Search Results - "Hexemer, A."

Demonstration of Machine Learning-Based Model-Independent Stabilization of Source Properties in Synchrotron Light Sources by Leemann, S. C., Liu, S., Hexemer, A., Marcus, M. A., Melton, C. N., Nishimura, H., Sun, C.

“…Synchrotron light sources, arguably among the most powerful tools of modern scientific discovery, are presently undergoing a major transformation to provide…”
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Outbreaks of Salmonella illness associated with frozen raw breaded chicken products in Canada, 2015-2019 by Morton, V K, Kearney, A, Coleman, S, Viswanathan, M, Chau, K, Orr, A, Hexemer, A

“…Frozen raw breaded chicken products (FRBCP) have been identified as a risk factor for Salmonella infection in Canada. In 2017, Canada implemented whole genome…”
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The use of multiple hypothesis-generating methods in an outbreak investigation of Escherichia coli O121 infections associated with wheat flour, Canada 2016–2017 by Morton, V., Kershaw, T., Kearney, A., Taylor, M., Galanis, E., Mah, V., Adhikari, B., Whitfield, Y., Duchesne, C., Hoang, L., Chui, L., Grant, K., Hexemer, A.

“…A Canadian outbreak investigation into a cluster of Escherichia coli O121 was initiated in late 2016. When initial interviews using a closed-ended…”
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Methods for generating hypotheses in human enteric illness outbreak investigations: a scoping review of the evidence by Ickert, C, Cheng, J, Reimer, D, Greig, J, Hexemer, A, Kershaw, T, Waddell, L, Mascarenhas, M

“…Enteric illness outbreaks are complex events, therefore, outbreak investigators use many different hypothesis generation methods depending on the situation…”
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Effect of Chain Architecture and Surface Energies on the Ordering Behavior of Lamellar and Cylinder Forming Block Copolymers by Khanna, V, Cochran, E. W, Hexemer, A, Stein, G. E, Fredrickson, G. H, Kramer, E. J, Li, X, Wang, J, Hahn, S. F

“…We investigate the effect of surface energy and chain architecture on the orientation of microdomains in relatively thick films (600−800 nm) of lamellar and…”
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Oligo(ethylene glycol) Containing Polymer Brushes as Bioselective Surfaces by Andruzzi, Luisa, Senaratne, Wageesha, Hexemer, Alexander, Sheets, Erin D, Ilic, B, Kramer, Edward J, Baird, Barbara, Ober, Christopher K

“…The nitroxide-mediated polymerization of styrenic monomers containing oligo(ethylene glycol) (OEGn) moieties was chosen for the preparation of biocompatible…”
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Identification of an organic semiconductor superlattice structure of pentacene and perfluoro-pentacene through resonant and non-resonant X-ray scattering by Kowarik, S., Hinderhofer, A., Wang, C., Weber, C., Gerlach, A., Hexemer, A., Leone, S. R., Schreiber, F.

“…Highly crystalline and stable molecular superlattices are grown with the smallest possible stacking period using monolayers (MLs) of the organic semiconductors…”
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Current-Induced Formation of Gradient Crystals in Block Copolymer Electrolytes by Mullin, Scott A, Stone, Gregory M, Teran, Alexander A, Hallinan, Daniel T, Hexemer, A, Balsara, Nitash P

“…Conventional ordered phases such as crystals and liquid crystals have constant domain spacings. In this Letter, we report on the formation of coherently…”
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Probing the Ordering of Semiconducting Fluorene−Thiophene Copolymer Surfaces on Rubbed Polyimide Substrates by Near-Edge X-ray Absorption Fine Structure by Pattison, Lisa R, Hexemer, Alexander, Kramer, Edward J, Krishnan, Sitaraman, Petroff, Pierre M, Fischer, Daniel A

“…The temperature-dependent alignment of semiconducting liquid crystalline fluorene−thiophene copolymer (F8T2) thin film surfaces was investigated using the…”
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CAMERA: The Center for Advanced Mathematics for Energy Research Applications by Donatelli, J., Haranczyk, M., Hexemer, A., Krishnan, H., Li, X., Lin, L., Maia, F., Marchesini, S., Parkinson, D., Perciano, T., Shapiro, D., Ushizima, D., Yang, C., Sethian, J.A.

