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内蒙古大学 化学化工学院
收稿:2008-12-23,
修回:1900-1-2,
网络首发:2009-10-30,
纸质出版:2009-10-30
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李文先, 石晓燕, 孙晓军, 等. Tm3+在二苯甲酰基甲基亚砜配合物体系中对Dy3+的荧光增强效应[J]. 发光学报, 2009,30(5):568-574.
Enhanced Luminescence in Complexes[J]. Chinese Journal of Luminescence, 2009, 30(5): 568-574.
合成了六种高氯酸掺杂稀土(Dy
3+
Tm
3+
)与二苯甲酰基甲基亚砜的配合物。经元素分析、稀土络合滴 定、摩尔电导率及差热-热重分析
表明配合物组成为 (Dy
x
Tm
y
)L
5
(ClO
4
)
3
·3H
2
O(x : y=1.000 : 0.000
0.995 : 0.005
0.990 : 0.010
0.950 : 0.050
0.900 : 0.100
0.800 : 0.200;L=C
6
H
5
COCH
2
SOCH
2
COC
6
H
5
)。并详细讨论了六种稀土配合物的荧光光谱。从配合物的荧光光谱图可以看出
Tm
3+
对Dy
3+
的荧光有增强效应。这可能 是因为在惰性稀土离子Tm
3+
与活性稀土离子Dy
3+
之间有能量的传递。而且当Dy
3+
与Tm
3+
的量比为0.950 : 0.050时
掺杂配合物表现出最佳的发光性质。另外
Tm
3+
对577.4 nm处
4
F
9/2
→
6
H
13/2
峰的荧光敏化作用的程度高于对487 nm处
4
F
9/2
→
6
H
15/2
峰的荧光敏化作用。
4
F
9/2
→
6
H
15/2
峰的荧光强度增强了212%
而
4
F
9/2
→
6
H
13/2
峰的荧光强度增强了264%。所以
Dy
3+
离子的两个特征峰的发射强度比趋近于1
为1.078
使得配合物在紫外灯下发白色荧光。有可能成为一类发白色荧光的发光材料。
paper
. Xia Shangda. Research progress on theory of rare earth luminescence and spectroscopy [J]. Chin. J. Lumin. (发光学报), 2007, 28 (4):465-478 (in Chinese).
. Yan Bin, Zhang Xiangqing, Lai Huasheng, et al. Luminescent properties of YP1-xVxO4 : Tm3+ and YP1-xVxO4 : Tm3+,Dy3+ phosphors [J]. Chin. J. Lumin. (发光学报) , 2007, 28 (4):531-536 (in Chinese).
. Zhang Rui, Gu Mu, Liu Xiaolin, et al. Theory study of the effect of Li+ doping concentration on the luminescence of Y2O3 : Eu3+ phosphors [J]. Chin. J. Lumin. (发光学报), 2007, 28 (5):693-698 (in Chinese).
. Buono-core G E, Li H, Marciniak B. Quenching of excited states by lanthanide ions and chelates in solution [J]. Coord. Chem. Rev., 1990, 99 :55-87.
. Wu Weina, Tang Ning, Yan Lan. Synthesis, characterization and fluorescent properties of six novel lanthanide complexes with N, N-diphenyl-2-(quinolin-8-yloxy)acetamide [J]. J. Fluoresc., 2008, 18 (1):101-107.
. Wang Q M, Yan B. Novel luminescent terbium molecular based hybrids with modified meta-aminobenzoic acid covalently bonded with silica [J]. J. Mater. Chem., 2004, 14 (15):2450-2454.
. Edwards A, Chu T Y, Claude C, et al. Synthesis and characterization of electroluminescent organo-lanthanide(Ⅲ) complexes [J]. Synthetic Metals, 1997, 84 (1-3):433-434.
. Junji Kido, Katsutoshi Nagai, Yoshiyuki Okamoto. Organic electroluminescent devices using lanthanide complexes [J]. J. Alloys and Compounds, 1993, 192 (1-2):30-33.
. Yu Jiangbo, Zhou Liang, Zhang Hongjie, et al. Efficient electroluminescence from new lanthanide (Eu3+, Sm3+) complexes [J]. Inorg. Chem., 2005, 44 (5):1611-1618.
