LU J,LU J H.Development of Nd:YAG ceramics lasers[J].Adv Solid-State Lasers,2002,68:507-517. [2]KONG J,LU J,TAKAICHU K.Diode-pumped Yb:Y2O3ceramic laser[J].Appl Phys Lett,2003,82:2556-2258. [3]LU J,LU J,MURAI T,et al.Nd3+:Y2O3ceramic laser[J].Jpn J Appl Phys,2001,40:L1277-L1279. [4]MUROTANI H,MITUDA T,WAKAKI M,et al.Optical characteristics of Al2O3ceramics doped with Cr at high concentrations prepared by extrusion molding process[J].Jpn J Appl Phys,2000,39:2748-2749. [5]曾智江,杨秋红,徐军.Cr3+:A12O3透明多晶陶瓷光谱特性分析[J].物理学报,2005,54(11):5445-5449.ZENG Zhijiang,YANG Qiuhong,XU Jun.Acta Phys Sin(in Chinese),2005,54(11):5445-5449. [6]YOLDAS B E.Alumina gels that form porous transparent Al2O3[J].J Mater Sci,1975,10:1856-1860. [7]WOLFRUM S M.Drying and sintering of Al2O3compacts made by sol-gel processing[J].J Mater Sci Lett,1987,6:706-708. [8]WANG H Z,GAO L,NIHANA K.Synthesis of nanoscaled yttrium aluminum garnet powder by the co-precipitation method[J].Mater Sci Eng,2000,A288(1):1-4. [9]KINGSLEY J J,PATIL K C.A novel combustion process for the Syn-thesis of fine particle-aluminum and related oxide materials[J].Mater Lett,1988,6(11/12):427-432. [10]李汶霞,殷声.低温燃烧合成陶瓷微粉[J].硅酸盐学报,1999,27(1):71-76.LI Wenxia,YIN Sheng.J Chin Ceram Soc(in Chinese),1999,27(1):71-76. [11]PECHINI M P.Method of preparing lead and alkaline earth titanate and niobates and coating method using the same to form a capacitor[P].US Patent330697.1967-07-11. [12]张希艳,田雪雁,刘全生.制备Nd3+:Gd3Ga5O12透明陶瓷的纳米粉体[J].中国激光,2006,33(3):376-379.ZHANG Xiyang,TIAN Xueyan,LIU Quansheng.Chin J Lasers(in Chinese),2006,33(3):376-379. [13]宿新泰,燕青芝,葛昌纯.低温燃烧法合成超细陶瓷粉的最新研究[J].化学进展,2005,17(3):430-436.SU Xintai,YANG Qingzhi,GE Changchun.Prog Chem(in Chinese),2005,17(3):430-436. [14]KISLIUK P,MOORE C A.Radiation from the4T2state of Cr3+in ruby and emerald[J].Phys Rev,1967,160(2):307-312.