ENGINEERING RESEARCH PAPERS

solar cell research papers 2014

solar electricity producing devices have been around for over 50 years, solar electricity devices, often referred to as photovoltaics or PV, are still considered cutting edge technology. The promise of clean, cheap, and abundant electricity from the sun has been the dream of many scientists and businesses. As a result each year a number of discoveries and advances for this technology have been made.This primer has been designed to cover some of the basic concepts, components, and uses of PV. Explore each of the sections below to begin your enlightening journey.



Inverted bulk-heterojunction solar cell with cross-linked
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43 Within the field of organic solar cells, the conventional 44 bulk-heterojunction device comprises a substrate covered 45 with a transparent conductive oxide, an electron blocking 46 layer, a photoactive layer, in some case a hole blocking 47 layer and a metal electrode

Simulation of Mono Layer Solar Cell Using COMSOL and Fabrication in Particle Controlled BAEC Clean Room
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Abstract:The performance of solar photovoltaic cells depends on its design, material properties, and fabrication technology. This paper presented a comparative study of mono layer silicon solar cell simulation result designed by COMSOL Multiphysics and the

Aerosol synthesis of nanowire solar cell structures
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Semiconductor nanowires are key building blocks for the next generation of light-emitting diodes (Qian et al, 2005), solar cells (Wallentin et al, 2013) and batteries (Chan et al, 2008). To fabricate functional nanowirebased devices on an industrial scale requires an efficient Principal components of photosystem involves light reception in plants are chlorophyll protein complexes. In the present study, we have employed chlorophyll protein complexes nanoparticles for photoreception with an aim to assess the excitation like behaviour of

Properties and Performance of Dye Sensitized Solar Cell Using Beta Vulgaris
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ABSTRACT Dye sensitized solar cells were fabricated using natural dyes extracted from beetroot. The ZnO nanorod working electrode has been prepared by simple hydrothermal method. The crystallinity and morphology of the prepared electrode has been studied

Efficiency Gain For Bi-Facial Multi-Crystalline Solar Cell With Uncapped Al2O3 And Local Firing-Through Al-BSF
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(Passivated on all sides H-pattern), is developed at ECN and employs an uncapped Al2O3 passivation layer on the rear through which a screen printed H-pattern of aluminium contacts is fired. Here we report a net gain in cell efficiency of 0.2% absolute for the p-PASHA cell

LOW VACUUM EVAPORATED CUPROUS OXIDE THIN FILM FOR SOLAR CELLAPPLICATION 3
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Abstract Low vacuum evaporation method was used to prepare thin cuprous oxide, Cu2O, films. Solid copper was used as a starting material. The films were deposited on a fluorine doped tin oxide pre-coated glass substrates, prepared by spraying pyrolysis technique.

Intermediate Band Solar Cell with Extreme Broadband Spectrum Quantum Efficiency
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We report, for the first time, about an intermediate band solar cell implemented with InAs/AlGaAs quantum dots whose photoresponse expands from 250 nm to 6000 nm. To our knowledge, this is the broadest quantum eficiency reported to date for a solar cell and

Improved CNT-Si heterojunction solar cell with structured single-walled carbon nanotubes
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Single-walled carbon nanotubes (SWNTs) with outstanding electronic, optical, mechanical, and thermal properties are expected to be the most promising materials for next-generation energy devices as well as optical and electronic devices. However, the structure

Development of epitaxial interdigitated back contact solar cell by HWCVD process
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Abstract The design of a test platform for novel antireflection and light trapping schemes, based on the interdigitated back contact solar cell concept, is presented. The fabrication process includes POCl3 diffusion to create n+ regions and the epitaxial deposition of p+

Employment of CuI on Sb2S3 Extremely Thin Absorber Solar Cell: N719 Molecules as a Dual Role of a Recombination Blocking Agent and an Efficient Hole
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FTO/TiO2/Sb2S3/CuI/Pt-FTO solar cell which utilizes Sb2S3 as an extremely thin light absorbing layer and CuI as a hole conducting material is an example for novel extremely thin solar cells. The solar cell shows very poor performance of lower open-circuit voltage

