Now showing items 1-2 of 2

    • Nano-Powdered Calcium Carbonate Reference Materials: Significant Progress for Microanalysis? 

      Jochum, Klaus PeterORCIDiD; Garbe-Schönberg, Dieter; Veter, Marina; Stoll, Brigitte; Weis, UlrikeORCIDiD; Weber, MichaelORCIDiD; Lugli, Federico; Jentzen, Anna; Schiebel, RalfORCIDiD; Wassenburg, Jasper A.; Jacob, Dorrit E.; Haug, Gerald H. (Geostandards and Geoanalytical Research, 2019)
      Homogeneity, mass fractions of about forty trace elements and Sr isotope composition of Ca carbonate reference materials (RMs) between original and nano-powdered pellets are compared. Our results using nanosecond and ...
    • Tourmaline Reference Materials for the In Situ Analysis of Oxygen and Lithium Isotope Ratio Compositions 

      Wiedenbeck, Michael; Trumbull, Robert B.; Rosner, Martin; Boyce, Adrian; Fournelle, John H.; Franchi, Ian A.; Halama, Ralf; Harris, Chris; Lacey, Jack H.; Marschall, HorstORCIDiD; Meixner, Anette; Pack, AndreasORCIDiD; Pogge von Strandmann, Philip A.E.; Spicuzza, Michael J.; Valley, John W.; Wilke, Franziska D.H. (Geostandards and Geoanalytical Research, 2020-11-07)
      Three tourmaline reference materials sourced from the Harvard Mineralogical and Geological Museum (schorl 112566, dravite 108796 and elbaite 98144), which are already widely used for the calibration of in situ boron isotope ...