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Richard Register

Selected Publications

  1. “Large-area Ordered Hexagonal Arrays of Nanoscale Holes or Dots from Block Copolymer Templates.” Appl. Phys. Lett., 91, 143110, 2007 [J. Vedrine, Y.-R. Hong, A.P. Marencic, D.H. Adamson, and P.M. Chaikin].
  2. “Orientational Order in Sphere-Forming Block Copolymer Thin Films Aligned under Shear.” Macromolecules, 40, 7299, 2007 [with A.P. Marencic, M.W. Wu, and P.M. Chaikin].
  3. “Enhanced Order of Block Copolymer Cylinders in Single-Layer Films Using a Sweeping Solidification Front.” Adv. Mater., 19, 2687, 2007 [D.E. Angelescu, J.H. Waller, D.H. Adamson, and P.M. Chaikin].
  4. “Elevation of the Glass Transition Temperature in Flexible-Chain Semicrystalline Polymers.” J. Polym. Sci. B: Polym. Phys., 45, 1198, 2007 [with C.K. Yee-Chan and R.C. Scogna].
  5. “Writing Mesoscale Patterns in Block Copolymer Thin Films through Channel Flow of a Nonsolvent Fluid.” Appl. Phys. Lett., 90, 163105, 2007 [V. Pelletier, D.H. Adamson, P.M. Chaikin].
  6. “Shear Alignment of Sphere-Morphology Block Copolymer Thin Films with Viscous Fluid Flow.” Phys. Rev. E, 74, 040801R, 2006 [with M.W. Wu and P.M. Chaikin].
  7. “Mechanisms for Current-Induced Conductivity Changes in a Conducting Polymer.” App. Phys. Lett., 89, 142109, 2006 [with X. Xu and S.R. Forrest].
  8. “Imaging Block Copolymer Crystallization in Real Time with the Atomic Force Microscope.” Macromolecules, 39, 703-710, 2006 [with J.K. Hobbs].
  9. “Morphological Origin of the Multistep Relaxation Behavior in Semicrystalline Ethylene/Methacrylic Acid Ionomers.” Macromolecules, 39, 1079-1086, 2006 [with K. Wakabayashi].
  10. “Ethylene/(Meth)Acrylic Acid Ionomers Plasticized and Reinforced by Metal Soaps.” Polymer, 47, 2874-2883, 2006 [with K. Wakabayashi].
  11. “Aluminum Nanowire Polarizing Grids: Fabrication and Analysis.” Appl. Phys. Lett., 88, 211114, 2006 [with V. Pelletier, K. Asakawa, M. Wu, D.H. Adamson, and P.M. Chaikin].
  12. “Method and Apparatus for Providing Shear-Induced Alignment of Nanostructure in Thin Films”, U.S. Patent Application 2006/0013956 A1, January 19, 2006 [with D.E. Angelescu, J.H. Waller, M.W. Wu, and P.M. Chaikin].
  13. 2005
  14. “A Highly Regular Hexagonally Perforated Lamellar Structure in a Quiescent Diblock Copolymer.” Macromolecules, 38, 4947-4949, 2005 [with Y.-L. Loo, D.H. Adamson, and A.J. Ryan].
  15. “Thin Crystal Melting Produces the Low-Temperature Endotherm in Ethylene/Methacrylic Acid Ionomers.” Polymer, 46, 5118-5124, 2005 [with Y.-L. Loo, K. Wakabayashi, Y.E. Huang, and B.S. Hsiao].
  16. “Ordering Mechanisms in Two-Dimensional Sphere-Forming Block Copolymers.” Phys. Rev. E, 71, 061803, 2005 [with D.A. Vega, C.K. Harrison, D.E. Angelescu, M.L. Trawick, D.A. Huse, and P.M. Chaikin].
  17. “Two-Dimensional Melting Transition Observed in a Block Copolymer.” Phys. Rev. Lett., 95, 025702, 2005 [with D.E. Angelescu, C.K. Harrison, M.L. Trawick, and P.M. Chaikin].
  18. “Shear-Induced Alignment in Thin Films of Spherical Nanodomains.” Adv. Mater., 17, 1878-1881, 2005 [with D.E. Angelescu, J.H. Waller, and P.M. Chaikin].
  19. “Dynamics of a Thermoreversible Transition between Cylindrical and Hexagonally Perforated Lamellar Mesophases.” Macromolecules, 38, 7098-7104, 2005 [with C.J. Lai, Y.-L. Loo, and D.H. Adamson].
