Browsing MIT Theses by Title
Now showing items 43218-43237 of 61728
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Physics and learning based computational models for breaking bow waves based on new boundary immersion approaches
(Massachusetts Institute of Technology, 2008)A ship moving on the free surface produces energetic breaking bow waves which generate spray and air entrainment. Present experimental, analytic, and numerical studies of this problem are costly, inaccurate and not robust. ... -
The physics and physicopathology of the hydraulic complex of the central nervous system (the mechanics of hydrocephalus and normal pressure hydrocephalus)
(Massachusetts Institute of Technology, 1985) -
Physics and simulation of transport processes in hybrid organic semiconductor devices
(Massachusetts Institute of Technology, 2010)Organic semiconductors and nanomaterials promise to potentially form the basis for future efficient and cost-effective large area optoelectronic devices, such as lightemitting diodes and solar cells. Although these materials' ... -
The physics and technology of the InAlAs/n⁺-InP heterostructure field-effect transistor
(Massachusetts Institute of Technology, 1995) -
Physics based modeling of urea selective catalytic reduction systems
(Massachusetts Institute of Technology, 2010)This thesis addresses control-oriented modeling of urea-selective catalytic reduction (SCR) after-treatment systems used for reducing NO, emission in diesel vehicles. Starting from first-principles, appropriate simplifications ... -
The physics behind The CosmicWatch Desktop Muon Detectors
(Massachusetts Institute of Technology, 2019)The CosmicWatch Desktop Muon Detector is a Massachusetts Institute of Technology (MIT) and Polish National Centre for Nuclear Research (NCBJ) based undergraduate-level physics project that incorporates various aspects of ... -
The physics of artificial intelligence
(Massachusetts Institute of Technology, 2018)In this thesis, I explore both what Physics can lend to the world of artificial intelligence, and how artificial intelligence can enhance the world of physics. In the first chapter I propose a method to use artificial ... -
Physics of diurnal warm layers : turbulence, internal waves, and lateral mixing
(Massachusetts Institute of Technology, 2017)The daily heating of the ocean by the sun can create a stably stratified near-surface layer when the winds are slight and solar insolation is strong. This type of shallow stable layer is called a Diurnal Warm Layer (DWL). ... -
Physics of electrical degradation in GaN high electron mobility transistors
(Massachusetts Institute of Technology, 2009)The deployment of GaN high electron mobility transistors (HEMT) in RF power applications is currently bottlenecked by their limited reliability. Obtaining the required reliability is a difficult issue due to the high voltage ... -
Physics of high-frequency operation in silicon MOSFETs
(Massachusetts Institute of Technology, 1998) -
Physics of liquid crystals embedded in silica gels
(Massachusetts Institute of Technology, 2001)Octylcyanobiphenyl (8CB) embedded in silica aerosil gels have been studied by means of high resolution X-ray scattering experiments. The silica particles form a hydrogen-bonded fractal gel network that introduces quenched ... -
The physics of phase-noise mitigation : signal and filtering using microwave-photonic generation links
(Massachusetts Institute of Technology, 2013)The spectral purity of every oscillator system is limited by noise. This thesis explores the physics and measurements of noise fundamental to oscillators operating in the electrical and optical domains. Our analysis leads ... -
The physics of the value chain towards a dynamic theory of strategy
(Massachusetts Institute of Technology, 2017)Understanding the evolution of a firm's competitive advantage in a changing environment over time remains one of the most important topics in competitive strategy. We build on a recent stream of research in the arena of ... -
Physics, construction, experience : an architecture environment for informal science education
(Massachusetts Institute of Technology, 1996)While contemporary informal science education facilities (to include science centers, natural history museums, aquariums and zoos) have dramatically evolved from the 17th century room of curiosity cabinets to the modern-day ... -
Physics-, social-, and capability- based reasoning for robotic manipulation
(Massachusetts Institute of Technology, 2012)Robots that can function in human-centric domains have the potential to help humans with the chores of everyday life. Moreover, dexterous robots with the ability to reason about the maneuvers they execute for manipulation ... -
Physics-assisted machine learning for X-ray imaging
(Massachusetts Institute of Technology, 2022-02)X-ray imaging is capable of imaging the interior of objects in two and three dimensions non-invasively, with applications in biomedical imaging, materials study, electronic inspection, and other fields. The reconstruction ... -
Physics-Aware Optimization and Data-Driven Methods for Low-Carbon Power Systems
(Massachusetts Institute of Technology, 2023-06)The US electricity sector is undergoing a transformation with aggressive targets to achieve 100% carbon pollution-free electricity by 2035. To achieve this objective while maintaining a safe and reliable power grid in the ... -
Physics-Based Compact Model Development of Field Emitter Arrays
(Massachusetts Institute of Technology, 2024-02)Field Emitter Arrays (FEAs) - based cold cathodes have shown promise as electron sources in devices capable of high power and high frequency operation for a variety of applications such as microwave power amplifiers, ... -
A physics-based emissions model for aircraft gas turbine combustors
(Massachusetts Institute of Technology, 2006)In this thesis, a physics-based model of an aircraft gas turbine combustor is developed for predicting NO. and CO emissions. The objective of the model is to predict the emissions of current and potential future gas turbine ... -
Physics-based Estimates of Structural Material Quantities for Urban-level Embodied Carbon Assessment in Buildings
(Massachusetts Institute of Technology, 2023-06)Decarbonizing the built environment requires immediate actions to meet global climate targets. The world population growth and rapid urbanization rate add to the urgency of this challenge. In fact, buildings account for ...
