Thesis pdf available january 2017 with 2,428 reads. Department of chemical engineering university of minnesota. In this particular cell structure, the high band gap perovskite top cell absorbs most of the uv and visible region photons, while the infrared photons are transmitted through. Recent progress in efficient hybrid lead halide perovskite solar cells jin cui, hualiang yuan, hong lin et. Nrels applied perovskite program seeks to make perovskite solar cells a viable technology by removing barriers to commercialization by increasing efficiency, controlling stability, and enabling scaling. Publishers pdf, also known as version of record includes final page, issue and volume numbers. Perovskite solar cells pscs are derived from the research concept of dyesensitized solar cells. Thermal stability of ch3nh3pbi3 mapbi3based perovskite solar cells was investigated for normal structure including the mesoporous tio2 layer and spiromeotad and the inverted structure with. At the washington clean energy testbeds, an openaccess lab facility operated by cei, researchers and entrepreneurs can utilize stateoftheart equipment to develop, test, and scale.
Fabrication and testing of organolead halide perovskite solar cells. On the basis of the cost problem, we have developed new solar cells based on organic and organicinorganic hybrid materials. Fullyinorganic cesium lead halide cspbx 3 perovskite is stable. The best efficient perovskite solar cell with a power conversion efficiency of 23. Morphological studies of organometal halide thin films for. Organolead halide perovskite solar cells opsc which employed cui as hole. Performance and stability of perovskite solar cells iowa state. Perovskite materials offer excellent light absorption, chargecarrier mobilities, and lifetimes, resulting in high. Perovskite materials, such as methylammonium lead halides and allinorganic cesium lead halide, are cheap to produce and simple.
Perovskite solar cells psc are the most talkedabout renewable energy source. Theoretical study on halide and mixed halide perovskite solar. When a solar cell is exposed to light, a portion of the. The organicmetal halide perovskite is emerging technology in photo voltaic solar cells. A perovskite structured compound is a hybrid organicinorganic lead or tin halidebased material and also has the active layer for harvesting the light. Fraunhofer institute for solar energy systems ise is europes largest solar applicationoriented research into technical solutions for the use of solar solar cells is looking for a student for a master. The a and b cations can have a variety of charges and in the original perovskite mineral catio 3 the a cation is divalent and. One is a simplified model developed for perovskite absorber layer of pscs by using matlab program to investigate the effect of density of state, relative dielectric permittivity and band gap energy of the perovskite material on the device performance. Perovskites for clean energy clean energy institute. In 1991, michael gratzel and brian oregan reported a new type of solar cell called dyesensitized solar cells dsscs, and further reducd the cost of fabrication by 50% compared to silicon solar cells, by using. The perovskite solar cell is derived from dssc and developed into a new family of solar cells with excellent power conversion efficiency. For any solar cell to get the significant efficiency depends on various design parameters such as material. Nanoscale study of perovskite solar cells for efficient. The stability of organicinorganic perovskite solar cells is limited by degradation from oxygen and water.
Enhancing the efficiency and stability of perovskite solar. University of pittsburgh, 2016 a recent forecast suggested that solar cell industry will contribute nearly one third of new electricity generation capacity worldwide by the year 2030. Towards sustainable, costeffective and upscalable solar cell manufacture. One is a simplified model developed for perovskite. In his doctoral thesis, fabian ruf, who works in the group of professor heinz kalt, kit, points out that the fundamental optical transition in solar cells with a methyl ammonium lead iodide absorber, the. Lead halide perovskite solar cells citation for published version apa. Optimisation of fabrication processes for stable and scalable. The cell in module b is based on the planar structure of a perovskite solar device, which can be fabricated using lowtemperature processing techniques such as screen printing and dip coating.
Promising perovskite solar cell technology with soaring power conversion efficiencies has the common problems of low stability and high cost. Recently, organicinorganic hybrid perovskite solar cells have stirred enormous interest as ideal candidates for tandem solar cells, due to high open circuit voltage, relatively wide optical bandgap, and low temperature solution processibility. Correlating structural and optoelectrical properties of. Perovskite solar cells using carbon nanotubes both as. A modeled perovskite solar cell structure with a cu2o holetransporting layer enabling over 20% efficiency by lowcost lowtemperature processing. Molecular engineering towards high efficiency perovskite.
This thesis mainly concerns a novel materials system, namely organometal trihalide. It receives special attention in the scientific community 8 and industry because of the lowcost, it is easy to fabricate and has high pce. Apr 03, 2014 this presentation summarizes history and recent development of perovskite solar cells. The emergence of perovskite solar cells nature photonics. Another method was explored to synthesize perovskite by slight variation to already reported method by. This work provides a solution to these problems by. Perovskite solar cell loi nguyen old dominion university follow this and additional works at. Enhanced efficiency of carbonbased mesoscopic perovskite. Increasing the stability of perovskite solar cells is one of the most important tasks in the photovoltaic industry. Nrels perovskite patent portfolio focuses on eight technology areas that are critical to the development of a commercial perovskite solar cell device. Perovskite solar cell an overview sciencedirect topics.