  20. “Micromechanical Interpretation of the Modulus of Ethylene-(Meth)Acrylic Acid Copolymers.” Polymer, 46, 8838-8845, 2005 [with K. Wakabayashi].
  21. “Influence of Interfacial Constraints on the Morphology of Asymmetric Crystalline-Amorphous Diblock Copolymer Films.” Macromolecules, 38, 7745-7753, 2005 [with Y. Li, Y.-L. Loo, and P.F. Green].
  22. “Synthesis and Properties of Well-Defined Elastomeric Poly(alkylnorbornene)s and Their Hydrogenated Derivatives.” Macromolecules, 38, 10320-10322, 2005 [with J.D. Hatjopoulos].
  23. “Block Copolymer Nanolithography.” Chapter 1 in Nanolithography and Patterning Techniques in Microelectronics, D.G. Bucknall, ed., Woodhead Publishing, Cambridge, p. 1, 2005 [with M.L. Trawick, D.E. Angelescu, and P.M. Chaikin].
  24. “Origin of Directional Tear in Blown Films of Ethylene/Methacrylic Acid Copolymers and Ionomers.” J. Polym. Sci. B: Polym. Phys., 43, 97-106, 2005 [with L.-B.W. Lee and D.M. Dean].
  25. “Tear Anisotropy in Films Blown from Polyethylenes of Different Macromolecular Architectures.” J. Polym. Sci. B: Polym. Phys., 43, 413-420, 2005 [with L.-B.W. Lee and D.M. Dean].
  26. “Hydrogenated Ring-Opened Polynorbornene: A Highly Crystalline Atactic Polymer.” Macromolecules, 38, 1216-1222, 2005 [with L.-B.W. Lee].
  27. “Equilibrium Control of Crystal Thickness and Melting Point through Block Copolymerization.” Macromolecules, 37, 7278-7284, 2004 [with L.-B.W. Lee].
  28. “Solvent-Enhanced Dye Diffusion in Polymer Thin Films for Polymer Light-Emitting Diode Application.” J. Appl. Phys., 96, 7154-7163, 2004 [with T. Graves-Abe, F. Pschenitzka, H.Z. Jin, B. Bollman, and J.C. Sturm].
  29. “Macroscopic Orientation of Block Copolymer Cylinders in Single-Layer Films by Shearing.” Adv. Mater., 16, 1736-1740, 2004 [with D.E. Angelescu, J.H. Waller, D.H. Adamson, P. Deshpande, S.Y. Chou, and P.M. Chaikin].
  30. “Crystallization Within Block Copolymer Mesophases.” In Developments in Block Copolymer Science and Technology, I.W. Hamley, ed. Chichester: John Wiley & Sons, 213-243, 2004 [with Y.-L. Loo].
  31. “Orientation Imaging Microscopy in Two-Dimensional Crystals Via Undersampled Microscopy.” Appl. Phys. A, 78, 387-392, 2004 [with D.E. Angelescu, C.K. Harrison, M.L. Trawick, P.M. Chaikin, and D.H. Adamson].
  32. “Laterally Modulated 2D Electron System in the Extreme Quantum Limit.” Phys. Rev. Lett., 92, 036802, 2004 [with S. Melinte, M. Berciu, C. Zhou, E. Tutuc, S.J. Papadakis, C. Harrison, E.P. De Poortere, M. Wu, P.M. Chaikin, M. Shayegan, and R.N. Bhatt].
  33. “Pattern Coarsening in a 2D Hexagonal System.” Europhys. Lett., 67, 800-806, 2004 [with C. Harrison, D.E. Angelescu, M. Trawick, Z. Cheng, D.A. Huse, P.M. Chaikin, D.A. Vega, J.M. Sebastian, and D.H. Adamson].
  34. “Acyclic Metathesis During Ring-Opening Metathesis Polymerization of Cyclopentene.” Polymer, 45, 6479-6485, 2004 [with L.-B.W. Lee].
  35. “Matched Random Ionomers: Carboxylate vs. Sulfonate.” Macromolecules, 37, 10205-10207, 2004 [with N.K. Tierney and S.T. Trzaska].
  36. “Synthesis and Melt Dynamics of Model Sulfonated Ionomers.” Macromolecules, 36, 1170-1177, 2003 [with N.K. Tierney].
