[1]C.C.Koch,D.G.Morris,K.Lu and A.Inoue:MRS Bull.,1999,24,54. [2]H.Gleiter:Acta Mater.,2000,48,1. [3]M.A.Meyers,A.Mishra and D.J.Benson:Prog.Mater. Sci.,2006,51,427. [4]H.Gleiter:Prog.Mater.Sci.,1989,33,223. [5]K.S.Kumar,H.Van Swygenhoven and S.Suresh:Acta Mater.,2003,51,5743. [6]P.G.Sanders,J.A.Eastman and J.R.Weertman:Acta Mater.,1997,45,4019. [7]C.C.Koch:Scripta Mater.,2003,49,657. [8]E.Ma:Scripta Mater.,2003,49,663. [9]M.Dao,L.Lu,R.J.Asaro,J.T.M.De Hosson and E.Ma: Acta Mater.,2007,55,4041. [10]J.W.Christian and S.Mahajan:Prog.Mater.Sci., 1995,39,1. [11]L.Remy:Metall.Trans.A,1981,12,387. [12]W.J.Babyak and F.N.Rhines:Trans.Metall.Soc. AIME,1960,21,218. [13]C.J.Youngdahl,J.R.Weertman,R.C.Hugo and H.H.Kung:Scripta Mater.,2001,44,1475. [14]E.O.Halh Proc.Roy.Soc.,1951,B64,474. [15]N.J.Petch:J.Iron Steel Inst.,1953,174,25. [16]J.Chen,L.Lu and K.Lu:Scripta Mater.,2006,54, 1913. [17]J.A.Knapp and D.M.Follstaedt:J.Mater.Res.,1997, 19,315. [18]C.A.Schuh,T.G.Nieh and H.Iwasaki:Acta Mater., 2003,51,431. [19]L.Lu,Y.F.Shen,X.H.Chen,L.H.Qian and K.Lu:Sci- ence,2004,304,422. [20]Y.F.Shen,L.Lu,Q.H.Lu,Z.H.Jin and K.Lu:Scripta Mater.,2005,52,989. [21]K.M.Youssef,R.O.Scattergood,K.L.Murty, J.A.Horton and C.C.Koch:Appl.Phys.Lett.,2005, 87,091904. [22]S.Cheng,E.Ma,Y.M.Wang,L.J.Kecskes, K.M.Youssef,C.C.Koch,U.P.Trociewitz and K.Han: Acta Mater.,2005,53,1521. [23]Y.M.Wang,K.Wang,D.Pan,K.Lu,K.J.Hemker and E.Ma:Scripta Mater.,2003,48,1581. [24]K.Konopka and J.Wyrzykowski:J.Mater.Process. Technol.,1997,64,223. [25]M.A.Meyers and K.K.Chawla:Mechanical Behavior of Materials,Prentice Hall,Inc.,Upper Saddle River, New Jersey,1999. [26]S.Mahajan and G.Y.Chin:Acta Metall.,1973,21, 173. [27]X.Zhang,H.Wang,X.H.Chen,L.Lu,K.Lu, R.G.Hoagland and A.Misra:Appl.Phys.Lett.,2006, 88,173116. [28]M.A.Meyers and K.K.Chawla:Mechanical Metal- lurgy:Principles and Applications,Prentice-Hall,En- glewood Cliffs,New Jersey,1984. [29]R.Z.Valiev:Mater.Sci.Eng.A,1997,234-236,59. [30]Y.M.Wang,M.W.Chen,F.H.Zhou and E.Ma:Nature, 2002,419,912. [31]S.D.Dahlgren,W.L.Nicholson,M.D.Merz, W.Bollmann,J.F.Devlin and R.Wang:Thin Solid Films,1977,40,345. [32]V.Y.Gertsman,M.Hoffman,H.Gleiter and R.Birringer:Acta Mater.,1994,42,3539. [33]B.Y.C.Wu,P.C.Andricacos and C.A.Schuh:Metall. Mater.Trans.A,2004,36,1927. [34]H.Q.Li and F.Ebrahimi:Appl.Phys.Lett.,2004,84, 