Universitiy of Potsdam

Soft Transducer Materials and Systems

Prof. Dr. Reimund Gerhard
2016-12-01 09:24 by Manuel Schulze

  1. Lakshmi Meena Ganesan, Werner Wirges, Axel Mellinger and Reimund Gerhard

    "Piezo-optical and electro-optical behaviour of nematic liquid crystals dispersed in a ferroelectric copolymer matrix"

    Journal of Physics D: Applied Physics 43, (2010) 015401 (6pp).

  2. Dante Luis Chinaglia, Rinaldo Gregorio, Jr., Josiani Cristina Stefanello, Ruy Alberto Pisani Altafim, Werner Wirges, Feipeng Wang, Reimund Gerhard

    "Influence of the Solvent Evaporation Rate on the Crystalline Phases of Solution-Cast Poly(Vinylidene Fluoride) Films"

    Journal of Applied Polymer Science 116, 785-791 (2010).

  3. Matthias Kollosche and Guggi Kofod

    "Electrical failure in blends of chemically identical, soft thermoplastic elastomers with different elastic stiffness"

    Applied Physics Letters 96, 071904,(2010).

  4. Matthias Kollosche, Hristiyan Stoyanov, Hulya Ragusch, and Guggi Kofod

    "Dependence on boundary conditions for actuation characteristics of dielectric elastomer actuators"

    Proc. SPIE 7642, 76422X (2010), DOI:10.1117/12.847515 (2010).

  5. Matthias Kollosche, Sebastian Doring, Guggi Kofod, and Joachim Stumpe

    "A novel approach to tunable diffractive transmission gratings based on dielectric elastomer actuators"

    Proc. SPIE 7642, 76422Y (2010), DOI:10.1117/12.847533 (2010).

  6. H. Stoyanov, M. Kollosche, D. N. McCarthy, S. Risse, A. Becker, H. Ragusch, and G. Kofod

    "Flexible enhanced energy density composites for dielectric elastomer actuators"

    Proc. SPIE 7642, 76422G (2010), DOI:10.1117/12.847861 (2010).

  7. G. Kofod, D. N. McCarthy, H. Stoyanov, M. Kollosche, S. Risse, H. Ragusch, D. Rychkov, M. Dansachmuller, and R. Wache

    "Materials science on the nano-scale for improvements in actuation properties of dielectric elastomer actuators"

    Proc. SPIE 7642, 76420J (2010), DOI:10.1117/12.847281 (2010).

  8. Xunlin Qiu

    " Patterned piezo-, pyro-, and ferroelectricity of poled polymer electrets"

    Journal of Applied Physics 108, 011101 (2010).

  9. S. Laflamme, M. Kollosche, J.J. Connor, and G. Kofod

    "LARGE-SCALE CAPACITANCE SENSOR FOR HEALTH MONITORING OF CIVIL STRUCTURES"

    5th World Conference on Structural Control and Monitoring, 5WCSCM-179, (2010).

  10. N. Kozhevnikova, R. Gerhard, A. Mellinger

    "Investigation of Charge Trapping in Thin Kapton® Polyimide Films by means of Photostimulated Discharge Spectroscopy"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  11. S. R. A. P. Altafim, W. Wirges, X. Qiu, R. Gerhard, H. C. Basso, R. A. C. Altafim, W. Jenninger, J. Wagner

    "Dielectric Resonance Spectroscopy of Piezoelectrets with Tubular Channels: Channel Dimensions Control Resonances"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  12. D. R. Falconi, R. A. C. Altafim, H. C. Basso, R. A. P. Altafim, W. Wirges, R. Gerhard

    "Piezoelectric Sensor Based on Electrets Thermoforming Technology"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  13. X. Qiu, Z. Xia, F. Wang, W. Wirges, R. Gerhard

    "Influence of Thermal Treatment on the Charge Stability of Non-Porous and Porous Polytetrafluoroethylene (PTFE) film electrets"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  14. X. Qiu. M. Sborikas, W. Wirges, R. Gerhard