  37. “Correction for Piezoelectric Creep in Scanning Probe Microscopy Images Using Polynomial Mapping.” Scanning, 25, 25-33, 2003 [with M.L. Trawick, M. Megens, C. Harrison, D.E. Angelescu, D.A. Vega, P.M. Chaikin, and D.H. Adamson].
  38. “A Replaceable, Low Thermal Mass Hot Stage for Scanning Probe Microscopy.” Rev. Sci. Instrum., 74, 1390-1392, 2003 [with M.L. Trawick, D.E. Angelescu, P.M. Chaikin, and M.J. Valenti].
  39. “Nanopatterning with Diblock Copolymers.” Chapter 1 in Nano Science and Technology: Novel Structures and Phenomena, Z. Tan and P. Sheng, eds., Taylor & Francis, New York, p. 3, 2003 [with P.M. Chaikin, C. Harrison, M. Park, D.H. Adamson, D.A. Huse, M.A. Trawick, R. Li, and P. Dapkus].
  40. “Viscoelastic Properties of Entangled Star Polymer Melts: Comparison of Theory and Experiment.” Macromolecules, 35, 169-177, 2002 [with D.A. Vega, J.M. Sebastian, and W.B. Russel].
  41. “Phase Behavior of Styrene-Isoprene Diblock Copolymers in Strongly Selective Solvents.” Macromolecules, 35, 841-849, 2002 [with C. Lai and W.B. Russel].
  42. “Well-Defined Diblock Copolymers via Termination of Living ROMP with Anionically-Polymerized Macromolecular Aldehydes.” Macromolecules, 35, 1985-1987, 2002 [with J.M. Notestein and L.-B.W. Lee].
  43. “Ion-Hopping in Ethylene-Methacrylic Acid Ionomer Melts as Probed by Rheometry and Cation Diffusion Measurements.” Macromolecules, 35, 2358-2364, 2002 [with N.K. Tierney].
  44. “Modes of Crystallization in Block Copolymer Microdomains: Breakout, Templated, and Confined.” Macromolecules, 35, 2365-2374, 2002 [with Y.-L. Loo and A.J. Ryan].
  45. “Steady-Shear Rheology of Block Copolymer Melts: Zero-Shear Viscosity and Shear Disordering in Body-Centered-Cubic Systems.” Macromolecules, 35, 2700-2706, 2002 [with J.M. Sebastian, C. Lai, and W.W. Graessley, and G.R. Marchand].
  46. “Steady-Shear Rheology of Block Copolymer Melts and Concentrated Solutions: Disordering Stress in Body-Centered-Cubic Systems.” Macromolecules, 35, 2707-2713, 2002 [with J.M. Sebastian, C. Lai, and W.W. Graessley].
  47. “Scaling of Domain Spacing in Concentrated Solutions of Block Copolymers in Selective Solvents.” Macromolecules, 35, 4044-4049, 2002 [with C. Lai and W.B. Russel].
  48. “Effect of Carbazole-Oxadiazole Excited-State Complexes on the Efficiency of Dye-Doped Light-Emitting Diodes.” J. Appl. Phys., 91, 6717-6724, 2002 [with X. Jiang, K.A. Killeen, M.E. Thompson, F. Pschenitzka, T.R. Hebner, and J.C. Sturm].
  49. “Steady-Shear Rheology of Block Copolymer Melts and Concentrated Solutions: Defect-Mediated Flow at Low Stresses in Body-Centered-Cubic Systems.” J. Rheol., 46, 863-879, 2002 [with J.M. Sebastian and W.W. Graessley].
  50. “The Role of Excess Acid Groups in the Dynamics of Ethylene-Methacrylic Acid Ionomer Melts.” Macromolecules, 35, 6284-6290, 2002 [with N.K. Tierney].
  51. “Dynamics of Pattern Coarsening in a Two-Dimensional Smectic System.” Phys. Rev. E, 66, 011706, 2002 [with C. Harrison, Z. Cheng, S. Sethuraman, D.A. Huse, P.M. Chaikin, D.A. Vega, J.M. Sebastian, and D.H. Adamson].
  52. “Well-Ordered Microdomain Structures in Polydisperse Poly(styrene)-Poly(acrylic acid) Diblock Copolymers from Controlled Radical Polymerization.” Macromolecules, 35, 6645-6649, 2002 [with D. Bendejacq, V. Ponsinet, M. Joanicot, and Y.-L. Loo].