“…Advanced experimental facilities worldwide are probing structure and chemistry, disorder, dynamics and electronic properties, through time, over length scales…”
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Control of Surface Properties Using Fluorinated Polymer Brushes Produced by Surface-Initiated Controlled Radical Polymerization by Andruzzi, Luisa, Hexemer, Alexander, Li, Xuefa, Ober, Christopher K, Kramer, Edward J, Galli, Giancarlo, Chiellini, Emo, Fischer, Daniel A

“…Surface-grafted styrene-based homopolymer and diblock copolymer brushes bearing semifluorinated alkyl side groups were synthesized by nitroxide-mediated…”
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Characterization of multicomponent polymer trilayers with resonant soft X-ray reflectivity by Ade, H, Wang, C, Garcia, A, Yan, H, Sohn, K.E, Hexemer, A, Bazan, G.C, Nguyen, T.-Q, Kramer, E.J

“…Resonant soft X-ray reflectivity (RSoXR) has been used to quantify the layer thicknesses and the interfacial widths of a single, complex thin film with three…”
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Coatings Based on Side-chain Ether-linked Poly(ethylene glycol) and Fluorocarbon Polymers for the Control of Marine Biofouling by Youngblood, Jeffrey P, Andruzzi, Luisa, Ober, Christopher K, Hexemer, Alexander, Kramer, Edward J, Callow, James A, Finlay, John A, Callow, Maureen E

“…The preparation of side group modified polystyrene-based surface-active block copolymers (SABC) for use as marine fouling resistance/release applications is…”
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Nonplanar Surface Organization of Monodendrons in Side-Chain Modified Liquid Crystalline Block Copolymers by Sivaniah, E, Genzer, J, Hexemer, A, Kramer, E. J, Xiang, M. L, Li, X. F, Ober, C. K, Magonov, S

“…Scanning force microscopy (SFM) is used to investigate the surface structures of diblock copolymers of poly(styrene)-block-poly(isoprene) where a portion of…”
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Chain Architecture Effects on the Diffusion of Cylinder-Forming Block Copolymers by Khanna, V, Kim, B. J, Hexemer, A, Mates, T. E, Kramer, E. J, Li, X, Wang, J, Hahn, S. F

“…We investigate the effect of chain architecture on the self-diffusion of poly(styrene)−poly(ethylene) triblock (PS−PE−PS or SES) and pentablock (PS−PE−PS−PE−PS…”
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Managing polymer surface structure using surface active block copolymers in block copolymer mixtures by Hexemer, A., Sivaniah, E., Kramer, E. J., Xiang, M., Li, X., Fischer, Daniel A., Ober, C. K.

“…Surface coatings were prepared from semifluorinated monodendron surface‐active block copolymers (SABC) and a thermoplastic elastomer (TPE)…”
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Near Edge X-Ray Absorption Fine Structure (NEXAFS) Studies of Copper Ion-Containing PAMAMOS Dendrimer Networks by Bubeck, Robert A., Dvornic, Petar R., Hu, Jin, Hexemer, Alexander, Li, Xuefa, Keinath, Steven E., Fischer, Daniel A.

“…The interaction of Cu2+ with C, N and O moieties in nanocomposites containing copper ions complexed in poly(amidoamine‐organosilicon), PAMAMOS, dendrimer…”
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Characterization of the skin orientation of thermotropic liquid-crystalline copolyester moldings with near-edge X-ray absorption fine structure by Bubeck, Robert A., Thomas, Lowell S., Rendon, Stanley, Burghardt, Wesley R., Hexemer, Alexander, Fischer, Daniel A.

“…The process of injection‐molding net‐shape parts from thermotropic liquid‐crystalline polymers results in a skin‐core macrostructure. The underlying…”
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Monte Carlo study of crystalline order and defects on weakly curved surfaces by Hexemer, A, Vitelli, V, Kramer, E J, Fredrickson, G H

“…We numerically study the ground states of particles interacting via a repulsive Yukawa potential on two rigid substrates shaped as isolated and periodically…”
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Anti-Biofouling Properties of Comblike Block Copolymers with Amphiphilic Side Chains by Krishnan, Sitaraman, Ayothi, Ramakrishnan, Hexemer, Alexander, Finlay, John A., Sohn, Karen E., Perry, Ruth, Ober, Christopher K., Kramer, Edward J., Callow, Maureen E., Callow, James A., Fischer, Daniel A.

“…Surfaces of novel block copolymers with amphiphilic side chains were studied for their ability to influence the adhesion of marine organisms. The…”
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