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Journal Articles

García, N.A., R.L. Davis, S.Y. Kim, P.M. Chaikin, R.A. Register, and D.A. Vega, "Mixed-Morphology and Mixed-Orientation Block Copolymer Bilayers", RSC Adv., DOI: 10.1039/C4RA06764A (2014).

Nikoubashman, A., R.L. Davis, B.T. Michal, P.M. Chaikin, R.A. Register, and A.Z., Panagiotopoulos, "Thin Films of Homopolymers and Cylinder-Forming Diblock Copolymers under Shear", ACS Nano, DOI: 10.1021/nn502068e (2014).

Davis, R. L., P.M. Chaikin, and R.A. Register, "Cylinder Orientation and Shear Alignment in Thin Films of Polystyrene-Poly(n-hexyl methacrylate) Diblock Copolymers", Macromolecules, 47, 5277-5285 (2014).

Davis, R. L., S. Jayaraman, P.M. Chaikin, and R.A. Register, "Creating Controlled Thickness Gradients in Polymer Thin Films via Flowcoating", Langmuir, 30, 5637-5644 (2014).

Kwon, H.-K., V.E. Lopez, R.L. Davis, S.Y. Kim, A.B. Burns, and R.A. Register, "Polystyrene-Poly(2-ethylhexylmethacrylate) Block Copolymers: Synthesis, Bulk Phase Behavior, and Thin Film Structure", Polymer, 55, 2059-2067 (2014).

Nikoubashman, A., R.A. Register, and A.Z. Panagiotopoulos, "Sequential Domain Realignment Driven by Conformational Asymmetry in Block Copolymer Thin Films", Macromolecules, 47, 1193-1198 (2014).

Kim, S.Y., J. Gwyther, I. Manners, P.M. Chaikin, and R.A. Register, "Metal-Containing Block Copolymer Thin Films Yield Wire Grid Polarizers with High Aspect Ratio", Adv. Mater., 26, 791-795 (2014).

Showak, M.T., A.B. Burns, A.J. Stella, and R.A. Register, "Counit Inclusion in Hydrogenated Polynorbornene Copolymer Crystals", Macromolecules, 46, 9288-9295 (2013).

Nikoubashman, A., R.A. Register, and A.Z. Panagiotopoulos, "Simulations of Shear-Induced Morphological Transitions in Block Copolymers", Soft Matter, 9, 9960-9971 (2013).

Vega, D.A., L.R. Gomez, A.D. Pezzutti, F. Pardo, P.M. Chaikin, and R.A. Register, "Coupling Between Mean Curvature and Textures in Block Copolymer Thin Films Deposited on Curved Substrates", Soft Matter, 9, 9385-9391 (2013).

Nikoubashman, A., R.A. Register, and A.Z. Panagiotopoulos, "Self-Assembly of Cylinder-Forming Diblock Copolymer Thin Films", Macromolecules, 46, 6651-6658 (2013).

Garcia, N.A., R.A. Register, D.A. Vega, and L.R. Gomez, "Crystallization Dynamics on Curved Surfaces", Phys. Rev. E, 88, 012306 (2013).

Xu, S., Y.-W. Yeh, G. Poirier, M.C. McAlpine, R.A. Register, and N. Yao, "Flexible Piezoelectric PMN-PT Nanowire-Based Nanocomposite and Device", Nano Lett., 13, 2393-2398 (2013).

Register, R.A., "Nanolithography: Painting with Block Copolymers", Nature Nanotechnol., 8, 618-619 (2013).

Beckingham, B.S. and R.A. Register, "Architecture-Induced Microphase Separation in Nonfrustrated A-B-C Triblock Copolymers", Macromolecules, 46, 3486-3496 (2013).

Beckingham, B.S. and R.A. Register, "Regular Mixing Thermodynamics of Hydrogenated Styrene-Isoprene Block-Random Copolymers", Macromolecules, 46, 3084-3091 (2013).

Beckingham, B.S., A.B. Burns, and R.A. Register, "Mixing Thermodynamics of Ternary Block-Random Copolymers Containing a Polyethylene Block", Macromolecules, 46, 2760-2766 (2013).

Li, S., A.B. Burns, R.A. Register, and A. Bell, "Poly(phenylnorbornene) from Ring-Opening Metathesis and Its Hydrogenated Derivatives", Macromol. Chem. Phys., 213, 2027-2033 (2012).

Marencic, A.P., P.M. Chaikin, and R.A. Register, "Orientational Order in Cylinder-Forming Block Copolymer Thin Films", Physical Review E, 86, 021507 (2012).

Li, S., R.A. Register, J.D. Weinhold, and B.G. Landes, "Melt and Solid-State Structures of Polydisperse Polyolefin Multiblock Copolymers", Macromolecules, 45, 5773-5781 (2012).

Ozbas, B., C.D. O’Neill, R.A. Register, I.A. Aksay, R.K. Prud’homme, and D.H. Adamson, "Multifunctional Elastomer Nanocomposites with Functionalized Grapheme Single SheetsJ. Polym. Sci. Part B: Polym. Phys., 50, 910-916 (2012) [cover article]. 

Chremos, A., P.M. Chaikin, R.A. Register, and A.Z. Panagiotopoulos, "Sphere-to-Cylinder Transitions in Thin Films of Diblock Copolymers Under Shear: The Role of Wetting Layers", Macromolecules, 45, 4406-4415 (2012); correction, 46, 1686 (2013).

