organic and carbon based solar cells

... Outlook and Recommendations 162     Bibliography 164   vii SUMMARY Excitonic solar cells (ESCs) such as Dye Sensitized Solar Cells (DSCs) and Organic Solar Cells (OSCs) are promising candidates ... Examples of this type of ESCs include organic solar cells (OSCs), dye-sensitized solar cells (DSCs), and quantum dot solar cells Conjugated polymers and/ or organic materials such as PCBM, P3HT ... energy; and thereby, uplifting the theoretical conversion efficiency over 60% The third generation solar cells especially Dye-sensitised solar cells (DSCs), Organic and hybrid photovoltaics (OPVs and...

Ngày tải lên: 12/09/2015, 10:22

... contributions HK fabricated the cells and wrote the paper HK and HC did the characterization and imaging of the solar cells SH and YK helped design the experimental study and advised on the project ... dye-sensitized solar cells ACS Nano 2010, 4:6203-6211 11 Li P, Wu J, Lin J, Huang M, Huang Y, Li Q: High-performance and low platinum loading Pt /carbon black counter electrode for dye-sensitized solar cells ... nanoparticle solar cells on plastic substrates Sol Energy Mater Sol Cells 2006, 90:872-886 13 Choi H, Kim H, Hwang S, Choi W, Jeon M: Dye-sensitized solar cells using graphene -based carbon nano composite...

Ngày tải lên: 20/06/2014, 23:20

... contributions HK fabricated the cells and wrote the paper HK and HC did the characterization and imaging of the solar cells SH and YK helped design the experimental study and advised on the project ... dye-sensitized solar cells ACS Nano 2010, 4:6203-6211 11 Li P, Wu J, Lin J, Huang M, Huang Y, Li Q: High-performance and low platinum loading Pt /carbon black counter electrode for dye-sensitized solar cells ... nanoparticle solar cells on plastic substrates Sol Energy Mater Sol Cells 2006, 90:872-886 13 Choi H, Kim H, Hwang S, Choi W, Jeon M: Dye-sensitized solar cells using graphene -based carbon nano composite...

Ngày tải lên: 21/06/2014, 17:20

... ZnO-TiO(2) core-shell nanorod/ P3HT solar cells J Phys Chem C 2007, 111:18451 Liu JP, Wang SS, Bian ZQ, Shan MN, Huang CH: Organic/ inorganic hybrid solar cells with vertically oriented ZnO nanowires ... GQ, Kwong DL: Optimization of an inverted organic solar cell Solar Energy Materials & Solar Cells 2010, 94:985 13 Miyata N, Akiyoshi S: Preparation and electrochromic properties of RFsputtered ... 0.360 V, FF = 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...

Ngày tải lên: 20/06/2014, 22:20

... silicon -based technologies with the potential of providing low-cost, large-area solar cells However, organic solar cells still su er from signi cantly lower e ciencies than their silicon -based ... structure-property relationships in organic bulk heterojunction (BHJ) solar cells For this purpose, we have rst generalized the existing device models for organic bilayer and BHJ solar cells by reformulating ... enhance the performance and stability of organic solar cells, further research and development are needed in the theoretical understanding of device physics, the design and synthesis of new materials,...

Ngày tải lên: 09/09/2015, 11:20

... characterization of organic solar cells and calibration of solar simulator ……………………………… 27 2.1 AM1.5 standard reporting condition 28 2.2 PCE and EQE measurements of organic solar cells ... insights and lay down a clear path for the systematic optimization of organic solar cells In Chapter 2, accurate determination of organic solar cells performance and calibration of solar simulator ... such as lighting panels,18,19 solar cell panels20,21 and large size TVs and screens,13 etc 1.4 Organic bulk heterojunction (BHJ) solar cells The history of organic solar cell dates back to 1959...