4307. [35]M.Dao,L.Lu,Y.F.Shen and S.Suresh:Acta Mater., 2005,54,5421. [36]E.Ma,Y.M.Wang,Q.H.Lu,M.L.Sui,L.Lu and K.Lu: Appl.Phys.Lett.,2004,85,4932. [37]Y.M.Wang and E.Ma:Mater.Sci.Eng.A,2004, 375-377,46. [38]Y.M.Wang and E.Ma:Acta Mater.,2004,52,1699. [39]V.Yamakov,D.Wolf,S.E.Philipot,A.K.Mukherjee and H.Gleiter:Nat.Mater.,2002,1,1. [40]H.Van Swygenhoven:Science,2002,296,66. [41]H.Van Swygenhoven and P.M.Derlet:Phys.Rev.B, 2001,64,224105. [42]H.Van Swygenhoven,P.M.Derlet and A.Hasnaoui: Phys.Rev.B,2002,66,024101. [43]Z.Budrovic,H.Van Swygenhoven,P.M.Derlet,S.Van Petehgem and B.Schimitt:Science,2004,304,273. [44]K.S.Kumar,S.Suresh,M.F.Chisholm,J.A.Horton and P.Wang:Acta Mater.,2003,51,387. [45]E.Ma:JOM-J.Min.Met.Mat.S.,2006,58,49. [46]X.H.Chen and L.Lu:Scripta Mater.,2007,57,133. [47]Y.Champion,C.Langlois,S.Guerin-Maily,P.Langlois, J.L.Bonnentien and M.J.Hytech:Science,2003,300, 310. [48]F.Dalla Torre,P.Spatig,R.Schaublin and M.Victoria: Acta Mater.,2005,53,2337. [49]F.Dalla Torre,R.Lapovok,J.Sandlin,P.F.Thomson, C.H.J.Davies and E.V.Pereloma:Acta Mater.,2004, 52,4819. [50]C.C.Koch:J.Metast.Nanocryst.Mater.,2003,18, 9. [51]H.Van Swygenhoven and A.Caro:Nanostruct.Mater., 1997,9,669. [52]F.Ebrahimi,Q.Zhai and D.Kong:Scripta Mater., 1998,39,315. [53]Q.Wei,S.Cheng,K.T.Ramesh and E.Ma:Mater.Sci. Eng.A,2004,381,71. [54]H.Conrad:High-Strength Materials,Wiley,New York,1964. [55]R.Schwaiger,B.Moser,M.Dao,N.Chollacoop and S.Suresh:Acta Mater.,2003,51,5159. [56]L.Lu,R.Schwaiger,Z.W.Shan,M.Dao and K.Lu:Acta Mater.,2005,53,2169. [57]Y.F.Shen,L.Lu,M.Dao and S.Suresh:Scripta Mater., 2006,55,319. [58]G.T.Ⅲ.Gray,T.C.Lowe,C.M.Cady,R.Z.Valiev and I.V.Alexandrov:Nanostruct.Mater.,1997,9,477. [59]L.Lu,S.X.Li and K.Lu:Scripta Mater.,2001,45, 1163. [60]R.P.Jr Carreker and W.R.Jr Hibbard:Acta Mater., 1953,1,656. [61]W.Bochniak:Acta Metall.Mater.,1995,43,225. [62]Y.M.Wang,A.V.Hanza and E.Ma:Appl.Phys.Lett., 2005,86,241917. [63]S.I.Rao and P.M.Hazzledine:Philos.Mag.A,1999, 80,2011. [64]Z.H.Jin,P.Gumbsch,E.Ma,K.Albe,K.Lu,H.Hahn and H.Gleiter:Scripta Mater.,2006,54,1163. [65]X.Zhang,A.Misra,H.Wang,T.D.Shen,M.Nastasi, T.E.Mitchell,J.P.Hirth,R.G.Hoagland and J.D.Embury:Acta Mater.,2004,52,995. [66]R.J.Asaro and S.Suresh:Acta Mater.,2005,53,3369. [67]T.Zhu,J.Li,A.Samanta,H.G.Kim and S.Suresh:P. Natl.Acad.Sci.USA,2007,104,3031.1 |