Ozbas, B., S. Toki, B.S. Hsiao, B. Chu, R.A. Register, I.A. Aksay, R.K. Prud’homme, and D.H. Adamson, "Strain-Induced Crystallization and Mechanical Properties of Functionalized Grapheme Sheet-Filled Natural Rubber", J. Polym. Sci. Part B Polym. Phys., 50, 718-723 (2012).

Register, R.A., "Materials Science: Continuity Through Dispersity", Nature, 483, 167-168 (2012).

Chremos, A., P.M. Chaikin, R.A. Register, and A.Z. Panagiotopoulos, "Shear-Induced Alignment of Lamellae in Thin Films of Diblock Copolymers", Soft Matter, 8, 3803-3811 (2012).

Pujari, S., M.A. Keaton, P.M. Chaikin, and R.A. Register, "Alignment of Perpendicular Lamellae in Block Copolymer Thin Films by Shearing", Soft Matter, 8, 5358-5363 (2012).

Li, S., S.B. Myers and R.A. Register, "Solid-State Structure and Crystallization in Double-Crystalline Diblock Copolymers of Linear Polyethylene and Hydrogenated Polynorbornene", Macromolecules, 44, 8835-8844 (2011) [cover article].

Torres, J.M., C. Wang, E.B. Coughlin, J.P. Bishop, R.A. Register, R.A. Riggleman, C.M. Stafford, and  B.D. Vogt, "Influence of Chain Stiffness on Thermal and Mechanical Properties of Polymer Thin Films", Macromolecules, 44, 9040-9045 (2011).

Tom, J.W., A.Z. Panagiotopoulos, and R.A. Register, "Pablo Debenedetti of Princeton University", Chem. Eng. Educ., 45, 158-164 (2011).

Beckingham, B.S. and R.A. Register, "Synthesis and Phase Behavior of Block-Random Copolymers of Styrene and Hydrogenated Isoprene", Macromolecules, 44, 4313-4319 (2011).

Bishop, J.P. and R.A. Register, "The Crystal-Crystal Transition in Hydrogenated Ring-Opened Polynorbornenes: Tacticity, Crystal Thickening, and Alignment", J. Polym. Sci. B: Polym. Phys., 49, 68–79 (2010).

Wakabayashi, K. and R.A. Register, "Phase Behavior of Magnesium Stearate Blended with Polyethylene Ionomers", I&EC Research, 49, 11906-11913 (2010) [invited for Special Issue Honoring Donald R. Paul].

Papalia, J.M., A.P. Marencic, D.H. Adamson, P.M. Chaikin, and R.A. Register, "Thin Films of Block CopolymerHomopolymer Blends with a Continuously Tunable Density of Spherical Microdomains", Macromolecules, 43, 6946-6949 (2010).

Park, H.E., J.M. Dealy, G.R. Marchand, J. Wang, S. Li, and R.A. Register, "Rheology and Structure of Molten, Olefin Multiblock Copolymers", Macromolecules, 43, 6789-6799 (2010). 

Bishop, J.P. and R.A. Register, "Cis/Trans Gradients in Living Ring-Opening Metathesis Polymerization", Polymer, 51, 4121-4126 (2010).

Lawrence, N.T., J.M. Kehoe, D.B. Hoffman, C. Marks, J.M. Yarbrough, G.M. Atkinson, R.A. Register, M.J. Fasolka, and M.L. Trawick, "Combinatorial Mapping of Substrate Step Edge Effects on Diblock Copolymer Thin Film Morphology and Orientation", Macromol. Rapid. Commun., 31, 1003-1009 (2010).

Bishop, J.P. and R.A. Register, "Thermoplastic Elastomers with Composite Crystalline-Glassy Hard Domains and Single-Phase Melts", Macromolecules, 43, 4954-4960 (2010).

Li, S., R.A. Register, B.G. Landes, P.D. Hustad, and J.D. Weinhold, "Crystallization in Ordered Polydisperse Polyolefin Diblock Copolymers", Macromolecules, 43, 4761-4770 (2010).

Papalia, J.M., D.H. Adamson, P.M. Chaikin, and R.A. Register, "Silicon Nanowire Polarizers for Far Ultraviolet (sub-200 nm) Applications: Modeling and Fabrication", J. Appl. Phys.107, 084305 (2010).

Marencic, A.P. and R.A. Register, "Controlling Order in Block Copolymer Thin Films for Nanopatterning Applications", Ann. Rev. Chem. Biomol. Eng.1, 277-297 (2010).

Marencic, A.P., D.H. Adamson, P.M. Chaikin, and R.A. Register, "Shear Alignment and Realignment of Sphere-Forming and Cylinder-Forming Block Copolymer Thin Films", Phys. Rev. E81, 011503 (2010).

Myers, S.B. and R.A. Register, "Crystallization of Defect-Free Polyethylene within Block Copolymer Mesophases", Macromolecules43, 393-401 (2010).

Quinn, J.D. and R.A. Register, "Microphase Separation in Block-Random Copolymers of Styrene, 4-Acetoxystyrene, and 4-Hydroxystyrene", J. Polym. Sci. B: Polym. Phys., 47, 2106-2113 (2009).