Some Features of Dye-sensitized Solar Cell Combining with Single-walled Carbon Nanotubes
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A dye-sensitized solar cell (DSSC) was fabricated with a nanocrystalline TiO2 film electrode on FTO glass, N719 dye, electrolytes (or CsSnI3), and counter Pt electrode by incorporating it with single-walled carbon nanotubes (SWNTs). SWNTs were combined with TiO2 film, In patents a great number of technical inventions are documented. Aided by the theory of inventive problem solving, such inventions can be analysed in a specific manner, which gives insight into inventors' thoughts. In particular, so–called inventive principles facilitate

DEPOSITION AND CHARACTERIZATION OF Bi2S3 FOR PHOTOELECTROCHEMICALSOLAR CELL APPLICATION
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An investigation was carried out on the Photoelectrochemical properties of Bismuth Sulphide (Bi2S3) thin film deposited onto fluorine doped tin oxide (FTO) glass substrate by Chemical Bath Deposition (CBD) technique. A PEC configuration of Bi2S3/(NaOH-S-NaS)/S was formed

Effect of Natrium Hydroxide Concentration on the Properties of ZnO Thin Film Nanotubes and the Performance of Dye-sensitized Solar Cell
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ABSTRACT: The synthesis parameter of thin film photovoltaic materials plays important role on their properties and the performance of DSSC. ZnO thin film nanotubes which serve as a photovoltaic material in DSSC was synthesized via seed mediated hydrothermal

Preparation and Characterization of Dye Sensitized Solar Cell Using Natural Dye Extract from Red Amaranth (Amaranthus sp.) as Sensitizer
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Abstract: Dye Sensitized Solar Cells (DSSCs) were assembled with crystalline titanium dioxide (TiO2) coating on a conductive glass (Indium doped tin oxide, ITO) and absorbed with a novel natural dye extracted from red amaranth (Amaranthus sp.). Solvents of

6.5% efficient perovskite solar cell
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Highly efficient quantum-dot-sensitized solar cell is fabricated using ca. 2–3 nm sized perovskite (CH3NH3) PbI3 nanocrystal. Spincoating of the equimolar mixture of CH3NH3I and PbI2 in g-butyrolactone solution (perovskite precursor solution) leads to (CH3NH3) It is my great pleasure to present our book P3HT Revisited–from Molecular Scale to Solar Cell Devices in the series Advances in Polymer Science. The book deals with poly (3-hexylthiophene), P3HT, which was first synthesized in the early 1990s and has become

New Biodegradable Polymer Electrolyte for Dye Sensitized Solar Cell
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New biopolymer electrolyte for solar cell has been developed and characterized. Potassium iodide has been added in biopolymer matrix to develop solid electrolyte. Impedance spectroscopy reveals enhancement in ionic conductivity by salt doping and conductivity

TITLE: Influence of post-deposition selenium supply on CIGSe-based solar cell properties
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Abstract Cu (In, Ga) Se2 (CIGSe) layers have been deposited by the 3-stage process and once the growth completed, the structures have been kept at high temperature for 50 min with or without Se supply. Both the resulting CIGSe layer and related device properties are

Erratum to Chloroboron subphthalocyanine/C60 planar heterojunction organic solar cell with N, N-dicarbazolyl-3, 5-benzene blocking layer[Sol. Energy Mater. Sol.
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Chi-Feng Lin a, Valerie Nichols b, Yung-Chih Cheng c, Christopher J. Bardeen b, Mau-Kuo Wei c, Shun-Wei Liu d, Chih-Chien Lee e, Wei-Cheng Su e, Tien-Lung Chiu f, Hsieh-Cheng Han g, Li-Chyong Chen h, Chin-Ti Chen i, Jiun-Haw Lee j,n There was a typo in the original

IV Characteristics of ITO/CdTe/Al2O3/Si/Au Thin Film Solar Cell
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Abstract The CdTe/Al2O3/Si solar cells have been fabricated on p-Si wafer by thermal evaporation and ALD methods at different thicknesses of Al2O3 (1.7, 3.5, and 4.5 nm). In this work, the tunneling effect of the ultrathin oxide layer was studied. The electrical properties

Differences in Science Based Innovation by Technology Life Cycles: The case of solar celltechnology
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Summary This paper analyzes the role of university research in industrial innovation by different phases of the technology life cycle (TLC) and by patent analysis of solar cell technology. It is found that, in the early phase of TLC, the role of academic research is to