Perovskite based solar cells iiser kolkata eprints repository. In uence of processing conditions on the performance of. The rapid growth in renewable energy and solar cell technology has made them a shining star in the photovoltaics. The amorphous word with respect to solar cell means that the comprising silicon material of the cell lacks a definite arrangement of atoms in the lattice, noncrystalline structure, or not highly structured. Chapter 1 1 1 chapter 1 2 introduction 3 4 5 the organometal trihalide perovskite as light absorber in solar cells has amazed 6 everyone by obtaining in a short time span significant improvements in power 7 conversion efficiency pce. University of groningen device physics of hybrid perovskite solar. Optimisation and characterisation of alternative hole. Of relevance to any thinfilm solar cell, and to 4terminal tandem cells in particular, is the specifications of its transparent conductor layers. Pdf fabrication and characterization of perovskite solar cells.
New solar cell material perovskite offers both cheap and efficient power. A perovskite solar panel is a kind of solar panel with a. Halide perovskites have demonstrated exceptional progress in pv cell performancefrom 3. In addition to perovskite solar cells, the content of this thesis can be applied also for other perovskite based applications such as transistors, photodetectors, light emitting diodes and. In this thesis, the research into this organicinorganic hybrid perovskite solar cell is presented. Rongsheng wei thesis pdf 3mb description this project focuses on simulation performance of perovskite solar cells using two models. To improve the charge separation and transport efficiency in perovskite solar cells pscs with a tio2based hybrid mesoscopicplanar architecture, cds and cdscn2h42cl2 are incorporated into the ch3nh3pbi3 active layer through in situ synthesis to prepare cds. Towards highly efficient perovskitecsi monolithic tandem. Lead halide perovskite solar cells technische universiteit eindhoven. Recently, organicinorganic hybrid perovskite solar cells have stirred enormous interest as ideal candidates for tandem solar cells, due to high open circuit voltage, relatively wide optical bandgap. I declare that i have authored this thesis independently, that i have not used other than the declared. To improve the charge separation and transport efficiency in perovskite solar cells pscs with a tio2based hybrid mesoscopicplanar architecture, cds and cdscn2h42cl2 are incorporated into the. Present status and future prospects of perovskite photovoltaics, h.
The power conversion efficiency pce of perovskite solar cells reached 15% by the end of 20, and 19% by 2014 3, becoming the highest among third generation solar cells. Perovskite solar cell psc materials a perovskite solar cell, that was first reported by miyasaka et al. Perovskite based solar cells iiser kolkata eprints. A lowcost alternative of multijunction cell is a perovskite solar cell.
Characterization and application of pbbased organometal. In the course of this phd thesis, new strategies in the design of perovskite solar cells were established based on molecular engineering by addressing 1 perovskite, 2 electron transport, as well as 3 hole transport layers, as detailed in the subsequent chapters. Investigation of metal oxides thin films developed by pvd. The basic concepts of finite element method and finite difference time domain method are covered in order to have a better. The pce for perovskite solar cells has increased from 2. Lead iodide perovskite sensitized allsolidstate submicron thin film mesoscopic solar cell with efficiency exceeding 9%. A novel allsolidstate, hybrid solar cell based on organicinorganic metal halide perovskite ch 3 nh 3 pbx 3 materials has attracted great attention from the researchers all over the world and is considered to be one of the top 10 scientific breakthroughs in 20. In the course of this phd thesis, new strategies in the design of perovskite solar cells were established based on molecular engineering by addressing 1 perovskite, 2 electron transport, as well as 3. On the basis of the cost problem, we have developed new solar cells based on organic and organic. In this thesis, the materials and fabrication processes that are used to make perovskite.
Phd thesis 20 38 mb zephania birech exciton dynamics in tetracene single crystals studied. Phd thesis 20 38 mb zephania birech exciton dynamics in tetracene single. In a matter of a few years, the power conversion efficiency pce of the psc has catapulted from 4%. This thesis consists of life cycle assessment of a perovskite solar cell and comparison to the currently most used common solar cell, which is the silicon solar cell.
The purpose of this thesis is to reproduce high performance psc from known recipe by zhang et al. The perovskite solar cells studied in this thesis use ch3nh3pbi3 or mapi. Introducing cu2o thin films as a holetransport layer in. Also, research interest in methyl ammonium lead iodide perovskite solar cells has. Perovskite solar cells thesis proposal i help to study. The solar cell efficiency of perovskite film annealed at 100 c for 15 min is highest among all devices table 4. Remarkably, such highefficiency perovskite solar cells can be made from polycrystalline materials by solution processing. Many compounds with abx 3 stoichiometry take this structure, where. These patents reflect perovskite device development from an applied perspective, capitalizing on nrels worldclass foundational perovskite research. New method of nickel oxide as hole transport layer and. In my thesis i thoroughly addressed the stability of two emerging categories of solar cells. This project focuses on simulation performance of perovskite solar cells using two models.