Waller, J.H., D.G. Bucknall, R.A. Register, H.W. Beckham, J. Leisen, and K. Campbell, "C60 Fullerene Inclusions in Low-Molecular-Weight PS-PDMS Diblock Copolymers", Polymer50, 4199-4204 (2009).

Myers, S.B. and R.A. Register, "Extensibility and Recovery in a Crystalline-Rubbery-Crystalline Triblock Copolymer", Macromolecules42, 6665-6670 (2009).

Scogna, R.C. and R.A. Register, "Plastic Deformation in Ethylene/Methacrylic Acid Copolymers and Ionomers", J. Polym. Sci. B: Polym. Phys., 47, 1588-1598 (2009).

Hong, Y.-R., D.H. Adamson, P.M. Chaikin, and R.A. Register, "Shear-induced Sphere-to-cylinder Transition in Diblock Copolymer Thin Films", Soft Matter5, 1687-1691 (2009).

Scogna, R.C. and R.A. Register, "Yielding in Ethylene-Methacrylic Acid Ionomers", Polymer50, 585-590 (2009).

Myers, S.B. and R.A. Register, "Crystalline-Crystalline Diblock Copolymers of Linear Polyethylene and Hydrogenated Polynorbornene", Macromolecules41, 6773-6779 (2008).

Myers, S.B. and R.A. Register, "Block Copolymers Synthesized by ROMP-to-Anionic Polymerization Transformation", Macromolecules41, 5283-5288 (2008).

Quinn, J.D. and R.A. Register, "Nitroxide-Mediated Radical Polymerization of N-ethyl-2-vinylcarbazole", Polym. Adv. Technol.19, 556-559 (2008) [Special Issue for Founding Editor Menachem Lewin’s 90th Birthday].

Bishop, J.P. and R.A. Register, "Poly(phenylethylnorbornene)s and their Hydrogenated Derivatives", Macromol. Rapid Commun.29, 713-718 (2008).

Scogna, R.C., R.A. Register, "Rate-Dependence of Yielding in Ethylene-Methacrylic Acid Copolymers", Polymer, 49, 992-998 (2008).

Myers, S.B. , R.A. Register, "Synthesis of Narrow-Distribution Polycyclopentene Using a Ruthenium Ring-Opening Metathesis Initiator", Polymer, 49, 877-882 (2008).

Hong, Y.-R., K. Asakawa, D.H. Adamson, P.M. Chaikin, R.A. Register, "Silicon Nanowire Grid Polarizer for Very Deep Ultraviolet Fabricated from a Shear-Aligned Diblock Copolymer Template", Opt. Lett., 32, 3125-3127 (2007); also in Virtual J. Nanoscale Sci. Tech., 16(22), (November 26, 2007).

Vedrine, J., Y.-R. Hong, A.P. Marencic, R.A. Register, D.H. Adamson, P.M. Chaikin, "Large-area Ordered Hexagonal Arrays of Nanoscale Holes or Dots from Block Copolymer Templates", Appl. Phys. Lett., 91, 143110 (2007); also in Virtual J. Nanoscale Sci. Tech.16(16), (October 15, 2007).

Marencic, A.P., M.W. Wu, R.A. Register, P.M. Chaikin, "Orientational Order in Sphere-Forming Block Copolymer Thin Films Aligned under Shear", Macromolecules40, 7299-7305 (2007).

Angelescu, D.E., J.H. Waller, D.H. Adamson, R.A. Register, P.M. Chaikin, "Enhanced Order of Block Copolymer Cylinders in Single-Layer Films Using a Sweeping Solidification Front", Adv. Mater.19, 2687-2690 (2007).

Register, R.A., D.E. Angelescu, V. Pelletier, K. Asakawa, MW. Wu, D.H. Adamson, and P.M. Chaikin, "Shear-Aligned Block Copolymer Thin Films as Nanofabrication Templates", J. Photopol. Sci. Technol.20, 493-498 (2007).

Janout, V., S.B. Myers, R.A. Register, and S.L. Regen, "Self-Cleaning Resins", J. Am. Chem. Soc.129, 5756-5759 (2007).

Yee-Chan, C.K., R.C. Scogna, and R.A. Register, "Elevation of the Glass Transition Temperature in Flexible-Chain Semicrystalline Polymers", J. Polym. Sci. B:  Polym. Phys., 45, 1198-1204 (2007).

Pelletier, V., D.H. Adamson, R.A. Register, and P.M. Chaikin, "Writing Mesoscale Patterns in Block Copolymer Thin Films through Channel Flow of a Nonsolvent Fluid", Appl. Phys. Lett.90, 163105 (2007).

Wu,  M.W., R.A. Register, and P.M. Chaikin, "Shear Alignment of Sphere-Morphology Block Copolymer Thin Films with Viscous Fluid Flow", Phys. Rev. E, 74, 040801R (2006).

Xu, X., R.A. Register, and S.R. Forrest, "Mechanisms for Current Induced Conductivity Changes in a Conducting Polymer", Appl. Phys. Lett.89, 142109 (2006).

Pelletier, V., K. Asakawa, M.W. Wu, D.H. Adamson, R.A. Register, and P.M. Chaikin, "Aluminum Nanowire Polarizing Grids: Fabrication and Analysis", Appl. Phys. Lett.88, 211114 (2006); also in Virtual J. Nanoscale Sci. Tech.,13(23), (June 12, 2006).