Fabrication and Characterization of CdS Thin Films for the Solar Cell Applications.
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Abstract--Solar energy has the potential of becoming a renewable energy alternative to fossils fuels. The thin film technologies reduce the amount of material required in forming the active material of solar cell. CdS being a wide band gap material and with better lattice

Impedance spectroscopy and transport mechanisms of TiO2-based dye sensitized solar cell
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A photovoltaic device considered to be an important device due to the fact of conversion of light energy into electrical energy. Since the beginning of the dye-sensitized solar cells (DSSCs) work in the early 1990s, a lot of attention in respect of their morphology and In this study, the enhanced performance of a triple-junction GaAs-based solar cell using a SiO 2-nanopillar/SiO 2/TiO 2 graded-index antireflection coating (GI-ARC) was demonstrated. The optical reflectance, photovoltaic current-voltage (IV), and external

Study of the optical properties of a micro pillar array solar cell for different configurations
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Light trapping of the solar incident light can be achieved by texturing the solar cell surface. There are various techniques available such as: placing nanowires [1], micro pillars [2], etc on the cell surface. In this paper, Silicon (Si) micro pillar arrays in Hexagonal (HEX) and

Power Loss Reduction Loading Balance of Distribution Feeders with Loop Power Controllers (LPC) Considering Solar and Fuel Cell Power Generation
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Abstract: For the effective operation of distribution systems, loading balance of distribution feeders is important for reducing power loss and power flow overloading. In this paper, a loop power controller (LPC) is applied for the control of real power and reactive power

Photovoltaic and impedance characteristics of modified silar grown CdS quantum dot sensitized solar cell
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Abstract Cadmium Sulphide (CdS) quantum dots (QDs) were deposited on nanostructured TiO2 film using a modified Successive Ionic Layer Adsorption and Reaction (SILAR) method. Nanostructured TiO2 on FTO glass and Platinum on FTO are used as photoelectrode and

Structural Properties of CdS Nanoparticles for Solar Cell Applications
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Abstract: The cadmium sulphide (CdS) is an important II–VI semiconductor (Eg= 2.42 eV, 515 nm) at room temperature with many excellent physical and chemical properties. It has promising applications in multiple technical fields including photochemical catalysis, gas

Optimization of Rear Contact in Nanowire Silicon Solar Cell
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Abstract To fulfill ever-increasing need of green energy, the contemporary research is going on developing third generation solar cell by changing either the material for efficient generation of carriers or by upgrading its structure for efficient collection of carriers.

Synthesis and characterization of cadmium sulfide (CdS) quantum dots (QDs) for quantum dot sensitized solar cell applications
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Abstract: Cadmium sulfide (CdS) quantum dots were prepared at various time durations and deposited by chemical bath deposition (CBD) method. The structural, morphological and optical properties were studied using powder X-ray diffraction (PXRD), scanning electron

THE MINORITY CARRIER PROFILE IN THE FRONT REGION OF A pn JUNCTION SILICONSOLAR CELL AND ITS CONTRIBUTION TO THE SPECTRAL
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ABSTRACT Silicon solar cells have been previously studied both theoretically and experimentally by many researchers. In this paper, the light generated excess minority carrier distribution in the front p+ region of ap+ n junction silicon solar cell has been

Investigations on the Physical Properties of CdCl2 Heat-Treated ITO/CDTE/CDS Thin FilmsSolar Cell
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Abstract: CdTe/CdS/ITO/glass solar cell was prepared by closed space sublimation (CSS) and chemical bath deposition (CBD). Indium tin oxide (ITO) and tellurium (Te) films were analyzed by spectrophotometry and scanning electron microscopy (SEM). CdTe and CdS

Structural Properties Of P-Type Boron Doped Carbon Film From Hydrocarbon Palm Oil For Photovoltaic Heterojunction Solar Cell Device
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Abstract: The complex-structured boron doped amorphous carbon were prepared from natural hydrocarbon palm oil precursor deposited by negative bias substrate voltage of 0 V and-20 V are presented. Field-emission scanning electron microscopy (FESEM) revealed

Structure Modification to Tune the Electronic and Charge Transport Properties of Solar CellMaterials: Quantum Chemical Study
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The organic materials, visible light sensing and absorbing sensitizers and sensors are getting increasing attention as possible substitutes to traditional inorganic counterpart s [1- 3]. The Ru complexes showed the efficiency up to 10% as photosensitizers but these have

