Stephen Ducharme

Professor and Vice Chair, Department of Physics and Astronomy
Nebraska Center for Materials and Nanoscience
University of Nebraska-Lincoln
Office: Behlen 256
Phone: (402) 472-8590 FAX: (402) 472-2879
e-mail: sducharme1@unl.edu

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2017

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Ferroelectric-Domain-Patterning-Controlled Schottky Junction State in Monolayer MoS2, Zhiyong Xiao, Jingfeng Song, David K. Ferry, Stephen Ducharme, and Xia Hong

2016

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Charge Collection Kinetics on Ferroelectric Polymer Surface Using Charge Gradient Microscopy, Yoon-Young Choi, Sheng Tong, Stephen Ducharme, Andreas Roelofs, and Seungbum Hong

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Hydrogel Microphones for Stealthy Underwater Listening, Yang Gao, Jingfeng Song, Shumin Li, Christian Elowsky, You Zhou, Stephen Ducharme, Yong Mei Chen, Qin Zhou, and Li Tan

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2D Cocrystallization from H‑Bonded Organic Ferroelectrics, Donna A. Kunkel, James Hooper, Benjamin Bradley, Lisa Schlueter, Tom Rasmussen, Paulo Costa, Sunit Beniwal, Stephen Ducharme, Eva Zurek, and Axel Enders

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Finite-size scaling of flexoelectricity in Langmuir-Blodgett polymer thin films, Shashi Poddar, Keith Foreman, Shireen Adenwalla, and Stephen Ducharme

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Fabrication of Diisopropylammonium Bromide Aligned Microcrystals with In-Plane Uniaxial Polarization, Shashi Poddar, Haidong Lu, Jingfeng Song, Om Goit, Shah Valloppilly, Alexei Gruverman, and Stephen Ducharme

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Ferroelectric polymer nanopillar arrays on flexible substrates by reverse nanoimprint lithography, Jingfeng Song, Haidong Lu, Keith Foreman, Shumin Li, Li Tan, Shireen Adenwalla, Alexei Gruverman, and Stephen Ducharme

2015

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Enhancement of Local Piezoresponse in Polymer Ferroelectrics via Nanoscale Control of Microstructure, Yoon-Young Choi, Pankaj Sharma, Charudatta Phatak, David J. Gosztola, Yunya Liu, Joonseok Lee, Byeongdu Lee, Jiangyu Li, Alexei Gruverman, Stephen Ducharme, and Seungbum Hong

2014

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Ferroelectricity at the nanoscale, Vladimir M. Fridkin and Stephen Ducharme

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The Ferroelectricity at the Nanoscale, Vladimir M. Fridkin and Stephen Ducharme

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Temperature dependence of flexoelectric response in ferroelectric and relaxor polymer thin films, Shashi Poddar and Stephen Ducharme

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Coplanar switching of polarization in thin films of vinylidene fluoride oligomers, Pankaj Sharma, Alexandra Fursina, Shashi Poddar, Stephen Ducharme, and Alexei Gruverman

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Investigation of ferroelectric domains in thin films of vinylidene fluoride oligomers, Pankaj Sharma, Shashi Poddar, Rafal Korlacki, Stephen Ducharme, and Alexei Gruverman

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Polarization imaging in ferroelectric polymer thin film capacitors by pyroelectric scanning microscopy, Jingfeng Song, Haidong Lu, Alexei Gruverman, and Stephen Ducharme

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Effect of thermal annealing on ferroelectric domain structures in poly(vinylidene-fluoride-trifluorethylene) Langmuir-Blodgett thin films, Zhiyong Xiao, J. Hamblin, Shashi Poddar, Stephen Ducharme, P. Paruch, and Xia Hong

2013

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Polarization switching kinetics in ultrathin ferroelectric barium titanate film, R. Gaynutdinov, M. Minnekaev, S. Mitko, A. Tolstikhina, A. Zenkevich, Stephen Ducharme, and V. Fridkin

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Study of the growth and switching kinetics on ferroelectric nanocrystals of copolymer vinylidene fluoride and trifluoroethylene on an atomic force microscope, R. V. Gaynutdinov, O. A. Lysova, A. L. Tolstikhina, V. M. Fridkin, S. G. Yudin, and Stephen Ducharme

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Scaling of the Coercive Field in Ferroelectrics at the Nanoscale, R. V. Gaynutdinov, M. Minnekaev, S. Mitko, A. L. Tolstikhina, A. Zenkevich, Stephen Ducharme, and Vladimir M. Fridkin

