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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 | Online Presentations | 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...
PVLimits: PV thermodynamic limit calculator
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01 Jun 2016 | Tools | 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.
A Crash Course in Nanophotonic Simulations
18 Jun 2015 | Online Presentations | 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...
Failures in Photovoltaic Modules
21 Apr 2015 | Online Presentations | 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...
Exciton Dynamics Simulator
12 Apr 2013 | Tools | Contributor(s): Michael Heiber
Simulates the exciton dynamics in organic photovolatic devices
Design of Optoelectronically-active Polymers for Organic Photovoltaic Applications
08 Feb 2013 | Online Presentations | 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....
Birck Solar Research Seminar Series
08 Feb 2013 | Series | Contributor(s): Peter Bermel
The Solar Research Series includes presentations from researchers at Purdue and leading researchers across the nation on developments in wafer-based, thin-film, organic and cross-cutting...
Exciton Annihilation Simulator
21 Jan 2013 | Tools | Contributor(s): Michael Heiber
Simulates exciton-exciton annihilation behavior of organic semiconductors measured by pump-probe spectroscopy
NEGF theory of quantum photovoltaic devices
22 Sep 2011 | Presentation Materials | Contributor(s): Urs Aeberhard
Many high-efficiency photovoltaics concepts require an advanced control and manipulation of the optoelectronic properties of the active device structure, leading to a prominent role of low...
Economic Factors on the Modern Photovoltaic Market
16 Sep 2011 | Online Presentations | 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...
Optimum Morphology and Performance Gains of Organic Solar Cells
09 Sep 2011 | Online Presentations | Contributor(s): Biswajit ray, Muhammad Alam
Morphology of light absorbing layer is known to dictate the power conversion efficiency of organic photovoltaic (OPV) cell. The innovation of bulk heterojunction (BHJ) led to significant...
Solar Cells Lecture 4: What is Different about Thin-Film Solar Cells?
29 Aug 2011 | Online Presentations | Contributor(s): Muhammad A. Alam
Thin film solar cells promise acceptable efficiency at low cost. This
tutorial examines the device physics of thin-film solar cells, which
generally require a different type of analysis...
Solar Cells Lecture 5: Organic Photovoltaics
Organic solar cells make use of low-cost organic polymers for
photovoltaics. Although these solar cells may appear to be quite
different from solar cells made with conventional,...
Solar Cells Lecture 1: Introduction to Photovoltaics
19 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
An introduction to solar cells covering the basics of PN junctions,
optical absorption, and IV characteristics. Key technology options and economic considers are briefly presented.
Solar Cell Fundamentals
19 Aug 2011 | Courses | Contributor(s): Mark Lundstrom, J. L. Gray, Muhammad A. Alam
The modern solar cell was invented at Bell Labs in 1954 and is currently receiving renewed attention as a potential contribution to addressing the world's energy challenge. This set of five...
Solar Cells Lecture 2: Physics of Crystalline Solar Cells
Solar cell performance is determined by generation and recombination of electron-hole pairs. This tutorial focussing on recombination losses in crystalline silicon solar cells under...
A Physical Model for Non-Ohmic Shunt Conduction and Metastability in Amorphous Silicon Solar Cells
16 Aug 2011 | Online Presentations | Contributor(s): Sourabh Dongaonkar, Souvik Mahapatra, Karthik Yogendra, Muhammad Alam
In this talk we develop a coherent physics based understanding of the shunt leakage problem in a-Si:H cells, and discuss its implications on cell and module level.
Sourabh Dongaonkar is with...
Solar Cells Lecture 3: Modeling and Simulation of Photovoltaic Devices and Systems
20 Jul 2011 | Online Presentations | Contributor(s): J. L. Gray
Modeling and simulation play an important role in designing and
optimizing PV systems. This tutorial is a broad overview of the topic
including a look at detailed, numerical device simulation.
NanoDays - Artificial Photosynthesis with Biomimetic Nanomaterials: Self-Repairing Solar Cells
05 May 2011 | Online Presentations | Contributor(s): Jong Hyun Choi
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Barnds & Thornburg, LLP
29 Mar 2011 | Tools | Contributor(s): Sourabh Dongaonkar, Muhammad Alam
Extract compact model parameters from solar cell data