Graphene modified indium tin oxide electrodes for organic solar cells
Graphene modified indium tin oxide electrodes for organic solar cells
... 2,3,5,6-Tetrafluoro-7,7,8,8-tetracyanoquinodimethane FF Fill Factor G/ITO Graphene modified Indium Tin Oxide deposited on Glass G/Cu Graphene grown on Copper foil G/Si Graphene modified Silicon HOMO Highest Occupied Molecular ... PCE up to ~8% for single heterojunction solar cells, 6–8 and ~10% for tandem solar cells, 9 these values fall well short of the 24% achieved for crystalline silicon-based PV.10 Therefore, considerable ... CuPc molecules for the epitaxial growth of highly ordered organic crystals on graphene J Am Chem Soc 135, 3680–7 (2013) 44 Cattin, L et al Improved performance of organic solar cells by growth...
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Solution processed metal oxide interfacial layers for organic solar cells
... SolutionProcessed Molybdenum Oxide Interfacial Layer for Organic Solar Cells" , K H Wong, K Ananthanaranayan, P Balaya, J Phys Chem C, 2012 (116) 16346 Conference Participations Solution Processed Metal ... 25 2.9 Motivation 27 2.9.1 Metal oxides interfacial layers 27 2.9.2 Solution processing metal oxide interfacial layers 28 2.9.3 Objective of This Work ... Origin of Hole Selectivity and the Role of Defects in Low Temperature Solution- Processed MoOx Interfacial Layer for Organic Solar Cells ……………………………………………………………………………… 58 5.1 Preface ...
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Effect of indium tin oxide surface modifications on hole injection and organic light emitting diode performance
... influence of surface properties of indium tin oxide (ITO) on hole injection and thus on the performance of OLEDs is presented After that, recent developments on ITO surface modifications are reviewed ... fundamentally distinct from conventional inorganic semiconductor-based light- emitting diodes (LEDs) The rectification and light- emitting properties of inorganic LEDs are due to the electrical junction between ... to understand the effect of the surface treatments on hole injection, majority of the research work had been concentrated on work function A general understanding of the hole injection mechanism...
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báo cáo hóa học:" Indium tin oxide exhibiting high poly-crystallinity on oxygen plasma-treated polyethylene terephthalate surface" pdf
... Indium tin oxide exhibiting high poly-crystallinity on oxygen plasma-treated polyethylene terephthalate surface Phil Kook Son1,3, Suk-Won Choi*1,3, and Sung Soo Kim2,3 ... higher than that of the ITO on non-treated PET Conclusion We successfully manufactured ITO that exhibits high poly-crystalline content on oxygen plasma-treated PET surfaces without an additional ... Low-resistivity indium tin oxide [ITO] film was successfully deposited on oxygen plasma-treated polyethylene terephthalate [PET] surfaces at room temperature X-ray diffraction [XRD] measurements demonstrated...
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Báo cáo vật lý: "Electrical Conductivity of Chlorophyll with Polythiophene Thin Film on Indium Tin Oxide as P-N Heterojunction Solar Cell" ppsx
... deposition of different thicknesses of CHLO thin films on the PT thin films is also successfully done by spin coating technique The electrical conductivity in dark condition was increased with the ... increasing of PT thin film thickness While, with the increasing of CHLO thin film thickness, electrical conductivity in the dark is consecutively change Under dark condition where no absorption of ... conductivity of the PT/CHLO thin films was increasing with the increasing of intensity of light from 10–100 Wm–2 The results showed that as the thicker CHLO thin film combined with thinner PT thin film, ...
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Low temperature high performance indium tin oxide films and applications
... a systematic study on the development of high quality low- temperature indium tin oxide (ITO) films and the optimization of its properties for device applications A radio frequency (RF) magnetron ... transparent conducting oxide thin films, Thin Solid Films, 443 (2003) 60 Jianqiao Hu, Jisheng Pan, Furong Zhu and Hao Gong, Evidence of NO-induced surface band bending of indium tin oxide observed ... a high processing temperature Therefore the development of high quality ITO films with smooth surfaces, low resistivity and high transmission over the visible spectrum at a low processing temperature...
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báo cáo hóa học:" Hafnium metallocene compounds used as cathode interfacial layers for enhanced electron transfer in organic solar cells Keunhee Park1, Se" ppt
... doi:10.1186/1556-276X-7-74 Cite this article as: Park et al.: Hafnium metallocene compounds used as cathode interfacial layers for enhanced electron transfer in organic solar cells Nanoscale Research Letters ... coordinated in a sandwich structure was used as a cathode interfacial layer in OSCs In this study, we demonstrated that ECHD can be utilized as an efficient cathode interfacial layer in OSCs based ... increased from to 0.7 nm, F decreased by as much as 0.50 eV However, further increasing the ECHD thickness above 0.7 nm increased the F values of ECHD/Al structures In this experiment, therefore,...