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Rhodizonic Acid on Noble Metals: Surface Reactivity and Coordination Chemistry, Donna A. Kunkel, James Hooper, Scott Simpson, Sumit Beniwal, Katie L. Morrow, Douglas C. Smith, Kimberly Cousins, Stephen Ducharme, Eva Zurek, and Axel Enders

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Proton transfer in surface-stabilized chiral motifs of croconic acid, Donna A. Kunkel, James Hooper, Scott Simpson, Geoffrey Rojas, Stephen Ducharme, Timothy Usher, Eva Zurek, and Axel Enders

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Measurement of the flexoelectric response in ferroelectric and relaxor polymer thin films, Shashi Poddar and Stephen Ducharme

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Domain wall roughness and creep in nanoscale crystalline ferroelectric polymers, Zhengguo Xiao, Shashi Poddar, Stephen Ducharme, and X. Hong

2012

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The sweep rate dependence of the electrical control of magnetic coercivity, Abhijit Mardana, Stephen Ducharme, and Shireen Adenwalla

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Understanding the effect of ferroelectric polarization on power conversion efficiency of organic photovoltaic devices, Yongbo Yuan, Pankaj Sharma, Zhengguo Xiao, Shashi Poddar, Alexei Gruverman, Stephen Ducharme, and Jinsong Huang

2011

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Cluster synthesis of monodisperse rutile-TiO2 nanoparticles and dielectric TiO2–vinylidene fluoride oligomer nanocomposites, Balamurugan Balasubramanian, Kristin L. Kraemer, Shah R. Valloppilly, Stephen Ducharme, and David J. Sellmyer

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Polarization switching at the nanoscale in ferroelectric copolymer thin films, R. V. Gaynutdinov, S. Mitko, S. G. Yudin, V. M. Fridkin, and Stephen Ducharme

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Electrical control of photoluminescence wavelength from semiconductor quantum dots in a ferroelectric polymer matrix, Rafal Korlacki, Ravi Saraf, and Stephen Ducharme

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Ferroelectric Control of Magnetic Anisotropy, Abhijit Mardana, Stephen Ducharme, and Shireen Adenwalla

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Polarization patterning by laser-induced phase change in ferroelectric polymer films, Christina M. Othon and Stephen Ducharme

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High-Resolution Studies of Domain Switching Behavior in Nanostructured Ferroelectric Polymers, Pankaj Sharma, Timothy J. Reece, Stephen Ducharme, and Alexei Gruverman

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Orientational imaging in polar polymers by piezoresponse force microscopy, Pankaj Sharma, Dong Wu, Shashi Poddar, Timothy J. Reece, Stephen Ducharme, and Alexei Gruverman

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Orientational imaging in polar polymers by piezoresponse force microscopy, Pankaj Sharma, Dong Wu, Shashi Poddar, Timothy J. Reece, Stephen Ducharme, and Alexei Gruverman

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Efficiency enhancement in organic solar cells with ferroelectric polymers, Yongbo Yuan, Timothy J. Reece, Pankaj Sharma, Shashi Poddar, Stephen Ducharme, Alexei Gruverman, Yang Yang, and Jinsong Huang

2010

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Ferroelectric field effect transistors using very thin ferroelectric polyvinylidene fluoride copolymer films as gate dielectrics, A. Gerber; Center of Nanoelectronic Systems for Information Technology (CNI), Research Center Jülich, Germany; R. Waser; Timothy J. Reece; E. Rije; Stephen Ducharme; and Hermann Kohlstedt

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Magnetoelectric effects in ferromagnetic cobalt/ferroelectric copolymer multilayer films, Abhijit Mardana, Mengjun Bai, A. Baruth, Stephen Ducharme, and Shireen Adenwalla

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Vibrational properties of ferroelectric β-vinylidene fluoride polymers and oligomers, Serge M. Nakhmanson, Rafal Korlacki, J. Travis Johnston, Stephen Ducharme, Zhongxin Ge, and James M. Takacs

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Why Ferroelectric Polyvinylidene Fluoride is Special, Matt Poulsen and Stephen Ducharme

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Investigation of state retention in metal–ferroelectric–insulator–semiconductor structures based on Langmuir–Blodgett copolymer films, Timothy J. Reece; A. Gerber; Institut für Festkörperforschung, Forschungszentrum Jülich, Germany; and Stephen Ducharme

2009

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Dielectric Nanocomposites: An Inside-Out Approach to Storing Electrostatic Energy, Stephen Ducharme

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Start the Presses, Stephen V. Ducharme and Alexei Gruverman

