Publications

Journal Papers

1.    Yunjun Xu and Norman Fitz-Coy, “Coupled Orientation and Orbit Maintenance in Formation Flight Via Sliding mode control,” J. of British Interplanetary Society, Vol. 57, pp. 186-195, 2004.

2.    Yunjun Xu and Norman Fitz-Coy, “Maintaining and Reconfiguration control strategy in formation flight system,” J. of British Interplanetary Society, Vol 57, pp. 226-236, 2004.

Conference Papers

1.    Andrew Tatsch, Yunjun Xu, and Norman Fitz-Coy, “A nonlinear controller via artificial potential function for spacecraft attitude maneuvers,” 2004 Core Technologies for Space Systems Conference, November 8 – 10, 2004, Colorado Springs, CO, accepted.

2.    Yunjun Xu and Norman Fitz-Coy, “Formation Flight System via Robust Control,” 27th annual AAS Guidance and Control Conference, Breckenridge, Colorado, February 4 - 8, 2004.

3.    Yunjun Xu, Norman Fitz-Coy, and Paul Mason, “Thruster Limitation Considerations for Formation Flight Control,” Mission Engineering and Systems analysis Division, Flight Mechanics Symposium, October 28-30, 2003, GSFC, Greenbelt, MD.

4.    Yunjun Xu and Norman Fitz-Coy, “Genetic Algorithm based sliding mode control in the leader/follower satellites pair maintenance,” 2003 AAS/AIAA Astrodynamics Specialist Conference, Big Sky, Montana, August 3-7, 2003.

5.    Yunjun Xu, Norman Fitz-Coy, “Generalized Relative Dynamics and Control in Formation Flying System”, 26th annual AAS Guidance and Control Conference, Breckenridge, Colorado, February 5 - 9, 2003.