Optimization of the Metal Finger of a Silicon Concentrator Solar Cell
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Enhancement of Dye-Sensitized Solar Cell Efficiency by Spherical Voids in Nanocrystalline ZnO Electrodes
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Abstract Light scattering enhancement is widely used to enhance the optical absorption efficiency of dye-sensitized solar cells. In this work, we systematically analyzed the effects of spherical voids distributed as light-scattering centers in photoanode films made of an

Structural and Spectral Properties of 1, 2-dihydroxy-9, 10-anthraquinone Dye Sensitizer forSolar Cell Applications
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Converting solar energy into electricity is generally regarded as the most prospective method to solve the global energy crisis, owing to its huge reserves and pollution--free character. The commercially available solar cells are currently based on inorganic silicon

COMPARISON OF PHOTOVOLTAIC PARAMETERS OF CDSE QD AND SAFRANIN DYE BASED SOLAR CELL.
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Abstract In the present investigation, comparison between photovoltaic parameters of FTO/TiO2/CdSe. QDs/Pt/FTO and FTO/TiO2/Safaranin Dye/Pt/FTO are presented. Photo electrodes are prepared on FTO coated glass with three layers; titanium isopropoxide with

Microwave Synthesized Monodisperse CdS Spheres of Different Size and Color for Solar CellApplications
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Monodisperse CdS spheres of size of 40 to 140 nm were obtained by microwave heating from basic solutions. It is observed that larger CdS spheres were formed at lower solution pH and smaller ones at higher solution pH (10.8–11.3). The color of CdS products

Materials for Enhanced Dye-sensitized Solar Cell Performance: Electrochemical Application
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This paper reports on an aperçu of materials that enhance the performance of dye- sensitized solar cells (DSSCs). The review indicates progress in DSSCs and a large improvement in the materials used in DSSCs in particular. DSSCs were assembled using

Enhanced Photo Current in n-ZnO/p-Si Diode Via Embedded Ag Nanoparticles for the Solar Cell Application
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Abstract:In this study, an n-ZnO/p-Si heterojunction diode with embedded Ag nanoparticles was fabricated to investigate the possible improvement of light trapping via the surface plasmon resonance effect for solar cell applications. The Ag nanoparticles were fabricated

Performance Analysis of Quantum Dot Intermediate Band Solar Cell (QD IBSC)
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Abstract-Now-a-days quantum dot intermediate band solar cell (QD IBSC) is the most promising approach for increasing the efficiency of the solar cell. In this paper InxGa1-xN GaAs based pin reference cell and quantum dot intermediate band solar cell where

Structural and Optical Behaviour of Thermally Evaporated p-Type Nickel Oxide Thin Film forSolar Cell Applications
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Abstract: Nickel oxide (NiO) thin films have been fabricated by thermal evaporation of nickel metal powder on glass substrate and oxidised through annealing to form nickel oxide thin films. The structural and optical properties of theNiO film annealed at 400oC was

Study of Surface Photo voltage for monocrystalline silicon solar cell fabricated at BAEC solar cell lab.
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ABSTRACT: Surface photovoltage (SPV) method is a contactless technique for non- destructive characterization of Si wafers and monocrystalline Si solar cells, mainly for minority carrier diffusion length determination. The minority carrier diffusion length, L is a

ENHANCED GRAIN GROWTH IN THE Sn DOPED Sb2S3 THIN FILM ABSORBER MATERIALS FOR SOLAR CELL APPLICATIONS
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Energy shortage and the environmental pollution are the outcomes of continuously increasing population. The sustainable human development will depend upon the alternative energy resources because the availability of the natural reserves of coal, gas

MEASUREMENT METHOD FOR A SOLAR CELL INDUCED GRAVITY VENTILATION SYSTEM
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Abstract A zero-energy research program was recently established. Under this research program, we collaborated with another department. The goal of the collaboration was to develop a gravitational, zero-energy ventilation system sufficiently efficient to use in a

P-type properties of micro and nano-structured carbon films from hydrocarbon palm oil in photovoltaic heterojunction solar cell applications
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Abstract: The micro and nano-structured amorphous carbon as p-type films prepared from natural palm oil precursor for heterojunction solar cell were presented. Field-emission scanning electron microscopy (FESEM) revealed the micro and nano structured films had