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Polarization switching kinetics of ferroelectric nanomesas of vinylidene fluoride-trifluoroethylene copolymer, R. V. Gaynutdinov, O. A. Lysova, S. G. Yudin, A. L. Tolstikhina, A. L. Kholkin, V. M. Fridkin, and Stephen Ducharme

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Modeling of metal-ferroelectric-insulator-semiconductor structures based on Langmuir–Blodgett copolymer films, Timothy J. Reece and Stephen Ducharme

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Nanoscale Domain Patterns in Ultrathin Polymer Ferroelectric Films, Pankaj Sharma, Timothy J. Reece, Daniel W. Wu, Vladimir M. Fridkin, Stephen Ducharme, and Alexei Gruverman

2008

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Why are Ferroelectric Polymers Difficult to Find – And Difficult to Verify, Stephen Ducharme

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Polarization switching kinetics at the nanoscale in ferroelectric copolymer Langmuir-Blodgett films, R. V. Gaynutdinov, O. A. Lysova, A. L. Tolstikhina, S. G. Yudin, V. M. Fridkin, and Stephen Ducharme

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Oligo(vinylidene fluoride) Langmuir-Blodgett films studied by spectroscopic, Rafal Korlacki, J. Travis Johnston, Jihee Kim, Stephen Ducharme, Daniel W. Thompson, Vladimir M. Fridkin, Zhongxin Ge, and James M. Takacs

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Regulating Self-organizing Nanostructures via External Mechanism, Jiangyu Li, Q. G. Du, and Stephen Ducharme

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Switching kinetics of ferroelectric polymer nanomesas, Christina M. Othon, Jihee Kim, Stephen Ducharme, and V. M. Fridkin

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Effects of an external electric field on the ferroelectric-paraelectric phase transition in polyvinylidene fluoride-trifluoroethylene copolymer Langmuir-Blodgett films, Matt Poulsen, A. V. Sorokin, Shireen Adenwalla, Stephen Ducharme, and V. M. Fridkin

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Local probing of relaxation time distributions in ferroelectric polymer nanomesas: Time-resolved piezoresponse force spectroscopy and spectroscopic imaging, Brian J. Rodriguez, Stephen Jesse, Jihee Kim, Stephen Ducharme, and Sergei V. Kalinin

2007

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Electron diffraction study of the structure of vinylidene fluoride–trifluoroethylene copolymer nanocrystals, Mengjun Bai, Xingzhong Li, and Stephen Ducharme

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Vitaly Ginzburg: The Last Classical Physicist, Vladimir Fridkin, Stephen Ducharme, Wolfgang Kleemann, and Yoshihiro Ishibashi

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The effect of interlayer interactions on the ferroelectric–paraelectric phase transition in multilayered thin films of vinylidene fluoride– trifluoroethylene copolymers, Jihee Kim, Hoydoo You, Stephen Ducharme, and Shireen Adenwalla

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The effect of interlayer interactions on the ferroelectric–paraelectric phase transition in multilayered thin films of vinylidene fluoride–trifluoroethylene copolymers, Jihee Kim, Hoydoo You, Stephen Ducharme, and Shireen Adenwalla

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Electric energy density of dielectric nanocomposites, Jiangyu Li, L. Zhang, and Stephen Ducharme

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Nanoscale polarization manipulation and imaging of ferroelectric Langmuir-Blodgett polymer films, Brian J. Rodriguez, Stephen Jesse, Sergei V. Kalinin, Jihee Kim, Stephen Ducharme, and V.M. Fridkin

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Ferroelectric properties of Langmuir-Blodgett copolymer films at the nanoscale, A. Tolstousov, R. V. Gaynutdinov, R. Tadros-Morgane, Herbert Kliem, Stephen Ducharme, and Vladimir M. Fridkin

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Microimprinting and ferroelectric properties of poly(vinylidene fluoride-trifluoroethylene) copolymer films, Lei Zhang, Stephen Ducharme, and Jiangyu Li

2006

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Stephen Ducharme Publications 1983-2006

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Effects of annealing conditions on ferroelectric nanomesa self-assembly, Mengjun Bai, Matt Poulsen, and Stephen Ducharme

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Low-voltage operation of metal-ferroelectric-insulator-semiconductor diodes incorporating a ferroelectric polyvinylidene fluoride copolymer Langmuir-Blodgett film, A. Gerber, Hermann Kohlstedt, M. Fitsilis, R. Waser, T.J. Reese, Stephen Ducharme, and E. Rije

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Comparison of the electronic structure of two polymers with strong dipole ordering, Jie Xiao, Luis G. Rosa, Matt Poulsen, Danqin Feng, D. Sahadeva Reddy, James M. Takacs, Lei Cai, Jiandi Zhang, Stephen Ducharme, and Peter A. Dowben

