Zobrazeno 1 - 10
of 47
pro vyhledávání: '"Sonia E. Létant"'
Autor:
Sonia E. Létant, Mogon Patel, Paul R. Morrell, Niaz Khan, Nicola Pockett, Gregory Von White Ii, Imran Khan, Simon Pitts, Mathew W. C. Robinson, Peter Beavis, Andrea Labouriau
Publikováno v:
Polymer Testing. 32:785-793
The thermal stability of poly(ethylene-co-vinyl acetate) based materials has been investigated in support of materials qualification and service life prediction programmes. Poly(ethylene-co-vinyl acetate) is used as a binder phase for boron particles
Autor:
Mogon Patel, Sonia E. Létant, Martin Bowditch, Ben Jones, Stephen A. Birdsell, Niaz Khan, David Netherton, Robert S. Maxwell
Publikováno v:
Polymer Testing. 32:313-320
Gas phase Infra-red (IR) spectroscopy has been used to investigate volatile out gassing properties of highly filled poly (ethylene-co-vinyl acetate) materials. A Scout-EN™ heated gas cell was interfaced to a vacuum FTIR spectrometer, and the quanti
Autor:
Roland Faller, Pieter Stroeve, Ahmet Palazoglu, Sonia E. Létant, Nazar Ileri, Joseph W. Tringe
Publikováno v:
Phys. Chem. Chem. Phys.. 15:965-971
Millimeter sized arrays of uniformly-distributed nanopores (180-220 nm) were created in thin (200 nm) silicon nitride membranes using interferometric lithography. Molecular transport properties of the fabricated devices were investigated experimental
Autor:
Alan P. Morrison, Ken Healy, Matthew Pevarnik, Maria Eugenia Toimil-Molares, Zuzanna S. Siwy, Sonia E. Létant
Publikováno v:
ACS Nano. 6:7295-7302
In this article, we report resistive-pulse sensing experiments with cylindrical track-etched PET pores, which reveal that the diameters of these pores fluctuate along their length. The resistive pulses generated by polymer spheres passing through the
Autor:
C.T. Alviso, Robert S. Maxwell, Sonia E. Létant, David F. Plant, Mark S. D. Read, Thomas S. Wilson
Publikováno v:
Polymer Degradation and Stability. 96:2019-2028
We report on the application of Density Functional Theory (DFT) methodologies to investigate the degradation of polymer materials and provide new insights into the effects of degradation on molecular geometry. The temperature- and radiation-assisted
Autor:
Matthew Davenport, Ken Healy, Matthew R. Powell, Lane A. Baker, Zuzanna S. Siwy, Sonia E. Létant, Niya Sa, Ivan Vlassiouk
Publikováno v:
The Journal of Physical Chemistry C. 115:8775-8783
Ion currents through three types of rectifying nanoporous structures are studied and compared: conically shaped polymer nanopores, glass nanopipettes, and silicon nitride nanopores. Time signals of ion currents are analyzed by the power spectrum. We
Autor:
P.W. Krauter, R. Mahnke, Sonia E. Létant, Staci R. Kane, Tina C. Legler, Gloria A. Murphy, Ellen Raber, Teneile M. Alfaro
Publikováno v:
Journal of Microbiological Methods. 76:278-284
To rapidly remediate facilities after a biothreat agent release, improved turnaround times are needed for sample analysis. Current methods to confirm the presence of a viable biothreat agent are limited by low sample throughput. We have developed a r
Autor:
Sonia E. Létant, Joseph W. Tringe, Ahmet Palazoglu, Wei Sun, Pieter Stroeve, Jose A. Romagnoli
Publikováno v:
IEEE Transactions on Semiconductor Manufacturing. 22:180-187
Edge characterization has become increasingly important in nanotechnology due to the growing demand for precise nanoscale structure fabrication and assembly. Edge detection and assembly. Edge detection is often performed by thresholding the spatial i
Publikováno v:
Advanced Materials. 20:4724-4727
Autor:
Andrew P. Saab, Long N. Dinh, Robert S. Maxwell, Julie L. Herberg, Sonia E. Létant, Randall L. Simpson
Publikováno v:
Catalysis Communications. 8:2137-2142
Palladium nanoparticles stabilized with polyhedral oligomeric silsesquioxanes have been characterized and determined to function as a heterogeneous catalyst. TEM and SEM studies indicate the material comprises 2–5 nm diameter Pd crystallites in a P