Wakabayashi, K. and R.A. Register, "Ethylene/(Meth)Acrylic Acid Ionomers Plasticized and Reinforced by Metal Soaps", Polymer47, 2874-2883 (2006).

Wakabayashi, K. and R.A. Register, "Morphological Origin of the Multistep Relaxation Behavior in Semicrystalline Ethylene/Methacrylic Acid Ionomers", Macromolecules, 39, 1079-1086 (2006).

Hobbs, J.K. and R.A. Register, "Imaging Block Copolymer Crystallization in Real Time with the Atomic Force Microscope", Macromolecules39, 703-710 (2006).

Hatjopoulos, J.D. and R.A. Register, "Synthesis and Properties of Well-Defined Elastomeric Poly(alkylnorbornene)s and Their Hydrogenated Derivatives", Macromolecules, 38, 10320-10322 (2005).

Li, Y., Y.-L. Loo, R.A. Register, and P.F. Green, "Influence of Interfacial Constraints on the Morphology of Asymmetric Crystalline-Amorphous Diblock Copolymer Films", Macromolecules, 38, 7745-7753 (2005).

Wakabayashi, K. and R.A. Register, "Micromechanical Interpretation of the Modulus of Ethylene-(Meth)Acrylic Acid Copolymers", Polymer46, 8838-8845 (2005). [John D. Hoffman Memorial Issue]

Lai, C.J., Y.-L. Loo, R.A. Register, and D.H. Adamson, "Dynamics of a Thermoreversible Transition Between Cylindrical and Hexagonally-Perforated Lamellar Mesophases", Macromolecules38, 7098-7104 (2005).

Angelescu, D.E., J.H. Waller, R.A. Register, and P.M. Chaikin, "Shear-Induced Alignment in Thin Films of Spherical Nanodomains", Adv. Mater.17, 1878-1881 (2005).

Angelescu, D.E., C.K. Harrison, M.L. Trawick, R.A. Register, and P.M. Chaikin, "Two-Dimensional Melting Transition Observed in a Block Copolymer", Phys. Rev. Lett., 95, 025702 (2005).

Vega, D.A., C.K. Harrison, D.E. Angelescu, M.L. Trawick, D.A. Huse, P.M. Chaikin, and R.A. Register, "Ordering Mechanisms in Two-Dimensional Sphere-Forming Block Copolymers", Phys. Rev. E71, 061803 (2005).

Loo, Y.-L., K. Wakabayashi, Y.E. Huang, R.A. Register, and B.S. Hsiao, "Thin Crystal Melting Produces the Low-Temperature Endotherm in Ethylene/Methacrylic Acid Ionomers", Polymer, 46, 5118-5124 (2005).

Loo, Y.-L., R.A. Register, D.H. Adamson, and A.J. Ryan, "A Highly Regular Hexagonally Perforated Lamellar Structure in a Quiescent Diblock Copolymer", Macromolecules38, 4947-4949 (2005).

Lee, L.-B.W. and R.A. Register, "Hydrogenated Ring-Opened Polynorbornene:  A Highly Crystalline Atactic Polymer", Macromolecules38, 1216-1222 (2005).

Lee, L.-B.W., R.A. Register, and D.M. Dean, "Tear Anisotropy in Films Blown from Polyethylenes of Different Macromolecular Architectures", J. Polym. Sci. B:  Polym. Phys.43, 413-420 (2005).

Lee, L.-B.W., R.A. Register, and D.M. Dean, "Origin of Directional Tear in Blown Films of Ethylene/Methacrylic Acid Copolymers and Ionomers", J. Polym. Sci. B:  Polym. Phys.43, 97-106 (2005).

Tierney, N.K., S.T. Trzaska, and R.A. Register, "Matched Random Ionomers:  Carboxylate vs. Sulfonate", Macromolecules37, 10205-10207 (2004).

Graves-Abe, T., F. Pschenitzka, H.Z. Jin, B. Bollman, J.C. Sturm, and R.A. Register, "Solvent-Enhanced Dye Diffusion in Polymer Thin Films for Polymer Light-Emitting Diode Application", J. Appl. Phys.96, 7154-7163 (2004).

Angelescu, D.E., J.H. Waller, D.H. Adamson, P. Deshpande, S.Y. Chou, R.A. Register, and P.M. Chaikin, "Macroscopic Orientation of Block Copolymer Cylinders in Single-Layer Films by Shearing", Adv. Mater.16, 1736-1740 (2004) [cover article].

Lee, L.-B.W. and R.A. Register, "Equilibrium Control of Crystal Thickness and Melting Point through Block Copolymerization", Macromolecules37, 7278-7284 (2004).

Lee, L.-B.W. and R.A. Register, "Acyclic Metathesis During Ring-Opening Metathesis Polymerization of Cyclopentene", Polymer45, 6479-6485 (2004).

Harrison, C., D.E. Angelescu, M. Trawick, Z. Cheng, D.A. Huse, P.M. Chaikin, D.A. Vega, J.M. Sebastian, R.A. Register, and D.H. Adamson, "Pattern Coarsening in a 2D Hexagonal System", Europhys. Lett., 67, 800-806 (2004).

