Search Results - "Schaefer, D. W"

Synthesis, structure, and properties of hybrid organic-inorganic composites based on polysiloxanes. I. Poly(dimethylsiloxane) elastomers containing silica by McCarthy, D. W., Mark, J. E., Schaefer, D. W.

“…Various synthetic protocols were used to prepare several classes of polysiloxane–silica filler systems. The structures of these fillers and their interactions…”
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Structure of organic aerogels. 1. Morphology and scaling by Pekala, R. W, Schaefer, D. W

“…Small-angle X-ray scattering is used to determine the structure of nanoporous organic aerogels made by the base-catalyzed polymerization of resorcinol and…”
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Synthesis, structure, and properties of hybrid organic-inorganic composites based on polysiloxanes. II. Comparisons between poly(methylphenylsiloxane) and poly(dimethylsiloxane), and between titania and silica by McCarthy, D. W., Mark, J. E., Clarson, S. J., Schaefer, D. W.

“…The work reported in the preceding article in this series is extended by consideration of polysiloxane–ceramic composites based on atactic…”
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Multilevel structure of reinforcing silica and carbon by Schaefer, D.W., Rieker, T., Agamalian, M., Lin, J.S., Fischer, D., Sukumaran, S., Chen, C., Beaucage, G., Herd, C., Ivie, J.

“…Using small‐angle x‐ray (SAXS), neutron (SANS), x‐ray diffraction and light scattering, we study the structure of colloidal silica and carbon on length scales…”
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Morphology of polyethylene-carbon black composites by Beaucage, G., Rane, S., Schaefer, D. W., Long, G., Fischer, D.

“…Carbon black is a common polymer additive that is used for reinforcement and for its ability to enhance physical properties, such as conductivity. This article…”
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Synthesis and characterization of multi-walled carbon nanotubes reinforced polyamide 6 via in situ polymerization by Zhao, Chungui, Hu, Guanjun, Justice, Ryan, Schaefer, Dale W., Zhang, Shimin, Yang, Mingshu, Han, Charles C.

“…Polyamide 6 (PA6)/carbon nanotubes (PA6/CNTs) composites have been prepared by in situ polymerization of ε-caprolactam in the presence of pristine and…”
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Fractal geometry of silica condensation polymers by SCHAEFER, D. W, KEEFER, K. D

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Symmetric, Isotopic Blends of Poly(dimethylsiloxane) by Beaucage, G, Sukumaran, S, Clarson, S. J, Kent, M. S, Schaefer, D. W

“…Neutron scattering experiments were performed on three molecular weight pairs of symmetric, isotopic blends of poly(dimethylsiloxane) (PDMS) of near-critical…”
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Nano-structured, semicrystalline polymer foams by Beaucage, G., Aubert, J. H., Lagasse, R. R., Schaefer, D. W., Rieker, T. P., Erlich, P., Stein, R. S., Kulkarni, S., Whaley, P. D.

“…Semicrystalline polymers gelled from thermally quenched semidilute solutions can, in some cases, be supercritically dried to produce nano‐structured foams of…”
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The role of hip arthroscopy in the evaluation of avascular necrosis by RUCH, David S, ANDREW KOMAN, L, SEKIYA, Jon, POPE, Thomas L, DICKSON SCHAEFER, W, POEHLING, Gary G

“…This prospective study evaluated the correlation between plain radiographs, magnetic resonance imaging (MRI), and diagnostic arthroscopy in the staging of…”
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Complications associated with traction on the hip during arthroscopy by ELSAIDI, G. A, RUCH, D. S, SCHAEFER, W. D, KUZMA, K, SMITH, B. P

“…We studied 16 hips (eight cadaver specimens) using arthrography, arthroscopy and anatomical dissection, under incremental traction of up to a maximum of 64 kg,…”
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Hierarchical morphology of carbon single-walled nanotubes during sonication in an aliphatic diamine by Brown, Janis M., Anderson, David P., Justice, Ryan S., Lafdi, Khalid, Belfor, Max, Strong, Karla L., Schaefer, Dale W.

“…Dispersion of single-walled carbon nanotubes (SWNTs) by sonication into diamine curing agents is studied as a means to improve the dispersion of SWNTs in cured…”
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Preparation and characterization of some unusually transparent poly(dimethylsiloxane) nanocomposites by Rajan, Guru S., Sur, Gil S., Mark, James E., Schaefer, Dale W., Beaucage, Gregory

“…A technique was developed for preparing poly(dimethylsiloxane) nanocomposites having unusually high transparencies as quantitatively judged by…”
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Effect of silica nanoparticles on morphology of segmented polyurethanes by Petrović, Zoran S., Cho, Young Jin, Javni, Ivan, Magonov, Sergei, Yerina, Natalia, Schaefer, Dale W., Ilavský, Jan, Waddon, Alan

“…Two series of segmented polyurethanes having soft segment concentration of 50 and 70 wt%, and different concentrations of nanometer-diameter silica were…”
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Morphology and water-barrier properties of silane films on aluminum and silicon by Pan, Guirong, Schaefer, Dale W.

“…The goal of this study is to understand the effect of the substrate on the morphology and water-barrier properties of bis-silane films. Silane films are…”
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Dynamics of Semiflexible Polymers in Solution by Schaefer, D. W, Joanny, J. F, Pincus, P

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A Small-Angle-Scattering Study of the Pore-Orientation Periodicity in Porous Polymer and Carbon Materials by Olivier, B. J, Lagasse, R. R, Schaefer, D. W, Barnes, J. D, Long, G. G

“…Absolute-intensity, small-angle X-ray scattering is used to investigate the pore structure of a carbon foam and its corresponding poly(acrylonitrile) foam…”
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Interface morphology and phase separation in polymer-dispersed liquid crystal composites by Justice, Ryan S., Schaefer, Dale W., Vaia, Richard A., Tomlin, David W., Bunning, Timothy J.

“…It is widely appreciated that electro-optic activity in polymer-dispersed liquid crystals (PDLCs) depends on separation of the polymer and liquid crystal (LC)…”
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Dynamics of weakly connected solids : silica aerogels by SCHAEFER, D. W, BRINKER, C. J, RICHTER, D, FARAGO, B, FRICK, B

“…Apply neutron spin-echo spectroscopy, we investigate low-energy vibrational excitations in a series of silica aerogels of varying connectivity. Connectivity is…”
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Light scattering from random coils dispersed in solutions of rodlike polymers by JAMIL, T, RUSSO, P. S, NEGULESCU, I, DALY, W. H, SCHAEFER, D. W, BEAUCAGE, G

“…The thermodynamics and mobility of a random-coil polymer were studied by light scattering in toluene solutions containing a rodlike polymer. The random-coil…”
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