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Báo cáo hóa học: " Controllable synthesis of flake-like Al-doped ZnO nanostructures and its application in inverted organic solar cells" doc
... Al concentrations in a solution of 0.025 M zinc nitrate [Zn(NO3)2·6H2O] and hexamethylenetetramine (HMT), we obtained ultrathin flake-like AZO nanostructures of high s and distinct morphology Moreover, ... 0.337, and a PCE of 1.04% With doping and mM Al concentrations, the J SC of devices increases to 10.26 and 11.08 mA cm -2 , and the PCE increases to 1.26% and 1.44%, respectively With increasing ... suggests that electrons can be injected from the LUMO of P3HT into the LUMO of ZnO In this study, upon the Al-doping treatment, it is interesting to observe that the ultrathin and disperse AZO NF arrays...
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Interface investigation in organic solar cells
... of Organic Solar Cells 1.2 Interface Investigation in Organic Solar Cells 10 1.2.1 Energy level alignment in Organic Solar Cells 11 1.2.2 Molecular Orientation in Organic Solar Cells ... functions in the devices Thus the interface incorporating interfacial layer (including electrode/interfacial layer interface, interfacial layer/donor interface, and interfacial layer/acceptor interface) ... deeper understanding of the interface properties and new interfacial engineering approaches The main aim of this thesis is to examine how the interface properties including ELA, interface dipole...
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Bulk heterojunction organic solar cells based on crosslinked polymer donor networks
... reported the concept of bulk heterojunction by blending polymer and fullerene or two polymers in 1995.28,29 Bulk heterojunction allows for more interfacial contact between the donor/ acceptor ... exciton energy, IPdonor is the ion potential of donor, EAacceptor is the electron affility of acceptor, B.E is the polaron Coulomb binding energy, LUMO donor and LUMOacceptor are the LUMO for donor ... Electroabsorption spectroscopy of P3HT: PCBM solar cells .101 4.4 Conclusions 105 4.5 References 105 Chapter Modeling and optimization of bulk heterojunction solar cells...
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Characterization of high efficiency pseudo bilayer organic solar cells and
... SILICON SOLAR CELLS 17 AMORPHOUS SILICON SOLAR CELLS 19 DYE SENSITIZED SOLAR CELLS 21 PEROVSKITE SOLAR CELLS 23 ORGANIC SOLAR CELLS ... recent technologies that have shown a lot of potential such as dye sensitized solar cells, perovskite solar cells and organic solar cells There is a lot of research that is being carried out on ... stable and they degrade over time [16] Dye sensitized solar cells Dye sensitized solar cells (DSSCs) are one of the new breed of solar cells that are currently been researched about At the heart of...
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Fabrication of metal tetraamine phthalocyanine polymer modified electrodes for nitric oxide sensing studies
... detection of dissolved nitric oxide (NO) in phosphate buffered saline (pH 7.4) by electropolymerizedMetallo 4’, 4’’, 4’’’, 4’’’’ tetra-amine Phthalocyanine (poly-MTAPc) modified electrodes A series of ... another cause for the shift Hence the study of MPc -modified electrodes as NO sensors forms the central theme of this thesis 1.3.1 Effect of the Metal Centres towards Sensor Performance MPcs are ... that “when comparing phthalocyanines of different metals, the influence of the nature of the metal on the activity was not very strong” 1.3.2 Electropolymerized MTAPc modified electrodes as NO Sensor...
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Fabrication of metal tetraamine phthalocyanine polymer modified electrodes for nitric oxide sensing studies
... detection of dissolved nitric oxide (NO) in phosphate buffered saline (pH 7.4) by electropolymerizedMetallo 4’, 4’’, 4’’’, 4’’’’ tetra-amine Phthalocyanine (poly-MTAPc) modified electrodes A series of ... another cause for the shift Hence the study of MPc -modified electrodes as NO sensors forms the central theme of this thesis 1.3.1 Effect of the Metal Centres towards Sensor Performance MPcs are ... that “when comparing phthalocyanines of different metals, the influence of the nature of the metal on the activity was not very strong” 1.3.2 Electropolymerized MTAPc modified electrodes as NO Sensor...
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studies on tin oxide-intercalated polyaniline nanocomposite for ammonia gas
... the presence of ammonia gas) for (a) tin oxide, (b) polyaniline and (c) tin oxide /polyaniline nanocomposites surrounded by p-type PANI molecules make a p–n junction like formation locally, immersed ... Sensitivity versus concentration plot for tin oxide, polyaniline and tin oxide /polyaniline nanocomposites between the PANI and SnO2 border The depletion region field might polarize the ammonia molecules, ... reversibility curves for (a) polyaniline and (b) tin oxide /polyaniline nanocomposites reach 90% of its saturation value from the starting value on gas exposure, and on removal of the gas, respectively...
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Modified titanium dioxide (tio2) photocatalysts for the degradation of organic pollutants in wastewater
... consists of two co-axial cylinders When the inner cylinder is rotated at a certain speed, the unsteady flow within the annulus allows the fluids to recirculate from the vicinity of the rotating inner ... toxic organic pollutants In addition, the increasing population of the world is also escalating the requirements of pure water for drinking and household purpose The high population density and the ... Anpo, for his support during my stay in Japan for the research cooperation and Prof Zou Zhigang, for his kindly advice and guidance during my stay in China for the research collaboration for this...
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