Search Results - "Maxwell, Robert S"

Synthesis of High-Surface-Area Alumina Aerogels without the Use of Alkoxide Precursors by Baumann, Theodore F, Gash, Alexander E, Chinn, Sarah C, Sawvel, April M, Maxwell, Robert S, Satcher, Joe H

“…Alumina aerogels were prepared through the addition of propylene oxide to aqueous or ethanolic solutions of hydrated aluminum salts, AlCl3·6H2O or…”
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NMR Methodologies for the Detection and Quantification of Nanostructural Defects in Silicone Networks by Rodriguez, Jennifer N, Alviso, Cynthia T, Fox, Christina A, Maxwell, Robert S, Lewicki, James P

“…We present and discuss a sensitive spectroscopic means of detecting and quantifying network defects within a series of polysiloxane elastomers through a novel…”
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Transformation of meta-stable calcium silicate hydrates to tobermorite: reaction kinetics and molecular structure from XRD and NMR spectroscopy by Houston, Jacqueline R, Maxwell, Robert S, Carroll, Susan A

“…Understanding the integrity of well-bore systems that are lined with Portland-based cements is critical to the successful storage of sequestered CO 2 in gas…”
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Author Correction: Moisture outgassing from siloxane elastomers containing surface-treated-silica fillers by Sharma, Hom N., Lenhardt, Jeremy M., Loui, Albert, Allen, Patrick G., McLean, William, Maxwell, Robert S., Dinh, Long N.

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Probing the Surface Structure of Divalent Transition Metals Using Surface Specific Solid-State NMR Spectroscopy by Mason, Harris E, Harley, Stephen J, Maxwell, Robert S, Carroll, Susan A

“…Environmental and geochemical systems containing paramagnetic species could benefit by using nuclear magnetic resonance (NMR) spectroscopy due to the…”
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Three-Dimensional Printing of Elastomeric, Cellular Architectures with Negative Stiffness by Duoss, Eric B., Weisgraber, Todd H., Hearon, Keith, Zhu, Cheng, Small IV, Ward, Metz, Thomas R., Vericella, John J., Barth, Holly D., Kuntz, Joshua D., Maxwell, Robert S., Spadaccini, Christopher M., Wilson, Thomas S.

“…Three‐dimensional printing of viscoelastic inks to create porous, elastomeric architectures with mechanical properties governed by the ordered arrangement of…”
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Electronic characterization of lithographically patterned microcoils for high sensitivity NMR detection by Demas, Vasiliki, Bernhardt, Anthony, Malba, Vince, Adams, Kristl L., Evans, Lee, Harvey, Christopher, Maxwell, Robert S., Herberg, Julie L.

“…Nuclear magnetic resonance (NMR) offers a non-destructive, powerful, structure-specific analytical method for the identification of chemical and biological…”
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Thermodynamic Study on Dynamic Water Vapor Sorption in Sylgard-184 by Harley, Stephen J, Glascoe, Elizabeth A, Maxwell, Robert S

“…The dynamic and equilibrium water vapor sorption properties of Sylgard-184, a commercially available poly(dimethylsiloxane) elastomer (PDMS), were determined…”
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Spectroscopic Signatures of MQ-Resins in Silicone Elastomers by Sawvel, April M, Crowhurst, Jonathan C, Mason, Harris E, Oakdale, James S, Ruelas, Samantha, Eshelman, Hannah V, Maxwell, Robert S

“…Polysiloxane elastomers have a large application space due to their versatile cross-linking chemistry and highly tunable physical and mechanical properties…”
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A Methodology for the Indirect Determination and Spatial Resolution of Shear Modulus of PDMS−Silica Elastomers by Mayer, Brian P, Reimer, Jeffrey A, Maxwell, Robert S

“…A methodology is described that allows for the spatial resolution of shear modulus in silica-filled PDMS elastomers via 1H relaxation measurements and…”
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Phase Change-Driven Negative Activation Energies in Pd/Carbon-Based/Organic Getter Hydrogenation Reactions by Dinh, Long N, Sharma, Hom N, Matt, Sarah M, McLean, William, Maxwell, Robert S

