ENHANCED RAMAN SCATTERING (SERS) SUBSTRATES
(2016-06-01)Three-dimensional (3D) hierarchical nanostructures have been considered as one of the most promising surface-enhanced Raman spectroscopy (SERS) substrates because it provides high-density hotspots along the three-dimension ... -
SYNTHESIS AND CHARACTERIZATION OF PLASMONIC-MAGNETIC Au-Co MULTILAYERED NANORODS
(2016-05-31)Au nanoparticles (AuNPs) and superparamagnetic iron oxide nanoparticles (SPIONs), in various forms, are considered as biocompatible and are of great interest for diagnostic imaging and therapeutic applications. Biomedical ... -
Microstructure and properties of hard and optically transparent HfO2 films prepared by high-rate reactive high-power impulse magnetron sputtering
(2016-05-13)Hafnium Dioxide (HfO2) has an extraordinary high bulk modulus, high hardness, high chemical stability, high melting point and high thermal stability. This material can be used as protective coatings for application involving ... -
Effects Of Surface Plasmon Excitations On Photoluminescence By CdSe/Zns Quantum Dots
(Materials Science and Engineering, 2013)The influence of localized surface plasmons (LSPs) and surface plasmon polaritons (SPPs) on the photoluminescence (PL) spectra of core/shell type CdSe/ZnS quantum dots (QDs) has been studied. Thin film samples of these ... -
Wear and Tribofilm Formation With Zinc-free Antiwear Additives
(Materials Science & Engineering, 12-10-2012)Engine oil is used in all internal combustion engines to lubricate the moving parts & mitigate the wear due to friction. Along with the mentioned two functions, engine oil also serves to protect the engine from corrosion, ... -
Effect Of Additive Morphology & Chemistry On Wear & Friction Of Greases Under Spectrum Loading
(Materials Science & Engineering, 12-10-2012)The primary focus of grease development is to minimize friction and improve on wear and load bearing capacity. Traditional method to evaluate wear behavior of grease is based on ASTM D2266 which evaluates the performance ... -
NANOPARTICLE-BRIDGE ASSAY FOR AMPLIFICATION-FREE ELECTRICAL DETECTION OF OLIGONUCLEOTIDES
(2015-12-08)The aim of this research is to investigate a highly sensitive, fast, inexpensive, and field-applicable amplification-free nanoparticle-based oligonucleotide detection method which does not rely on any enzymatic or signal ... -
INTERFACE REACTION INDUCED STRESS DEVELOPMENT IN AN ALUMINUM THIN FILM COPPER BULK PLATE DIFFUSION COUPLE
(2015-12-18)This thesis investigates the mechanism of the interface reaction induced intermetallic phase formation (IMC) and its impact on the interface reliability in Al-Cu diffusion couple pairing. This study is motivated by the ... -
Influence of the Volume-Contact Area Ration on the Growth Behavior of the Cu-Sn Intermetallic Phase
(2015-12-21)Solder Joints play a very important role in electronic packaging industry by serving as mechanical support and provides integrity to the device. The increasing demand for high performance, environmental and economic ... -
Material changes of bone following ishcemia of the immature femoral head
(2015-12-11)Legg-Calvé-Perthes disease (LCPD) is a childhood hip disorder resulting from the loss of blood flow to the femoral head. In severe cases of the disease, the femoral head can develop a flattening deformity; additionally, ... -
Characterization Of Fracture Toughness In Amorphous Diamond Like Carbon Thin Films And Coatings
(Materials Science & Engineering, 2015)Any material containing a crack when subjected to a certain amount of load, will eventually fail. This failure of material can be either time consuming (ductile) or instant (brittle) depending on the type of material and ...