Tags: solar cells

Online Presentations (21-40 of 42)

  1. Opportunities of Lasers for Scalable Manufacturing of Solar Energy Devices

    21 Aug 2012 | | Contributor(s):: Gary Cheng

    Production costs, module conversion efficiencies, and adoption in commercial rooftops continue to be the most critical issues for solar energy technology.The industry continuously seeks technologies that offer scalable and high speed solar device production to replace costly conventional...

  2. Optimum Morphology and Performance Gains of Organic Solar Cells

    09 Sep 2011 | | 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 improvement for exciton harvesting, but carrier recombination at the distributed interfaces and variability of...

  3. OPV: Conjugated Polymer Design and Chemistry for Organic Photovoltaics

    31 Jan 2011 | | Contributor(s):: Claire H Woo

    This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both DOE-funded Research Centers at Lawrence Berkeley National Laboratory.

  4. OPV: First Principles Studies of the Electronic Structure of Organic Solids and Interfaces

    31 Jan 2011 | | Contributor(s):: Sahar Sharifzadeh

    This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both DOE-funded Research Centers at Lawrence Berkeley National Laboratory.

  5. OPV: Large Scale Ab Initio Simulation for Charge Transport in Disordered Organic Systems

    31 Jan 2011 | | Contributor(s):: Lin-Wang Wang

    This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both DOE-funded Research Centers at Lawrence Berkeley National Laboratory.

  6. OPV: Morphology and Interfaces in Organic Photovoltaics

    31 Jan 2011 | | Contributor(s):: Michael Chabinyc

    This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both DOE-funded Research Centers at Lawrence Berkeley National Laboratory.

  7. OPV: Synthesis and Nanostructure Control of All-conjugated Diblock Copolymers for the Application of Organic Electronic Devices

    31 Jan 2011 | | Contributor(s):: Yue Zhang

    This presentation was part of the "Organic Photovoltaics: Experiment andTheory" workshop at the 2010 Users' Meeting of the Molecular Foundry andthe National Center for Electron Microscopy, both DOE-funded ResearchCenters at Lawrence Berkeley National Laboratory.

  8. OPV: Time Domain Ab Initio Studies of Organic-Inorganic Composites for Solar Cells

    31 Jan 2011 | | Contributor(s):: Oleg Prezhdo

    This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both DOE-funded Research Centers at Lawrence Berkeley National Laboratory.

  9. OPV: Untangling the Essence of Bulk Heterostructure Organic Solar Cells: Why the Complex Need not be Complicated

    31 Jan 2011 | | Contributor(s):: Muhammad Alam

    This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both DOE-funded Research Centers at Lawrence Berkeley National Laboratory.

  10. 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

  11. Renewable Solar Energy: Has the Sun Finally Risen on Photovoltaics?

    10 Apr 2009 | | Contributor(s):: Mark R. Pinto

    After a review of the overall renewable energy landscape,including the central role of economics, we present here the case thatPV is on the verge of becoming a major source of electrical powerthrough a principle similar to that which underlies the 50 year progressof IC technology - the reduction...

  12. Simulation of Organic Solar Cell with Graphene Transparent Electrode

    13 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...

  13. Solar Cell Optics

    02 Feb 2018 | | Contributor(s):: Atilla Ozgur Cakmak, NACK Network

    Outline:What is Light?Light AbsorptionInteraction of Light with MatterReflection/RefractionFabry Perot resonancesWaveguidingDiffraction / Photonic CrystalsPlasmonicsMie Scattering

  14. Solar Cells Lecture 1: Introduction to Photovoltaics

    19 Aug 2011 | | 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.

  15. Solar Cells Lecture 2: Physics of Crystalline Solar Cells

    19 Aug 2011 | | Contributor(s):: Mark Lundstrom

    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 short-circuit and open-circuit conditions.

  16. Solar Cells Lecture 3: Modeling and Simulation of Photovoltaic Devices and Systems

    20 Jul 2011 | | 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.

  17. Solar Cells Lecture 4: What is Different about Thin-Film Solar Cells?

    29 Aug 2011 | | 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 than crystalline solar cells.

  18. Solar Cells Lecture 5: Organic Photovoltaics

    29 Aug 2011 | | Contributor(s):: Muhammad A. Alam

    Organic solar cells make use of low-cost organic polymers forphotovoltaics. Although these solar cells may appear to be quitedifferent from solar cells made with conventional, inorganicsemiconductors (e.g. they make use of exciton generation rather than electron-hole generation) this...

  19. The Energy Problem: What the Helios Project Can Do About It

    13 Jun 2007 | | Contributor(s):: Steven Chu

    Nobel Prize winner Steven Chu talks about the Helios Project for the 2007 'Science at the Theater' series at Berkeley Repertory Theater in Berkeley, California. He proposes an aggressive research program to transform the existing and future energy systems of the world away from technologies that...

  20. 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...