Microwave synthesis of nanocrystalline metal sulfides in formaldehyde solution

被引:108
作者
Liao, XH
Zhu, JJ [1 ]
Chen, HY
机构
[1] Nanjing Univ, Lab Mesoscop Mat, Dept Chem, Nanjing 210093, Peoples R China
[2] Nanjing Univ, State Key Lab Coordinat Chem, Nanjing 210093, Peoples R China
来源
MATERIALS SCIENCE AND ENGINEERING B-SOLID STATE MATERIALS FOR ADVANCED TECHNOLOGY | 2001年 / 85卷 / 01期
基金
中国国家自然科学基金;
关键词
microwave synthesis; metal; (Cu; Hg; Zn; Bi; Pb); sulfides; nanocrystalline;
D O I
10.1016/S0921-5107(01)00647-X
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Nanocrystalline metal (Cu, Hg, Zn, Pi, Ph) sulfides with different shapes and different particle sizes have been successfully prepared in a formaldehyde solution of metal salt and thioacetamide by microwave irradiation. Powder X-ray diffraction patterns indicated that the products were pure orthorhombic Bi2S3 phase, cubic phase HgS, hexagonal phase CuS, cubic phase ZnS, cubic phase PbS, respectively. The products were also characterized by transmission electron microscopy. Ultraviolet reflection spectrum clearly indicates the presence of quantum size effects in ZnS. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:85 / 89
页数:5
相关论文
共 29 条
[1]   Perspectives on the physical chemistry of semiconductor nanocrystals [J].
Alivisatos, AP .
JOURNAL OF PHYSICAL CHEMISTRY, 1996, 100 (31) :13226-13239
[2]   Metal nanocolloids [J].
Belloni, J .
CURRENT OPINION IN COLLOID & INTERFACE SCIENCE, 1996, 1 (02) :184-196
[4]   Surface synthesis of zinc sulfide nanoparticles on silica microspheres: Sonochemical preparation, characterization, and optical properties [J].
Dhas, NA ;
Zaban, A ;
Gedanken, A .
CHEMISTRY OF MATERIALS, 1999, 11 (03) :806-813
[5]   THE COLLOID-CHEMICAL APPROACH TO NANOSTRUCTURED MATERIALS [J].
FENDLER, JH ;
MELDRUM, FC .
ADVANCED MATERIALS, 1995, 7 (07) :607-632
[6]  
FENDLER JH, 1996, NATO ASI SERIES 3, V18
[7]   LARGE COAPO-5 SINGLE-CRYSTALS - MICROWAVE SYNTHESIS AND ANISOTROPIC OPTICAL-ABSORPTION [J].
GIRNUS, I ;
HOFFMANN, K ;
MARLOW, F ;
CARO, J ;
DORING, G .
MICROPOROUS MATERIALS, 1994, 2 (06) :537-541
[8]   LARGE ALPO4-5 CRYSTALS BY MICROWAVE-HEATING [J].
GIRNUS, I ;
JANCKE, K ;
VETTER, R ;
RICHTERMENDAU, J ;
CARO, J .
ZEOLITES, 1995, 15 (01) :33-39
[9]  
HENSHAW G, 1996, J CHEM SOC CHEM COMM, P1095
[10]  
Jansen J. C., 1992, SYNTHESIS MICROPOROU, V1, P507