In addition to perovskite solar cells, the content of this thesis can be applied also for other perovskite based applications such as transistors, photodetectors, light emitting diodes and lasers. The goal of this research is to optimize the solar cell performance by investigating and varying the. The work presented in this thesis will describe studies on organicinorganic perovskite materials when being used in tandem and multijunction solar cell architectures. Numerical simulation and performance optimization of. Thus, the structural, energetic, and electronic properties of pure ch 3 nh 3 pbi 3 and fully doped compounds ch 3 nh 3 pbbr 3 and ch 3 nh 3 pbcl 3 in cubic and tetragonal phases were investigated using density functional theory. Effect of selective contacts on the thermal stability of. Optimizing chloridecapped tio electron transport layer in. The final part of this thesis in chapter 4 concerns the integration of perovskite cells into tandem arrangements with a partner such as the crystalline silicon cell. In this particular cell structure, the high band gap perovskite top cell absorbs most of the uv and visible region photons, while the infrared photons are transmitted through perovskite layer and absorbed by the bottom csi substrate. Crystallography and chemistry of perovskites mats johnsson and peter lemmens. This work provides a solution to these problems by employing a carbon sandwich structure, in which the fullerene bottom layer solves the stability issue and the carbon. Digital comprehensive summaries of uppsala dissertations from the faculty of science and technology 1628. Preparation and characterization of lead halide perovskites.
It may be usefull for anyone interested in the field. Perovskite solar cells are a very promising photovoltaic technology which was first re ported in 2009 and developed very rapidly. Crystal synthesis and optical properties of cesium lead. In this thesis, lanarstructure perovskite solar cellsp with sno 2 as the electron transport layer are fabricated. Stabilizing halide perovskite surfaces for solar cell. The onestep spincoating methodis employed for the fabrication. Due to the growing demand for energy internationally and the environmental impact of other conventional energy technologies, solar power has been a growing area in the energy landscape. Furthermore, we fabricate perovskite solar cells with a novel backcontact structure, in which electron and holeselective electrodes are copositioned on the back side of the cell and spaced by 100. Chapter 4 planar ch3nh3pbi3 perovskite solar cells. Perovskite solar cells psc performance has risen rapidly the last few years with the. Stability is one of the key points for real world application of solar cells and is mainly related to the processes that regulate the energy conversion, both in longterm degradation. Despite having potential to replace silicon based solar cell, with low cost fabrication and high device efficiency, perovskite solar cells also faces some major challenges. Increase in performance is due to the reduced recombination of electrons from tio 2.
Perovskite solar cell a thesis in electrical engineering presented to the faculty of the university of missourikansas city in partial fulfillment of the requirements for the degree. A perovskite solar cell psc is a type of solar cell which includes a perovskite structured compound, most commonly a hybrid organicinorganic lead or tin halidebased material, as the light. Life cycle assessment of perovskite solar cells and. Therefore, asi amorphous solar cell is comparatively cheaper and widely available. The first instance of perovskite mineral has been incorporated as a solar cell in 2009 by miyasaka based on the architecture of dssc with a thin layer of perovskite cell on titanium oxide tio 2. With consistent research at different labs work perovskite pv device have already achieved 15%. Perovskite solar cell a source of renewable green power.
The stability of perovskite solar cells is a vital issue that must be addressed in further detail if perovskite. Pdf ms dissertation of phulari shivam baburao submitted version. Few facts of solar energy are explained below a perovskite structured compound is present in perovskite solar cell. An optimized perovskite solar cell has been designed and developed for 600 nm of period and 300 nm of height, exhibiting maximum of 19. This model can help them optimize the chemical makeup and structure of a perovskite solar cell for longterm stability a key barrier to commercialization. A perovskite solar cell psc is a type of solar cell which includes a perovskite structured compound, most commonly a hybrid organicinorganic lead or tin halidebased material, as the lightharvesting active layer. Life cycle assessment of perovskite solar cells and comparison to silicon solar cells masters thesis within the sustainable energy systems programme. Jun 20, 2017 photovoltaic solar cell ppt and pdf report. Journal of physics and chemistry of solids 2019, 124, 205211. Perovskite patent portfolio photovoltaic research nrel. Ultrafast photodynamics of zno solar panels sensitized with. The perovskite solar cells produced for the work described in this thesis have. Pdf this is a literature thesis made by master student aram farawar on perovskites. The perovskite solar cell psc is a recent contender within the photovoltaic research field.
Advances in perovskite solar cells wiley online library. The perovskite materials can be used not only as lightabsorbing layer, but also as an electronhole. When perovskite solar cells were first tried in solar cells in 2009 converted about 3. In 1982, a polysilicon solar cell was widely produced using a casting method, by the kyocera corporation 10. Baburao, phulari shivam 2014 perovskite based solar cells. Ch3nh3pbi3 bulkheterojunction f 2019 journal of materials chemistry a hot papers. Operating perovskite solar cell under concentrated solar light yen jung tu, m. In this research a new architecture of perovskite perovskite tandem solar cell was explored. A novel allsolidstate, hybrid solar cell based on organicinorganic metal halide perovskite ch 3 nh 3 pbx 3 materials has attracted great attention from the researchers all over the world and is. Methylamine ma perovskite was synthesized by two methods as suggested in literature. Crystal synthesis and optical properties of cesium lead halide solar cells masters thesis.
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