Browsing Department of Materials Science and Engineering by Title
Now showing items 180-195 of 195
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Temperature-dependence Of Stress-related Phenomena
(Materials Science & Engineering, 2014-07-14)Efforts have been made to develop a simple but physically sound model. The model was specifically proposed to capture, explain, and estimate the temperature sensitivity and strengthening mechanism phenomena in small volume ... -
Templated Synthesis And Characterizations Of High Moment Magnetic Nanoparticles For Bioapplications
(Materials Science & Engineering, 2011-07-14)Magnetic nanoparticles have been widely used for biomedical applications such as drug and gene delivery, hyperthermia treatment of cancer, MRI contrast enhancement, cell labeling and magnetic separation. We present two new ... -
THE CHARACTERIZATION OF SECONDARY LITHIUM-ION BATTERY DEGRADATION WHEN OPERATING COMPLEX, ULTRA-HIGH POWER PULSED LOADS
(2016-09-12)The US Navy is actively developing all electric fleets, raising serious questions about what is required of onboard power supplies in order to properly power the ship’s electrical systems. This is especially relevant when ... -
The Effects of SnAgCu Solder Interconnect Package’s Parameters on Electromigration Failure Mechanisms
(2021-12-17)The primary concern of this dissertation is the electromigration (EM) failure mechanism found in Sn-Ag-Cu (SAC) solder alloys integrated in WCSP (wafer-level chip scale package) packaging structure and factors affecting ... -
THE INFLUENCE OF THE INTERACTION OF CARBON BASED MATERIALS WITH IONIC LIQUID ON THE TRIBOLOGICAL PERFORMANCE OF LUBRICATING GREASE AND OIL
Stringent government regulation on environment emissions and demand to develop energy efficient and durable modern mechanical systems has imposed a significant challenge on the lubricant additive manufacturer to develop ... -
Thermal Failure Mechanism And Voltammetry Metrology For Cu/barrier/low K Integration
(Materials Science & Engineering, 2007-08-23)The present study investigates the thermal stability of Cu/barrier/porous low κ (PLK) integration first, and then a new characterization method based on voltammetry is developed to characterize quality of diffusion ... -
Thermally Activated Sulfurization Scheme for CuInS2 Solar Cells
(Materials Science & Engineering, 2008-04-22)Chalcopyrite Solar Cells are now being fabricated on flexible (polymer) substrates. However, CuInS2 solar cells have not been fabricated on the polymer substrates on the commercial scale due the sulfurization temperature ... -
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 ... -
Thioacetamide As A Sulfur Precursor For Chalcopyrite Thin Film Solar Cells
(Materials Science & Engineering, 2010-03-03)Chalcopyrite CuInS₂ (CIS) thin films have the potential to be used in low cost terrestrial photovoltaic applications. The band gap of CIS is around 1.5 eV [1] and it well matches with the solar spectrum. However, the ... -
Transmission Electron Microscopy Studies Of LaMnO₃ And La₁₋xSrxMnO₃Thin Films Grown On Various Substrates
(Materials Science & Engineering, 2010-07-19)LaMnO₃ (LMO) and La₁₋xSrxMnO₃ (LSMO) thin films with colossal magnetoresistance have attracted considerable interest for potential applications in many technological devices, such as magnetic sensors and read-head of ... -
Tribological And Antiwear Mechanisms Of Fluorinated Zinc Dialkyl Dithiophosphate In Comparison To Zinc Dialkyl Dithiophosphate In Engine Oils
(Materials Science & Engineering, 2008-08-08)Tribofilms generated in wear tests using lubricants containing fluorinated ZDDP and ZDDP were studied. Fluorinated ZDDP demonstrated superior wear performance compared to ZDDP under tribological conditions even at lower ... -
Tribological Behavior Of Nanocrystalline Metals Prepared By Surface Mechanical Attrition Treatment
(Materials Science & Engineering, 2009-09-16)Nanocrystalline materials have shown great promise for a number of engineering applications ranging from structural and electronics to biomaterials and drug delivery. Nanoscale grain structures can cause tremendous ... -
Tribological Performance Of Ashless Antiwear Additives Under Extreme Pressure Conditions
(Materials Science & Engineering, 2010-07-19)Zinc diakyl dithiophosphate (ZDDP) has been used in engine oil for several decades as an antiwear additive. However, ZDDP is the primary source of P, S and Zn in the exhaust, which results in frequent maintenance or ... -
ULTRA-SMALL GOLD NANOPARTICLES BY GALVANIC REPLACEMENT OF LARGER SILVER NANOPARTICLES
(2019-05-16)In the last two decades, Au nanoparticles have been extensively explored for their biomedical applications, which is mainly driven by their biocompatibility and special optical properties known as surface plasmon resonance ... -
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, ... -
XANES And FTIR Study On Dried And Calcined Bones
(Materials Science & Engineering, 2012-04-11)The animal bones are common archeological finds and are helpful in understanding the human past. The bones undergo transformation when they are calcined. The cooked and cremated bones undergo different transformation, ...