[1] [1] Brian H. Thornton, A. Nayak, D. B. Bogy. Flying height modulation due to disk waviness of sub-5 nm flying height air bearing sliders [J]. Transactions of the ASME, 2002, 124:762～770

[2] [2] Lacey Christopher. Method and apparatus to calibrate intensity and determine fringe order for interferometric measurement of small spacings [P]. U.S. Patent 5,280,340, 1994-01-18

[3] [3] P. W. Smith, S. K. Ganapathi, D. H. Veillard. Measurement of head-disk spacing using laser heterodyne interferometry—part Ⅱ: simulation and experiments [J]. IEEE Transactions on Magnetics, 1993, 29(6):3912～3914

[4] [4] Peter de Groot, Leslie Deck, James Soobitsky et al.. Polarization interferometer for measuring the flying height of magnetic read-write heads [J]. Opt. Lett., 1996, 21(6):441～443

[5] [5] D. H. Veillard, S. K. Ganapathi, P. W. Smith. Real-time tracking of the head-disk separation using laser heterodyne interferometry. part one: instrumentation [J]. IEEE Transactions on Magnetics, 1993, 29(6):3909～3911

[6] [6] T. C. McMillan, F. E. Talke. Ultra low flying height measurements using monochromatic and phase demodulated laser interferometry [J]. IEEE Transactions on Magnetics, 1994, 30(6):4173～4175

[7] [7] G. H. Jang, S. H. Oh, S. H. Lee. Experimental study on whirling, flying and tilting motions of a 3.5 in. FDB spindle system [J]. Tribology International, 2005, 38(6-7):675～681

[8] [8] Yan Juqun, Yin Chunyong, Jiang Hong. Dual-frequency laser using anisotropic bireflectance film (1.2～6.0 MHz) and its polarization character [J]. Chinese Journal of Mechanical Engineering, 2005, 18(1):156～158