[1] | Astrom, K., Wittenmark, B., Adaptive Control, 2nd ed.; Addison Wesley Longman, Massachusetts, 1995. |
[2] | Slotine, J., Benedetto, M., “Hamiltonian adaptive control of spacecraft”, IEEE Transactions on Automatic Control 35(7), 1990. |
[3] | Slotine, J., Li, W., Applied Nonlinear Control, Pearson Publishers, Chapter 8, 1990. |
[4] | Fossen, “Comments on Hamiltonian adaptive control of spacecraft”, IEEE Transactions on Automatic Control, 38(4), 1993. |
[5] | Sands, T. Fine Pointing of Military Spacecraft. Ph.D. Dissertation, Naval Postgraduate School, Monterey, CA, USA, 2007. |
[6] | Kim, J., Sands, T., Agrawal, B., "Acquisition, Tracking, and Pointing Technology Development for Bifocal Relay Mirror Spacecraft", SPIE Proceedings Vol. 6569, 656907, 2007. |
[7] | Sands, T., Lorenz, R. “Physics-Based Automated Control of Spacecraft” Proceedings of the AIAA Space 2009 Conference and Exposition, Pasadena, CA, USA, 14–17 September 2009. |
[8] | Sands, T., “Physics-Based Control Methods", Chapter in Advancements in Spacecraft Systems and Orbit Determination, Rijeka: In-Tech Publishers, pp. 29-54, 2012. |
[9] | Sands, T., “Improved Magnetic Levitation via Online Disturbance Decoupling”, Physics Journal, 1(3) 272-280, 2015. |
[10] | Sands, T., “Nonlinear-Adaptive Mathematical System Identification”, Computation, 5(4) 47, 2017. |
[11] | Sands, T., “Phase Lag Elimination At All Frequencies for Full State Estimation of Spacecraft Attitude”, Physics Journal, 3(1) 1-12, 2017. |
[12] | Nakatani, S., Sands, T., “Autonomous Damage Recovery in Space”, International Journal of Automation, Control and Intelligent Systems, 2(2) 23-36, Jul. 2016. |
[13] | Nakatani, S., Sands, T., “Simulation of Spacecraft Damage Tolerance and Adaptive Controls”, IEEE Aerospace Proceedings, Big Sky, MT, USA, 1–8 March 2014. |
[14] | Heidlauf, P.; Cooper, M. “Nonlinear Lyapunov Control Improved by an Extended Least Squares Adaptive Feed forward Controller and Enhanced Luenberger Observer”, In Proceedings of the International Conference and Exhibition on Mechanical & Aerospace Engineering, Las Vegas, NV, USA, 2–4 October 2017. |
[15] | Heidlauf, P., Cooper, M., Sands, T., “Controlling Chaos – Forced van der Pol Equation”, Mathematics, 5(4), 70, 2017. |
[16] | Wie, B., “Robust singularity avoidance in satellite attitude control”, U.S. Patent 6039290 A, March 21, 2000. |
[17] | Sands, T., Kim, J., Agrawal, B., "2H Singularity-Free Momentum Generation with Non-Redundant Single Gimbaled Control Moment Gyroscopes," Proceedings of 45th IEEE Conference on Decision & Control, 2006. |
[18] | Sands, T., "Control Moment Gyroscope Singularity Reduction via Decoupled Control," IEEE SEC Proceedings, 2009. |
[19] | Sands, T., Kim, J., Agrawal, B., "Nonredundant Single-Gimbaled Control Moment Gyroscopes," Journal of Guidance, Control, and Dynamics, 35(2) 578-587, 2012. |
[20] | Sands, T., “Experiments in Control of Rotational Mechanics”, International Journal of Automation, Control and Intelligent Systems, (2)1 9-22, 2016. |
[21] | Sands, T., "Singularity Minimization, Reduction and Penetration", Journal of Numerical Analysis and Applied Mathematics, 1(1) 6-13, 2016. |
[22] | Agrawal, B., Kim, J., Sands, T., “Method and apparatus for singularity avoidance for control moment gyroscope (CMG) systems without using null motion”, U.S. Patent 9567112 B1, Feb 14, 2017. |
[23] | Sands, T., “Experimental Piezoelectric System Identification”, Mechanical Vibrations, special issue in Journal of Mechanical Engineering and Automation, 7(6), 2017, Accepted. |
[24] | Sands, T., “Space System Identification Algorithms”, Journal of Space Exploration, 6(3), 138, 2017. |
[25] | “ABS-M30” for FORTUS 3D Production Systems, specification sheet, http://www.fortus.com/~/media/Fortus/Files/PDFs/MS-ABS-M30-FORTUS.ashx. |
[26] | “Arcam data sheet”, Ti6Al4V Titanium Alloy, Arcam EBM system data sheet, available online at the following website: http://www.arcam.com/CommonResources/Files/www.arcam.com/Documents/EBM%20Materials/Arcam-Ti6Al4V-Titanium-Alloy.pdf. |
[27] | Arena, Mark V., Obaid Younossi, Lionel A. Galway, Bernard Fox, John C. Graser, Jerry M. Sollinger, Felicia Wu, Carolyn Wong, “Impossible Certainty Cost Risk Analysis for Air Force Systems”, RAND report sponsored by the United States Air Force under Contract F49642-01-C-0003, 2006. |
[28] | Seong, Somi, Obaid Younossi, Benjamin W. Goldsmith, with Thomas Lang, Michael Neumann, “Titanium Industrial Base, Price Trends, and Technology Initiatives”, RAND report sponsored by the United States Air Force under Contract FA7014-06-C-0001, 2009. |
[29] | Titanium Information Group website, Swindon House, Moorgate Road, Rotherham, S60 3AR, United Kingdom, http://www.azom.com/article.aspx?ArticleID=1547. |
[30] | Zue, ZY, A Vaziri, JW Hutchinson, “Non-uniform Hardening Constitutive Model for Compressible Orthotropic Materials with Application to Sandwich Plate Cores”, CMES, 10 (2005) pp.79-95. Author 1, A.; Author 2, B. Title of the chapter. In Book Title, 2nd ed.; Editor 1, A., Editor 2, B., Eds.; Publisher: Publisher Location, Country, 2007; Volume 3, pp. 154–196, ISBN. |
[31] | Sands, T. Kim, J., Agrawal, B., “Singularity Penetration with Unit Delay (SPUD)”, Applied Mathematics, 8(1), 2018. Submitted. |
[32] | Nakatani, S., “Battle-damage Tolerant Automatic Controls”, Electrical and Electronic Engineering, 8(1), 2018. |
[33] | Sands, T., “Experimental Sensor Characterization”, Journal of Space Exploration, 7(1), 2018. Submitted. |
[34] | Sands, T. “Space Mission Analysis and Design for SEAD”, Designs, 2(1), 2018. Submitted. |
[35] | DARPA DMACE Challege, archived website made available for research purposes, available at http://archive.darpa.mil/dmace/index.html, accessed Jan 22, 2018. |