Hedden Group

Polymer Science & Engineering * Biofuels Process Engineering

2015

  1. S. Mani, F. Khabaz, R. V. Godbole, R. C. Hedden and R. Khare*, "Structure and Hydrogen Bonding of Water in Polymacrylate Gels: Effects of Polymer Hydrophilicity and Water Concentration." .J. Phys Chem. B., 2015 (In Press).
  2. R. V. Godbole, L. Ma, M. D. Doerfert, P. Williams, and R. C. Hedden*, "Combinatorial Methodology for Screening Selectivity in Polymeric Pervaporation Membranes." ACS Combi. Sci., 2015, 17 (11), 663-670.
  3. L. Ma, J. Zhao, X. Wang, M. Chen, Y. Liang, Z. Wang, Z. Yu, and R. C. Hedden, "Effects of Carbon Black Nanoparticles on Two-way Reversible Shape Memory in Crosslinked Polyethylene." Polymer, 2015, 56 (SI), 490-497.

2014

  1. D. Parviz, Z. N. Yu, R. C. Hedden, and M. J. Green. "Designer stabilizer for preparation of pristine graphene/polysiloxane films and networks." Nanoscale, 2014, 6 (20), 11722-31.
  2. H. Y. Zhao, Z. N. Yu, F. Begum, R. C. Hedden, and S. L. Simon. "The effect on nanoconfinement on methyl methacrylate polymerization: T-g, molecular weight, and tacticity." Polymer, 2014, 55 (19), 4959-4965.

2013

  1. S. Das, F. Irin, L. Ma, S. Bhattacharia, R. C. Hedden, and M. J. Green, "Rheology and Morphology of Pristine Graphene/Polyacrylamide Gels." ACS Appl. Mater. Interfaces, 2013, 5(17), 8633–8640.
  2. Z. Y. Yu and R. C. Hedden, "Factors Influencing the Shear and Tensile Moduli of Smectic Polydomain Networks." Macromol. Symp. 2013, 329(1), 125-132.
  3. H. P. Chen, Z. Y. Yu, and R. C. Hedden, "Influence of Thermal History on Mesoscale Ordering in Polydomain Smectic Networks." J. Polym. Sci. Part B: Pol. Phys, 2013, 51(3), 225-230.

2012

  1. H. P. Chen, D. M. Lentz, and R. C. Hedden, "Solution Templating of Au and Ag Nanoparticles by Linear Poly(2-(diethylamino)ethyl methacrylate)." J. Nanoparticle Res. 2012, Article Number: 690 (1-14).
  2. H. P. Chen, D. M. Lentz, A. M. Rhoades, R. A. Pyles, K. W. Haider, S. A. Vanapalli, R. K. Nunley, and R. C. Hedden, "Surface Infusion Micropatterning of Elastomeric Substrates." Microfluidics and Nanofluidics 2012, 451-464.
  3. A. S. Wajid, S. Das, F. Irin, H. S. T. Ahmed, J. L. Shelburne, D. Parviz, R. J. Fullerton, A. F. Jankowski, R. C. Hedden, M. J. Green, "Polymer-Stabilized Graphene Dispersions at High Concentrations in Organic Solvents for Nanocomposite Production." Carbon 2012, 50, 526-534.

2011

  1. D. M. Lentz, A. M. Rhoades, R. A. Pyles, K. W. Haider, M. S. Angelone, R. C. Hedden, "Combinatorial Study of a Gold Nanoparticle Infusion Process in a Polymer Film." J. Nanoparticle Res. 2011, 13(10), 4795-4808.
  2. D. M. Lentz, H. P. Chen, Z. Y. Yu, H. P. Patil, C. A. Crane, R. C. Hedden, "Influence of Strain Rate and Temperature on Necking Transition in a Polydomain Smectic Main Chain Elastomer." J. Polym. Sci. B: Polym. Phys. 2011, 49(8), 591-598.