  53. “Rapid Method to Measure Diffusion of Paramagnetic Species: Mn2+ in Poly(ethylene-co-methacrylic acid) Ionomers.” J. Mater. Res., 17, 2736-2743, 2002 [with N.K. Tierney].
  54. “Efficient Emission from a Europium Complex Containing Dendron-Substituted Diketone Ligands.” Thin Solid Films, 416, 212-217, 2002 [with X. Jiang, A.K.-Y. Jen, G.D. Phelan, D. Huang, T.M. Londergan, and L.R. Dalton].
  55. “Large Area Dense Nanoscale Patterning of Arbitrary Surfaces.” Appl. Phys. Lett., 79, 257-259, 2001 [with M. Park, P.M. Chaikin, and D.H. Adamson].
  56. “Phase Behavior and Viscoelastic Properties of Entangled Block Copolymer Gels.” J. Polym. Sci. B: Polym. Phys., 39, 2183-2197, 2001 [with D.A. Vega, J.M. Sebastian, and Y.-L. Loo].
  57. “Block Copolymer Molecular Weight Determination via Gel Permeation Chromatography: Choosing a Combining Rule.” J. Appl. Polym. Sci., 82, 2056-2069, 2001 [with J.M. Sebastian].
  58. “Polymer Crystallization Confined in One, Two, or Three Dimensions.” Macromolecules, 34, 8968-8977, 2001 [with Y.-L. Loo, A.J. Ryan, and G.T. Dee].
  59. “Mixed Lamellar Films: Evolution, Commensurability Effects, and Preferential Defect Formation.” Macromolecules, 33, 80-88, 2000 [with E. Huang, P. Mansky, T.P. Russell, C. Harrison, P.M. Chaikin, C.J. Hawker, and J. Mays].
  60. “Reducing Substrate Pinning of Block Copolymer Microdomains with a Buffer Layer of Polymer Brushes.” Macromolecules, 33, 857-865, 2000 [with C. Harrison, P.M. Chaikin, D.A. Huse, D.H. Adamson, A. Daniel, E. Huang, P. Mansky, T.P. Russell, C.J. Hawker, D.A. Egolf, I.V. Melnikov, and E. Bodenschatz].
  61. “Dense Arrays of Ordered GaAs Nanostructures by Selective Area Growth on Substrates Patterned by Block Copolymer Lithography.” Appl. Phys. Lett., 76, 1689-1691, 2000 [with R.R. Li, P.D. Dapkus, M.E. Thompson, W.G. Jeong, C. Harrison, P.M. Chaikin, and D.H. Adamson].
  62. “Polymer Crystallization in 25-nm Spheres.” Phys. Rev. Lett., 84, 4120-4123, 2000 [with Y.-L. Loo and A.J. Ryan].
  63. “Phase Behavior of Styrene-Isoprene Diblock Derivatives with Varying Conformational Asymmetry.” Macromolecules, 33, 3461-3466, 2000 [with C. Lai, W.B. Russel, G.R. Marchand, and D.H. Adamson].
  64. “Statistical Copolymers with Side-Chain Hole and Electron Transport Groups for Single-Layer Electroluminescent Device Applications.” Chem. Mater., 12, 2542-2549, 2000 [with X. Jiang, K.A. Killeen, M.E. Thompson, F. Pschenitzka, and J.C. Sturm].
  65. “Direct Imaging of Polyethylene Crystallites within Block Copolymer Microdomains.” J. Polym. Sci. B: Polym. Phys., 38, 2564-2570, 2000 [with Y.-L. Loo and D.H. Adamson].
  66. “Polyethylene Crystal Orientation Induced by Block Copolymer Cylinders.” Macromolecules, 33, 8361-8366, 2000 [with Y.-L. Loo and D.H. Adamson].
  67. “Mechanisms of Ordering in Striped Patterns.” Science, 290, 1558-1560, 2000 [with C. Harrison, D.H. Adamson, Z. Cheng, J.M. Sebastian, S. Sethuraman, D.A. Huse, and P.M. Chaikin].
  68. “Synthesis of Narrow-Distribution ‘Perfect’ Polyethylene and its Block Copolymers by Polymerization of Cyclopentene.” Macromolecules, 33, 9215-9221, 2000 [with S.T. Trzaska and L.-B. W. Lee].