Melinte , S., M. Berciu, C. Zhou, E. Tutuc, S.J. Papadakis, C. Harrison, E.P. De Poortere, M. Wu, P.M. Chaikin, M. Shayegan, R.N. Bhatt, and R.A. Register, "Laterally Modulated 2D Electron System in the Extreme Quantum Limit", Phys. Rev. Lett.92, 036802 (2004).

Angelescu, D.E., C.K. Harrison, M.L. Trawick, P.M. Chaikin, R.A. Register, and D.H. Adamson, "Orientation Imaging Microscopy in Two-Dimensional Crystals Via Undersampled Microscopy", Appl. Phys. A, 78, 387-392 (2004).

Register, R.A., "News and Views, Materials Science: On the Straight and Narrow", Nature, 424, 378-379 (2003).

Trawick , M.L., D.E. Angelescu, P.M. Chaikin, M.J. Valenti, and R.A. Register, "A Replaceable, Low Thermal Mass Hot Stage for Scanning Probe Microscopy", Rev. SciInstrum.74, 1390-1392 (2003).

Trawick , M.L., M. Megens, C. Harrison, D.E. Angelescu, D.A. Vega, P.M. Chaikin, R.A. Register, and D.H. Adamson, "Correction for Piezoelectric Creep in Scanning Probe Microscopy Images Using Polynomial Mapping", Scanning25, 25-33 (2003).

Tierney, N.K. and R.A. Register, "Synthesis and Melt Dynamics of Model Sulfonated Ionomers", Macromolecules, 36, 1170-1177 (2003).

Jiang, X., A.K.-Y. Jen, G.D. Phelan, D. Huang, T.M. Londergan, L.R. Dalton, and R.A. Register, "Efficient Emission from a Europium Complex Containing Dendron-Substituted Diketone Ligands", Thin Solid Films, 416, 212-217 (2002).

Tierney, N.K. and R.A. Register, "Rapid Method to Measure Diffusion of Paramagnetic Species:    Mn2+ in Poly(ethylene-co-methacrylic acid) Ionomers", J. Mater. Res., 17, 2736-2743 (2002).

Bendejacq, D., V. Ponsinet, M. Joanicot, Y.-L. Loo, and R.A. Register, "Well-Ordered Microdomain Structures in Polydisperse Polystyrene-Poly(acrylic acid) Diblock Copolymers from Controlled Radical Polymerization", Macromolecules, 35, 6645-6649 (2002).

Harrison, C., Z. Cheng, S. Sethuraman, D.A. Huse, P.M. Chaikin, D.A. Vega, J.M. Sebastian, R.A. Register, and D.H. Adamson, "Dynamics of Pattern Coarsening in a Two-Dimensional Smectic System", Phys. Rev. E, 66, 011706 (2002).

Tierney, N.K. and R.A. Register, "The Role of Excess Acid Groups in the Dynamics of Ethylene-Methacrylic Acid Ionomer Melts", Macromolecules35, 6284-6290 (2002).

Sebastian, J.M., W.W. Graessley, and R.A. Register, "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).

Jiang, X., R.A. Register, K.A. Killeen, M.E. Thompson, F. Pschenitzka, T.R. Hebner, and J.C. Sturm, "Effect of Carbazole-Oxadiazole Excited-State Complexes on the Efficiency of Dye-Doped Light-Emitting Diodes", J. Appl. Phys.,91, 6717-6724 (2002).

Lai, C., W.B. Russel, and R.A. Register, "Scaling of Domain Spacing in Concentrated Solutions of Block Copolymers in Selective Solvents", Macromolecules35, 4044-4049 (2002).

Register, R.A., "In Memoriam—Bryce Maxwell", Polym. Eng. Sci., 42, 663-664 (2002).

Sebastian, J.M., C. Lai, W.W. Graessley, and R.A. Register, "Steady-Shear Rheology of Block Copolymer Melts and Concentrated Solutions: Disordering Stress in Body-Centered-Cubic Systems", Macromolecules35, 2707-2713 (2002).

Sebastian, J.M., C. Lai, W.W. Graessley, and R.A. Register, "Steady-Shear Rheology of Block Copolymer Melts: Zero-Shear Viscosity and Shear-Disordering in Body-Centered-Cubic Systems", Macromolecules35, 2700-2706 (2002).

Loo, Y.-L., R.A. Register, and A.J. Ryan, "Modes of Crystallization in Block Copolymer Microdomains: Breakout, Templated, and Confined", Macromolecules, 35, 2365-2374 (2002).

Tierney, N.K. and R.A. Register, "Ion-Hopping in Ethylene-Methacrylic Acid Ionomer Melts as Probed by Rheometry and Cation Diffusion Measurements", Macromolecules35, 2358-2364 (2002).

Notestein, J.M., L.-B.W. Lee, and R.A. Register, "Well-Defined Diblock Copolymers via Termination of Living ROMP with Anionically-Polymerized Macromolecular Aldehydes", Macromolecules , 35, 1985-1987 (2002).

Lai, C., W.B. Russel, and R.A. Register, "Phase Behavior of Styrene-Isoprene Diblock Copolymers in Strongly Selective Solvents", Macromolecules35, 841-849 (2002).

Vega, D.A.. J.M. Sebastian, W.B. Russel, and R.A. Register, "Viscoelastic Properties of Entangled Star Polymer Melts: Comparison of Theory and Experiment", Macromolecules35, 169-177 (2002).