2010

  1. R. A. Mrozek, P. J. Cole, S. M. Cole, J. L. Schroeder, D. A. Schneider, R. C. Hedden, J. L. Lenhart, "Design of Nonaqueous Polymer Gels with Broad Temperature Performance: Impact of Solvent Quality and Processing Conditions." J. Mater. Res. 2010, 25(6), 1105-1117.
  2. M. A. Iannuzzi, R. Reber III, D. M. Lentz, J. Zhao, L. Ma, R. C. Hedden, "USANS Study of Porosity and Water Content in Sponge-like Hydrogels." Polymer 2010, 51, 2049-2056.
  3. K. A. Masser, H. P. Patil, R. C. Hedden, and J. P. Runt, "Dynamics of Main-Chain Liquid Crystalline Polysiloxanes Containing p-phenyleneterephthalate Mesogens." J. Non-Cryst. Solids 2010, 356, 578-581.
  4. D. M. Lentz, R. A. Pyles, and R. C. Hedden, "Surface Infusion of Gold Nanoparticles into Processed Thermoplastics." Polym. Eng. Sci. 2010, 50(1), 120-127.

2009

  1. H. P. Patil, D. M. Lentz, and R. C. Hedden, "Necking Instability During Polydomain-Monodomain Transition in a Main-Chain Smectic Elastomer." Macromolecules 2009, 42, 3525-3531.
  2. B. Unal and R. C. Hedden, “pH-Dependent Swelling of Hydrogels Containing Highly Branched Polyamine Macromonomers." Polymer 2009, 50(3), 905-912.

2007

  1. B. Unal, R. J. Klein, K. R. Yocca, and R. C. Hedden, "Influence of DGEBA Crosslinking on Li+ Ion Conduction in Poly(ethyleneimine) Gels." Polymer 2007, 48, 6077-6085.
  2. H. P. Patil, J. Liao, and R. C. Hedden, "Smectic Ordering in Main-Chain Siloxane Polymers and Elastomers Containing p-Phenyleneterephthalate Mesogens." Macromolecules 2007, 40, 6206-6216.
  3. J. A. Lenhart, P. Cole, B. Unal, and R. Hedden, "Development of Non-Aqueous Gels that Exhibit Broad Temperature Performance." Appl. Phys. Lett. 2007, 91 061929 (1-3).
  4. H. P. Patil and R. C. Hedden, "Effects of Structural Imperfections on the Dynamic Mechanical Response of Main-Chain Smectic Elastomers." J. Polym. Sci. B: Polym. Phys. 2007, 45(24), 3267-3276.

2006

  1. B. Unal and R. C. Hedden, "Gelation and Swelling Behavior of End-linked Hydrogels Prepared from Linear Poly(ethylene glycol) and Poly(amidoamine) Dendrimers." Polymer 2006, 47(24), 8173-8182.
  2. M. S. Silverstein, B. J. Bauer, R. C. Hedden, H.-J. Lee, and B. G. Landes, "SANS and XRR Porosimetry of a Polyphenylene Low-k Dielectric." Macromolecules 2006, 39 (8), 2998-3006.

2005

  1. M. S. Silverstein, M. Shach-Caplan, B. J. Bauer, R. C. Hedden, H.-J. Lee, and B. G. Landes, "Nanopore Formation in a Polyphenylene Low-k Dielectric." Macromolecules 2005, 38 (10), 4301-4310.
  2. B. D. Vogt, R. A. Pai, H.-J. Lee, R. C. Hedden, C. L. Soles, W.-L. Wu, E. K. Lin, B. J. Bauer, and J. J. Watkins, "Characterization of Ordered Mesoporous Silica Films Using Small-Angle Neutron Scattering and X-ray Porosimetry" Chem. Mater. 2005, 17 (6), 1398-1408.