Ngày tải lên: 12/09/2015, 09:21

... efficient solar cells Organic Solar Cells Organic solar cells are photovoltaic devices that convert sun light into energy using organic (carbon containing) materials This is unlike their inorganic ... as dye sensitized solar cells, perovskite solar cells and organic solar cells There is a lot of research that is being carried out on them to increase their device efficiencies and life times Figure ...  15   TYPES OF SOLAR CELLS    16   CRYSTALLINE SILICON SOLAR CELLS    17   AMORPHOUS SILICON SOLAR CELLS    19   DYE SENSITIZED SOLAR CELLS   ...

Ngày tải lên: 30/09/2015, 10:11

... performance of stand‐ alone conventional and inverted organic solar cells, and a further discussion about optimiz‐ ing organic tandem solar cells by considering the current matching of the sub -cells At ... a result, the optical optimization of organic solar cells is highly important This is why the device performance of standalone and tandem organic solar cells is investigated in this chapter The ... of dye-sensitized and polymerbased solar cells (including organic/ inorganic hybrids) as fundamentally new types of device We must remember, however, that currently solar cells and modules represent...

Ngày tải lên: 16/03/2014, 12:20

... we expect the SiNWs solar cells to show improved optical properties compared with conventional planar Si solar cells Fig 2(a) shows the photograph of the fabricated SiNWs solar cell The surface ... fabricated SiNWs solar cell was measured by solar simulator under AM 1.5 (100 mA/cm2) Fig shows the typical dark and light I–V curve of the SiNWs solar cell Clear rectifying behavior and power generation ... [4] and that of the homo-junction SiNWs solar cell [5] As can be seen in Fig 3, poor I–V characteristics in dark and light conditions were observed It is due to the high series resistance and...

Ngày tải lên: 16/03/2014, 15:12

... shell and electron trapping by a carbon nanotube core and following reactions where CNT is a carbon nanotube, hVB is a hole in TiO2 valence band, eCB is a electron in TiO2 conduction band, and ... band into the conduction band leaving a hole behind Excited state conduction-band electrons and valence-band holes can recombine and dissipate as heat The valence-band holes are powerful oxidants, ... NANOCOMPOSITES BASED ON TiO2 AND CARBON NANOTUBES By Sung-Hwan Lee December, 2004 Chair: Wolfgang M Sigmund Major Department: Materials Science and Engineering Nanocomposite particles and fibers based...

Ngày tải lên: 20/03/2014, 13:06

Ngày tải lên: 22/03/2014, 09:20

... homojunction wafer -based crystalline silicon (c-Si) solar cells and thin-film silicon solar cells Wafer -based c-Si solar cells dominated the PV market in 2008 with an overall share of 87%, and feature ... of HIT solar cells is relatively simple 2 Heterojunction Silicon Based Solar Cells 19 The wafer surface is randomly textured, and the emitter and BSF are formed by depositing a-Si:H and/ or μc-Si:H ... a-Si:H/c-Si solar cells made by Sanyo and b) performance of the solar cell as a function of p-type a-Si:H thickness [18] 2 Heterojunction Silicon Based Solar Cells 23 Figure 2.7a shows a solar cell...

Ngày tải lên: 29/05/2014, 23:53

... Thin Film Solar Cells 341 Rabin Dhakal, Yung Huh, David Galipeau and Xingzhong Yan Chapter 17 Photons as Working Body of Solar Engines V.I Laptev and H Khlyap Chapter 18 Hybrid Solar Cells Based ... High-Efficiency Organic Solar Cells: Polymers and Devices Development 433 Enwei Zhu, Linyi Bian, Jiefeng Hai, Weihua Tang and Fujun Zhang 415 Contents Chapter 21 Conjugated Polymers for Organic Solar Cells ... Nitride GaAsN and InGaAsN Layers Grown by Low-Temperature Liquid-Phase Epitaxy 69 Malina Milanova and Petko Vitanov Chapter Organic- Inorganic Hybrid Solar Cells: State of the Art, Challenges and Perspectives...