Development of n-type CdS and ZnS Nanostructured Semiconductors for Solar CellApplications
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Abstract: We deposit n-type CdS ZnS semiconductor films on different substrates by simple and inexpensive chemical bath deposition technique (CBDT). We record X-ray diffraction pattern and SEM of the developed samples. It is found that, the average grain size for CdS

/RCM and Ullmann/Bis-hydrazone Coupling Reac-tions; New Access to Benzodithiophenes for Dye-Sensitized Solar Cell and Thiahelicene Applications
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Abstract: The use of CuTC (Liebeskind's catalyst), followed by methylenation and ring- closing metathesis, or bis-hydrazone coupling reactions is described. This approach establishes an alternative non-photochemical synthesis of the strategically important 1, 2-

SIMULATION OF TWO-DIODE MODEL BASED PV SOLAR CELL/ARRAY: A SIMULINK APPROACH
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Abstract: This work proposes a Simulink-based Model of a photovoltaic (PV) system using the two-diode model of a PV solar cell. The series and shunt resistance of the solar cell are estimated in this model by an efficient iteration method. The number of required input

The HIP-MWT+ solar cell concept on n-type silicon and metallization-induced voltage losses
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ABSTRACT: We present high-performance metal wrap through+(n-HIP-MWT+) solar cells (239 cm² area) on n-type Czochralski-grown silicon (Cz-Si) wafers with a boron-doped front- side emitter. Peak conversion efficiencies of = 19.5% are measured using a black chuck.

A Novel Atomic Layer Deposited Al2O3 Film with Diluted NH4OH for High-Efficient c-Si Solar Cell
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Abstract:In this paper, Al2O3 film deposited by thermal atomic layer deposition (ALD) with diluted NH4OH instead of H2O was suggested for passivation layer and anti-reflection (AR) coating of the p-type crystalline Si (c-Si) solar cell application. It was confirmed that the

Growth Analysis and Numerical Simulation of Cu_3BiS_3 Absorbing Layer Solar Cell through the wxAMPS and Finite Element Method
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The properties and efficiency of heteroepitaxial semiconductor thin films depend upon states of stress and defects in the film structure. Recent years, it has carried out an extensive work as for characterization of thin films, with special emphasis on the nucleation and the

Efficiency improvement of a nanostructured polymer solar cell
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43 The photovoltaic (PV) industry, as of today, is dominated by 44 silicon based devices, especially crystalline silicon (c-Si), because 45 of their relatively high power conversion efficiencies (PCE) and 46 mature fabrication processes [1–3]. Nonetheless, PV devices

Annealing Effect on Titanium Dioxide Layer in paired Hybrid Carbon Nanotubes-Graphene as Dye Sensitized Solar Cell Working Electrode
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Abstract. Titanium Dioxide (TiO2) layer was deposited on conductive transparent glass substrate (ITO glass) at room temperature using doctor blade method. The TiO2 layer was annealed at 450 C, 550 C and 650 C in a vacuum chamber for 1 hour. The morphology

Absorbance of natural and synthetic dyes: Prospect of application as sensitizers in dye sensitized solar cell
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ABSTRACT Optical transmittance of various natural organic-and synthetic (commercial)- dyes has been measured in the wavelength range of 310-900 nm. The pure natural dye from raw samples of either flower or root of plants were extracted and dried following standard

Fabrication of PANI by Electropolymerization Method on SnO2 Conductive Glass as Counter Electrode for Dye sensitive Solar Cell
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Abstract In this study, novel Polyaniline polymer (PANI) was deposited on SnO2 conductive glass which prepared to act as counter electrode in dye sensitized solar cell (DSSC). The counter electrode was characterized using Fourier Transform Infrared and UV-Vis

Analyze the Absorption Properties and IV Characterization of Dye Sensitized Solar Cell Using Ruthenium Dye
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Abstract: In this study, Dye Sensitized Solar Cells (DSSC) has been fabricated using natural organic dye extracted from Ruthenium Dye and its IV characterization and absorption properties have been analyzed. It is observed that the selected natural dye absorbed all

