Preparation of argon Primary Measurement Standards for the calibration of ion current ratios measured in argon von Valkiers, S., Vendelbo, D., Berglund, M., de Podesta, M.

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The Avogadro constant determination via enriched silicon-28 von Becker, P, Friedrich, H, Fujii, K, Giardini, W, Mana, G, Picard, A, Pohl, H-J, Riemann, H, Valkiers, S

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Calibrated sulfur isotope abundance ratios of three IAEA sulfur isotope reference materials and V-CDT with a reassessment of the atomic weight of sulfur von Ding, T., Valkiers, S., Kipphardt, H., De Bièvre, P., Taylor, P.D.P., Gonfiantini, R., Krouse, R.

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Si primary standards for the calibration of ion-current ratios in the molar-mass measurement of natural Si single crystals von Valkiers, S, Mana, G, Fujii, K, Becker, P

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Determination of the Avogadro constant via the silicon route von Becker, P, Bettin, H, Danzebrink, H-U, Gläser, M, Kuetgens, U, Nicolaus, A, Schiel, D, Bièvre, P De, Valkiers, S, Taylor, P

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The isotopic composition of enriched Si: a data analysis von Bulska, E, Drozdov, M N, Mana, G, Pramann, A, Rienitz, O, Sennikov, P, Valkiers, S

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An accurate determination of the triple point temperature of pure 20Ne and 22Ne von Pavese, F., Valkiers, S., Steur, P.P.M., Ferri, D., Giraudi, D.

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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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Silicon isotope amount ratios and molar masses for two silicon isotope reference materials: IRMM-018a and NBS28 von Valkiers, S., Ding, T., Inkret, M., Ruße, K., Taylor, P.

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Synthetic isotope mixtures for the calibration of isotope amount ratio measurements of carbon von Russe, K, Valkiers, S, Taylor, P.D.P

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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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Progress Towards the Determination of the Relationship of Triple-Point Temperature versus Isotopic Composition of Neon von Pavese, F., Fellmuth, B., Hill, K. D., Head, D., Hermier, Y., Lipinski, L., Nakano, T., Peruzzi, A., Sakurai, H., Szmyrka-Grzebyk, A., Steele, A. G., Steur, P. P. M., Tamura, O., Tew, W. L., Valkiers, S., Wolber, L.

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Determination of the Avogadro constant by accurate measurement of the molar volume of a silicon crystal von Fujii, K, Tanaka, M, Nezu, Y, Nakayama, K, Fujimoto, H, Bièvre, P De, Valkiers, S

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Determination of the Avogadro Constant by Counting the Atoms in a Si 28 Crystal von Andreas, B., Azuma, Y., Bartl, G., Becker, P., Bettin, H., Borys, M., Busch, I., Gray, M., Fuchs, P., Fujii, K., Fujimoto, H., Kessler, E., Krumrey, M., Kuetgens, U., Kuramoto, N., Mana, G., Manson, P., Massa, E., Mizushima, S., Nicolaus, A., Picard, A., Pramann, A., Rienitz, O., Schiel, D., Valkiers, S., Waseda, A.

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Absolute sulfur isotope amount ratios in two batches of high purity SO2 gas: sulfur isotope reference materials IRMM-2012 and IRMM-2013 von Valkiers, S., Ding, T., Ruße, K., De Bièvre, P., Taylor, P.D.P.

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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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A primary xenon isotopic gas standard with SI traceable values for isotopic composition and molar mass von Valkiers, S., Aregbe, Y., Taylor, P.D.P., De Bièvre, P.

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Status of the na determination by counting atoms in silicon crystals von Becker, P, Bettin, H, Borys, M, Busch, I, Fujii, K, Gray, M, Krumrey, M, Kuetgens, U, Mana, G, Manson, P, Massa, E, Nicolaus, A, Picard, A, Schiel, D, Valkiers, S

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A primary isotopic gas standard for krypton with values for isotopic composition and molar mass traceable to the Système International d’Unités von Aregbe, Y, Valkiers, S, Poths, J, Nørgaard, J, Kipphardt, H, De Bièvre, P, Taylor, P.D.P

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A method to induce and assess isotopic equilibrium of oxygen von Aregbe, Y, Valkiers, S, Gonfiantini, R, Nørgaard, J, Taylor, P.D.P

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