Loo , Y.-L., R.A. Register, A.J. Ryan, and G.T. Dee, "Polymer Crystallization Confined in One, Two, or Three Dimensions", Macromolecules34, 8968-8977 (2001).

Sebastian, J.M. and R.A. Register, "Block Copolymer Molecular Weight Determination via Gel Permeation Chromatography: Choosing a Combining Rule", J. ApplPolymSci.82, 2056-2069 (2001).

Vega, D.A., J.M. Sebastian, Y.-L. Loo, and R.A. Register, "Phase Behavior and Viscoelastic Properties of Entangled Block Copolymer Gels", J. Polym. Sci. B: Polym. Phys., 39, 2183-2197 (2001).

Park, M., P.M. Chaikin, R.A. Register, and D.H. Adamson, "Large Area Dense Nanoscale Patterning of Arbitrary Surfaces", Appl. Phys. Lett.79, 257-259 (2001).

Trzaska, S.T., L.-B.W. Lee, and R.A. Register, "Synthesis of Narrow-Distribution ‘Perfect’ Polyethylene and its Block Copolymers by Polymerization of Cyclopentene", Macromolecules, 33, 9215-9221(2000).

Harrison, C., D.H. Adamson, Z. Cheng, J.M. Sebastian, S. Sethuraman, D.A. Huse, R.A. Register, and P.M. Chaikin, "Mechanisms of Ordering in Striped Patterns", Science290, 1558-1560 (2000).

Loo, Y.-L., R.A. Register, and D.H. Adamson, "Polyethylene Crystal Orientation Induced by Block Copolymer Cylinders", Macromolecules33, 8361-8366 (2000).

Loo, Y.-L., R.A. Register, and D.H. Adamson, "Direct Imaging of Polyethylene Crystallites within Block Copolymer Microdomains", J. Polym. Sci. B: PolymPhys., 38, 2564-2570 (2000).

Jiang, X., R.A. Register, K.A. Killeen, M.E. Thompson, F. Pschenitzka, and J.C. Sturm, "Statistical Copolymers with Side-Chain Hole and Electron Transport Groups for Single-Layer Electroluminescent Device Applications", Chem. Mater.12, 2542-2549 (2000).

Lai, C., W.B. Russel, R.A. Register, G.R. Marchand, and D.H. Adamson, "Phase Behavior of Styrene-Isoprene Diblock Derivatives with Varying Conformational Asymmetry", Macromolecules33, 3461-3466 (2000).

Loo, Y.-L., R.A. Register, and A.J. Ryan, "Polymer Crystallization in 25 nm Spheres", Phys. Rev. Lett., 84, 4120-4123 (2000).

Li, R.R., P.D. Dapkus, M.E. Thompson, W.G. Jeong, C. Harrison, P.M.Chaikin, R.A. Register, and D.H. Adamson, "Dense Arrays of Ordered GaAs Nanostructures by Selective Area Growth on Substrates Patterned by Block Copolymer Lithography", Appl. Phys. Lett.76, 1689-1691 (2000).

Harrison, C., P.M. Chaikin, D. Huse, R.A. Register, D.H. Adamson, A. Daniel, E. Huang, P. Mansky, T.P. Russell, C.J. Hawker, D.A. Egolf, I.V. Melnikov, and E. Bodenschatz, "Reducing Substrate Pinning of Block CopolymerMicrodomains with a Buffer Layer of Polymer Brushes", Macromolecules33, 857-865 (2000).

Huang, E., P. Mansky, T.P. Russell, C. Harrison, P.M. Chaikin, R.A. Register, C.J. Hawker, and J. Mays, "Mixed Lamellar Films: Evolution, Commensurability Effects, and Preferential Defect Formation", Macromolecules33, 80-88 (2000).

Dean, D.M., A.A. Marchione, L. Rebenfeld, and R.A. Register, "Flexural Properties of Fiber-Reinforced Polypropylene Composites With and Without a Transcrystalline Layer", Polym. Adv. Technol.10, 655-668 (1999).

Grady, B.P., J.A. Floyd, W.B. Genetti, P. Vanhoorne, and R.A. Register, "X-ray Absorption Spectroscopy Studies of Zinc-Neutralized Ethylene-Methacrylic Acid Ionomers", Polymer40, 283-288 (1999).

Dean, D.M., L. Rebenfeld, R.A. Register, and B.S. Hsiao, "Matrix Molecular Orientation in Fiber-Reinforced Polypropylene Composites", J. Mater. Sci. , 33, 4797-4812 (1998).

Reichart, G.C., W.W. Graessley, R.A. Register, and D.J. Lohse, "Thermodynamics of Mixing for Statistical Copolymers of Ethylene and  alpha-Olefins", Macromolecules31, 7886-7894 (1998).

Huang, E., T.P. Russell, C. Harrison, P.M. Chaikin, R.A. Register, C.J. Hawker, and J. Mays, "Using Surface Active Random Copolymers to Control the Domain Orientation in Diblock Copolymer Thin Films", Macromolecules31, 7641-7650 (1998).

Dean, D.M., and R.A. Register, "Oriented gamma-Isotactic Polypropylene Crystallized at Atmospheric Pressure", J. PolymSci. B: PolymPhys., 36, 2821-2827 (1998).