THE USE OF SILICON CARBIDE AS SCATTERING LAYER IN DYE SENSITIZED SOLAR CELL (DSSC)
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Having four electrons in (Si and C) final orbital and the half of full capacity layer have created properties such as crystal formation and a unique combination for these elements. The ion lattice in carbon is as a transparent crystal, but as a silver color solid form in

Investigation of Silicon carbide based thin films for Solar cell applications
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ABSTRACT: In today's predominant silicon based technology, a lot of research is carried out in using various silicon based matrices especially for new, efficient and reduced cost solar cells. This has led to a deep research into third generation silicon based thin film solar

COMPARISON OF ALUMINIUM THIN FILM DEPOSITED ON DIFFERENT POLYMER SUBSTRATES WITH THERMAL EVAPORATION FOR SOLAR CELL
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Aluminum (Al) is the most abundant metal in the earth's crust and is the third most abundant element after oxygen (O2) and silicon (Si). It is silvery white in color, shows high electrical and thermal conductivity and has a melting point of 660oC. Al has been widely used for

DIELECTRIC PROPERTIES OF LEAD SULPHIDE THIN FILMS FOR SOLAR CELLAPPLICATIONS
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Nanometer sized semiconductor particles have attracted much attention over the past few years because of their novel electrical and optical properties originating from quantum confinement. Nanotechnology deals with nanometer size objects. Size dependence new

Preparation and Characterization of Chemical Bath Deposited CdS Thin Film for Solar Cell
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Abstract: The objective of this work was the investigation of CdS grown by CBD on commercial glass and glass covered by Indium Tin oxide (ITO) substrates. Both ITO and CdS are window layers influencing the photovoltaic response of the cell. CBD technology offers

Electrical and Hall Effect Study of Hybrid Solar Cell
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Abstract:This work focuses on electrical and Hall Effect study of hybrid solar cell (HSCs). In particular, attention is given to investigations of HSCs with the architecture combining conjugated p-type polymer, poly (3-hexylthiophene)(P3HT), and inorganic ZnO

Synthesis and Characterization of Nanostructured Thin Films of (CdS) 0.6 Se0. 4 for Solar Cell
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Abstract: The high quality thin films of (CdS) 0.6 Se0. 4 have been synthesized using thermal evaporation technique onto precleaned rotating amorphous glass substrate at room temperature. The films were characterized by X-Ray Diffractometer, Scanning Electron

Modeling and simulation of GaSb/GaAs quantum dot for solar cell
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Abstract The main limitations of the conventional solar conversion device is that low energy photons cannot excite charge carriers to the conduction band, therefore do not contribute to the device's current, and high energy photons are not efficiently used due to a poor match

NATURAL DYES FOR SOLAR CELL APPLICATION: UV-VISIBLE SPECTRA AND OUTDOOR PHOTOVOLTAIC PERFORMANCE
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ABSTRACT Successful conversion of visible light into electrical output was achieved by using four locally available natural dyes as wide band gap semiconductor sensitizers in Dye- sensitized solar cells. Natural dyes extracted from Java plum (Syzigium cumin), Red

Advanced Hybrid Solar Cell Approaches for Future Generation Ultra-High Efficiency Photovoltaic Devices
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ABSTRACT Increasing the conversion efficiencies of photovoltaic (PV) cells beyond the single junction theoretical limit is the driving force behind much of third generation solar cell research. Over the last half century, the experimental conversion efficiency of both single

A PDE-based method for optimizing solar cell performance
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First of all, my special thanks go to my adviser, Dr. Epstein, for his encouragement and patience ever since my first day at Penn. The discussions we had have been absolutely indispensable for my research. This work would not have been possible without his

Improved Efficiency by the Effect of Strain on the Structure of a Solar Cell Based on GaInP/GaAs
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ABSTRACT: This work is aimed at the study of GaInP-based photovoltaic cell. The effects of In content, lattice parameter mismatch and thickness of the SiO2 insulating layer on the characteristics and efficiency of the GaInP structure were investigated. We noticed that for

Development of a Diffused Junction Silicon Solar Cell Pilot Line
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ABSTRACT In the interest of expediting future pilot line start-ups for solar cell research, the development of Arizona State University's student-led pilot line at the Solar Power Laboratory is discussed extensively within this work. Several experiments and

