Fabrication and optimization of flexible dye sensitized solar cells

... FABRICATION AND OPTIMIZATION OF FLEXIBLE DYE SENSITIZED SOLAR CELLS Xue Zhaosheng (B.Appl.Sc.(Hons), NUS) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY NUS GRADUATE ... about half of the crystalline silicon solar cells Table 1.2 Comparison of various types of solar cells and their challenges[4, 30] acells with active area of at least cm2 Eff...

Ngày tải lên: 10/09/2015, 09:11

... Preparation of TiO2 nanotube/nanoparticle composite particles and their applications in dye-sensitized solar cells Chang Hyo Lee1, Seung Woo Rhee1, and Hyung Wook Choi*1 Department of Electrical ... explore the use of ordinal TiO2 in DSSCs; this includes TiO2 nanowires, nanorods, and TiO2 nanotubes [TNTs] The preparation of TNTs by a hydrothermal tr...

Ngày tải lên: 21/06/2014, 17:20

... processing of large-scale graphene Nat Nanotech 2009, 4:25-29 doi:10.1186/1556-276X-7-53 Cite this article as: Kim et al.: Fabrication and characterization of carbon-based counter electrodes prepared by ... graphene, SWNTs, and graphene-SWNT composites could perform sufficiently well as counter electrodes for DSSCs Figure Nyquist plot of DSSCs Nyquist plot of D...

Ngày tải lên: 20/06/2014, 23:20

... processing of large-scale graphene Nat Nanotech 2009, 4:25-29 doi:10.1186/1556-276X-7-53 Cite this article as: Kim et al.: Fabrication and characterization of carbon-based counter electrodes prepared by ... graphene, SWNTs, and graphene-SWNT composites could perform sufficiently well as counter electrodes for DSSCs Figure Nyquist plot of DSSCs Nyquist plot of D...

Ngày tải lên: 21/06/2014, 17:20

... 0.86–1.02% by introducing the TiO2 blocking layer The increase in Isc can be attributed to the increase in the aspect ratio of the nanowire arrays with and without the TiO2 blocking layer from ... spincoating, resulting in the maximum loss of Voc (about 40 mV) In order to further investigate the effect of a TiO2 buffer layer on the performance of ZnO nanowire-...

Ngày tải lên: 22/06/2014, 00:20

... Enhancement of the photoelectric performance of dye-sensitized solar cells using Ag-doped TiO2 nanofibers in a TiO2 film as electrode En Mei Jin*1, Xing Guan Zhao1, Ju-Young Park2, and Hal-Bon ... TiO2 nanoparticles and thin film porosity TN and ATN nanofibers can be observed at the surface of the film, so the nanofiber- added TiO2 film has a...

Ngày tải lên: 20/06/2014, 20:20

... this article as: Yu et al.: A cylindrical core-shell-like TiO2 nanotube array anode for flexible fiber-type dye-sensitized solar cells Nanoscale Research Letters 2011 6:94 Submit your manuscript ... Tang Y, Zou D: Wire-Shaped Flexible Dye-Sensitized Solar Cells Adv Mater 2008, 20:592 Unalan HE, Wei D, Suzuki K, Dalal S, Hiralal P, Matsumoto H, Imaizumi S, Minagaw...

Ngày tải lên: 21/06/2014, 06:20

... obtaining an efficient blocking layer in DSSCs The performance of the SHI-irradiated blocking layer was investigated in comparison with the unirradiated (pristine) and conventional spin-coated TiO2 ... Sudhagar et al.: Efficient Performance of Electrostatic Spray-Deposited TiO2 Blocking Layers in Dye-Sensitized Solar Cells after Swift Heavy Ion B...

Ngày tải lên: 21/06/2014, 08:20

... Increases in solar conversion efficiencies of the ZrO2 nanofiber-doped TiO2 photoelectrode for dye-sensitized solar cells Jiao Wang1, En Mei Jin1, Ju-Young Park2, Wan Lin Wang1, Xing Guan ... surface and the wt.% ZrO2 nanofiberadded TiO2 film's surface In the ZrO2 nanofiber-added TiO2 film in Figure 2b, the ZrO2 nanofiber was shown at the surf...

Ngày tải lên: 21/06/2014, 17:20

... interface of ZnO nanocombs and TCO [RZnO/TCO], is the capacitance of accumulation (of e-) layer of the ZnO nanocombs [CACC] and CSC space charge capacitance 123 1008 TCO (RZnO/TCO), the capacitance of ... efficiency of *0.68% with a fill factor of 34%, short-circuit current of 3.14 mA/cm2 and open-circuit voltage of 0.671 V This research opens a new way to utilize various k...

Ngày tải lên: 21/06/2014, 20:20

... FABRICATION OF DYE SENSITIZED SOLAR CELLS WITH ENHANCED ENERGY CONVERSION EFFICIENCY ZHANG WEI (M Sci.) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF CHEMICAL & BIOMOLECULAR ... achieved a photocurrent of 12.6 mA cm-2 and an energy conversion efficiency of ∼3% under AM 1.5G with light intensity of 100 mW cm-2 Although the ener...

Ngày tải lên: 10/09/2015, 08:28

... about 20 cm above the FTO glass In the spray process, oxygen gas was used as the carrier gas After spray pyrolysis cycles with an interval of min, the thickness of compact layer was around 100 ... glass was treated by O2 plasma for 18 Compact TiO2 layer was prepared by aerosol spray pyrolysis on cleaned FTO conducting glass.[49] To protect the collection area, a piece of glass s...

Ngày tải lên: 26/09/2015, 10:05

... Zhang Teng 22 April 2014 Mathematical Modeling and Analysis of Organic Bulk Heterojunction Solar Cells Zhang Teng National University of Singapore Departrment of Chemical and Biomolecular Engineering ... the performance and stability of organic solar cells, further research and development are needed in the theoretical understanding of device physics, th...

Ngày tải lên: 09/09/2015, 11:20

... Dye- sensitized solar- cells Ethylene glycol Electrochemical impedance spectroscopy Front- illuminated nanotube- based dye- sensitized solar cell Front- illuminated nanotube- based solid- state dye- sensitized ... characterizing frontilluminated titania nanotube- based dye- sensitized cells with a focus on all- solid state heterojunction cells By...

Ngày tải lên: 09/09/2015, 17:57