DSc Dissertations Directed

"Reducing Flexible Base Vibrations Using Kinematically Redundant Robots," Mark Hanson, Summer 1995.

"Autonomous Navigation Recovery for Fine Pointing Low Earth Orbiting Spacecraft," Eleanor Ketchum Silverman, Spring 1998.


MS Theses Directed

Spacecraft and Structural Dynamics and Control

"Optimal Sensor Locations for On-Orbit Modal Identification of Large Space Structures," W. L. Poston, Summer 1991.

"Equivalence of Some System Identification Methods That Use Finite Hankel Matrices," Su-Zu Juang, Spring 1992.
Shuttle-Mir PASDE

"Determining the Effect of Modal Truncation and Modal Errors in Component Mode Synthesis Methods," T. Widrick, Summer 1992.

"Admittance Model for the Shuttle Remote Manipulator System in Four Configurations," L. Papadopoulos, Summer 1993.

"System Identification for Space Station Freedom Using Observer/Kalman Filter Markov Parameters," M. Papadopoulos, Summer 1993.

"The Effect of Boundary Conditions on Mode Set Selection for Flexible Components in Multi Body Dynamics," C. Sontag, Summer 1993.

"A Model of the Space Station Freedom Reaction Control System Using MatrixX/SystemBuild Software," C. Tran, Summer 1993.

"Efficient Eigenvalue Assignment by State and Output Feedback with Applications for Large Space Structures," E. Vannell, Summer 1994.

"Conceptual Design of a Crew Escape Module for a Single Stage to Orbit Vehicle," J. Bacon, Summer 1994.

"Evaluation of Various Multi-Input Multi-Output Recursive Algorithms for On-Line System Identification," J. Maldonado-Salgado, Summer 1994.

"Simulating the Dynamic Interaction of a Robotic Arm and the Space Shuttle Remote Manipulator System," S. Garrahan, Fall 1994.

"GPS Attitude Determination Using Deployable-Mounted Antennas," M. Osborne, Summer 1995.

"A Trade Study of the Effects of Augmentation on Two Single-Stage-To-Orbit Vehicle Concepts," M. Johnson, Summer 1995.

"A Matched Filter Theory Based Technique for Vibration Excitation Design," R. Weber, Summer 1995.

"Image Plane Modal Identification in Photogrammetric Dynamic Analysis," G. Holmes, Fall 1995.

"Development of a Rotor/Body Coupled Analysis for an Active-Mount, Aeroelastic Rotor Testbed," M. Wilbur, Spring 1996.

"Method for Landing Gear Modeling and Simulation with Experimental Validation," J. Daniels, Summer 1996.

"Experimental Low Speed Impact Damage Threshold of a Metallic Thermal Protection System," K. Karr, Summer 1996.

"Image Flow: Global Grid Tracking in the Image Plane Using the Photogrammetric Appendage Structural Dynamics Experiment," S. Linch, Fall 1997.

"Development of a Simulation Capability for the Active Rack Isolation System," T. Johnson, Summer 1997.

"Input Shaping to Reduce Solar Array Structural Vibrations," M. Doherty, Spring 1998.

"Development of a Generic Guidance Simulation Utilizing Second Order Neighboring Optimal Control," P. Hinchy, Spring 1998

"Computational Study of Hypervelocity Impacts on Metallic Thermal Protection Systems," C. Poteet, Summer 1998.

"Improvements in Stress Recovery and Error Estimation for Adaptive Mesh Refinement in Aerospace Structures," M. Dambach, Summer 1998.

"Structural Evaluation of Electron Beam Freeform Fabrication of Stiffened Panels," A. Brickler, 2006.

Mars
Mars Global Surveyor

"Mars Rover Sample Return Mission: An Application of Orbiter to Lander Tracking to Improve Landing Accuracy," P. D. Kent, Summer 1989.

"Aerothermodynamics of the Mars Global Surveyor Spacecraft," R. Shane, Fall 1997.

"Operational Data Reduction Procedure for Determining Density and Vertical Structure of the Martian Upper Atmosphere from Mars Global Surveyor Accelerometer Measurements," G. Cancro, Summer 1998.

"Preliminary Sizing of the Mars Sample Return Earth Entry Vehicle Primary Impact Structure," M. Hendrickson, Fall 1999

"Development of a Bank Reversal Control Law for a Martian Aerocapture Guidance Algorithm," J. Strickland, Summer 2000.

"Approaches to Autonomous Aerobraking at Mars," J. Hanna, Fall 2001.

"Modeling the Mars Atmosphere for Monte Carlo Simulations of the Mars 2001 Odyssey Aerobraking Mission," A. Dwyer, Summer 2001.

"Conceptual Design of a Mars Atmospheric Explorer," P. Escalera, Spring 2002.

"An Investigation into the Advantages of In-Space Propellant Re-Supply," M. Scher, 2006.

"A Coupled Interplanetary - Entry, Descent and Landing Targeting Procedure," J. Shidner, 2006.

Venus

" Determining the Atmospheric Density of Venus and Magellan Aerodynamic Properties from Spacecraft Attitude Data," P. Marsden, Summer 1993.

"Venusian Atmospheric and Magellan Spacecraft Properties from Attitude Control Data," C. Croom, Spring 1994.

"Momentum Accommodation Coefficient and Venus Atmospheric Density Variation from Magellan Attitude Control Data," R. Espiritu, Summer 1995.

"Magellan Aerodynamic Characteristics During the Termination Experiment Including Thruster Plume-Free Stream Interaction," F. Cestero, Fall 1997.

"Exploring the Utilization of Magellan Drag and Reaction Wheel Data to Determine Latitudinal Variations in the Venus Upper Atmosphere," T. Schellenberg, Fall 1999.

Orbit and Trajectory Guidance Navigation and Control

"Optimizing Interplanetary Trajectories with Deep Space Maneuvers," J. Navagh, Summer 1993.

"A Feasibility Study of a Microgravity Enhancement System for Space Station Freedom," P. Diamond, Summer 1993.

"Evaluation of GPS Position and Attitude Determination for Automated Rendezvous and Docking Missions," M. DiPrinzio, Summer 1994.

"Abort Performance for a Winged-Body Single-Stage to Orbit Vehicle," J. Lyons, Summer 1995.

"An Open Loop Guidance Architecture for Navigationally Robust On-Orbit Docking," H. Chern, Summer 1995.

"An Adaptive Thermospheric Model to Improve the Precision of Satellite Orbits," J. Hicks, Spring 1997.

"Conceptual Design of a Satellite for GPS Attitude Based Measurements of Thermospheric Winds," C. Schierer, Summer 1997.

"Methods to Improve the Maintenance of the Earth Catalog of Satellites During Severe Solar Storms," P. Wilkin, Fall 1997.

"MSX in Situ Atmospheric Measurements Near the Exobase," J. Leary, Fall 1997.

"Recursive Attitude and Rate Estimator Using GPS Doppler Data," R. Stephens, Fall 2000.

"Shuttle Orbiter Infrared Image Calibration using Thermocouple Data," T. Bozung, Spring 2001.

Home Biographical Information Research Interest Dissertations and Theses Academic Interests

Updated 01/16/05 by RHT
All photographs property of the National Aeronautics and Space Administration