以Tb4O7与Y2O3为主要原料,用超声波辅助合成前驱体,经高温煅烧后合成了稀土YOF∶Tb3+绿色荧光粉.采用XRD、SEM和荧光分光光度计对样品的结构、形貌和荧光性能进行分析.样品XRD表明,产物为四方晶系YOF∶Tb3+,结晶度较好.SEM表明合成的荧光粉为100mm～200nm左右的纳米颗粒.荧光分析显示,荧光粉的荧光性能受前驱体辅助合成方式及Tb3+掺杂浓度等各种因素影响.在230nm的紫外光激发下,40℃的低温超声波辅助下合成的前驱体经过煅烧后制得的荧光粉荧光性效果好.当Tb3+的摩尔掺杂浓度大于5％时,出现浓度淬灭现象.
参考文献
| [1] | 佘江波 .稀土掺杂氟化物有机无机杂化材料的制备及其光学特性研究[D].中国科学院研究生院,2012. |
| [2] | Du, YP;Zhang, YW;Sun, LD;Yan, CH .Atomically Efficient Synthesis of Self-assembled Monodisperse and Ultrathin Lanthanide Oxychloride Nanoplates[J].Journal of the American Chemical Society,2009(9):3162-3163. |
| [3] | Sun X;Zhang YW;Du YP;Yan ZG;Si R;You LP;Yan CH .From trifluoroacetate complex precursors to monodisperse rare-earth fluoride and oxyfluoride nanocrystals with diverse shapes through controlled fluorination in solution phase[J].Chemistry: A European journal,2007(8):2320-2332. |
| [4] | Qingling Kong;Jinxian Wang;Xiangting Dong et al.Synthesis and luminescence properties of LaOCl:Eu3+ nanostructures via the combination of electrospinning with chlorination technique[J].Inorganic Chemistry,2011,50:5539-5544. |
| [5] | Xiaoyong Huang;Sanyang Han;Wei Huang .Enhancing solar cell efficiency: the search for luminescent materials as spectral converters[J].Chemical Society Reviews,2013(1):173-201. |
| [6] | Yi G;Peng Y;Gao Z .Strong Red-Emitting near-Infrared-to-Visible Upconversion Fluorescent Nanoparticles[J].CHEMISTRY OF MATERIALS,2011,23:2729-2734. |
| [7] | H(o)1s(a) J;Kestil(a) E .Crystal fields in REOF:Eu3+(RE=La,Gd and Y)[J].J Chem Soc ,FaradayTrans,1995,91:1503-1509. |
| [8] | Shang, M.;Geng, D.;Kang, X.;Yang, D.;Zhang, Y.;Lin, J. .Hydrothermal derived LaOF:Ln ~(3+) (Ln = Eu, Tb, Sm, Dy, Tm, and/or Ho) nanocrystals with multicolor-tunable emission properties[J].Inorganic Chemistry: A Research Journal that Includes Bioinorganic, Catalytic, Organometallic, Solid-State, and Synthetic Chemistry and Reaction Dynamics,2012(20):11106-11116. |
| [9] | Mingye Ding;Chunhua Lu;Linhai Cao;Yaru Ni;Zhongzi Xu .Synthesis and upconversion luminescence in highly crystalline YOF:Yb~(3+)/Er~(3+) and Yb~(3+)/Tm~(3+) microboxes[J].Optical materials,2013(6):1283-1287. |
| [10] | Renyuan Yang;Guanshi Qin;Dan Zhao.Synthesis and upconversion properties of Ln~(3+) doped YOF nanofibers[J].Journal of Fluorine Chemistry,2012:38-42. |
| [11] | 董相廷;侯远;王进贤 等.一种制备掺铕氟氧化钇纳米纤维的方法[P].中国,CN102041583A,2011. |
| [12] | Levin I;Huang QZ;Cook LP;Wong-Ng W .Nonquenchable chemical order - Disorder phase transition in yttrium oxyfluoride[J].European journal of inorganic chemistry,2005(1):87-91. |
| [13] | 李维华 .氟氧化钇的制备及物理性能的研究[D].包头:内蒙古科技大学,2011. |
| [14] | 中村元;广田晃一;岛尾正信 等.功能梯度稀土永磁体[P].中国,CN101030467,2006. |
| [15] | 刘少武 .Y2O3:Tb3+和Gd2O3纳米材料的制备及发光性能研究[D].长沙:湖南大学,2011. |
| [16] | Jing Hui Zeng;Tian Jun Lou;Ye Feng Wang .Inorganic Single-Source Precursor to Complex Fluoride and Oxyfluoride Nanocrystallines and Their Photoluminescence[J].The journal of physical chemistry, C. Nanomaterials and interfaces,2009(2):597-602. |
| [17] | ZHENG Fei,XU Shiqing,ZHAO Shilong,DENG Degang,HUA Youjie,WANG Huanping.Spectroscopic investigations on Er3+/yb3+-doped oxyfluoride glass ceramicscontaining YOF nanocrystals[J].稀土学报（英文版）,2012(02):137-141. |
| [18] | Renyuan Yang;Guanshi Qin;Dan Zhao.Synthesis and upconversion properties of Ln~(3+) doped YOF nanofibers[J].Journal of Fluorine Chemistry,2012:38-42. |
| [19] | 张翔宇,李林,毛多鹭,李海琴,裴生雷,李仲,马元良,张以生.稀土掺杂氟化物纳米晶体的合成机理和光谱特性[J].中国科学（物理学 力学 天文学）,2013(01):23-30. |
| [20] | Zhang, Y.;Geng, D.;Kang, X.;Shang, M.;Wu, Y.;Li, X.;Lian, H.;Cheng, Z.;Lin, J. .Rapid, large-scale, morphology-controllable synthesis of YOF:Ln ~(3+) (Ln = Tb, Eu, Tm, Dy, Ho, Sm) nano-/microstructures with multicolor-tunable emission properties[J].Inorganic Chemistry: A Research Journal that Includes Bioinorganic, Catalytic, Organometallic, Solid-State, and Synthetic Chemistry and Reaction Dynamics,2013(22):12986-12994. |
| [21] | 侯远,董相廷,王进贤,刘桂霞.稀土氟化物微纳米材料制备方法的研究进展[J].中国稀土学报,2010(05):515-524. |
| [22] | 于翠翠 .利用超声法制备纳米结构的稀土发光材料及表征[D].东北师范大学,2008. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%