Ag Nanoparticle–Functionalized Open-Ended Freestanding TiO2 Nanotube Arrays with a Scattering Layer for Improved Energy Conversion Efficiency in Dye-Sensitized Solar Cells
Abstract
:1. Introduction
2. Results and Discussion
2.1. Structure of DSSCs with Freestanding TiO2 Nanotube Arrays with Channels Containing Ag NPs
2.2. Characterization of Freestanding TiO2 Nanotube Arrays with Channels Containing Ag NPs
2.3. DSSCs with Closed-Ended Freestanding TiO2 Nanotube Arrays with Channels Containing Ag NPs and Large TiO2 NPs
2.4. DSSCs with Open-Ended Freestanding TiO2 Nanotube Arrays with Channels Containing Ag NPs and Large TiO2 NPs
3. Materials and Methods
3.1. Materials
3.2. Preparation of Freestanding TiO2 Nanotube Arrays
3.3. Preparation of Ag NPs in the Channel of Freestanding TiO2 Nanotube Arrays
3.4. Fabrication of DSSCs with Freestanding TiO2 Nanotube Arrays with Channels Containing Ag NPs
3.5. Instruments
4. Conclusions
Author Contributions
Conflicts of Interest
References
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DSSCs | Jsc (mA/cm2) | Voc (V) | ff | η (%) |
---|---|---|---|---|
(a) Closed-ended freestanding TiO2 nanotube arrays without any NPs | 11.05 | 0.78 | 0.68 | 5.86 |
(b) Closed-ended freestanding TiO2 nanotube arrays with Ag NPs | 12.22 | 0.77 | 0.68 | 6.40 |
(c) Closed-ended freestanding TiO2 nanotube arrays with large TiO2 NPs | 11.90 | 0.76 | 0.69 | 6.24 |
(d) Closed-ended freestanding TiO2 nanotube arrays with Ag NPs and large TiO2 NPs | 12.63 | 0.77 | 0.69 | 6.71 |
ADSSCs | Jsc (mA/cm2) | Voc (V) | ff | η (%) |
---|---|---|---|---|
(a) Open-ended freestanding TiO2 nanotube arrays without any NPs | 11.56 | 0.79 | 0.67 | 6.12 |
(b) Open-ended freestanding TiO2 nanotube arrays with Ag NPs | 12.45 | 0.79 | 0.68 | 6.68 |
(c) Open-ended freestanding TiO2 nanotube arrays with large TiO2 NPs | 12.33 | 0.79 | 0.68 | 6.62 |
(d) Open-ended freestanding TiO2 nanotube arrays with Ag NPs and large TiO2 NPs | 12.74 | 0.78 | 0.71 | 7.05 |
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Rho, W.-Y.; Chun, M.-H.; Kim, H.-S.; Kim, H.-M.; Suh, J.S.; Jun, B.-H. Ag Nanoparticle–Functionalized Open-Ended Freestanding TiO2 Nanotube Arrays with a Scattering Layer for Improved Energy Conversion Efficiency in Dye-Sensitized Solar Cells. Nanomaterials 2016, 6, 117. https://doi.org/10.3390/nano6060117
Rho W-Y, Chun M-H, Kim H-S, Kim H-M, Suh JS, Jun B-H. Ag Nanoparticle–Functionalized Open-Ended Freestanding TiO2 Nanotube Arrays with a Scattering Layer for Improved Energy Conversion Efficiency in Dye-Sensitized Solar Cells. Nanomaterials. 2016; 6(6):117. https://doi.org/10.3390/nano6060117
Chicago/Turabian StyleRho, Won-Yeop, Myeung-Hwan Chun, Ho-Sub Kim, Hyung-Mo Kim, Jung Sang Suh, and Bong-Hyun Jun. 2016. "Ag Nanoparticle–Functionalized Open-Ended Freestanding TiO2 Nanotube Arrays with a Scattering Layer for Improved Energy Conversion Efficiency in Dye-Sensitized Solar Cells" Nanomaterials 6, no. 6: 117. https://doi.org/10.3390/nano6060117