Machine Vision based Micro-crack Inspection in Thin-film Solar Cell Panel.
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Abstract: Thin film solar cell consists of various layers so the surface of solar cell shows heterogeneous textures. Because of this property the visual inspection of micro-crack is very difficult. In this paper, we propose the machine vision-based micro-crack detection

Studies on n-TiO2/p-Si structure for solar cell applications
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Abstract: Titanium dioxide (TiO2) and Silicon (Si) are two types of materials that have been widely investigated for sensors and solar cell applications. Nanocrystalline TiO2 thin film has been successfully deposited on p-type silicon wafer by sol-gel spin coating method. The

Building Integrated Photovoltaic Systems: specific non-idealities from solar cell to grid
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After an initial phase of great diffusion of large Photovoltaic (PV) systems installed on the ground, the recent evolution of the feed-in tariffs makes the Building Integrated PV (BIPV) systems for residential, commercial and industrial users, the more befitting application of

High-Resolution X-Ray Diffraction Studies on MBE-Grown p-ZnTe/n-CdTe Heterojunctions forSolar Cell Applications
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Heterojunctions based on cadmium telluride (CdTe) belong to the most promising devices for fabrication of high-efficient thin film solar cells. CdTe is a II VI compound semiconductor with a direct band gap of 1.5 eV that is nearly optimally matched to the solar spectrum for

Concentrator cell efficiency measurement errors caused by unfiltered xenon flash solarsimulators
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Abstract. In this paper, we examine the effects of increased irradiance into one subcell of triple-absorber concentrator solar cells during efficiency measurements. This situation can easily occur when unfiltered xenon flash solar simulators are used for illumination. We

NEW SOLAR-CELL COATING TO ENABLE BOOST IN EFFICIENCY
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These days Solar Energy is discriminatingly required to satisfy the human needs. Anyway amid the energy conversion [sunlight into Current] the measure of transformation is not sufficient and it is less because of sun powered shaft reflection on the surface of the solar

Improvement on the performances of natural dye sensitized solar cell. I
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ABSTRACT Natural dye sensitized solar cells using TiO2 with different haze were studied in this report, experiment revealed an improvement in the efficiency of the cells with increase in haze properties of the electrode. Energy conversion efficiency of 0.68% was obtained with

Fabrication and Characterization of Banana Flower Extract Anthocyanin-Based Organic Solar Cell
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Abstract:Fabrication and characterization of organic solar cells with layer structure of ITO/PEDOT: PSS/PEG/PEG+ Anthocyanin/Anthocyanin/Al/ITO using banana flowers as electron acceptors have been done successfully. The electrical properties, absorbances,

The Influence of Radiation on the Solar Cell Efficiency
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Abstract:The use of a solar cell in space requires the knowledge of its behavior under high- energy partial radiation. This radiation in space produces defects in semiconductor that cause a reduction in solar cell power output. In this paper we present the method for

Study on the Performance of Photogalvanic Cell for Solar Energy Conversion and Storage
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Solar energy conversion and storage was studied through Photogalvanic effect using photogalvanic cell using Rose Bengal–Oxalic acid–CTAB System. The oxalic acid as reductant, Rose Bengal as sensitized dye and Cetryl hexadecyl ammonium bromide as

[9] electronic devices [10] nuclear system [11], space [12], heat exchanger [13], electronics cooling system [14], fuel cell [15, 16], solar collectors [17], domestic
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Keywords: a BS tract This paper describes preparation of zinc oxide (ZnO) based nanofluids in polymer matrix. The rheological properties of nanofluid were studied and were applied in heat transfer application. Heat transfer application of aqueous based ZnO nanofluid was

Performance Evaluation and Simulation of Solar Panel, Wind Mill, Fuel Cell Hybrid System for Small Scale Energy Harvesting
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Abstract:With depleting conventional energy resources, whole world is now looking for alternatives to meet energy demands. One of the solutions is renewable energy which is non- exhaustible and non-polluting, but problem is intermittent nature of these energies. Hybrid

Comparison study on making dye sensitive solar cell using nanomaterials
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ABSTRACT Dye sensitized solar cells (DSSCs) have emerged as a promising device to meet the energy needs as an environmentally friendly alternative for the development of sustainable power generation. In this study different types of DSSCs were fabricated using

