Jinji Sun, Ziyan Ju, and Hongliang Ren
 S. Jiang, F. Sun, J.L. Lou et al., Kinematics, error analysis, andcompensation of a high precision tendon-based MRI-compatiblerobot, International Journal of Robotics & Automation, 30(4),2015, 333–344.
 F.Y. Xu, J.L. Hu, X.S. Wang et al., Helix cable-detecting robotfor cable-stayed bridge: Design and analysis, InternationalJournal of Robotics & Automation, 29(4), 2014, 406–414.
 K. Alipour, S.A.A. Moosavian, and Y. Bahramzadeh, Dynamicsof wheeled mobile robots with ﬂexible suspension: Analyticalmodeling and veriﬁcation, International Journal of Robotics& Automation, 23(4), 2008, 242–250.
 A. Suebsomran, Adaptive neural network control of electro-magnetic suspension system, International Journal of Robotics& Automation, 29(2), 2014, 144–154.
 T. Azukizawa, S. Yamamoto, and N. Matsuo, Feasibility studyof a passive magnetic bearing using the ring shaped permanentmagnets, IEEE Transactions on Magnetics, 44(11), 2008,4277–4280.
 T. Ohji, S. Ichiyama, K. Amei et al., A new conveyor systembased on a passive magnetic levitation unit having repulsive-type magnetic bearings, Journal of Magnetism and MagneticMaterials, 272, 2004, e1731–e1733.
 J.M.D. Coey, Permanent magnet applications, Journal ofMagnetism and Magnetic Materials, 248(3) 2002, 441–456.
 M.G. Farmakopoulos, P.G. Nikolakopoulos, and C.A.Papadopoulos, Design of an active hydromagnetic journalbearing, Proceedings of the Institution of Mechanical EngineersPart J – Journal of Engineering Tribology, 227(7), 2013,673–694.
 H. Wang, K. Liu, and P. Ao, Magnetic ﬁeld and speciﬁc axialload capacity of hybrid magnetic bearing, IEEE Transactionson Magnetics, 49(8), 2013, 4911–4917.
 J.C. Fang, C.E. Wang, and T. Wen, Design and optimizationof a radial hybrid magnetic bearing with separate poles formagnetically suspended inertially stabilized platform, IEEETransactions on Magnetics, 50(5), 2014, 8101011.
 M. Subkhan and M. Komori, New concept for ﬂywheel energystorage system using SMB and PMB, IEEE Transactions onApplied Superconductivity, 21(3), 2011, 1485–1488.
 B.C. Han, S.Q. Zheng, X. Wang et al., Integral design andanalysis of passive magnetic bearing and active radial magneticbearing for Agile satellite application, IEEE Transactions onMagnetics, 48(6), 2012, 1959–1966.
 J.J. Sun, D. Chen, and H.L. Ren, Modeling and control ofan integrated axial passive and radial active magnetic bearingsystem, IEEE International Conference on Information andAutomation (ICIA), Yinchuan China, 2013, 682–687.
 J.C. Fang, Y. Le, J.J. Sun et al., Analysis and design ofpassive magnetic bearing and damping system for high-speedcompressor, IEEE Transactions on Magnetics, 48(9), 2012,2528–2537.
 J. Asama, T. Asami, T. Imakawa et al., Eﬀects of permanent-magnet passive magnetic bearing on a two-axis actively reg-ulated low-speed bearingless motor, IEEE Transactions onEnergy Conservation, 26, 2011, 46–54.
 E. Severson, A. Rokke, R. Nilssen et al., Design and measure-ment of a passive thrust magnetic bearing for a bearingless mo-tor, IEEE Industrial Electronics Society, IECON 2013 – 39thAnnual Conference, Austria Center Vienna Vienna, Austria,2013, 2720–2725.
 J. Asama, D. Watanabe, T. Oiwa et al., Development of aone-axis actively regulated bearingless motor with a repulsivetype passive magnetic bearing, International Power Electron-ics Conference (IPEC-Hiroshima 2014 – ECCE-ASIA), 2014,988–993.
 I. Joe, Development and testing of a passive magnetic supportand damping (PMSD) system, Ninth International Symposiumon Magnetic Bearings, Lexington, KY, 3–6 August 2004.
 B.C. Han, S.Q. Zheng, Y. Le et al., Modeling and analysis ofcoupling performance between passive magnetic bearing andhybrid magnetic radial bearing for magnetically suspendedﬂywheel, IEEE Transactions on Magnetics, 49(10), 2013,5356–5370.
 F. Xu, T. Li, and Y. Liu, A study on passive magnetic bearingwith Halbach magnetized array, International Conference onElectrical Machines and Systems, Wuhan China, 2008, 417–420.
 E. Marth, G. Jungmayr, and W. Amrhein, A 2D-based analyt-ical method for calculating permanent magnetic ring bearingswith arbitrary magnetization and its application to optimalbearing design, IEEE Transactions on Magnetics, 50(5), 2014,7400308.
 J. Iniguez and V. Raposo, Numerical simulation of a simple low-speed model for an electrodynamic levitation system based ona Halbach magnet array, Journal of Magnetism and MagneticMaterials, 322(9), 2010, 1673–1676.
 G. Carron de la Morinais, C. Salenc, M. Privat et al., MiniCMG Development for Furture European Agile Satellite, Pro-ceedings of the 5th International ESA Conference on SpacecraftGuidance, Navigation and Control Systems, Frascati, Italy,2003, 105–108.91
 J.J. Sun, Y. Ren, and J.C. Fang, Passive axial magnetic bearingwith Halbach magnetized array in magnetically suspendedcontrol moment gyro application, Journal of Magnetism andMagnetic Materials, 323(15), 2011, 2103–2107.
 K.D. Bachovchin, J.F. Hoburg, and R.F. Post, Stable levi-tation of a passive magnetic bearing, IEEE Transactions onMagnetics, 49(1), 2013, 609–617.