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A continuum model on the nanomesa and nanowell formation in Langmuir-Blodgett ferroelectric polymeric films, Jiang Yu Li, Yang Luo, Mengjun Bai, and Stephen Ducharme

2005

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Comparison of crystalline thin poly(vinylidene (70%)–trifluoroethylene (30%)) copolymer films with short chain poly(vinylidene fluoride) films, Jaewu Choi, Eizi Morikawa, Stephen Ducharme, and Peter A. Dowben

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Ferroelectric Polymer Langmuir–Blodgett Films for Nonvolatile Memory Applications, Stephen Ducharme, Timothy J. Reece, Christina M. Othon, and R. K. Rannow

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Switching in One Monolayer of the Ferroelectric Polymer, Vladimir Fridkin, A. Ievlev, K. Verkhovskaya, G. Vizdrik, S. Yudin, and Stephen Ducharme

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Manifestation of a Ferroelectric Phase Transition, A. R. Geivandov, S.G. Yudin, V.M. Fridkin, and Stephen Ducharme

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The Effects of Humidity on the Dielectric Response in Ferroelectric Polymer Films Made by Langmuir-Blodgett Deposition, Kristin L. Kraemer, Alexander V. Sorokin, Christina M. Othon, Stephen Ducharme, and Vladimir M. Fridkin

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Nanomesa and nanowell formation in Langmuir–Blodgett polyvinylidene fluoride trifluoroethylene copolymer films, Jiangyu Li, Yang Luo, Mengjun Bai, and Stephen Ducharme

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Effects of electron irradiation on the ferroelectric properties of Langmuir-Blodgett copolymer films, Christina M. Othon, F.B. Bateman, and Stephen Ducharme

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Investigation of Ferroelectricity in Newly Synthesized Nitrile Polymer Systems, Matt Poulsen, Stephen Ducharme, Alexander V. Sorokin, Sahadeva Reddy, James M. Takacs, Y. Wen, Jihee Kim, and Shireen Adenwalla

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Pyroelectric study of polarization switching in Langmuir-Blodgett films of poly(vinylidene fluoride trifluoroethylene), A.V. Sorokin, V.M. Fridkin, and Stephen Ducharme

2004

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Ferroelectric nanomesa formation from polymer Langmuir-Blodgett films, Mengjun Bai and Stephen Ducharme

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Determination of the optical dispersion in ferroelectric vinylidene fluoride (70%)/trifluoroethylene (30%) copolymer Langmuir-Blodgett films, Mengjun Bai, A.V. Sorokin, Daniel W. Thompson, Matt Poulsen, Stephen Ducharme, C.M. Herzinger, S. Palto, V.M. Fridkin, S.G. Yudin, V.E. Savchenko, and L.K. Gribova

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Ferroelectricity at molecular level, L. M. Blinov, A. V. Bune, Peter A. Dowben, Stephen Ducharme, Vladimir M. Fridkin, S. P. Palto, K. A. Verkhovskaya, G. V. Vizdrik, and S. G. Yudin

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Surface structure of ultrathin copolymer films of ferroelectric vinylidene fluoride (70%) with trifluoroethylene (30%) on graphite, Lei Cai, Hongwei Qu, Chenxi Lu, Stephen Ducharme, Peter A. Dowben, and Jiandi Zhang

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Simulations of ferroelectric polymer film polarization: The role of dipole interactions, Chun-gang Duan, Wai-Ning Mei, Wei-Guo Yin, Jianjun Liu, J. R. Hardy, Stephen Ducharme, and Peter A. Dowben

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Water absorption and dielectric changes in crystalline poly(vinylidene fluoride-trifluoroethylene) copolymer films, P.A. Jacobson, Luis G. Rosa, Christina M. Othon, Kristin L. Kraemer, A.V. Sorokin, Stephen Ducharme, and Peter A. Dowben

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Electron Irradiation Effects on Ferroelectric Copolymer Langmuir-Blodgett Films, Christina M. Othon and Stephen Ducharme

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Mapping Surface Polarization in Thin Films of the Ferroelectric Polymer P(VDF-TrFE)., Bradley W. Peterson, Stephen Ducharme, Vladimir M. Fridkin, and Timothy J. Reece

2003

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Infrared spectroscopic ellipsometry study of vinylidene fluoride (70%)-trifluoroethylene (30%) copolymer Langmuir-Blodgett films, Mengjun Bai, Matt Poulsen, A.V. Sorokin, Stephen Ducharme, C.M. Herzinger, and V.M. Fridkin

