采用共沉淀法合成了掺杂Cu2+,Pb2+ 的β-BaB2O4纳米材料,通过激发光谱和发射光谱研究了其发光性质,并探讨了Cu2+ 对Pb2+ 发光性能的影响.在β-BaB2O4:Pb2+的发射光谱中观察到位于630nm的强而稳定的发射峰.由于Cu2+和Pb2+在β-BaB2O4中形成复合发光中心,Cu2+和Pb2+共掺样品的发射光谱与Pb2+单独样品的发射光谱有很大的不同,Pb2+在β-BaB2O4:Cu2+,Pb2+中的发光强度显著增强.
参考文献
| [1] | Fragoso WD.;Donega CD.;Longo RL. .Luminescence and energy transfer in La2O3-Nb2O5-B2O3 : M3+ (M=Bi, Eu, Dy) glasses[J].Journal of Luminescence: An Interdisciplinary Journal of Research on Excited State Processes in Condensed Matter,2003(2/4):97-103. |
| [2] | S. T. Durmanov;O. V. Kuzmin;G. M. Kuzmicheva .Binary rare-earth scandium borates for diode-pumped lasers[J].Optical materials,2001(2):243-284. |
| [3] | LEONYUK N I .Structural aspects in crystal growth of anhydrous borates[J].Journal of Crystal Growth,1997,174:301-307. |
| [4] | Folkerts HF.;Blasse G.;Zuidema J. .THE LUMINESCENCE OF PB2+ IN LEAD COMPOUNDS WITH ONE-DIMENSIONAL CHAINS[J].Solid State Communications,1996(9):655-658. |
| [5] | Folkerts HF.;Blasse G. .TWO TYPES OF LUMINESCENCE FROM PB2+ IN ALKALINE-EARTH CARBONATES WITH THE ARAGONITE STRUCTURE[J].The journal of physics and chemistry of solids,1996(3):303-306. |
| [6] | Ping Y.;Lu MK.;Xu D.;Yuan DR.;Song CF.;Liu ZQ.;Chen DH. .Sensitized luminescence from sol-gel-derived SrAl2O4 co-doped with Cu2+ and Dy3+[J].Materials Science & Engineering, B. Solid-State Materials for Advanced Technology,2002(1):33-36. |
| [7] | Folkerts HF.;Blasse G.;Zuidema J. .DIFFERENT TYPES OF S(2) ION LUMINESCENCE IN COMPOUNDS WITH EULYTITE STRUCTURE[J].Chemical Physics Letters,1996(1/2):59-63. |
| [8] | Fabeni P.;Krasnikov A.;Nikl M.;Pazzi GP.;Zazubovich S. .Stimulated self-trapped exciton emission in CsI : Pb[J].Solid State Communications,2003(12):665-669. |
| [9] | Folkerts HF.;Blasse G.;Hamstra MA. .THE LUMINESCENCE OF PB2+ IN ALKALINE EARTH SULFATES[J].Chemical Physics Letters,1995(1/2):135-138. |
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