2004

  1. Hedden, R. C.; Waldfried, C.; Lee, H. J.; and Escorcia, O., "Comparison of Curing Processes- for Porous Dielectrics - Measurements from Specular X-ray Reflectivity." J. Electrochem. Soc. 2004, 151(8), F178-F181.
  2. C. L. Soles, H.-J. Lee, R. C. Hedden, D.-W. Liu, B. J. Bauer, and W.-L. Wu, "X-ray Reflectivity as a Metrology to Characterize Pores in Low-k Dielectric Films." ACS Symposium Series 2004, 874 (Polymers for Microelectronics and Nanoelectronics), 209-222.
  3. R. C. Hedden, H.-J. Lee, C. L. Soles, and B. J. Bauer, "Characterization of Pore Structure in a Nanoporous Low-Dielectric-Constant Thin Film by Neutron Porosimetry and X-ray Porosimetry." Langmuir 2004, 20(16), 6658-6667.
  4. R. C. Hedden, H.-J. Lee, and B. J. Bauer, "Characterization of Nanoporous Low-k Thick Films by Small-Angle Neutron Scattering Contrast Variation." Langmuir 2004, 20(2), 416 422.

2003

  1. H. Koerner, Y. Luo, X. Li, C. Cohen, R. C. Hedden, and C. K. Ober, "Structural Studies of Extension-Induced Mesophase Formation in Poly(diethylsiloxane) Elastomers: In Situ Synchrotron WAXS and SAXS." Macromolecules 2003, 36(6), 1975-1981.
  2. A. Batra, R. C. Hedden, P. Schofield, A. Barnes, C. Cohen, and T. M. Duncan, "Conformational Behavior of Guest Chains in Uniaxially Stretched Poly(diethylsiloxane) Elastomers: 2H NMR and SANS." Macromolecules 2003, 36(25), 9458-9466.
  3. R. C. Hedden and B. J. Bauer, "Structure and Dimensions of PAMAM/PEG Dendrimer-Star Polymers." Macromolecules 2003, 36(6), 1829-1835.

2002

  1. R. C. Hedden, B. J. Bauer, A. P. Smith, F. Groehn, and E. J. Amis, "Templating of Inorganic Nanoparticles by PAMAM/PEG Dendrimer-Star Polymers." Polymer 2002, 43, 5473-5481.
  2. H. Saxena, R. C. Hedden, and C. Cohen, "Rheological Studies on Mesomorphic Poly(diethylsiloxane) Melts." J. Rheol. 2002, 46(5), 1177-1190.

2001

  1. N. Gilra, C. Cohen, R. M. Briber, B. J. Bauer, R. C. Hedden, and A. Z. Panagiotopoulos, "A SANS Study of the Conformational Behavior of Linear Chains in Compressed and Uncompressed End-linked Elastomers." Macromolecules 2001, 34, 7773-7782.
  2. R. C. Hedden, H. Tachibana, T. M. Duncan, and C. Cohen, “Effects of Molecular Structure on Segment Orientation in Poly(diethylsiloxane) Elastomers. 2. NMR Measurements from Uniaxially Stretched Samples." Macromolecules 2001, 34, 5540-5546.
  3. R. C. Hedden, E. McCaskey, C. Cohen, and T. M. Duncan, "Effects of Molecular Structure on Segment Orientation in Siloxane Elastomers. 1. NMR Measurements from Compressed Samples." Macromolecules 2001, 34, 3285-3293.

2000

  1. R. C. Hedden, H. Saxena, and C. Cohen, "Mechanical Properties and Swelling Behavior of Endlinked Poly(diethylsiloxane) Networks." Macromolecules 2000, 33, 8676-8684.
  2. R. C. Hedden and C. Cohen, "Preparation of Poly(diethylsiloxane) with the NaOH/12 Crown-4 Catalyst." Polymer 2000, 41, 6975-6979.

1999

  1. R. C. Hedden, C. Wong, and C. Cohen, "Effect of Phenyl Substituents on the Mechanical and Swelling Properties of Poly(dimethylsiloxane) Networks." Macromolecules 1999, 32, 5154-5158.