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Surface structure of ultrathin copolymer films of ferroelectric vinylidene fluoride (70%) with trifluoroethylene (30%) on graphite, Lei Cai, Hongwei Qu, Chenxi Lu, Stephen Ducharme, Peter A. Dowben, and Jiandi Zhang

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Comparison of the theoretical and experimental band structure of poly(vinylidene fluoride) crystal, Chun-gang Duan, Wai-Ning Mei, J.R. Hardy, Stephen Ducharme, Jaewu Choi, and Peter A. Dowben

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Theoretical study on the optical properties of polyvinylidene fluoride crystal, Chun-gang Duan, Wai-Ning Mei, Wei-Guo Yin, Jianjun Liu, J. R. Hardy, Mengjun Bai, and Stephen Ducharme

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Comment on: 'Depolarization corrections to the coercive field in thin-film ferroelectrics', Stephen Ducharme and Vladimir Fridkin

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Nanoscale polarization manipulation and conductance switching in ultrathin films of a ferroelectric copolymer, Hongwei Qu, Wei Yao, T. Garcia, Jiandi Zhang, A.V. Sorokin, Stephen Ducharme, Peter A. Dowben, and V.M. Fridkin

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Nonvolatile memory element based on a ferroelectric polymer Langmuir-Blodgett film, Timothy J. Reece, Stephen Ducharme, A.V. Sorokin, and Matt Poulsen

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Kinetics of ferroelectric switching in ultrathin films, G. Vizdrik, Stephen Ducharme, V.M. Fridkin, and S.G. Yudin

2002

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Dielectric properties of a ferroelectric copolymer Langmuir–Blodgett film, Mahantappa S. Jogad and Stephen Ducharme

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Langmuir-Blodgett films of polyethylene, A.V. Sorokin, Mengjun Bai, Stephen Ducharme, and Matt Poulsen

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Heterojunction diode fabrication from polyaniline and a ferroelectric polymer, B Xu, Y. Ovchenkov, Mengjun Bai, A.N. Caruso, A.V. Sorokin, Stephen Ducharme, Bermard Doudin, and Peter A. Dowben

2001

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General features of the intrinsic ferroelectric coercive field, V.M. Fridkin and Stephen Ducharme

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Aluminum doping of poly„vinylidene fluoride, B. Xu, C.N. Borca, Stephen Ducharme, A.V. Sorokin, Peter A. Dowben, V.M. Fridkin, S.P. Palto, N.N. Petukhova, and S.G. Yudin

2000

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Two-Dimensional Ferroelectrics, L. M. Blinov, V. M. Fridkin, S.P. Palto, A. V. Bune, Peter A. Dowben, and Stephen Ducharme

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Phase transition in the surface structure in copolymer films of vinylidene fluoride (70%) with trifluoroethylene (30%), Jaewu Choi, C.N. Borca, Peter A. Dowben, A. Bune, Matt Poulsen, Shane Pebley, Shireen Adenwalla, Stephen Ducharme, Lee Robertson, V.M. Fridkin, N.N. Petukhova, and S.G. Yudin

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Intrinsic Ferroelectric Coercive Field, Stephen Ducharme, V.M. Fridkin, A.V. Bune, S.P. Palto, L.M. Blinov, N.N. Petukhova, and S.G. Yudin

1999

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Lattice-Stiffening Transition in Copolymer Films of Vinylidene Fluoride (70%) with Trifluoroethylene (30%), C.N. Borca, Shireen Adenwalla, Jaewu Choi, P.T. Sprungerr, Stephen Ducharme, Lee Robertson, S.P. Palto, Jianglai Liu, Matt Poulsen, V.M. Fridkin, H. You, and Peter A. Dowben

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Influence of dynamical scattering in crystalline poly„vinylidene, C.N. Borca, Jaewu Choi, Shireen Adenwalla, Stephen Ducharme, Peter A. Dowben, Lee Robertson, V.M. Fridkin, S.P. Palto, and N. Petukhova

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Piezoelectric and pyroelectric properties of ferroelectric Langmuir-Blodgett polymer films, A.V. Bune, Chuanxing Zhu, Stephen Ducharme, L.M. Blinov, V.M. Fridkin, S.P. Palto, N.N. Petukhova, and S.G. Yudin

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Evidence of dynamic Jahn-Teller distortions in two-dimensional crystalline molecular films, Jaewu Choi, Peter A. Dowben, C.N. Borca, Shireen Adenwalla, A.V. Bune, Stephen Ducharme, V.M. Fridkin, S.P. Palto, and N. Petukhova