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Autonomous Vision Navigation of Spacecraft in Lunar Orbit
(2016-04-22)
NASA aims to achieve unprecedented navigational reliability for the first manned lunar mission of the Orion spacecraft in 2023. A technique for accomplishing this is to integrate autonomous feature tracking as an added ...
Minimization of Roll Firings for Optimal Propellant Maneuvers
(2016-04-21)
Attitude control of the International Space Station (ISS) is critical for operations, impacting power, communications, and thermal systems. The station uses gyroscopes and thrusters for attitude control, and reorientations ...
A Resistor Network Model for the Determination of Electrical and Thermal Properties of Nanocomposites
(2017-04-19)
Superior electrical, thermal, and mechanical properties of carbon nanotubes have made them popular candidates for use as fillers in polymer nanocomposites. This thesis presents a numerical model developed to determine the ...
Analysis of Hysteretic Systems: Preisach Formalism and Bouc-Wen Modeling
(2017-04-21)
The inherently nonlinear phenomenon of hysteresis is notoriously difficult to model. Of notable interest are the inverse models of hysteresis which identify the parameters of a particular model to closely match experimental ...
Monte Carlo Simulations on Resistive Switching Memristor Modeling
(2020-04-23)
Promising attributes in data processing such as faster read/write times, longer retention, and superior scalability have put resistive switching memristors in the spotlight of research. This thesis presents a numerical ...