Search Results - "Fetters, L .J."

Connection between Polymer Molecular Weight, Density, Chain Dimensions, and Melt Viscoelastic Properties by Fetters, L. J, Lohse, D. J, Richter, D, Witten, T. A, Zirkel, A

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Microstructure and morphology of self‐assembling multiblock poly(ethylene‐1‐butene)‐n copolymers in solution studied by wide‐Q small‐angle neutron scattering and microscopy by Radulescu, A, Schwahn, D, Stellbrink, J, Monkenbusch, M, Fetters, L.J, Richter, D

“…Multiblock ethylene‐1‐butene copolymers (PEB‐n) with graded ethylene content (where n is the number of ethyl branches per 100 backbone carbons) represent…”
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Additive-Driven Phase-Selective Chemistry in Block Copolymer Thin Films: The Convergence of Top-Down and Bottom-Up Approaches by Du, P., Li, M., Douki, K., Li, X., Garcia, C. B. W., Jain, A., Smilgies, D.-M., Fetters, L. J., Gruner, S. M., Wiesner, U., Ober, C. K.

“…Several strategies are demonstrated for the use of additive‐driven chemistries that take place in only one type of the nanosized domains of all‐organic and…”
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Methyl Group Dynamics in Glassy Polyisoprene: A Neutron Backscattering Investigation by Frick, B, Fetters, L. J

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Quasielastic Neutron Scattering Study on the Effect of Blending on the Dynamics of Head-to-Head Poly(propylene) and Poly(ethylene−propylene) by Pérez Aparicio, R., Arbe, A., Colmenero, J., Frick, B., Willner, L., Richter, D., Fetters, L. J.

“…By means of quasielastic neutron scattering, we have investigated the dynamics of two polymers, head-to-head poly(propylene) (HHPP) and…”
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Well-Defined, Model Long Chain Branched Polyethylene. 2. Melt Rheological Behavior by Lohse, D. J, Milner, S. T, Fetters, L. J, Xenidou, M, Hadjichristidis, N, Mendelson, R. A, García-Franco, C. A, Lyon, M. K

“…In this paper, we examine the melt rheology of well-defined, model polymers where the long chain branching (LCB) is precisely known from the synthesis. All of…”
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Effect of Solvent Flow on a Polymer Brush:  A Neutron Reflectivity Study of the Brush Height and Chain Density Profile by Ivkov, R, Butler, P. D, Satija, S. K, Fetters, L. J

“…We present here the results of neutron and X-ray reflectivity studies on the effects of solvent flow on the height and density profile of polymer chains…”
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Co-crystallization of poly(ethylene-butene) copolymers and paraffin molecules in decane studied with small-angle neutron scattering by Radulescu, A., Schwahn, D., Richter, D., Fetters, L .J.

“…PEB‐n semicrystalline poly(ethylene–butene) random copolymers may become important in industrial applications because of their capability to modify the…”
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Thermodynamic interactions in model polyolefin blends obtained by small-angle neutron scattering by Balsara, N. P, Fetters, L. J, Hadjichristidis, N, Lohse, D. J, Han, C. C, Graessley, W. W, Krishnamoorti, R

“…The dependence of Flory--Huggins interaction parameter sub on temperature, composition, and chain length was investigated for binary blends of amorphous model…”
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Suppression of Rupture in Thin, Nonwetting Liquid Films by Yerushalmi-Rozen, Rachel, Klein, Jacob, Fetters, Lewis J.

“…Stabilization against the rupture and breakup of thin, nonwetting liquid films spread on surfaces is generally sought by modification of equilibrium…”
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Polymer Aggregates with Crystalline Cores:  The System Polyethylene−Poly(ethylenepropylene) by Richter, D, Schneiders, D, Monkenbusch, M, Willner, L, Fetters, L. J, Huang, J. S, Lin, M, Mortensen, K, Farago, B

“…We have studied the aggregation behavior of polyethylene−poly(ethylenepropylene) (PE−PEP) diblock copolymers dissolved in decane. For this purpose PE−PEP…”
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Assessing Homopolymer Distribution in ABC Triblock Copolymer/Homopolymer Blends through a Transition in Interfacial Geometry by Lescanec, R. L, Fetters, L. J, Thomas, E. L

“…Intermaterial dividing surfaces (IMDS) in strongly segregated block copolymer systems are typically of constant mean curvature (CMC). This observation largely…”
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Structural Investigation of Star Polymers in Solution by Small-Angle Neutron Scattering by Willner, L, Jucknischke, O, Richter, D, Roovers, J, Zhou, L.-L, Toporowski, P. M, Fetters, L. J, Huang, J. S, Lin, M. Y, Hadjichristidis, N

“…Using small angle neutron scattering, the authors investigated the conformation of star polymers with functionalities ranging from f = 8 to f = 128 in a good…”
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Neutron reflectivity study of the density profile of a model end-grafted polymer brush: Influence of solvent quality by Karim, A, Satija, SK, Douglas, JF, Ankner, JF, Fetters, LJ

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Transport of Probe Particles in Semidilute Polymer Solutions by Ye, X, Tong, P, Fetters, L. J

“…Dynamic light scattering and sedimentation measurements are carried out to study the motion of probe particles in neutral and adsorbing polymer solutions. By…”
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Decoupling of time scales of motion in polybutadiene close to the glass transition by RICHTER, D, ZORN, R, FARAGO, B, FRICK, B, FETTERS, L. J

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Melt Chain Dimensions of Poly(ethylene−1-butene) Copolymers via Small Angle Neutron Scattering by Fetters, L. J, Graessley, W. W, Krishnamoorti, R, Lohse, D. J

“…The radii of gyration for a series of poly(ethylene−1-butene) copolymers of varying ethyl branch content were measured as a function of temperature in the melt…”
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Morphology of semicrystalline block copolymers of ethylene-(ethylene-alt-propylene) by Rangarajan, Pratima, Register, Richard A, Fetters, Lewis J

“…The morphology of a series of ethylene--(ethylene-alt-propylene) diblock copolymers (E/EP), in which microphase separation is driven by crystallization, has…”
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A study of the linear viscoelastic properties of cyclic polystyrenes using creep and recovery measurements by McKenna, G. B, Hostetter, B. J, Hadjichristidis, N, Fetters, L. J, Plazek, D. J

“…The viscoelastic behavior of macrocyclic polystyrene fractions having molecular weights ranging from 1.9 x 10 exp 4 -3.9 x 10 exp 5 was studied. Measurements…”
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Isothermal morphology diagrams for binary blends of diblock copolymer and homopolymer by Winey, Karen I, Thomas, Edwin L, Fetters, Lewis J

“…The equilibrium morphologies observed in > 130 diblock copolymer /homopolymer blends were summarized in two new types of isothermal morphology diagrams. Blends…”
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