[1] . Kaminskii A A.Laser Crystal.Berlin.Heidelberg.New York:Springer-Verlag.1981
[2] . Heumann E.Ledir M.Ehrt D et al.A P L.1988;52:255～256
[3] . Hanna D C.Kazer A.Shephered D P.Opt Commun.1987;63:417～420
[4] . 祁长鸿.张秀荣.蒋亚丝 et al.中国激光.1991;18(1):16～33
[5] . 田玉金.杨鸣华.苏永红 et al.中国激光.1993;A20(2):121～125
[6] . 郭常新.林泳.姚连增 et al.中国激光.1995;A22(3):223～227
[7] . 于亚勤.张思远.盛桂云.人工晶体学报.1995;24(3):217～221
[8] . 阮永丰.李宝凌.李文润 et al.人工晶体学报.1995;24(3):272～277
[9] . 王英剑.林凤英.胡和方.光学学报.1997;17(2):155～160
[10] . 敬守勇.林理彬.蔡邦维.电子科技大学学报.1997;26:72～75
[11] . Vaughan D J.Absorption Spectroscopy in Minerialogy:Some contribution of spectral studies in the visible(and near visi-ble) light region to mineralogy.New York:Elsevier Science.1990
[12] . Wang C C.Zanzucchi P J.Solid State Science.1971;118(4):586～591
[13] . Wood D L.Imbusch G F.Macfarlane R M et al.J Chem Phys.1968;48(11):5255～5563
[14] . Dieke G H.Crosswhite H M.Appl Opt.1963;2(7):675～686
[15] . Weber M J.Phys Rev.1967;157(2):262～272
[16] . Krupke W F.IEEE J Q E.1971;QE7(4):153～159
[17] . 吴光照.发光与显示.1980;4(1):31～37
[18] . Judd B R.Phys Rev.1962;127(3):750～761
[19] . Ofelt G S.J Chem Phys.1962;37(3):511～520
[20] . Carnall W T.Fields P R.Rajnak K.J Chem Phys.1968;49(10):4424～4442
[21] . Wybourne B G.Spectroscopic Propertied of Rare Earths.New York:Wiley.1965
[22] . Carnall W T.Fields P R.Wybourne B G.J Chem Phys.1965;42(11):3797～3806
[23] . Condon E U.Shortley G H.The Theory of Atomic Spectra.New York:Cambridge University Press.1957
[24] . Caird J A.Deshazer L G.Nella J.IEEE J Q E.1975;QE11(11):874～881
[25] . Reisfeld R.The Rare Earths in Modern Science and Technology.In:Mocarthy G J et al ds.New York and London:Plenum Press.1979