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 LU...

Ngày tải lên: 12/09/2015, 09:21

... this article as: Chen et al.: Improved conversion efficiency of Ag2S quantum dot-sensitized solar cells based on TiO2 nanotubes with a ZnO recombination barrier layer Nanoscale Research Letters ... efficiencies of as-prepared Ag2S quantum dot-sensitized solar cells, the Figure The photoconversion efficiencies of the Ag2S( 8) /ZnO/ TNT and Ag2...

Ngày tải lên: 21/06/2014, 01:20

... 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....

Ngày tải lên: 20/06/2014, 22:20

... electrochemical transistors under the same conditions Conclusions We fabricated organic chemical transistors based on CNT-Nafion composite nanowires using dielectrophoresis These composite nanowires had ... transistors Anal Bioanal Chem 2006, 384:343 Bernards DA, Malliaras GG: Steady-state and transient behavior of organic electrochemical transistors Adv Funct Mater 2007,...

Ngày tải lên: 21/06/2014, 04:20

... 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 util...

Ngày tải lên: 21/06/2014, 17:20

... 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 int...

Ngày tải lên: 09/09/2015, 11:16

... µc-Si:H thin- film solar cells deposited on TCO- coated planar glass superstrates 45 4.1 Establishing a baseline for thin- film µc-Si:H solar cells at SERIS: No buffer layer (reference cells) ... Abstract: An interface optimization for microcrystalline silicon (µc-Si:H) thin- film solar cells on glass superstrates is undertaken, focusing on...

Ngày tải lên: 09/09/2015, 11:16

... 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% achieve...

Ngày tải lên: 09/09/2015, 11:22

... 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 ......

Ngày tải lên: 10/09/2015, 09:24

... 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 .....

Ngày tải lên: 30/09/2015, 10:11

... time that TEOS/PAA hybrid matrices loaded with silver nanoparticles are fabricated In addition, their possible antibacterial behavior is also studied Then, the hybrid coating was used as host ... Mexican zeolite as an antibacterial material Microporous Mesoporous Mater 2000, 39:431-444 Park S-J, Jang Y-S: Preparation and characterization of activated carbon fibers supported w...

Ngày tải lên: 21/06/2014, 04:20

... modulation (ACM) Then, in this paper, we focus on a subcarrier allocation strategy that is aware of the queuing state per each user and that retains a fixed power allocation as well as adaptive quadrature ... quadrature amplitude modulation (QAM) Subcarrier allocation in OFDMA can be seen as a combinational problem where there are plenty of possible combinations associated to a giv...

Ngày tải lên: 22/06/2014, 00:20

... modulation (ACM) Then, in this paper, we focus on a subcarrier allocation strategy that is aware of the queuing state per each user and that retains a fixed power allocation as well as adaptive quadrature ... quadrature amplitude modulation (QAM) Subcarrier allocation in OFDMA can be seen as a combinational problem where there are plenty of possible combinations associated to a giv...

Ngày tải lên: 22/06/2014, 06:20

... research interests include soft computing, digital watermarking, intelligent filter design, data mining, and web programming Audio Watermarking Based on HAS and Neural Networks in DCT Domain Ji-Shiung ... Finding the tonal and nontonal components of the audio Step 4: Decimation of tonal and nontonal masking components Step 5: Calculation of the individual masking t...

Ngày tải lên: 23/06/2014, 01:20

... 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