Hydrogenated amorphous silicon: Impact of process conditions on material properties andsolar cell efficiency
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Abstract Thin-film silicon solar cells are one possible answer to the increasing energy demand of today. Hydrogenated amorphous silicon (a-Si: H) plays a crucial role therein as absorber layers, but also as doped layers to build pin junctions. This thesis is devoted to a

Evaluation on the Efficiency of a Solar Powered Solid Oxide Electrolysis Cell Plant for Carbon Dioxide Reduction
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A new solid oxide electrolysis cell (SOEC) plant powered by solar energy for carbon dioxide reduction is established, in which the electrical/thermal energy production process, electrochemical reaction process, heat transfer processes, inlet gas compression process

Nanocrystalline Silicon (nc-Si: H) and Amorphous Silicon (a-Si: H) Based Thin-Film Multijunction Solar Cell
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ABSTRACT A novel thin-film multijunction solar cell based on nanocrystalline silicon (nc-Si: H) is presented in this paper. Existing thin-film double junction solar cells are based on amorphous silicon carbide (aSiC: H) and amorphous silicon layers. Such solar cells have

ECO-GREENERGY WIND-SOLAR-FUEL CELL OUTDOOR LIGHTING AND POWER CHARGING STATION (UM0004472)
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The main objective of this research proposal is to establish a green independent system by utilizing the natural resources of wind, solar and fuel cell energy to build an outdoor lighting system as well as a power charging system. The research involves the improvement of the Durable, location independent, environmental-friendly sources of energy which allow for modular, few moving parts, low operating noise, high electricity generation efficiency and compact technology are highly desirable. Solid oxide fuel cells (SOFCs) are promising for

A CRITICAL REVIEW OF FACTORS AFFECTING WIND TURBINE AND SOLAR CELLSYSTEM POWER PRODUCTION
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ABSTRACT The power sector is contributing more to the global warming potential. Renewable energy technology is one of the alternative to reduce the carbon emission and global warming potential. In the renewable energy, wind and solar cell power are the best

Design of Cell Phone Operated Multipurpose Security Robot for Military Applications usingSolar Panel
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Abstract: This paper describes the development of a multipurpose smart robot car which is used to detect intruders, fire, various harmful gases and metals such as bombs and transmit this alert information to main location. The proposed system provides immediate response

Recombination Parameters Measurement of Silicon Solar Cell Under Constant White Bias Light With Incident Angle
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Abstract-The motivation of this work has been to extend the concept of junction and back surface recombination velocity Sf and Sb on a silicon solar cell under white bias illumination for minority carrier's recombination measurement and under various incident angle . The

COMPOSITION OF SEMICONDUCTOR MATERIAL Sn (Se0, 5S0, 5) THIN FILM PREPARATION RESULT BY VACUUM EVAPORATION TECHNIC FOR SOLAR CELL
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ABSTRACT This research aims to grow a thin film Sn (Se0, 5S0, 5) by vacuum evaporation technic on the spacer variation to study the character of thin film Sn (Se0, 5S0, 5) as a semiconductor material for solar cell applications include the chracterization of crystal

3D Modeling of A Vertical Junction Polycrystalline Silicon Solar Cell Under Monochromatic Illumination in Frequency Modulation
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Abstract-This work present a theoretical 3D study of a vertical junction polycrystalline silicon solar cell illuminated by a monochromatic light and in frequency modulation. Based on the excess minority carrier's density, the photocurrent density and the photovoltage are

Influence of Irradiation and Damage Coefficient on the Minority Carrier Density in Transient Response for a Bifacial Silicon Solar Cell
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Abstract-This paper present the theoretical and simulation investigation of a bifacial silicon solar cell under multispectral illumination and particles (electrons, protons) irradiation. The bifacial solar cell is placed in a fast switch interrupted circuit and the transient decay is

Quantum confinement effect in materials for solar cell applications
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Due to the continuous demand nowadays for renewable energy sources, solar energy has become a focal point. As a result a lot of effort has been made in order to construct solar cells with higher efficiencies and lower cost. The main purpose in order to accomplish this

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Solar Hot Water Application Assessment
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Executive Summary The Energy Independence and Security Act of 2007 (EISA) requires installations to install solar systems of sufficient capacity to provide 30% of domestic hot water in new construction and renovations where cost-effective. However, installations are