利用化学浴沉积法在玻璃衬底上50℃沉积3h制备硫化铅(PbS)纳米晶薄膜.将得到的PbS薄膜在300℃氮气中进行不同时间(0～120min)的退火.利用X射线衍射仪(XRD)、扫描电子显微镜(SEM)、原子力显微镜(AFM)和紫外-可见-近红外分光光度计对PbS薄膜的结构和光学特性进行研究.PbS薄膜在玻璃基底上粘附力较强,结晶度良好,呈面心立方结构且沿(111)方向择优生长.不同的退火时间导致PbS薄膜的结构、形貌、光学特性均产生明显差异.退火30 min的PbS薄膜的结晶度最好,其带隙变化范围为0.90～1.70 eV.
参考文献
| [1] | K. K. Nanda;F. E. Kruis;H. Fissan;M. Acet .Band-gap tuning of PbS nanoparticles by in-flight sintering of size classified aerosols[J].Journal of Applied Physics,2002(4):2315-2321. |
| [2] | García V M;Nair M T S;Nair P K .Optical properties of PbS-Cux S and Bi2 S3-Cux S thin films with reference to solar control and solar absorber applications[J].Solar Energy Materials,1991,23(01):47. |
| [3] | Nair P K;Gomezdaza O;Nair M T S .Metal sulphide thin film photography with lead sulphide thin films[J].Advanced Materials for Optics and Electronics,1992,1(03):139. |
| [4] | Alex P. Gaiduk;Peter I. Gaiduk;Arne Nylandsted Larsen .Chemical bath deposition of PbS nanocrystals: Effect of substrate[J].Thin Solid Films,2008(12):3791-3795. |
| [5] | V. Vinod Kumar;Savarimuthu Philip Anthony.Silver nanoparticles based selective colorimetric sensor for Cd~(2+), Hg~(2+) and Pb~(2+) ions: Tuning sensitivity and selectivity using co-stabilizing agents[J].Sensors and Actuators, B. Chemical,2014:31-36. |
| [6] | Fainer NI.;Rumyantsev YM.;Salman EG.;Kuznetsov FA.;Kosinova ML. .GROWTH OF PBS AND CDS THIN FILMS BY LOW-PRESSURE CHEMICAL VAPOUR DEPOSITION USING DITHIOCARBAMATES[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,1996(1/2):16-19. |
| [7] | Wang Shiquan;Pan Anlian;He Yuping et al.Synthesis of PbS microcrystals via a hydrothermal process[J].Materials Letters,2006,60(09):1242. |
| [8] | Puiso J.;Lindroos S.;Tamulevicius S.;Leskela M.;Snitka V. .Growth of ultra thin PbS films by SILAR technique[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,2003(1/2):223-226. |
| [9] | Larramendi E M;Calzadilla O;Gonzalez-Arias A et al.Effect of surface structure on photo sensitivity in chemically deposited PbS thin films[J].THIN SOLID FILMS,2001,389(01):301. |
| [10] | Baris Altiokka;Mevlana Celalettin Baykul;Mehmet Riza Altiokka .Some physical effects of reaction rate on PbS thin films obtained by chemical bath deposition[J].Journal of Crystal Growth,2013(Dec.1):50-54. |
| [11] | Preetha, K.C.;Remadevi, T.L. .Behavior of chemically deposited PbS thin films subjected to two different routes of post deposition annealing[J].Materials science in semiconductor processing,2013(3):605-611. |
| [12] | Wang Z L .Transmission electron microscopy of shape-controlled nanocrystals and their assemblies[J].Journal of Physical Chemistry B,2000,104(06):1153. |
| [13] | M.M. Abbas;A. Ab-M. Shehab;N-A. Hassan;A-K. Al-Samuraee .Effect of temperature and deposition time on the optical properties of chemically deposited nanostructure PbS thin films[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,2011(15):4917-4922. |
| [14] | S. Thangavel;S. Ganesan;K. Saravanan .Annealing effect on cadmium in situ doping of chemical bath deposited PbS thin films[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,2012(16):5206-5210. |
| [15] | 刘艳辉,汪洋,孟亮.晶粒尺寸对FeS2薄膜微应变及光吸收特性的影响[J].无机材料学报,2007(01):143-147. |
| [16] | Prathap P;Revathi N;Subbaiah YPV;Reddy KTR .Thickness effect on the microstructure, morphology and optoelectronic properties of ZnS films[J].Journal of Physics. Condensed Matter,2008(3):35205-1-35205-10-0. |
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%