Ngày tải lên: 19/06/2014, 11:20

... technology more attractive and smart7-12 Classification of solar cells Author has made an effort to classify the available solar cells Fig Classification of Solar cells Organic solar cells are discussed ... flexibility, light-weight, and graded transparency Low cost production and easy processing of organic solar cells comparing to conventional silicon -based solar cells make them interesting and worth employing ... camera and the solar cells offers the potential to analyse wide variety of solar cells 7.4 Fill factor The quality of solar cells is measured in terms of fill factor The fill factor for a ideal solar...

Ngày tải lên: 19/06/2014, 11:20

... Polymer -based solar cell materials and manufacturing techniques 66 Solar Cells – New Aspects and Solutions are suitable and applicable for flexible and non-transparent textiles, especially tapes and ... the development of organic and polymeric photovoltaics Solar Energy Materials and Solar Cells, 83, 125 [12] Granstrom, M., Petritsch, K., Arias, A.C., Lux, A., Andersson, M.R and Friend, R.H (1998) ... E and Krebs F C Low band gap polymers for organic photovoltaics Solar Energy Materials and Solar Cells 91 (11), 2007, 954-985 [34] Kroon R, Lenes M, Jan C Paul H, Blom W M, Boer B de “Small Bandgap...

Ngày tải lên: 19/06/2014, 11:20

... suited for hybrid solar cells because they exhibit a high contrast between the inorganic NCs and the organic Organic-Inorganic Hybrid Solar Cells: State of the Art, Challenges and Perspectives ... hybrid solar cell and a bilayer based hybrid solar cell was performed First, free standing nanopillars of TiO2 were Organic- Inorganic Hybrid Solar Cells: State of the Art, Challenges and Perspectives ... PCEs and values of the best research cells are Organic- Inorganic Hybrid Solar Cells: State of the Art, Challenges and Perspectives 113 much smaller than in the case of DSSCs, OPV and hybrid solar...

Ngày tải lên: 19/06/2014, 11:20

... Between Nanomorphology and Performance of Polymer -Based Solar Cells Relation Between Nanomorphology and Performance of Polymer -Based Solar Cells 133 13 electrical conductivity and in situ photodoping.(Chen ... Nanomorphology and Performance of Polymer -Based Solar Cells Relation Between Nanomorphology and Performance of Polymer -Based Solar Cells 139 19 5.1 Power conversion efficiency and current-voltage ... of Polymer -Based Solar Cells Relation Between Nanomorphology and Performance of Polymer -Based Solar Cells 141 21 Fig 16 Changes in light absorption (a) and photoluminescence (PL) (b) and External...

Ngày tải lên: 19/06/2014, 11:20

... to cultivate with 196 Solar Cells – New Aspects and Solutions wastewater containing other reduced organic and inorganic compounds and exhaust containing carbon dioxide, and the electrochemical ... Production of Cuprous Oxide, a Solar Cell Material, by Thermal Oxidation and a Study of Its Physical and Electrical Properties Solar Energy Materials and Solar Cells, Vol.51, No.3-4, (February ... fluorocarbons, nitrous oxide, and carbon dioxide (Lashof and Ahuja, 1990) The airborne fraction of carbon dioxide that is the ratio of the increase in atmospheric carbon dioxide to the emitted carbon...

Ngày tải lên: 19/06/2014, 11:20

... Semiconductor Superlattice -Based Intermediate-Band Solar Cells Semiconductor Superlattice -Based Intermediate-Band Solar Cells EIB IB CB FC FI G FV Load Fig Model of the band structure of a solar cell with ... Superlattice -Based Intermediate-Band Solar Cells Semiconductor Superlattice -Based Intermediate-Band Solar Cells 229 19 Luque, A & Martí, A (1997) Increasing the efficiency of ideal solar cells by ... Semiconductor Superlattice -Based Intermediate-Band Solar Cells Semiconductor Superlattice -Based Intermediate-Band Solar Cells 213 junction under applied voltage, in the case of a solar cell, produced...

Ngày tải lên: 19/06/2014, 11:20