“…The hydrogenation of 1,4-diphenylbutadiyne (DPB) blended with carbon-supported Pd (DPB–Pd/C) in the form of pellets was investigated by isothermal–isobaric…”
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General H2O Outgassing Model Applicable to Silica-Filled Silicones by Sharma, Hom N, Dinh, Long N, Leckey, J. H, Maxwell, Robert S, McLean, William

“…Moisture-induced aging and degradation are continuing concerns in long-term storage and use of silicone materials. The silica fillers frequently used to…”
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Effects of filler-polymer interactions on cold-crystallization kinetics in crosslinked, silica-filled polydimethylsiloxane/polydiphenylsiloxane copolymer melts by Chien, Allen, Maxwell, Robert S., DeTeresa, Steve, Thompson, Lisa, Cohenour, Rebecca, Balazs, Bryan

“…Crystallization in a series of variable crosslink density poly(dimethyl‐diphenyl)siloxanes random block copolymers reinforced through a mixture of precipitated…”
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Characterization of local deformation in filled-silicone elastomers subject to high strain – NMR MOUSE and Magnetic Resonance Imaging as a diagnostic tool for detection of inhomogeneities by Herberg, Julie L., Chinn, Sarah C., Sawvel, April M., Gjersing, Erica, Maxwell, Robert S.

“…Magnetic Resonance Imaging (MRI) and unilateral Nuclear Magnetic Resonance (NMR) relaxometry with the NMR MOUSE (MObile Universal Surface Explorer) have been…”
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The stability of poly( m-carborane-siloxane) elastomers exposed to heat and gamma radiation by Patel, Mogon, Swain, Anthony C., Cunningham, Jenny L., Maxwell, Robert S., Chinn, Sarah C.

“…Poly( m-carboranyl-siloxane) elastomers containing a mixture of di-methyl- and methylphenyl-silyl units were synthesised using the ferric chloride catalysed…”
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Hydrogen Uptake Kinetics of 1,4-Bis(phenylethynyl)benzene (DEB) Rubberized Coating on Silicone Foam Substrate by Sangalang, Elizabeth A, Sharma, Hom N, Saw, Cheng K, Gollott, Rory, Matt, Sarah M, Wilson, Thomas S, McLean, William, Maxwell, Robert S, Dinh, Long N

“…The hydrogen uptake kinetics of 1,4-bis­(phenylethynyl)­benzene, or DEB, mixed with palladium (Pd) on activated carbon in a rubber matrix coating on top of a…”
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A mechanical reduced order model for elastomeric 3D printed architectures by Weisgraber, Todd H., Metz, Thomas, Spadaccini, Christopher M., Duoss, Eric B., Small, Ward, Lenhardt, Jeremy M., Maxwell, Robert S., Wilson, Thomas S.

“…Direct ink writing of silicone elastomers enables printing with precise control of porosity and mechanical properties of ordered cellular solids, suitable for…”
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Ultrafast shock compression of PDMS‐based polymers by Armstrong, Michael R., Grivickas, Paulius V., Sawvel, April M., Lewicki, James P., Crowhurst, Jonathan C., Zaug, Joseph M., Radousky, Harry B., Stavrou, Elissaios, Alviso, Cynthia T., Hamilton, Julie, Maxwell, Robert S.

“…ABSTRACT The shock response of polymers is important for a number of commercial and defense‐related applications, but it is difficult to obtain empirical shock…”
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Degradative and morphological characterization of POSS modified nanohybrid polyurethane elastomers by Lewicki, James P., Pielichowski, Krzysztof, Jancia, Małgorzata, Hebda, Edyta, Albo, Rebecca L.F., Maxwell, Robert S.

“…Reported here is the synthesis and thermal characterization of a series of polyhedral oligomeric silsesquioxane (POSS) modified polyurethane elastomers. A…”
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Advances in Modeling Sorption and Diffusion of Moisture in Porous Reactive Materials by Harley, Stephen J., Glascoe, Elizabeth A., Lewicki, James P., Maxwell, Robert S.

“…Water‐vapor‐uptake experiments were performed on a silica‐filled poly(dimethylsiloxane) (PDMS) network and modeled by using two different approaches. The data…”
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