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Organic Solar Cells
29 Jan 2018 | | Contributor(s):: Travis Benanti, NACK Network
OutlineIntroduction to solar energy conversionOverview of technology and materialsProcessing sequenceCharacterization of devicesTrends for the future
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Ultrafast Microscopy of Energy and Charge Transport
21 Dec 2017 | | Contributor(s):: Libai Huang
In my talk, I will focus on our recent progress on visualization of exciton and charge transport in solar cell materials.
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Dye-Sensitized Nanocrystalline Solar Cell
12 Dec 2017 | | Contributor(s):: Jared Ashcroft, NACK Network
A dye-sensitized nano-crystalline solar cell is produced and characterized using a remote Scanning Electron Microscope provided by the Remotely Accessible Instruments in Nanotechnology (RAIN) Network.
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Charge Transport in Perovskite Solar Cells Visualized using Ultrafast Microscopy
27 Nov 2017 | | Contributor(s):: Jordan Snaider
Overcoming the Shockley-Queisser limit for solar cell efficiency is possible if hot carriers can be harvested before they reach thermal equilibrium with the surrounding lattice. To efficiently extract hot carriers, they need to migrate sufficiently long distances for collection at the...
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PUMP: A tool of global meteorological data for optimizing
07 Aug 2017 | | Contributor(s):: Binglin Zhao, Xingshu Sun, Muhammad A. Alam
We have build a PUMP can facilitate the development and optimization of solar farms globally by providing quick access to various meteorological database. Solar energy is one of the top runners among the renewable energy. The design and...
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Thin Film Semiconductors for Efficient Energy Conversion
08 May 2017 | | Contributor(s):: Carolin M. Sutter-Fella
New semiconductor materials show immense potential as building blocks in emerging optoelectronic devices. Therefore, the quest continues for semiconductors that possess suitable bandgaps for efficiently capturing the solar spectrum, are composed of abundant elements, and can be deposited over...
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Nanocrystalline Solar Cells Lab
04 Jan 2017 | | Contributor(s):: SHINE Project
This lab consists of activities designed to teach students about solar cells. The entire bundle can be downloaded by clicking on the download link in the upper right or compontents can be individually downloaded by visiting the Supporting Docs tab. Learning Objectives: To gain a basic...
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Epitaxial Strategies for High Power Optically Pumped Vertical External Cavity Surface Emitting Lasers and Metamorphic Antimonide Solar Cells
05 Dec 2016 | | Contributor(s):: Ganesh Balakrishnan
We present antimonide-based photovoltaic cells grown on GaAs and Silicon substrates for use as sub-cells in metamorphic multi-junction solar cells. These antimonide cells, based on GaSb, are designed to absorb near-infrared photons. The GaSb layer is grown on either GaAs or Silicon substrates.
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Silicon Solar Cell Efficiency: Comparing Input Power to Output Power of a Silicon Photovoltaic Cell
28 Oct 2016 | | Contributor(s):: Oskar Cymerman, NNCI Nano
This lesson is designed to help students find a measure of a solar cell’s power conversion efficiency, by studying output power (Pout) of a silicon PV cell and comparing it to the input power (Pin) of incandescent light bulbs illuminating the PV from a set distance. In this activity,...
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Nanotechnology and the NAE Grand Challenge Make Solar Energy Economical
20 Jun 2016 | | Contributor(s):: Edward Davis, Virginia A. Davis
This group of materials is designed to provide a framework to teach students in an introductory engineering course basic nanotechnology concepts. The materials use the NAE grand challenge “Make Solar Energy Economical” to underpin the need and potential for nanotechnology to address...
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PVLimits: PV thermodynamic limit calculator
21 Mar 2016 | | Contributor(s):: Mohammad Ryyan Khan, Xin Jin, Muhammad A. Alam
The tool is designed to calculate the thermodynamic performance limit of single-junction and multi-junction solar cells.
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[Poster] An End-to-End Approach: Technology-Agnostic Compact Models for Solar Cells
25 May 2016 | | Contributor(s):: Xingshu Sun
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Diffusion-Reaction Modeling of Cu Migration in CdTe Solar Devices
26 Oct 2015 | | Contributor(s):: Da GUO, Tian Fang, Richard Akis, Dragica Vasileska
IWCE 2015 presentation. In this work, we report on development of one-dimensional (1D) finite-difference and two- dimensional (2D) finite-element diffusion-reaction simulators to investigate mechanisms behind Cu- related metastabilities observed in CdTe solar cells [1]. The evolution of CdTe...
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VIRTUAL PHOTONS: From Lamb’s shift to Dicke’s superradiance
01 Apr 2016 | | Contributor(s):: Marlan O. Scully, Dawei Wang
The effects of virtual photons are very real. The Lamb shift and Unruh radiation are examples. It may even be possible to make real advances from virtual processes in solar cells. The three main topics to be covered are: The Lamb Shift Yesterday, Today, and Tomorrow; Unruh Radiation is a...
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Thermionic Escape in Quantum Well Solar Cell
16 Dec 2015 | | Contributor(s):: Nicolas Cavassilas, Fabienne Michelini, Marc Bescond
This theoretical work analyzes the photogeneration and the escape of carrier in InGaN/GaN core-shell nanowires. Our electronic transport model considers quantum behaviors such as confinement, tunneling, electron-phonon scattering and electron-photon interactions. The large lattice mismatch...
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Nanotechnology Principles Lab: Nanocrystalline Solar Cells
10 Dec 2015 | | Contributor(s):: SHINE Project, SHINE Project
This lab consists of activities designed to teach students about solar cells. The entire bundle can be downloaded by clicking on the download link in the upper right or compontents can be individually downloaded by visiting the Supporting Docs tab. Learning Outcomes: To gain a basic understanding...
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Simulation of Organic Solar Cell with Graphene Transparent Electrode
12 Nov 2015 | | Contributor(s):: Paolo Paletti, giacomo ulisse, Giuseppe Iannaccone, Gianluca Fiori
IWCE 2015 presentation. We present a simulation study of the performance of organic solar cell (OSC) exploiting graphene as transparent electrode. The approach is based on a multi-scale/multi-physics simulation framework, which is able to provide relevant information regarding the design...
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A Multi-Scale Modeling Approach to Study Transport in Silicon Heterojunction Solar Cells
26 Oct 2015 | | Contributor(s):: Pradyumna Muralidharan, Dragica Vasileska, Stephen M. Goodnick, Stuart Bowden
IWCE 2015 presentation. Abstract and more information to be added at a later date.
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A Crash Course in Nanophotonic Simulations
18 Jun 2015 | | Contributor(s):: Peter Bermel
This seminar will cover rapid, scalable computational methods used in simulating optical reflection,transmission, and absorption in complex structures. After a brief survey of the tools available, the S4 simulation tool will be demonstrated in detail.
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Failures in Photovoltaic Modules
16 Apr 2015 | | Contributor(s):: Peter Bermel
In this talk, I will discuss some of the major sources of performance degradation for common glass-encapsulated PV modules, including crystalline silicon and thin films. The greatest reliability challenges have occurred in the latter, with recent studies showing that thin-film modules operating...