Quiram, D.J., R.A. Register, G.R. Marchand, and D.H. Adamson, "Chain Orientation in Block Copolymers Exhibiting Cylindrically Confined Crystallization", Macromolecules31, 4891-4898 (1998).

Jack, K.S., J. Wang, A. Natansohn, and R.A. Register, "Characterization of the Microdomain Structure in Polystyrene-Polyisoprene Block Copolymers by 1H Spin Diffusion and Small-Angle X-Ray Scattering Methods", Macromolecules, 31, 3282-3291 (1998).

Harrison, C., M. Park, P.M. Chaikin, R.A. Register, and D.H. Adamson, "Lithography with a Mask of Block Copolymer Microstructures", J. Vacuum SciTechnol. B16, 544-552 (1998).

Harrison, C., M. Park, P.M. Chaikin, R.A. Register, D.H. Adamson, and N. Yao, "Layer by Layer Imaging of Diblock Copolymer Films with a Scanning Electron Microscope", Polymer39, 2733-2744 (1998).

Harrison, C., M. Park, P. Chaikin, R.A. Register, D.H. Adamson, and N. Yao, "Depth Profiling Block Copolymer Microstructures", Macromolecules31, 2185-2189 (1998).

Quiram, D.J., R.A. Register, and A.J. Ryan, "Crystallization and Ionic Associations in Semicrystalline Ionomers", Macromolecules, 31, 1432-1435 (1998).

Kalika, D.S., D.G. Gibson, D.J. Quiram, and R.A. Register, "Relationship Between Morphology and Glass Transition Temperature in Solvent-Crystallized Poly(aryl ether ketones)", J. PolymSci. B: PolymPhys., 36, 65-75 (1998).

Adams, J.L., D.J. Quiram, W.W. Graessley, R.A. Register, and G.R. Marchand, "Interaction Strengths in Styrene-Diene Block Copolymers and their Hydrogenated Derivatives", Macromolecules31, 201-204 (1998).

Quiram, D.J., R.A. Register, G.R. Marchand, and A.J. Ryan, "Dynamics of Structure Formation and Crystallization in Asymmetric Diblock Copolymers", Macromolecules30, 8338-8343 (1997).

Quiram, D.J., R.A. Register, and G.R. Marchand, "Crystallization of Asymmetric Diblock Copolymers from Microphase-Separated Melts", Macromolecules30, 4551-4558 (1997).

Wu, C.-C., J.C. Sturm, R.A. Register, J. Tian, E.P. Dana, and M.E. Thompson, "Efficient Organic Electroluminescent Devices Using Single-Layer Doped Polymer Thin Films with Bipolar Carrier Transport Abilities", IEEE Trans. Elec. Dev.44, 1269-1281 (1997).

Park, M., C. Harrison, P.M. Chaikin, R.A. Register, and D.H. Adamson, "Block Copolymer Lithography: Periodic Arrays of ~1011 Holes in 1 Square Centimeter", Science, 276, 1401-1404 (1997).

Reichart, G.C., W.W. Graessley, R.A. Register, R. Krishnamoorti, and D.J. Lohse, "Measurement of Thermodynamic Interaction in Ternary Polymer Blends by Small-Angle Neutron Scattering", Macromolecules, 30, 3363-3368 (1997).

Reichart, G.C., W.W. Graessley, R.A. Register, R. Krishnamoorti, and D.J. Lohse, "Anomalous Attractive Interactions in Polypropylene Blends", Macromolecules30, 3036-3041 (1997).

Rangarajan, P., C.F. Haisch, R.A. Register, D.H. Adamson, and L.J. Fetters, "Influence of Semicrystalline Homopolymer Addition on the Morphology of Semicrystalline Diblock Copolymers", Macromolecules, 30, 494-502 (1997).

Wu, C.-C., J.C. Sturm, R.A. Register, and M.E. Thompson, "Integrated Three-Color Organic Light-Emitting Devices", Appl. Phys. Lett., 69, 3117-3119 (1996).

Bronstein, L.M., P.M. Valetsky, S.P. Solodovnikov, M.V. Seregina, and R.A. Register, "Nanodispersed Metal and Metal Oxide Particles in Polymeric Matrices from Polyacrylonitrile Precursors", Macromol. Symp., 106, 73-86 (1996).

Lee, H.H., R.A. Register, D.A. Hajduk, and S.M. Gruner, "Orientation of Triblock Copolymers in Planar Extension", Polym.  Eng.  Sci.36, 1414-1424 (1996).

Mansky, P., C. Harrison, P. Chaikin, R. Register, and N. Yao, "Nanolithographic Templates from Diblock Copolymer Thin Films", Appl. Phys. Lett., 68, 2586-2588 (1996).

Adams, J.L., D.J. Quiram, W.W. Graessley, R.A. Register, and G.R. Marchand, "Ordering Dynamics of Compositionally Asymmetric Styrene-Isoprene Block Copolymers", Macromolecules, 29, 2929-2938 (1996).

Dean, D.M., N.A. Mehl, L. Rebenfeld, and R.A. Register, “Influence of Molecular Weight on the Morphology and Crystallization Kinetics of PPS Composites”, J. Mater. Processing & ManufSci.4, 233-242 (1996).

Hajduk , D.A., S.M. Gruner, S. Erramilli, R.A. Register, and L.J. Fetters, "High Pressure Effects on the Order-Disorder Transition in Block Copolymer Melts", Macromolecules29, 1473-1481 (1996).

