采用简单的葡萄糖辅助溶剂热合成法制备了碲化铅纳米棒.利用X射线衍射(XRD)、场发射扫描电子显微镜(FE-SEM)、透射电子显微镜(TEM)、高分辨率透射电子显微镜(HRTEM)、能谱仪(EDS)等技术手段进行材料结构和形貌表征.结果表明,产物是纯的立方相PbTe,纳米棒的直径约为50 nm,长500 nm左右.研究了反应过程的影响因素及碲化铅纳米棒的形成机制.产物的形貌受葡萄糖的量、反应时间、反应温度和聚乙烯吡咯烷酮(PVP)质量的控制,分析了形成这种结构的原因.
参考文献
| [1] | G.JEFFREY SNYDER;ERIC S.TOBERER.Complex thermoelectric materials[J].Nature materials,20082(2):105-114. |
| [2] | Fardy, M;Hochbaum, AI;Goldberger, J;Zhang, MM;Yang, PD.Synthesis and thermoelectrical characterization of lead chalcogenide nanowires[J].Advanced Materials,200719(19):3047-3051. |
| [3] | Heremans JP;Thrush CM;Morelli DT.Thermopower enhancement in PbTe with pb precipitates[J].Journal of Applied Physics,20056(6):3703-1-3703-6-0. |
| [4] | Sargent EH.Infrared quantum dots[J].Advanced Materials,20055(5):515-522. |
| [5] | FRANK W.WISE.Lead Salt Quantum Dots: the Limit of Strong Quantum Confinement[J].Accounts of Chemical Research,200011(11):773-780. |
| [6] | STEVEN A.MCDONALD;GERASIMOS KONSTANTATOS;SHIGUO ZHANG;PAULW.CYR;ETHAN J.D.KLEM;LARISSA LEVINA;EDWARD H.SARGENT.Solution-processed PbS quantum dot infrared photodetectors and photovoltaics[J].Nature materials,20052(2):138-142. |
| [7] | G. Springholz;T. Schwarzl;M. Aigle.4.8 μm vertical emitting PbTe quantum-well lasers based on high-finesse EuTe/Pb_(1-x)Eu_(x)Te microcavities[J].Applied physics letters,200014(14):1807-1809. |
| [8] | Murphy JE;Beard MC;Norman AG;Ahrenkiel SP;Johnson JC;Yu PR;Micic OI;Ellingson RJ;Nozik AJ.PbTe colloidal nanocrystals: Synthesis, characterization, and multiple exciton generation[J].Journal of the American Chemical Society,200610(10):3241-3247. |
| [9] | Ni, Y.;Zhang, Y.;Hong, J..Potentiostatic electrodeposition route for quick synthesis of featherlike PbTe dendrites: Influencing factors and shape evolution[J].Crystal growth & design,20116(6):2142-2148. |
| [10] | Ding YS;Shen XF;Gomez S;Luo H;Aindow M;Suib SL.Hydrothermal growth of manganese dioxide into three-dimensional hierarchical nanoarchitectures[J].Advanced functional materials,20064(4):549-555. |
| [11] | Wang, YY;Cai, KF;Yao, X.Facile synthesis of PbTe nanoparticles and thin films in alkaline aqueous solution at room temperature[J].Journal of Solid State Chemistry,200912(12):3383-3386. |
| [12] | V. Tamilselvan;R. Rakesh Kumar;K. Narasimha Rao.Growth and characterization of micro and nanostructures of lead telluride (PbTe) by thermal evaporation method[J].Materials Letters,2013Apr.1(Apr.1):162-165. |
| [13] | Zhu, T.J.;Chen, X.;Meng, X.Y.;Zhao, X.B.;He, J..Anisotropic growth of cubic PbTe nanoparticles to nanosheets: Controlled synthesis and growth mechanisms[J].Crystal growth & design,20108(8):3727-3731. |
| [14] | Jong Wook Roh;So Young Jang;Joohoon Kang;Seunghyun Lee;Jin-Seo Noh;Woochul Kim;Jeunghee Park;Wooyoung Lee.Size-dependent thermal conductivity of individual single-crystalline PbTe nanowires[J].Applied physics letters,201010(10):103101-1-103101-3. |
| [15] | Junqing Hu;Zhigang Chen;Hao Jiang.Rectangular or square, tapered, and single-crystal PbTe nanotubes[J].Journal of Materials Chemistry: An Interdisciplinary Journal dealing with Synthesis, Structures, Properties and Applications of Materials, Particulary Those Associated with Advanced Technology,200919(19):3063-3068. |
| [16] | Nonto Ziqubu;Karthik Ramasamy;Pullabhotla. V. S. R. Rajasekhar.Simple Route to Dots and Rods of PbTe Nanocrystals[J].Chemistry of Materials: A Publication of the American Chemistry Society,201013(13):3817-3819. |
