Established in 2003, Georgia Tech Center for Organic Photonics and Electronics (COPE) is a premier national research and educational resource center that creates flexible organic photonic and electronic materials and devices that serve the information technology, telecommunications, energy, and defense sectors.

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Recent Submissions

  • Serendipity in the Quest for New Organic Materials 

    Wudl, Fred (2016-09-14)
    On the way to the design of a new molecule for possible ambipolar organic field effect transistors, we discovered a crystal-­to-­crystal, essentially quantitative, monomer to polymer transformation. The crystalline polymer ...
  • Perovskite Solar Cells; Outshining Silicon 

    Snaith, Henry J. (2015-11-10)
    The cost of generating electricity from sun light using photovoltaic devices has continued to drop extensively over the last decade. Now in some locations in the world, PV generated electricity is cheaper than that from ...
  • Exploring the Synthesis and Applications of Graphene 

    Kaner, Richard (2015-05-04)
    Graphene is the ultimate two-dimensional material consisting of a single layer of sp hybridized carbon. Here we explore different approaches to synthesize this carbon allotrope, ranging from chemical conversion to vapor ...
  • Probing the Relationship Between Molecular Packing and Optoelectronic Properties in Molecular Electronic Materials 

    Nelson, Jenny (2015-04-03)
    The properties (electronic, optical, mechanical and thermal) of organic semiconductors are strongly dependent on the chemical structure, configuration, conformation and relative position of the component molecules or ...
  • New Polymerization Methods for Plastic Electronics 

    Leclerc, Mario (2015-03-13)
    Conjugated polymers have received a lot of attention since they combine the best features of metals or semiconductors with those of synthetic polymers. For instance, solar cells based on poly(2,7-carbazole) and ...
  • 2014 COPE Fellowship Award Winners 

    Bougher, Thomas; Grand, Caroline; Kleinhenz, Nabil; Knauer, Keith (2014-09-25)
    Thomas Bougher, a graduate student in Mechanical Engineering presents "Thermal Transport in Chain-oriented Amorphous Polymers".
  • Energetic Disorder and Carrier Transport in Photovoltaic Polymers 

    So, Franky (2013-04-12)
    Solution processable polymeric solar cells have drawn a lot of attention due to their potential for low cost roll-to-roll manufacturing. Compared with inorganic semiconductors, polymer semiconductors have relatively low ...
  • White OLEDs for Displays and General Lighting 

    Kido, Junji (2014-06-06)
    Junji Kido presents a talk on the recent progress in white OLEDs. In 1993, white-light-emitting OLEDs were developed for the first time. Since then, the performance of white OLEDs has steadily improved and, today, they ...
  • Dynamic, Reversible and Hybrid Materials: Properties and Applications 

    De Cola, Luisa (Georgia Institute of Technology, 2014-03-13)
    Dynamic systems that can undergo reversible processes are of great interest for the development of new materials, sensors, and biolabels. The talk will illustrate some of the recent results on soft structures based on metal ...
  • Recent Progress in Organic Solar Cells: From a Lab Curiosity to a Serious Photovoltaic Technology 

    Leo, Karl (Georgia Institute of Technology, 2014-02-07)
    Carbon-based organic semiconductors have many potential advantages like easy large-area preparation on flexible substrates, large variety of materials, and low cost. Although known for a century, organics have achieved ...
  • Complex Morphologies and Molecular Ordering in OPVs: Critical Parameters Determined by Soft X-Ray Scattering 

    Ade, Harald (Georgia Institute of Technology, 2013-09-26)
    Interface structure and the quantitative composition of morphology are known to be critical for fullerene based bulk heterojunction solar cells, yet have been very difficult to study previously due to a paucity of ...
  • Relation of Structure and Charge Transport in 'Single-Stack' Organic Nanowires 

    Frauenrath, Holger (Georgia Institute of Technology, 2013-08-28)
    Organic nanowires may provide insights into the fundamental processes of charge generation and transport in organic semiconductors under nanoscopic confinement. Here, we demonstrate how a simple molecular design results ...
  • Materials Design for Highly Efficient Delayed Fluorescence 

    Adachi, Chihaya (Georgia Institute of Technology, 2013-08-23)
    Although typical organic molecules are simply composed of carbon (C), hydrogen (H), nitrogen (N) and oxygen (O) atoms, carbon’s unique bonding manners based on sp3, sp2 and sp hybrid orbitals enable very complicated molecular ...
  • Thin Film Solar Cells. New Organic Materials, Large-scale Printing and Nanoparticles 

    Watkins, Scott (Georgia Institute of Technology, 2013-08-21)
    In this seminar I will present three main areas of our work on solution processed solar cells. In part one I will describe the development of new donor and acceptor materials for solution processed organic photovoltaics ...
  • The Role of Non-covalent Interactions in Band-gap Tuning, Conformation and Self-assembly 

    Skabara, Peter J. (Georgia Institute of Technology, 2013-08-06)
    The extent to which the optoelectronic properties of molecules are controlled by their conformation and packing is now well appreciated. In particular, the planarity (or nonplanarity) of a molecule has a dramatic influence ...
  • Electronic Processes and Phenomena in Organic Materials: A Materials Scientist’s Point of View 

    Stingelin-Stutzmann, Natalie (Georgia Institute of Technology, 2013-07-12)
    In the past decade, significant progress has been made in the fabrication of organic semiconductor thin-film devices predominantly due to important improvements of existing materials and the creation of a wealth of novel ...
  • Chip-level waveguide-mirror-pillar optical interconnect structure 

    Ogunsola, O. O.; Thacker, H. D.; Bachim, B. L.; Bakir, M. S.; Pikarsky, J.; Gaylord, Thomas K.; Meindl, J. D. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2006-07)
    Waveguides, mirrors, and polymer pillars can be integrated together to provide optical interconnects to the chip level. Total internal reflection in the polymer pillar provides a high level of spatial confinement of the ...
  • Comparison of pentacene and amorphous silicon AMOLED display driver circuits 

    Vaidya, Vaibhav; Soggs, Susan; Kim, Jungbae; Haldi, Andreas; Haddock, Joshua N.; Kippelen, Bernard; Wilson, Denise (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2008-06)
  • Thermal metrology of silicon microstructures using Raman spectroscopy 

    Abel, Mark R.; Wright, Tanya L.; King, William P.; Graham, Samuel (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2007-06)
    Thermal metrology of an electrically active silicon heated atomic force microscope cantilever and doped polysilicon microbeams was performed using Raman spectroscopy. The temperature dependence of the Stokes Raman peak ...
  • Electrodeposition of mixed adherent thin films of poly(ethyl acrylate) and polyacrylonitrile onto nickel 

    Baute, N.; Geskin, V.M.; Lazzaroni, R.; Bredas, Jean-Luc; Arys, X.; Jonas, A.M.; Legras, R.; Poleunis, C.; Bertrand, P.; Jerome, R.; Jerome, C. (Georgia Institute of TechnologyEuropean Polymer Federation, 2004-10)
    Adherent thin polymer films have been prepared by sequential electro-deposition of ethyl acrylate (EA) and acrylonitrile (AN) onto nickel. Their compo-sition has been studied by IR spectroscopy and time of flight - secondary ...

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