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1

Wie viele Moleküle enthält ein Mol?

Stosch, Rainer, Rienitz, Olaf, Pramann, Axel, Güttler, Bernd

Journal:

Chemie in unserer Zeit

Année:

2019

Langue:

german

Fichier:

PDF, 562 KB

german, 2019

2

Silicon Isotope Ratios Affected by Sodium-Induced Broadband Interference in High Resolution Multicollector-ICPMS

Pramann, Axel, Rienitz, Olaf, Schiel, Detlef

Journal:

Analytical Chemistry

Année:

2012

Langue:

english

Fichier:

PDF, 877 KB

english, 2012

3

Amount of substance and the mole in the SI

Güttler, Bernd, Bettin, Horst, Brown, Richard J C, Davis, Richard S, Mester, Zoltan, Milton, Martin J T, Pramann, Axel, Rienitz, Olaf, Vocke, Robert D, Wielgosz, Robert

Journal:

Année:

2019

Langue:

english

Fichier:

PDF, 715 KB

english, 2019

4

Gas weighing challenge

Flierl, Lukas, Rienitz, Olaf, Pramann, Axel

Journal:

Analytical and Bioanalytical Chemistry

Année:

2020

Fichier:

PDF, 185 KB

2020

5

UncorK â A Monte Carlo simulation tool for calculating combined uncertainties associated with mass bias calibration factors for isotope ratio measurements

Flierl, Lukas, Pramann, Axel, Noordmann, Janine, RÃ¶thke, Anita, Rienitz, Olaf

Journal:

Spectrochimica Acta Part B: Atomic Spectroscopy

Année:

2020

Fichier:

PDF, 1.31 MB

2020

6

Novel concept for the mass spectrometric determination of absolute isotopic abundances with improved measurement uncertainty: Part 1 – theoretical derivation and feasibility study

Olaf Rienitz, Axel Pramann, Detlef Schiel

Journal:

International Journal of Mass Spectrometry

Année:

2010

Langue:

english

Fichier:

PDF, 288 KB

english, 2010

7

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

Axel Pramann, Olaf Rienitz, Detlef Schiel, Bernd Güttler, Staf Valkiers

Journal:

International Journal of Mass Spectrometry

Année:

2011

Langue:

english

Fichier:

PDF, 910 KB

english, 2011

8

Impact of pump flow fluctuations on post column online ID-ICP-MS

Claudia Swart, Olaf Rienitz, Detlef Schiel

Journal:

Analytical and Bioanalytical Chemistry

Année:

2011

Langue:

english

Fichier:

PDF, 398 KB

english, 2011

9

New Equation for the Evaluation of Standard Addition Experiments Applied to Ion Chromatography

Olaf Rienitz, Karin Röhker, Detlef Schiel, Jinghong Han, Dietmar Oeter

Journal:

Microchimica Acta

Année:

2006

Langue:

english

Fichier:

PDF, 472 KB

english, 2006

10

Ion chromatographic precision measurement procedure for electrolytes in human serum: validation with the aid of primary measurement procedures

Karin Röhker, Olaf Rienitz, Detlef Schiel

Journal:

Accreditation and Quality Assurance

Année:

2004

Langue:

english

Fichier:

PDF, 222 KB

english, 2004

11

Traceability system for elemental analysis

Heinrich Kipphardt, Ralf Matschat, Olaf Rienitz, Detlef Schiel, Wolfgang Gernand, Dietmar Oeter

Journal:

Accreditation and Quality Assurance

Année:

2006

Langue:

english

Fichier:

PDF, 280 KB

english, 2006

12

A convenient and economic approach to achieve SI-traceable reference values to be used in drinking-water interlaboratory comparisons

Olaf Rienitz, Detlef Schiel, Bernd Güttler, Michael Koch, Ulrich Borchers

Journal:

Accreditation and Quality Assurance

Année:

2007

Langue:

english

Fichier:

PDF, 336 KB

english, 2007

13

Metrological concept for comparable measurement results under the European water framework directive: demonstration of its applicability in elemental analysis

Detlef Schiel, Olaf Rienitz, Reinhard Jährling, Bernd Güttler, Ralf Matschat, Holger Scharf, Jürgen Birkhahn, Guillaume Labarraque, Paola Fisicaro, Ulrich Borchers, David Schwesig

