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Journals

Length Fractionation of Carbon Nanotube Using Centrifugation

Author(s)
Jeffrey A. Fagan, Matthew Becker, Jae H. Chun, Erik K. Hobbie
A recent article by Arnold et al. (Nature Nanotech., 1, 60-65, 2006)1 demonstrated the use of ultracentrifugation on single wall carbon nanotubes (SWNTs) within...

SRM Spotlight (February 2007)

Author(s)
Regina R. Montgomery
The SRM Spotlight is a newsletter published by the Measurement Services Division for users of NIST standard reference materials. The Spotlight announces new...

Firebrand Generation From Burning Vegetation

Author(s)
Samuel L. Manzello, Alexander Maranghides, William E. Mell
A series of real scale fire experiments were performed to determine the size and mass distribution of firebrands generated from Douglas-Fir (pseudotsuga...

Precision Atomic Spectroscopy for Improved Limits on Variation of the Fine Structure Constant and Local Position Invariance

Author(s)
Tara M. Fortier, Jason Stalnaker, Scott A. Diddams, Neil Ashby, Luca Lorini, Windell Oskay, Marie Delaney, James C. Bergquist, Steven R. Jefferts, Thomas E. Parker, Thomas P. Heavner, Filippo Levi, Jon H. Shirley, Wayne M. Itano, Kyoungsik Kim, Leo W. Hollberg
We report tests of local position invariance (LPI) and the constancy of fundamental constants from measurements of the frequency ratio of the 282-nm $^{199}$Hg$...

Metal Complexes and Free Radical Toxicity Derived From Pfiesteria piscicida

Author(s)
Peter D. Moeller, Kevin Beauchesne, Kevin Huncik, William Davis, Steven J. Christopher, Andrew Gelasco, Pamela Riggs-Gelasco
Pfiesteria piscicida represents one of many dinoflagellate species inhabiting inter-coastal waterways and estuaries. This organism has been implicated in the...

Solvation Structure of Ions in Water

Author(s)
Raymond D. Mountain
Molecular dynamics simulations of ions in water are reported for solutionsof varying solute concentration at ambient conditions for6 cations and 4 anions in 10...
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