| [17] | Zhou, Jian;Chen, Zhonglin;Sun, Zhimei.Hydrothermal synthesis and thermoelectric transport properties of PbTe nanocubes[J].Materials Research Bulletin: An International Journal Reporting Research on Crystal Growth and Materials Preparation and Characterization,2015Jan.(Jan.):404-408. |
| [18] | Tai GA;Guo WL;Zhang ZH.Hydrothermal synthesis and thermoelectric transport properties of uniform single-crystalline pearl-necklace-shaped PbTe nanowires[J].Crystal growth & design,20088(8):2906-2911. |
| [19] | S. Banerjee;K. Loza;W. Meyer-Zaika.Structural Evolution of Silver Nanoparticles during Wet-Chemical Synthesis[J].Chemistry of Materials: A Publication of the American Chemistry Society,20142(2):951-957. |
| [20] | Guoxiu Tong;Fangfang Du;Lingjing Xiang.Generalized green synthesis and formation mechanism of sponge-like ferrite micro-polyhedra with tunable structure and composition[J].Nanoscale,20142(2):778-787. |
| [21] | Clemens Burda;Xiaobo Chen;Radha Narayanan;Mostafa A.EI-Sayed.Chemistry and Properties of Nanocrystals of Different Shapes[J].Chemical Reviews,20054(4):1025-1102. |
| [22] | Tao AR;Habas S;Yang PD.Shape control of colloidal metal nanocrystals[J].Small,20083(3):310-325. |
| [23] | Moon, G.D.;Ko, S.;Xia, Y.;Jeong, U..Chemical transformations in ultrathin chalcogenide nanowires[J].ACS nano,20104(4):2307-2319. |
| [24] | Yugang Sun;Younan Xia.Large-Scale Synthesis of Uniform Silver Nanowires Through a Soft, Self-Seeding, Polyol Process[J].Advanced Materials,200211(11):833-837. |
| [25] | Zhaoping Liu;Shu Li;You Yang;Zhaokang Hu;Sheng Peng;Jianbo Liang;Yitai Qian.Shape-controlled synthesis and growth mechanism of one-dimensional nanostructures of trigonal tellurium[J].New Journal of Chemistry,200312(12):1748-1752. |
| [26] | Xie Q;Dai Z;Huang WW;Zhang W;Ma DK;Hu XK;Qian YT.Large-scale synthesis and growth mechanism of single-crystal Se nanobelts[J].Crystal growth & design,20066(6):1514-1517. |
| [27] | Hai-Wei Liang;Shuo Liu;Qing-Song Wu;Shu-Hong Yu.An Efficient Templating Approach for Synthesis of Highly Uniform CdTe and PbTe Nanowires[J].Inorganic Chemistry: A Research Journal that Includes Bioinorganic, Catalytic, Organometallic, Solid-State, and Synthetic Chemistry and Reaction Dynamics,200911(11):4927-4933. |
| [28] | Guo'an Tai;Bin Zhou;Wanlin Guo.Structural Characterization and Thermoelectric Transport Properties of Uniform Single-Crystalline Lead Telluride Nanowires[J].The journal of physical chemistry, C. Nanomaterials and interfaces,200830(30):11314-11318. |
| [29] | Xi GC;Wang C;Wang X;Qian YT;Xiao HQ.Te/carbon and Se/carbon nanocables: Size-controlled in situ hydrothermal synthesis and applications in preparing metal M/carbon nanocables (M = tellurides and selenides)[J].The journal of physical chemistry, C. Nanomaterials and interfaces,20084(4):965-971. |
| [30] | Weigang Lu;Jiye Fang;Kevin L.Stokes;Jun Lin.Shape Evolution and Self Assembly of Monodisperse PbTe Nanocrystals[J].Journal of the American Chemical Society,200438(38):11798-11799. |
| [31] | Jiyang He;Shuling Mao;Shengyi Zhang;Helin Niu;Baokang Jin;Yupeng Tian.Preparation and electrochemical property of PbTe nanorods[J].Materials science in semiconductor processing,20096(6):217-223. |
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