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Cu in CdTe Lab
22 Oct 2014 | | Contributor(s):: Da GUO, Dragica Vasileska
1-D reaction diffusion simulation of Cu's migration in CdTe solar cells
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Design of Optoelectronically-active Polymers for Organic Photovoltaic Applications
01 Feb 2013 | | Contributor(s):: Bryan W. Boudouris
Organic photovoltaic (OPV) devices are of great interest due to their promise of providing flexible, lightweight, and inexpensive alternatives to their currently-used inorganic counterparts. However, large-scale implementation of these modules has been hampered due to their relatively low power...
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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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Dye-Sensitized Nanocrystalline Solar Cell
01 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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Dye-Sensitized Solar Cells
06 Feb 2020 | | Contributor(s):: Nano-Link Center for Nanotechnology Education, Frank Fernandes, University of Wisconsin MRSEC
In this module, you will construct a dye-sensitized solar cell (DSC). This device is essentially a photo-electrochemical cell, which means that a photo-induced chemical reaction causes electrons to travel from one material to another. DSC’s consist of a nanostructured semiconductor film...
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Economic Factors on the Modern Photovoltaic Market
16 Sep 2011 | | Contributor(s):: Gregory T. Forcherio
Photovoltaic research is heavily driven by market demand and "green-energy" hopes of the future. Commercial and utility level thin film photovoltaic systems have almost reached grid parity worldwide, but the residential market, mainly comprised of crystalline and polycrystalline...
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Energy Assurance with Renewable Generation
13 Mar 2019 | | Contributor(s):: Joydeep Mitra
This talk will discuss the most significant factors affecting energy assurance in the presence of renewable generation. It will investigate the use of energy storage to mitigate some of the challenges. It will discuss reliability metrics and targets, and a method for quantifying the notion of...
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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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Exciton Dynamics Simulator
31 Dec 2012 | | Contributor(s):: Michael Heiber
Simulates the exciton dynamics in organic photovolatic devices
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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...
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Illinois ME 498 Introduction of Nano Science and Technology, Lecture 25: Nanomaterials and Devices for Solar Energy
29 Dec 2009 | | Contributor(s):: Nick Fang, Omar N Sobh
Nanomaterials and Devices for Solar EnergyTopics: Approaches: Breathing Membrane Continuous Operation Fuel Cell Water Management ElectroKinetic Nanobattery EDL Capacitators Laminar Flow Based Micro Fuel Cells The Energy in Sunlight Solar Energy Utilization Discovery of photovoltaic effect...
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In Search of the Perfect Semiconductor Photon Detector
19 May 2008 | | Contributor(s):: Peter Y. Yu
Photon detectors have many important applications, such as in heat sensing, digital cameras, solar cells and x-ray and gamma-ray detection. So far, the most common detectors are based on elemental semiconductors , such as Si and Ge. However, they are by no means perfect in tackling some of the...
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Lecture 6: 3D Nets in a 3D World: Bulk Heterostructure Solar Cells
27 Oct 2009 | | Contributor(s):: Muhammad A. Alam
Outline:Introduction: definitions and review
Reaction diffusion in fractal volumesCarrier transport in BH solar cellsAll phase transitions are not fractalConclusions
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Light Trapping
06 Feb 2018 | | Contributor(s):: Atilla Ozgur Cakmak, NACK Network
OutlineFlat solar cellsARC for flat solar cellsManifestations of Fabry Perot ResonancesLight trappingAdvantage of a nanodomeYablonovitch limitBloch modesDiffraction aided waveguiding – Mie resonancesHybridizationsPlasmonicsExamples
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Machine Learning Framework for Impurity Level Prediction in Semiconductors
15 Dec 2020 | | Contributor(s):: Arun Kumar Mannodi Kanakkithodi
In this work, we perform screening of functional atomic impurities in Cd-chalcogenide semiconductors using high-throughput computations and machine learning.
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MIT Tools for Energy Conversion and Storage
13 Sep 2009 | | Contributor(s):: Jeffrey C Grossman, Joo-Hyoung Lee, Varadharajan Srinivasan, Alexander S McLeod, Lucas Wagner
Atomic-Scale Simulation Tools to Explore Energy Conversion and Storage Materials
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Modeling and Optimization of Polymer Based Bulk Heterojunction (BH) Solar Cell
08 Feb 2010 | | Contributor(s):: Biswajit ray
A polymer phase separation model based on Cahn-Hilliard equation and a three-dimensional (3D) coupled exciton/electron/hole transport model in the disordered, phase-segregated morphology so generated, allow us to predict, possibly for the first time, the morphology dependent performance limits of...
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Modeling of P-N Junction Devices using Various Materials for Photovoltaic Applications Under Different Operating Environments
06 Jul 2023 | | Contributor(s):: Sayan Roy
Photovoltaic devices are typically two-, three- or multi-layer junction devices which can generate carriers on exposure to photon radiation. There are several essential device-specific factors and parameters which are required for accurate modeling and simulation of such devices. In this talk,...
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Nano Carbon: From ballistic transistors to atomic drumheads
14 May 2008 | | Contributor(s):: Paul L. McEuen
Carbon takes many forms, from precious diamonds to lowly graphite. Surprisingly, it is the latter that is the most prized by nano physicists. Graphene, a single layer of graphite, can serve as an impenetrable membrane a single atom thick. Rolled up into a nanometer-diameter cylinder--a carbon...
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Nano Solutions to Our Impending Energy Crisis
17 Nov 2012 | | Contributor(s):: Ali Shakouri
In this talk we review some of the advances in nanoscale energy conversion devices and discuss about the challenges and opportunities to provide a clean energy infrastructure. Couple of examples from solar and thermoelectric materials, devices and systems will be given and the scale of the...