. Kukhta A, Kolesnik E, Grabchev I. Spectral and luminescent properties and electroluminescence of polyvinylcarbazole with 1,8-naphthalimide in the side chain [J]. J. Fluoresc., 2006, 16 (3):375-378.
. Claude F Meares, Theodore G W Ensel. Metal chelates as probes of biological systems [J]. Acc. Chem. Res., 1984, 17 (6):202-209.
. Wu Fengbo, Zhang Chao. A new europium β-diketone chelate for ultrasensitive time-resolved fluorescence immunoassays [J]. Analytical Biochemistry, 2002, 311 (1):57-67.
. Takuya Nishioka, Yuan Jingli, Yuji Yamamoto, et al. New luminescent europium(Ⅲ) chelates for DNA labeling [J]. Inorg. Chem., 2006, 45 (10):4088-4096.
. Scott L Klakamp, William De W HorrocksJr. Lanthanide ion luminescence as a probe of DNA structure of non-guanine-containing oligomers and nucleotides [J]. J. Inorganic Biochemistry, 1992, 46 (3):193-205.
. An B L, Gong M L, Li M X, et al. Synthesis and luminescence of a novel conjugated europium complex with 6-aniline carbonyl 2-pyridine carboxylic acid [J]. J. Fluoresc., 2005, 15 (4):613-617.
. Lu Yuguang, Zhang Jingchang, Cao Weiliang, et al. Synthesis and characteristics of a novel rare earth complex of Eu(TTA)2(N-HPA)phen. [J]. J. Photochemistry and Photobiology A: Chemistry, 2007, 188 (2-3):155-160.
. Svetlana B Meshkova. The dependence of the luminescence intensity of lanthanide complexes with β-diketones on the ligand form [J]. J. Fluoresc., 2000, 10 (4):333-337.
. Li Wenxian, Zhang Dongfeng. Synthesis,characterization and fluorescence of phenylcarboxymethyl sulfoxide complexes with lanthanide nitrates [J]. J. Rare Earths, 2002, 20 (5):430-433.
. Li Wenxian, Wang Hongsheng, Luo Qingshan, et al. Synthesis and fluorescence property of Eu3+,Tb3+ perchlorate complexes with diphenyl sulfoxide and 1,10-phenanthroline [J]. J. Rare Earths, 2004, 22 (4):563-566.
. Niyama E, Brito H F, Cremona M, et al. Synthesis and spectroscopic behavior of highly luminescent Eu3+-dibenzoylmethanate(DBM) complexes with sulfoxide ligands [J]. Spectrochim.Acta Part A, 2005, 61 (11-12):2643-2649.
. Lehn J M. Perspectives in supramolecular chemistry-from molecular recongnition towards molecular information processing and self-organization [J]. Angew. Chem. Int. Ed. Engl., 1990, (29):1304-1319.
. Chen Ye, Cai Weimin. Synthesis and fluorescence properties of rare earth (Eu3+ and Ga3+) complexes with α-naphthylacetic acid and 1,10-phenanthroline [J]. Spectrochimica Acta Part A, 2005, 62 (4-5):863-868.
. Wang Fangfang, Yan Bing. Intramolecular energy transfer and luminescence enhancement effect in inert rare earth ions (La, Y, Gd)Eu3+ (Tb3+) co-fabricated organic-inorganic hybrid materials by covalent grafting [J]. J. Photochemistry and Photobiology A: Chemistry, 2008, 194 (2-3):238-246.
. Geary W. The use of conductivity measurements in organic solvents for the characterization of coordination compounds [J]. Coord. Chem. Rev., 1971, 7 (1):81-122.
. Rosenthal M R. The myth of the non-coordinating anion [J]. J. Chem. Educ., 1973, 50 (5):331-335.
. Hathaway B J, Underhill A E. The infrared spectra of some transition-metal perchlorates [J]. J. Chem. Soc., 1961, 65 (8):3091-3096.
. Shen L, Shi M, Shi E X, et al. Studies on luminescence properties of lanthanide complexes based on pyrazolone [J]. Chem. J. Chin. Univ.(高等学校化学学报), 2006, 27 (8):1413-1417 (in Chinese).
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