Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Chelsea Ottenfeld"'
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 331:4897-4903
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 331:4881-4889
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 331:4873-4879
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 331:1005-1017
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 328:235-243
Isotope dilution mass spectrometry using traceable standards as spikes coupled with isotope ratio measurements by thermal ionization or inductively coupled plasma mass spectrometer instruments is the preferred methodology for element content determin
Autor:
E. Miller Wylie, Chelsea Ottenfeld, Benjamin T. Manard, R. Kenneth Marcus, Edward D. Hoegg, K. J. Mathew
Publikováno v:
Journal of the American Society for Mass Spectrometry. 30:278-288
The integration of the liquid sampling-atmospheric pressure glow discharge (LS-APGD) ion source with Orbitrap mass spectrometers has resulted in new opportunities in the field of isotope ratio mass spectrometry. In a field that has been dominated by
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 318:395-400
Plutonium certified reference materials (CRMs) 136, 137, and 138 were produced, characterized, and certified in the period 1966 through 1971 by the National Bureau of Standards. The thermal ionization mass spectrometry (TIMS) instruments and the anal
Autor:
K. J. Mathew, Ross W. Williams, Joanna S. Denton, Mariam R. Thomas, Floyd E. Stanley, Tara Mastren, Adrian Nicholl, Andrew J. Gaunt, Keller Ra, Tashi Parsons-Davis, Katherine Garduno, Amy M. Gaffney, William S. Kinman, Josh Wimpenny, Theresa M. Kayzar-Boggs, Klaus Mayer, James Brent Fulwyler, R. E. Steiner, Zsolt Varga, Dana Labotka, Allison Wende, Joel R. Maassen, Jung Rim, Maria Wallenius, Richard A. Torres, Elmer Lujan, Lav Tandon, Kerri C. Treinen, Iain May, John M. Rolison, Donivan R. Porterfield, Chelsea Ottenfeld, J. D. Inglis
Publikováno v:
Analytical chemistry. 91(18)
An intercomparison of the radio-chronometric ages of four distinct plutonium-certified reference materials varying in chemical form, isotopic composition, and period of production are presented. The cross-comparison of the different 234U/238Pu, 235U/
Publikováno v:
International Journal of Mass Spectrometry. 458:116430
Three gravimetric mixtures with 241Am/243Am isotope ratios at nominally 1:1, 20:1, and 200:1 were prepared for calibration of the thermal ionization mass spectrometer instruments used for americium isotopic and assay measurements by isotope dilution