    "Influence of Thermal Treatment on the Charge Stability of Non-Porous and Porous Polytetrafluoroethylene (PTFE) film electrets"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  15. F. Wang, P. Frübing, R. Gerhard

    "Influence of Uniaxial Stretching Rate and Electric Poling on Crystalline Phase Transitions from Nonpolar to Polar in Poly(vinylidene fluoride) Films"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  16. R. Kalbitz, P. Frübing, R. Gerhard, M. Taylor

    "Influence of Lateral Currents on Capacitance Spectra of Organic Metal-Insulator-Semiconductor Structures with a Ferroelectric Insulator"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  17. P. Frübing, F. Wang, C. Günter, R. Gerhard, M. Wegener, M. Jaunich, W. Stark

    "Relation Between Dielectric and Mechanical Losses in Ferroelectric Poly(vinylidene fluoride-hexa fluoropropylene) Films"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  18. M. Kollosche, H. Stoyanov, H. Ragusch, S. Risse, A. Becker, G. Kofod

    "Electrical Breakdown in Soft Elastomers: Stiffness Dependence in Un-pre-stretched Elastomers"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  19. M. Kollosche, G. Kofod, S. Döring, N. Hildebrandt, J. Stumpe

    "Optical Transmission Gratings Tuned by Electro Active Polymers"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  20. G. Kofod, H. Stoyanov, M. Kollosche, S. Risse, H. Ragusch, D. Rychkov, M. Dansachmüller, D. McCarthy

    "Nano-scale Materials Science for Soft Dielectrics: Composites for Dielectric Elastomer Actuators"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  21. D. Rychkov, M. Dansachmüller, H. Ragusch, A. Becker, G. Kofod

    "Force Relaxation in Charged Dielectric Elastomer Actuators"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  22. V. A. Golade, A. A. Rychkov, D. Rychkov

    "Electret Properties of Polymer Films and Fiber Materials Modified by Phosphorus Trichloride"

    2010 International Conference on Solid Dielectrics, Potsdam, Germany, July 4-9, (2010).

    ISBN 978-1-4244-7944-3

  23. Feipeng Wang, Peter Frübing, Werner Wirges, Michael Wegener, Reimund Gerhard

    "Enhanced Polarization in Melt Quenched and Stretched Poly(vinylidene Fluoride Hexafluoropropylene) Films"

    IEEE Transactions on Dielectrics and Electrical Insulation 17, 1088-1095 (August 2010).

  24. Rosaura Flores Suárez, Lakshmi Meena Ganesan, Werner Wirges, Reimund Gerhard, Axel Mellinger

    "Imaging Liquid Crystals Dispersed in a Ferroelectric Polymer Matrix by Means of Thermal-Pulse Tomography"

    IEEE Transactions on Dielectrics and Electrical Insulation 17, 1123-1127 (August 2010).

  25. Peng Fang, Xunlin Qiu, Werner Wirges, Reimund Gerhard, Larissa Zirkel

    "Polyethylene-naphthalate (PEN) ferroelectrets: Cellular structure, piezoelectricity and thermal stability"

    IEEE Transactions on Dielectrics and Electrical Insulation 17, 1079-1087 (August 2010).

  26. Xunlin Qiu, Reimund Gerhard and Axel Mellinger

    "In-situ Acoustical Investigation of the Polarization Build-up in Cellular Polypropylene Ferroelectrets"

    IEEE Transactions on Dielectrics and Electrical Insulation 17, 1043-1049 (August 2010)

  27. Xunlin Qiu, Lars Holländer, Rosaura Flores Suárez, Werner Wirges, and Reimund Gerhard

    "Polarization from dielectric-barrier discharges in ferroelectrets: Mapping of the electric-field profiles by means of thermal-pulse tomography"

    Applied Physics Letters 97, 072905,(2010).

  28. Hristiyan Stoyanov, Matthias Kollosche, Denis N. McCarthy and Guggi Kofod

    "Molecular composites with enhanced energy density for electroactive polymers"

    Journal of Materials Chemistry, DOI: 10.1039/c0jm00519c (2010).