Ueda, M. and R.A. Register, "Crystallization-Induced Phase Separation in a Blend of Model Linear and Short-Chain Branched Polyethylenes", J. Macromol. Sci.-Phys., B35, 23-36 (1996).

Vanhoorne, P. and R.A. Register, "Low-Shear Melt Rheology of Partially-Neutralized Ethylene-Methacrylic Acid Ionomers", Macromolecules29, 598-604 (1996).

Tian, J., C.-C. Wu, T.A. Ronneberg, M.E. Thompson, J.C. Sturm, and R.A. Register, "Photophysical Properties, Self-Assembled Thin Films and Light-Emitting Diodes of Poly(p-pyridylvinylene)s and Poly(p-pyridinium vinylene)s", Chem. Mater., 7, 2190-2198 (1995).

Reichart, G.C., R.A. Register, W.W. Graessley, R. Krishnamoorti, and D.J. Lohse, "Effect of Nonuniform Deuterium Labeling on Small-Angle Neutron Scattering Results for Polymer Blends", Macromolecules, 28, 8862-8864 (1995).

Hajduk, D.A., P. Urayama, S.M. Gruner, S. Erramilli, R.A. Register, K. Brister, and L.J. Fetters, "High Pressure Effects on the Disordered Phase of Block Copolymer Melts", Macromolecules28, 7148-7156 (1995).

Bronstein, L.M., E.Sh. Mirzoeva, P.M. Valetsky, S.P. Solodovnikov, and R.A. Register, "Nanodispersed Cobalt Particles in a Thermolysed Poly(acrylonitrile) Matrix", J. Mater. Chem., 5, 1197-1201 (1995).

Rangarajan, P., R.A. Register, L.J. Fetters, W. Bras, S. Naylor, and A.J. Ryan, "Crystallization of a Weakly-Segregated Polyolefin Diblock Copolymer", Macromolecules28, 4932-4938 (1995).

Taylor-Smith, R.E. and R.A. Register, "Modelling Intercomponent Mixing Effects in Rubber-Modified Glassy Polymers", J. ApplPolym. Sci. , 57, 105-112 (1995).

Caballero, K.P., S.F. Karel, and R.A. Register, "Biosynthesis and Characterization of Hydroxybutyrate-Hydroxycaproate Copolymers", Int. J. Biol. Macromol., 17, 86-92 (1995).

Tian, J., C.-C. Wu, M.E. Thompson, J.C. Sturm, R.A. Register, T.M. Swager, and M.J. Marsella, "Electroluminescent Properties of Self-Assembled Polymer Thin Films", Adv. Mater., 7, 395-398 (1995).

Chu, J.H., P. Rangarajan, J.L. Adams, and R.A. Register, "Morphologies of Strongly-Segregated Polystyrene-Polydimethylsiloxane Diblock Copolymers", Polymer36, 1569-1575 (1995).

Rangarajan, P., R.A. Register, D.H. Adamson, L.J. Fetters, S. Naylor, and A.J. Ryan, "Dynamics of Structure Formation in Crystallizable Block Copolymers", Macromolecules28, 1422-1428 (1995).

Wu, C.C., J.K.M. Chun, P.E. Burrows, J.C. Sturm, M.E. Thompson, S.R. Forrest, and R.A. Register, "Poly(p-phenylene vinylene)/Tris(8-hydroxy)quinoline Aluminum Heterostructure Light Emitting Diode", Appl. Phys. Lett., 66, 653-655 (1995).

Adams, J.L., W.W. Graessley, and R.A. Register, "Rheology and the Microphase Separation Transition in Styrene-Isoprene Block Copolymers", Macromolecules27, 6026-6032 (1994).

Taylor-Smith, R.E. and R.A. Register, "Characterizing Domain Mixing Effects in Hydrogen-Bond-Compatibilized Polymer Blends", J. PolymSci. B: PolymPhys., 32, 2105-2114 (1994).

Hajduk, D.A., S.M. Gruner, P. Rangarajan, R.A. Register, L.J. Fetters, C. Honeker, R. Albalak, and E.L. Thomas, "Observation of a Reversible Thermotropic Order-Order Transition in a Diblock Copolymer", Macromolecules, 27, 490-501 (1994).

Rangarajan, P., R.A. Register, and L.J. Fetters, "Morphology of Semicrystalline Block Copolymers of Ethylene-(Ethylene-alt-Propylene)", Macromolecules26, 4640-4645 (1993).

Taylor-Smith, R.E. and R.A. Register, "Probing Interdomain Mixing Effects via Specific Interactions: A Model System Approach", Macromolecules, 26, 2802-2809 (1993).

Tomita, H. and R.A. Register, "Miscibility of Polystyrene-based Ionomers with Poly(2,6-dimethyl 1,4-phenylene oxide)", Macromolecules26, 2796-2801 (1993).

Tomita, H. and R.A. Register, "Morphology of Lightly Carboxylated Polystyrene Ionomers", Macromolecules, 26, 2791-2795 (1993).

Register, R.A. and T.R. Bell, "Miscible Blends of Zinc-Neutralized Sulfonated Polystyrene and Poly(2,6-dimethyl 1,4-phenylene oxide)", J. Polym. Sci. B: Polym. Phys., 30, 569-575 (1992).