掺钕PLZT电光陶瓷的光辐射特性Optical Radiative Properties of Nd~(3+) Ions in Ferroelectric PLZT Ceramics
黄抒洁;郑志强;刘志高;冯卓宏;刘王景;林琳;洪锦绵;明海;
摘要(Abstract)：
研究了掺钕锆钛酸铅(PLZT)电光陶瓷的光学特性,利用Judd-O fe lt(J-O)理论计算该材料的强度参量:Ω2=0.7747×1-0 20cm2,Ω4=0.9856×1-0 20cm2,Ω6=0.9264×1-0 20cm2,并用强度参量计算了4F3/2亚稳态的辐射寿命(394μs)、受激发射截面iσj、荧光分支比,测量了4F3/2亚稳态的荧光寿命(168μs)并计算了该能级的荧光量子效率.同时还研究了该材料在803 nm激发下的上转换荧光特性.分析表明掺钕PLZT电光陶瓷在多功能器件、集成光学等方面有潜在的应用价值.
关键词(KeyWords)： 掺钕PLZT陶瓷;Judd-Ofelt理论;辐射特性;上转换
基金项目(Foundation): 国家自然科学基金资助项目(90201013);; 福建省自然科学基金资助项目(A0510014);; 福建省教育厅基金资助项目(JB03151JB04246)
作者(Authors): 黄抒洁;郑志强;刘志高;冯卓宏;刘王景;林琳;洪锦绵;明海;
参考文献(References)：
- [1]L a llier E.R are-earth-doped g lass and L iN bO3w avegu ide lasers and optica l am p lifiers[J].A pp l.O pt.,1992,31:5276-5282.
- [2]John B a llato,R usse ll E sm acher,R obert Schw artz,et a l..Phonon s ideband spectroscopy and 1550 nmlum inescence from Eu3+and E r3+-doped ferroe lectric PLZT for active e lectro-optic app lications[J].Journa l ofLum inescence,2000,86:101-105.
- [3]G ene H,H aertling.PLZT e lectrooptic m ateria ls and app lications-a rev iew[J].F erroe lectrics,1987,75:25-55.
- [4]刘志高,郑志强,梁浩,等.掺钕聚合物光纤的光辐射特性[J].福建师范大学学报(自然科学版),2005,21:41-44.
- [5]Sach io M urakam i,M arkus H erren,M akoto M orita,et a l..Photo lum inescence properties of Eu3+N d3+codopedPLZT ceram ics invo lv ing enery-transfer processes[J].Journa l of Lum inescence,1996,66:294-298.
- [6]Judd B R.O ptica l absorption in tens ities of rare-earth ions[J].Phys.R ev.,1962,127:750-761.
- [7]O fe lt G S.In tens ities of crysta l spectra of rare-earth ions[J].J.Chem.Phys.,1962,37:511-519.
- [8]Zheng Zh iq iang,L iang H ao,M ing H a i,et a l..O ptica l trans ition probab ility of Sm3+ions in a po lym er optica lfiber[J].Ch in.Phys.L ett.,2004,21(2):291-294.
- [9]Zheng Zh iq iang,L iang H ao,M ing H a i.O ptica l trans ition probab ility of the E r3+ions in E r(DBM)3Phen-dopedpo ly(m ethy lm ethacy late)[J].O pt.Comm un.,2004,233:149-153.
- [10]Chrna llW T,F ie lds P R,R a jna K.E lectron ic energy leve ls in the triva len t lan than ide aquo ions[J].J.Chem.Phys.,1968,49:4424-4442.
- [11]B a lda R,F ernndez J,Sanzz M,et a l..Spectroscopy of N d3+ion in G eO2-PbO-B i2O3g lass[J].Phys.R ev.B,2000,61:3384-3387.
- [12]W ang G uofu.O ptica l-trans ition probab ility of the N d3+ions in G dA l3(BP3)4crysta l[J].J.O pt.Soc.Am.B,2001,18:173-175.
- [13]W ang G uofu,Chen W enzh i,L in Zhoub in,et a l..O ptica l trans ition probab ility of the N d3+ions in a-αN d3+:L aSc3(BO4)3crysta l[J].Phys.R ev.B,1999,15:469-471.
- [14]L in Zhoub in,Hu Zushu,W ang G uofu.Spectra l param eters of N d3+ion in S r6N dSc(BO3)6ctysta l[J].M at.R es.Innovat.,2003,7:253-256.