Journal:

Accreditation and Quality Assurance

Année:

2011

Langue:

english

Fichier:

PDF, 2.23 MB

english, 2011

14

Novel concept for the mass spectrometric determination of absolute isotopic abundances with improved measurement uncertainty: Part 2 – Development of an experimental procedure for the determination of the molar mass of silicon using MC-ICP-MS

Axel Pramann, Olaf Rienitz, Detlef Schiel, Bernd Güttler

Journal:

International Journal of Mass Spectrometry

Année:

2011

Langue:

english

Fichier:

PDF, 599 KB

english, 2011

15

Standard addition challenge

Rienitz, Olaf, Hauswaldt, Anna-Lisa, Jährling, Reinhard

Journal:

Analytical and Bioanalytical Chemistry

Année:

2012

Langue:

english

Fichier:

PDF, 84 KB

english, 2012

16

Uncertainty of standard addition experiments: a novel approach to include the uncertainty associated with the standard in the model equation

Anna-Lisa Hauswaldt, Olaf Rienitz, Reinhard Jährling, Nicolas Fischer, Detlef Schiel, Guillaume Labarraque, Bertil Magnusson

Journal:

Accreditation and Quality Assurance

Année:

2012

Langue:

english

Fichier:

PDF, 869 KB

english, 2012

17

Solution to standard addition challenge

Rienitz, Olaf, Hauswaldt, Anna-Lisa, Jährling, Reinhard

Journal:

Analytical and Bioanalytical Chemistry

Année:

2012

Langue:

english

Fichier:

PDF, 104 KB

english, 2012

18

Alternative approach to post column online isotope dilution ICP-MS

Claudia Swart, Olaf Rienitz, Detlef Schiel

Journal:

Année:

2011

Langue:

english

Fichier:

PDF, 375 KB

english, 2011

19

Reference measurement procedures for the iron saturation in human transferrin based on IDMS and Raman scattering

Frank, Claudia, Rienitz, Olaf, Jährling, Reinhard, Schiel, Detlef, Zakel, Sabine

Journal:

Année:

2012

Langue:

english

Fichier:

PDF, 2.84 MB

english, 2012

20

Improving species-specific IDMS: the advantages of triple IDMS

Frank, Claudia, Rienitz, Olaf, Swart, Claudia, Schiel, Detlef

Journal:

Analytical and Bioanalytical Chemistry

Année:

2013

Langue:

english

Fichier:

PDF, 461 KB

english, 2013

21

The pycnometer challenge

Olaf Rienitz, Axel Pramann, Carola Pape

Journal:

Analytical and Bioanalytical Chemistry

Année:

2013

Langue:

english

Fichier:

PDF, 182 KB

english, 2013

22

Solution to the pycnometer challenge

Olaf Rienitz,Axel Pramann,Carola Pape

Journal:

Analytical and Bioanalytical Chemistry

Année:

2013

Langue:

english

Fichier:

PDF, 82 KB

english, 2013

23

Double isotope dilution surface-enhanced Raman scattering as a reference procedure for the quantification of biomarkers in human serum

Zakel, Sabine, Rienitz, Olaf, Güttler, Bernd, Stosch, Rainer

Journal:

The Analyst (Royal Society of Chemistry)

Année:

2011

Langue:

english

Fichier:

PDF, 248 KB

english, 2011

24

A new two-stage separation procedure for the IDMS based quantification of low Pd and Pt amounts in automotive exhaust emissions

Vogl, Jochen, Meyer, Christian, Koenig, Maren, Becker, Dorit, Noordmann, Janine, Rienitz, Olaf, Mamakos, Athanasios, Riccobono, Francesco

Journal:

Journal of Analytical Atomic Spectrometry

Année:

2015

Langue:

english

Fichier:

PDF, 894 KB

english, 2015

25

Final report of the key comparison CCQM-K98: Pb isotope amount ratios in bronze

Vogl, Jochen, Yim, Yong-Hyeon, Lee, Kyoung-Seok, Goenaga-Infante, Heidi, Malinowskiy, Dmitriy, Ren, Tongxiang, Wang, Jun, Vocke, Jr, Robert D, Murphy, Karen, Nonose, Naoko, Rienitz, Olaf, Noordmann, J

Journal:

Année:

