TiO2/ZnO 奈米柱陣列對染料敏化太陽能電池之影響

TiO2/ZnO :

:

:*

1.

2.SEMXRD

3.EDSPL

4. *

1.

2.TiO2ZnOTiO2 TiO2 /ZnO

3.TiO2

*

3 - 1 1. (Ethanol)2. (Titanium (IV) isopropoxideTTIP)3. (Hydrochloric acidHCL)4. (zinc acetate dehydrate)5. (HexamethykenetetramineHMT)6. (uthenium535-bisTBARuL2 (NCS) 2 : 2TBA C58H86O8N8S2RuN-719)7. (IodineI2)8. (Lithium IodideLiI)9. 4-(4-tert-butylpridineTBP)10. (MethoxypropanenitrileMPN)11. Indium Tin OxideITO

*

3-2 0.5*0.5mmTiO2TiO224*

:S Z T TiO2 S4Z3T1*

1.FE-SEM(A)S2 (B)S4(C)S2 (D)S4(a)(b)(c)(d)*

2.FE-SEM (A)(B)(C)(D)(a)(b)(c)(d)*

1.

*

, mT007.2T115.2T335.1T555.5

3.(A)(B) (a)(b)*

2./EDS*

, rpmTi/Zn, atomic ratioT1110000.022T5510000.23T1130000.12

4.XRD (A)(B)2 (C) 4 (D) 6 *

5.UV-VIS (A)(B)(C)(D)(E)(F)(G)*

6. PL(A)(B)(C)*

7.I-V(A)(B) (C)(D) (E)*

8.(a)(b) (c) (d)(e)*

3.

*

SampleVOC , VJSC , mA /cm2F.F. , S110.672.760.230.43S220.642.90.270.51S330.683.360.260.62S440.664.000.300.81S550.643.550.310.70

9.I-V(a)(b)(c)*

10.(a)(b)(c)*

4.*

VOC , VJSC , mA /cm2F.F. , Z10.642.850.250.47Z20.643.420.290.65Z30.664.000.30.81

11./I-V (A) (B)(C)(D)

*

12./ (A)(B) (C)(D)

*

5.

*

SampleVOC , VJSC , mA /cm2F.F. , T00.612.460.270.42T10.664.000.30.81T30.643.060.290.58T50.622.530.270.43

1.

2.

3.PL

4.3

*

[1] B. ORegan, M. Gratzel, A low-cost, high-efficiency solar cell based on dye-sensitized colloidal TiO2 films, Nature, Vol 353,pp737-740(1991.10.24). [2] W. Shockley, H. J. Queisser, J, Detailed Balance Limit of Efficiency of P-N Junction Solar Cells, Appl. Phys, Vol 32,pp510-519(1961). [3] Y. Wang, Y. Sun, K. Li, Dye-sensitized solar cells based on oriented ZnO nanowire-covered TiO2 nanoparticle composite film electrodes, Materials Lett,Vol 63,pp1102-1104 (2009.05.15). [4] T. P. Chou, Q. F. Zhang, G. E. Fryxell, G. Z. Cao, Hierarchically Structured ZnO Film for Dye-Sensitized Solar Cells with Enhanced Energy Conversion Efficiency, Adv. Mater., Vol 19,pp2588-2592(2007). [5] M. Law, L. E. Greene, J. C. Johnson et al., Nanowire dye-sensitized solar cells,Nat Mater., Vol 4,pp455-459(2005.05.15). [6] , , , , 2004 [7] , , , , 2006 [8] , ,, Vol 5,pp338(2005)*

9] , , , , 2009 [10] L. Lu, R. Li, K. Fan, T. Peng, Effects of annealing conditions on the photoelectrochemical properties of dye-sensitized solar cells made with ZnO nanoparticles,Solar Energy, Vol 84,pp844-853(2010.05). [11] J. Bisquert, A. Zaban, M. Greenshtein, I. Mora-Sero, Determination of Rate Constants for Charge Transfer and the Distribution of Semiconductor and Electrolyte Electronic Energy Levels in Dye-Sensitized Solar Cells by Open-Circuit Photovoltage Decay Method,J. Am. Chem. Soc., Vol 126,pp13550-13559(2004). [12] D.Zhao, T.Peng, L.Lu, P. Cai, P.Jiang and Z.Bian, Effect of Annealing Temperature on the Photoelectrochemical Properties of Dye-Sensitized Solar Cells Made with Mesoporous TiO2 Nanoparticles, J. Phys. Chem. C, Vol 112,pp8486-8494(2008). [13] ,TiO2/ZnO, , , 2009

*