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Displaying 49351 - 49375 of 73929

Microsecond time-scale discrimination among polycytidylic acid, polyadenylic acid, and polyuridylic acid as homopolymers or as segments within single RNA molecules

December 1, 1999
Author(s)
M Akeson, D Branton, John J. Kasianowicz, E Brandin, D W. Deamer
Single molecules of DNA or RNA can be detected as they are driven through a single alpha-hemolysin channel by an applied electric field. During translocation, nucleotides within the polynucleotide must pass through the channel pore in sequential single

New NIST Atomic Spectra Database

December 1, 1999
Author(s)
Daniel E. Kelleher, Peter J. Mohr, William C. Martin, Wolfgang L. Wiese, J Sugar, Jeffrey R. Fuhr, Karen J. Olsen, Arlene Musgrove, Joseph Reader, Craig J. Sansonetti, G R. Dalton

NIST FY 2000 SRM Project Plans

December 1, 1999
Author(s)
N M. Trahey, R J. Gettings
The SRM project plans for FY 2000 are summarized by Laboratory (OU) in the following pages of this report. (NOTE - this report can be viewed electronically by accessing the SRM Program web site, http://ts.nist.gov/srm.) The plans are grouped by funding

NIST Photometry and Colorimetry Facilities

December 1, 1999
Author(s)
Yoshihiro Ohno
Web site for public domain information and publications on NIST activities in photometry and colorimetry. Note: the copies of the NIST photometry papers are the final manuscripts and are not identical with the published versions in styles and editorial
Displaying 49351 - 49375 of 73929
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