以Zn(NO3)2·6H2O(硝酸锌)、Mn(NO3)2·3H2O(硝酸锰)和Ddtc· 3H2O(二乙基二硫代氨基甲酸钠)为原料,制得含硫金属有机配合物.将含硫金属有机配合物在不同反应溶液中,于200℃进行热解,制备了ZnS∶Mn纳米荧光粉.结果表明,样品为六方晶系的高温相α-ZnS∶Mn.在二甘醇加5mL油酸反应溶液中制得的ZnS∶Mn纳米材料紫外吸收峰最高,粒径更小.在323nm光激发下,看到了Mn2+的橘黄色发射峰(585nm)和ZnS的蓝色发射峰(450nm),随着Mn2+离子掺杂量增加,585nm发光强度先增加后减小,掺杂量为4％时达到最大值,而450nm发光强度变化与此相反.
参考文献
| [1] | Bhargava R N;Gallagher D;Hong X et al.Optical properties of manganese-doped nanocrystals of ZnS[J].Physical Review Letters,1994,72:416-419. |
| [2] | DONG Dong-Qing,LI Lan,ZHANG Xiao-Song,HAN Xu,AN Hai-Ping.Effect of Precursor Molar Ratio of [S2-]/[Zn2+] on Particle Size and Photoluminescence of ZnS:Mn2+ Nanocrystals[J].中国物理快报（英文版）,2007(09):2661-2663. |
| [3] | GAO Chang-Cheng,HUANG Shi-Hua,YOU Fang-Tian,KANG Kai,FENG Ying.Influence of Surface Quenching Effects on Luminescent Dynamics of ZnS:Mn2+ Nanocrystals[J].中国物理快报(英文版),2008(02):698-699. |
| [4] | Zhang Yue;Li Yadong .Synthesis and characterization of monodisperse doped ZnS nanospheres with enhanced thermal stability[J].Journal of Physical Chemistry B,2004,108:17805-17811. |
| [5] | Kripal, R.;Gupta, A.K.;Mishra, S.K.;Srivastava, R.K.;Pandey, A.C.;Prakash, S.G. .Photoluminescence and photoconductivity of ZnS:Mn~(2+) nanoparticles synthesized via co-precipitation method[J].Spectrochimica acta, Part A. Molecular and biomolecular spectroscopy,2010(5):523-530. |
| [6] | Murugadoss, G.;Rajamannan, B.;Ramasamy, V. .Synthesis, characterization and optical properties of water-soluble ZnS:Mn~2 nanoparticles[J].Journal of Luminescence: An Interdisciplinary Journal of Research on Excited State Processes in Condensed Matter,2010(11):2032-2039. |
| [7] | E. Mohagheghpour;M. Rabiee;F. Mortarzadeh;M. Tahriri;M. Jafarbeglou;D. Bizari;H. Eslami .Controllable synthesis, characterization and optical properties of ZnS:Mn nanoparticles as a novel biosensor[J].Materials science & engineering, C. Biomimetic and supramolecular systems,2009(6):1842-1848. |
| [8] | 靳春明,侯尚公,窦恺,赵家龙,陈一民,黄世华,虞家琪.Mn2+离子掺杂的纳米尺寸ZnS半导体超微粒的制备和光学性质[J].科学通报,1995(16):1452-1454. |
| [9] | B BHATTACHARJEE;D GANGULI;K IAKOUBOVSKII .Synthesis and characterization of sol-gel derived ZnS: Mn~(2+) nanocrystallites embedded in a silica matrix[J].Bulletin of Materials Science,2002(3):175-180. |
| [10] | 章伟光,唐宁,刘伟生,谭民裕,吴建中,万霞.Preparation and Properties of Rare Earth Complexes with 5-Phenyl Pyrazoline Dithioformate[J].稀土学报(英文版),2002(02):145-147. |
| [11] | Kazushi M;Tetsuya S;Yuushou N .Synthesis and characterization of cationic pyridine-2-thiolate complexes of lanthanoid(Ⅲ):crystal structures of pentagonal bipyramidal[Ln(SC5 H4N)g(hmpa)3]Ⅰ (Ln =Sm,Yb; hmpa =hexamethylphosphoric triamide)[J].Journal of Organometallic Chemistry,1995,501(1-2):263-269. |
| [12] | Lee J.;Melman JH.;Brewer M.;Sun L.;Emge TJ.;Long FH. Brennan JG.;Freedman D. .Trivalent lanthanide chalcogenolates: Ln(SePh)(3), Ln(2)(EPh)(6), Ln(4)(SPh)(12), and [Ln(EPh)3](n), (E=S, Se). How metal, chalcogen, and solvent influence structure[J].Inorganic Chemistry: A Research Journal that Includes Bioinorganic, Catalytic, Organometallic, Solid-State, and Synthetic Chemistry and Reaction Dynamics,1998(10):2512-2519. |
| [13] | Selinsky, R.S.;Han, J.H.;Morales Pérez, E.A.;Guzei, I.A.;Jin, S. .Synthesis and magnetic properties of Gd doped EuS nanocrystals with enhanced curie temperatures[J].Journal of the American Chemical Society,2010(45):15997-16005. |
| [14] | Xiaosheng FANG,Lide ZHANG.One-Dimensional (1D) ZnS Nanomaterials and Nanostructures[J].材料科学技术学报（英文版）,2006(06):721-736,865-866. |
| [15] | ZHONGWU WANG;LUKE L.DAEMEN;YUSHENG ZHAO;C.S.ZHA;ROBERT I DOWNS .Morphology-tuned wurtzite-type ZnS nanobelts[J].Nature materials,2005(12):922-927. |
| [16] | Datta, A;Panda, SK;Chaudhuri, S .Phase transformation and optical properties of Cu-doped ZnS nanorods[J].Journal of Solid State Chemistry,2008(9):2332-2337. |
| [17] | 张东凤,张亚辉,郭林,张蕊,殷鹏刚,张琦.α-ZnS纳米粒子的制备及其光致发光和拉曼特性[J].物理化学学报,2007(12):1985-1988. |
| [18] | Sooklal K;Cullum B S;Angel S M et al.Photophysical properties of ZnS nanoclusters with spatially localized Mn2+[J].Journal of Physical Chemistry B,1996,100:4551. |
| [19] | 曹立新,吕艳玲,孙大可.制备条件对ZnS∶Mn纳米晶晶体结构和发光性质的影响[J].功能材料,2008(02):194-196. |
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