2014

Langue:

english

Fichier:

PDF, 138 KB

english, 2014

26

Final report on key comparison CCQM-K100: Analysis of copper in ethanol

Zhou, Tao, Kakoulides, Elias, Zhu, Yanbei, Jaehrling, Reinhard, Rienitz, Olaf, Saxby, David, Phukphatthanachai, Pranee, Yafa, Charun, Labarraque, Guillaume, Cankur, Oktay, Can, Süleyman Z, Konopelko,

Journal:

Année:

2014

Langue:

english

Fichier:

PDF, 1.29 MB

english, 2014

27

Gravimetric preparation and characterization of primary reference solutions of molybdenum and rhodium

Kaltenbach, Angela, Noordmann, Janine, Görlitz, Volker, Pape, Carola, Richter, Silke, Kipphardt, Heinrich, Kopp, Gernot, Jährling, Reinhard, Rienitz, Olaf, Güttler, Bernd

Journal:

Analytical and Bioanalytical Chemistry

Année:

2015

Langue:

english

Fichier:

PDF, 544 KB

english, 2015

28

Final report on CCQM-K89: Trace and essential elements in Herba Ecliptae

Valiente, Liliana, Saxby, David, Merrick, Jeffrey, Kotzeva, Boriana, Mester, Zoltan, Yang, Lu, Willie, Scott, Feng, Liuxing, Wang, Jun, Labarraque, Guillaume, Rienitz, Olaf, Wai-mei Sin, Della, Mok, C

Journal:

Année:

2013

Langue:

english

Fichier:

PDF, 530 KB

english, 2013

29

A More Accurate Molar Mass of Silicon via High Resolution MC-ICP-Mass Spectrometry

Pramann, Axel, Rienitz, Olaf, Noordmann, Janine, Güttler, Bernd, Schiel, Detlef

Journal:

Zeitschrift für Physikalische Chemie

Année:

2014

Langue:

english

Fichier:

PDF, 784 KB

english, 2014

30

Final report on CCQM-K70: Determination of Hg in natural water at a concentration level required by the European environmental quality standard (EQS)

Schiel, Detlef, Rienitz, Olaf

Journal:

Année:

2011

Langue:

english

Fichier:

PDF, 650 KB

english, 2011

31

Final report on CCQM-K87: Mono-elemental calibration solutions

Rienitz, Olaf, Schiel, Detlef, Görlitz, Volker, Jährling, Reinhard, Vogl, Jochen, Lara-Manzano, Judith Velina, Zon, Agnieszka, Fung, Wai-hong, Buzoianu, Mirella, Caciano de Sena, Rodrigo, dos Reis, Li

Journal:

Année:

2012

Langue:

english

Fichier:

PDF, 429 KB

english, 2012

32

Molar mass of silicon highly enriched in 28 Si determined by IDMS

Pramann, Axel, Rienitz, Olaf, Schiel, Detlef, Schlote, Jan, Güttler, Bernd, Valkiers, Staf

Journal:

Année:

2011

Langue:

english

Fichier:

PDF, 1.14 MB

english, 2011

33

Routine internal- and external-quality control data in clinical laboratories for estimating measurement and diagnostic uncertainty using GUM principles

Magnusson, Bertil, Ossowicki, Haakan, Rienitz, Olaf, Theodorsson, Elvar

Journal:

Scandinavian Journal of Clinical & Laboratory Investigation

Année:

2012

Langue:

english

Fichier:

PDF, 396 KB

english, 2012

34

The linkup of mono-elemental solutions to the SI using INAA: a measurement procedure and the achievable uncertainty

D’Agostino, Giancarlo, Bergamaschi, Luigi, Di Luzio, Marco, Noordmann, Janine, Oddone, Massimo, Rienitz, Olaf

Journal:

Journal of Radioanalytical and Nuclear Chemistry

Année:

2016

Langue:

english

Fichier:

PDF, 629 KB

english, 2016

35

Preparation and characterization of primary magnesium mixtures for the ab initio calibration of absolute magnesium isotope ratio measurements

Brandt, Björn, Vogl, Jochen, Noordmann, Janine, Kaltenbach, Angela, Rienitz, Olaf

Journal:

Journal of Analytical Atomic Spectrometry

Année:

2016

Langue:

english

Fichier:

