[1] Yu Gang, Yu Heji. Integrated Laser Intelligent Manufacturing [M]. Beijing:Metallurgy Industry Press, 2001.1
[2] Li Junchang. Optimized Control of Laser Heat Treatment [M]. Beijing:Metallurgy Industry Press, 1995.12
[3] Cui Chunyang, Yu Gang, Wang Lixin et al..Properties of ductile iron modified by laser surface hardening with optical changing of laser beam[J]. Heat Treatment of Metals, 2006, 31(10): 31~33
[4] Wen Zongyin, Feng Shuqiang, Li Baoling et al.. Application of laser transformation hardening for CrMo cast iron automobile moulds[J]. Heat Treatment of Metals, 2007, 32(1): 40~42
[5] I.D.Pantelis, E.Bouyiouri, N.Kouloumbi. Wear and corrosion resistance of laser surface hardened structural steel[J]. Surface and Coatings Technology, 2002, 298: 125~134
[8] G.Tani, L.Orazi, A.Fortunato et al..Prediction of hypo eutectoid steel softening due to tempering phenomena in laser surface hardening[J].CIRP Annals-Manufacturing Technology,2008, 57(1):209~212
[9] M.K.H.Leung, H.C.Man, J.K.Yu. Theoretical and experimental studies on laser transformation hardening of steel by customized beam[J]. Int. J. Heat. Mass. Tran.,2007, 50: 4600~4606
[10] Jin Guofan, Yan Yingbai, Wu Minxian et al.. Binary Optics [M]. Beijing: National Defence Industry Press, 1998. 55~64
[11] Ido Gur, David Mendlovic. Diffraction limited domain flat-top generator [J]. Opt. Commun., 1998, 145: 237~248
[12] Yajun Li. New expressions for flat-topped light beams [J]. Opt. Commun., 2002, 206: 225~234
[13] P.Hariharan, Andal Narayanan. Modified pinhole spatial filter producing a clean flat-topped beam [J]. Optics & Laser Technology, 2004, 36: 151~153
[16] Song Hongwei, Yu Gang, Alexander F.H. Kaplan et al.. Thermal fatigue on pistons induced by shaped high power laser. Part II Design of spatial intensity distribution via numerical simulation [J]. International Journal of Heat and Mass Transfer, 2008, 51: 768~778
[17] A.Basu, J.Chakraborty, S.M.Shariff et al.. Laser surface hardening of austempered (bainitic) ball bearing steel [J]. Scipta Materialia, 2007, 56: 887~890
[18] Marc Heidkamp, Olaf Kessler, Franz Hoffmann et al.. Laser beam surface hardening of CVD TiN-coated steels [J]. Surface and Coatings Technology, 2004, 188-189: 294~298
[20] Wu Gang, Chen Bingsen. Effects of laser scanning parameters on the uniformity of hardened case distribution [J]. Transactions of Materials and Heat Treatment, 2003, 24(3): 84~87
[21] He Fang, Wu Gang, Song Guangming. Study on laser hardening with curved rectangular beam[J]. Journal of Tianjin Polytechnic University, 2003, 22(5): 17~20
[22] Li Shaoxia, Yu Gang, Zheng Caiyun et al.. High-power laser beam shaping by inseparable two-dimensional binary-phase gratings for surface modification of stamping dies[J]. Optics and Lasers in Engineering, 2008,46: 508~513
[23] Y. Chen, C. H. Gan, L. X. Wang et al.. Laser surface modified ductile iron by pulsed Nd-YAG laser beam with two-dimensional array distribution[J]. Applied Suface Science, 2005, 245: 316~321
[28] G. R. B. E. Rrner, J. Meijer. Inverse calculation of power density for laser durface treatment[J]. Annals of the CIRP, 2000, 49(1):135~138