Browsing Theses - Materials Science and Engineering by Title
Now showing items 841-860 of 1870
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III-V compositionally graded buffers for heterostructure integration
(Massachusetts Institute of Technology, 2015)InyGa₁-yAs alloys are critical in commercial applications such as high speed transistors, light emitting diodes, solid state lasers, photovoltaics, and photo-detectors. However, the range of compositions used in these ... -
III-V vertical nanowire transistor for ultra-low power applications
(Massachusetts Institute of Technology, 2017)Combining the superior carrier transport properties and flexible band structure engineering from III-V materials and ultimate scalability of vertical nanowire (VNW) device architecture, III-V VNW transistors are promising ... -
IIl-nitride nanowires and heterostructures : growth and optical properties on nanoscale
(Massachusetts Institute of Technology, 2014)Gallium nitride (GaN) and indium gallium nitride (InGaN) nanowires promise potential for further improving the electricity-to-light energy conversion efficiencies in light emitting diodes due to strain relaxation, reduced ... -
Imaging the recalescence behavior of undercooled nickel
(Massachusetts Institute of Technology, 1996) -
The impact of a nickel-chromium buffer layer on the magnetoresistance of Permalloy
(Massachusetts Institute of Technology, 1999) -
Impact of electrochemical process on the degradation mechanisms of AlGaN/GaN HEMTs
(Massachusetts Institute of Technology, 2014)AlGaN/GaN high electron mobility transistors (HEMTs) constitute a new generation of transistors with excellent electrical characteristics and great potential to replace silicon technology in the future, especially in high ... -
The impact of improved materials in poly(vinyl chloride)-based endotracheal tubes
(Massachusetts Institute of Technology, 2004)Endotracheal tubes (ETs) are used to aid artificial ventilation in millions of medical patients every year and are known to invoke the proliferative phase in the cell linings. The technical objective of this work was to ... -
The impact of mass decompounding on assessing the value of vehicle lightweighting
(Massachusetts Institute of Technology, 2008)Among consumers and manufacturers alike, there is an increasing realization about the need for fuel efficient vehicles. One effective way to accomplish this is through vehicle lightweighting, which can be achieved by ... -
Impact of morphology and scale on the physical properties of periodic/quasiperiodic micro- and nano- structures
(Massachusetts Institute of Technology, 2012)A central pillar of real-world engineering is controlled molding of different types of waves (such as optical and acoustic waves). The impact of these wave-molding devices is directly dependent on the level of wave control ... -
Impact of scale on performance and technology in process-intensive industry
(Massachusetts Institute of Technology, 1999)Two surveys are performed to determine production methods, competitive strategies, and scale disadvantages for a group of small manufacturing plants. Detailed comparisons of economic, operational, and development activities ... -
Impact studies on fixed end rods
(Massachusetts Institute of Technology, 1954) -
Impedance spectroscopy study of water uptake and long-term degradation of immersed polyimide coatings
(Massachusetts Institute of Technology, 1994) -
Implementation of a manufacturing process platform
(Massachusetts Institute of Technology, 2005)As companies grow and innovate, they offer an increasing number of products. Product proliferation must be managed through a product development process, which is supported by key competencies of the company in the form ... -
Implementation of battery energy storage system for the electricity grid in Singapore
(Massachusetts Institute of Technology, 2010)The market of grid-level electricity storage is growing rapidly, with a predicted market value of 1.6 billion in 2012 and 8.3 billion in 2016. Electrochemical storages such as lead-acid, nickel-cadmium, sodium-sulfur and ... -
Implementation of electric vehicle system based on solar energy in Singapore assessment of flow batteries for energy storage
(Massachusetts Institute of Technology, 2009)For large-scale energy storage application, flow battery has the advantages of decoupled power and energy management, extended life cycles and relatively low cost of unit energy output ($/kWh). In this thesis, an overview ... -
Implementations of electric vehicle system based on solar energy in Singapore : assessment of solar photovoltaic systems
(Massachusetts Institute of Technology, 2009)To evaluate the feasibility of solar energy based Electric Vehicle Transportation System in Singapore, the state of the art Photovoltaic Systems have been reviewed in this report with a focus on solar cell technologies. ... -
Implementations of electric vehicle system based on solar energy in Singapore assessment of lithium ion batteries for automobiles
(Massachusetts Institute of Technology, 2009)In this thesis report, both quantitative and qualitative approaches are used to provide a comprehensive analysis of lithium ion (Li-ion) batteries for plug-in hybrid electric vehicle (PHEV) and battery electric vehicle ... -
Implementations of electric vehicle system based on solar energy in Singapore assessment of solar thermal technologies
(Massachusetts Institute of Technology, 2009)To build an electric car plus renewable energy system for Singapore, solar thermal technologies were investigated in this report in the hope to find a suitable "green" energy source for this small island country. Among all ... -
Implementing novel inventory controls and weighing the costs and benefits of supplier managed inventory (SMI) in a consolidated manufacturing center
(Massachusetts Institute of Technology, 2006)The Largo manufacturing site of the Raytheon Company is a pure production facility with limited collocated design capabilities. All of the initial design and development engineering is done in four external sites - ... -
Improved UHMWPE for use in total joint replacement
(Massachusetts Institute of Technology, 1997)