  29. Jian Zhu, Hristiyan Stoyanov, Guggi Kofod, and Zhigang Suo

    "Large deformation and electromechanical instability of a dielectric elastomer tube actuator "

    Journal of Applied Physics 108, 074113 (2010).

  30. Zai-Lai Xie, Aleksandra Jeličić, Fei-Peng Wang, Pierre Rabu, Alwin Friedrich, Sabine Beuermann and Andreas Taubert

    "Transparent, flexible, and paramagnetic ionogels based on PMMA and the iron-based ionic liquid 1-butyl-3-methylimidazolium tetrachloroferrate(III) [Bmim][FeCl4]"

    Journal of Materials Chemistry, DOI: 10.1039/c0jm01733g (2010).

  31. Tonino Greco, Feipeng Wang, Michael Wegener

    "Multifunctional Silver Poly(vinylidene fluoride) Nanocomposites: Nanoparticle Synthesis, Film Processing, and Structural Characterization"

    Ferroelectrics 405, DOI: 10.1080/00150193.2010.482896 (2010).

  32. S. Laflamme, M. Kollosche, J. J. Connor, G. Kofod

    "Soft capacitive sensor for structural health monitoring of large-scale systems"

    Structural Control and Health Monitoring, DOI:10.1002/stc.426 (2010).

  33. R.A.P. Altafim, X. Qiu, W. Wirges, R.A.C. Altafim, H.C. Basso, R. Gerhard, D. L. Chinaglia, W. Jenninger, J. Wagner

    "Template-based fluoropolymer ferroelectrets with multiple layers of tubular channels"

    IEEE, 2010 Annual Report Conference on Electrical Insulation and Dielectric Phenomena, ISBN/ISSN: 978-1-4244-9468-2 (2010), DOI: 10.1109/CEIDP.2010.5724083

  34. M. Kappel, M. Abel, R. Gerhard and R. Bader

    "Sound generation in a piano: multichannel measurements"

    Proceeding: DAGA Berlin, 2010.

  35. Sebastian Döring, Matthias Kollosche, Niko Hildebrandt, Joachim Stumpe, Guggi Kofod

    "Tunable diffractive optical elements on various electro active polymers "

    Proc. SPIE 7716Micro-Optics 2010, 77160F (May 12, 2010)

    doi:10.1117/12.854258

  36. Matthias Kollosche, Michael Melzer, Andre Becker, Hristian Stoyanov, Denis N. McCarthy, Hülya Ragusch, Guggi Kofod

    "The influence of mechanical properties in the electrical breakdown in poly-styrene-ethylene-butadiene-styrene thermoplastic elastomer"

    Proc. SPIE 7287Electroactive Polymer Actuators and Devices (EAPAD) 2009, 728729 (April 06, 2009)

    doi:10.1117/12.817277

  37. McCarthy, D. N.; Rychkov, D.; Ragusch, H.; Risse, S.; Melzer, M.; Kofod, G.

    "Improved Dielectric Elastomer Actuator Materials Based on Ceramic-polymer Nanocomposites"

    ACTUATOR 10, CONFERENCE PROCEEDINGS, Book Series: Actuator-International Conference and Exhibition on New Actuators and Drive Systems , Pages: 448-451

    Conference: 12th International Conference on New Actuators/6th International Exhibition on Smart Actuators and Drive Systems (2010), Bremen Jun14-16 2010

  38. Kofod, G.; Stoyanov, H.; Risse, S.; Kollosche, M.; Mc Carthy, D. N.; Kraehnert, R.; Ragusch, H.; Rychkov, D.

    "Improvement of Materials for Dielectric Elastomer Actuators Based on Conducting Particle Composites "

    ACTUATOR 10, CONFERENCE PROCEEDINGS, Book Series: Actuator-International Conference and Exhibition on New Actuators and Drive Systems , Pages: 888-891

    Conference: 12th International Conference on New Actuators/6th International Exhibition on Smart Actuators and Drive Systems (2010), Bremen Jun14-16 2010