Acoustic Resonator Experiments at the Triple Point of Water: First Results for the Boltzmann Constant and Remaining Challenges von Sutton, Gavin, Underwood, Robin, Pitre, Laurent, de Podesta, Michael, Valkiers, Staf

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Novel concept for the mass spectrometric determination of absolute isotopic abundances with improved measurement uncertainty: Part 3—Molar mass of silicon highly enriched in 28Si von Pramann, Axel, Rienitz, Olaf, Schiel, Detlef, Güttler, Bernd, Valkiers, Staf

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Isotopic effects in the neon fixed point: uncertainty of the calibration data correction von Steur, Peter P M, Pavese, Franco, Fellmuth, Bernd, Hermier, Yves, Hill, Kenneth D, Kim, Jin Seog, Lipinski, Leszek, Nagao, Keisuke, Nakano, Tohru, Peruzzi, Andrea, Sparasci, Fernando, Szmyrka-Grzebyk, Anna, Tamura, Osamu, Tew, Weston L, Valkiers, Staf, van Geel, Jan

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Present State of the avogadro constant determination from silicon Crystals with natural isotopic compositions von Fujii, K., Waseda, A., Kuramoto, N., Mizushima, S., Becker, P., Bettin, H., Nicolaus, A., Kuetgens, U., Valkiers, S., Taylor, P., Paul De Bievre, Mana, G., Massa, E., Matyi, R., Kessler, E.G., Hanke, M.

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Molar mass of silicon highly enriched in 28Si determined by IDMS von Pramann, Axel, Rienitz, Olaf, Schiel, Detlef, Schlote, Jan, Güttler, Bernd, Valkiers, Staf

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Molar mass of silicon highly enriched in 28 Si determined by IDMS von Pramann, Axel, Rienitz, Olaf, Schiel, Detlef, Schlote, Jan, Güttler, Bernd, Valkiers, Staf

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Evidence of a Systematic Deviation of the Isotopic Composition of Neon from Commercial Sources Compared with Its Isotopic Composition in Air von Pavese, Franco, Fellmuth, Bernd, Head, David I, Hermier, Yves, Hill, Kenneth D, Valkiers, Staf

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Evaluation of the molar volume of silicon crystals for a determination of the Avogadro constant von Fujii, K., Waseda, A., Kuramoto, N., Mizushima, S., Tanaka, M., Valkiers, S., Taylor, P., Kessel, R., Paul De Bievre

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A reassessment of the molar volume of silicon and of the Avogadro constant von De Bievre, P., Valkiers, S., Kessel, R., Taylor, P.D.P., Becker, P., Bettin, H., Peuto, A., Pettorruso, S., Fujii, K., Waseda, A., Tanaka, M., Deslattes, R.D., Peiser, H.S., Kenny, M.J.

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Measuring the molar mass of silicon for a better Avogadro constant: reduced uncertainty von Gonfiantini, R., de Bievre, P., Valkiers, S., Taylor, P.D.P.

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Adsorption in gas mass spectrometry II. Effects on the measurement of isotope amount ratios von Gonfiantini, Roberto, Valkiers, Staf, Taylor, Philip D.P., De Bièvre, Paul

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The silicon-28 path to the Avogadro constant-first experiments and outlook von Becker, P., Bettin, H., De Bievre, P., Holm, C., Kutgens, U., Spieweck, F., Stumpel, J., Valkiers, S., Zulehner, W.

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The molar volume of silicon [Avogadro constant] von De Bievre, P., Valkiers, S., Gonfiantini, R., Taylor, P.D.P., Bettin, H., Spieweck, F., Peuto, A., Pettorruso, S., Mosca, M., Fujii, K., Tanaka, M., Nezu, Y., Leistner, A.J., Giardini, W.J.

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Microscale Synthesis of Fe(PF3)5 for Gas Source Mass Spectrometry von Taylor, Philip D. P, Lehto, Sari, Valkiers, Staf, De Bièvre, Paul, Selgrad, Olav, Flegel, Udo, Kruck, Thomas

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A new determination of NA von BASILE, G, BECKER, P, PANCIERA, R, PASIN, W, PETTORUSSO, S, PEUTO, A, SACCONI, A, STÜMPEL, J, VALKIERS, S, VITTONE, E, ZOSI, G, BERGAMIN, A, BETTIN, H, CAVAGNERO, G, DE BIEVRE, P, KÜTGENS, U, MANA, G, MOSCA, M, PAJOT, B

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A three-ratio scheme for the measurement of isotopic ratios of silicon von KU, H, SCHAEFER, F, VALKIERS, S, DE BIEVRE, P

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Toward the Avogadro constant-preliminary results on the molar volume of silicon von Sacconi, A., Peuto, A.M., Pasin, W., Panciera, R., Lenaers, G., Valkiers, S., van den Berg, M., De Bievre, P.

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Adsorption in gas mass spectrometry. I. Effects on the measurement of individual isotopic species von Gonfiantini, Roberto, Valkiers, Staf, Taylor, Philip D.P., De Bièvre, Paul

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A process for the liquefaction of a gaseous mixture von AGREBE, YETUNDE, RUSSE, KATRIN, VAN BAELEN, GUIDO, VALKIERS, STAF

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Using isotopic disequilibrium of CO 2 to model gas adsorption in mass spectrometric measurements von Gonfiantini, Roberto, Valkiers, Staf, Taylor, Philip D.P., De Bièvre, Paul

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