PDF, 992 KB

english, 2016

36

Mass Spectrometric Investigation of Silicon Extremely Enriched in 28 Si: From 28 SiF 4 (Gas Phase IRMS) to 28 Si Crystals (MC-ICP-MS)

Pramann, Axel, Rienitz, Olaf

Journal:

Analytical Chemistry

Année:

2016

Langue:

english

Fichier:

PDF, 1.46 MB

english, 2016

37

Characterization of a series of absolute isotope reference materials for magnesium: ab initio calibration of the mass spectrometers, and determination of isotopic compositions and relative atomic weights

Vogl, Jochen, Brandt, Björn, Noordmann, Janine, Rienitz, Olaf, Malinovskiy, Dmitriy

Journal:

Journal of Analytical Atomic Spectrometry

Année:

2016

Langue:

english

Fichier:

PDF, 1.50 MB

english, 2016

38

Probing the homogeneity of the isotopic composition and molar mass of the ‘Avogadro’-crystal

Pramann, Axel, Lee, Kyoung-Seok, Noordmann, Janine, Rienitz, Olaf

Journal:

Année:

2015

Langue:

english

Fichier:

PDF, 809 KB

english, 2015

39

Isotope amount ratio measurement challenge

Rienitz, Olaf, Pramann, Axel

Journal:

Analytical and Bioanalytical Chemistry

Année:

2016

Langue:

english

Fichier:

PDF, 216 KB

english, 2016

40

Realization of the kilogram by the XRCD method

Fujii, Kenichi, Bettin, Horst, Becker, Peter, Massa, Enrico, Rienitz, Olaf, Pramann, Axel, Nicolaus, Arnold, Kuramoto, Naoki, Busch, Ingo, Borys, Michael

Journal:

Année:

2016

Langue:

english

Fichier:

PDF, 3.35 MB

english, 2016

41

Solution to isotope amount ratio measurement challenge

Rienitz, Olaf, Pramann, Axel

Journal:

Analytical and Bioanalytical Chemistry

Année:

2017

Langue:

english

Fichier:

PDF, 106 KB

english, 2017

42

Determination of the isotopic composition and molar mass of a new "Avogadro" crystal: homogeneity and enrichment-related uncertainty reduction

Pramann, Axel, Narukawa, Tomohiro, Rienitz, Olaf

Journal:

Année:

2017

Langue:

english

Fichier:

PDF, 488 KB

english, 2017

43

Blank overcorrection in ICP-MS – influence of the torch material used on the molar mass of highly enriched silicon and on the redefinition of the kilogram

Pramann, Axel, Rienitz, Olaf

Journal:

Journal of Analytical Atomic Spectrometry

Année:

2018

Langue:

english

Fichier:

PDF, 809 KB

english, 2018

44

[IEEE 2018 Conference on Precision Electromagnetic Measurements (CPEM 2018) - Paris, France (2018.7.8-2018.7.13)] 2018 Conference on Precision Electromagnetic Measurements (CPEM 2018) - New Silicon Crystals for a Redefined Kilogram and Mole: Isotopic Composition of the First Two Crystals

Bettin, Horst, Pramann, Axel, Rienitz, Olaf

Année:

2018

Langue:

english

Fichier:

PDF, 210 KB

english, 2018

45

Certification of ERM-EB400, the First Matrix Reference Material for Lead Isotope Amount Ratios, and ERM-AE142, a Lead Solution Providing a Lead Isotopic Composition at the Edge of Natural Variation

Vogl, Jochen, Yim, Yong-Hyeon, Lee, Kyoung-Seok, Goenaga-Infante, Heidi, Malinovskiy, Dmitriy, Hill, Sarah, Ren, Tongxiang, Wang, Jun, Vocke, Robert D., Murphy, Karen E., Nonose, Naoko, Rienitz, Olaf,

Journal:

Geostandards and Geoanalytical Research (Wiley)

Année:

2018

Langue:

english

Fichier:

PDF, 1.14 MB

english, 2018

46

The Avogadro Constant for the Definition and Realization of the Mole

Güttler, Bernd, Rienitz, Olaf, Pramann, Axel

Journal:

Annalen der Physik

Année:

2018

Langue:

english

Fichier:

PDF, 1.11 MB

english, 2018

47

Absolute isotope ratios – Analytical solution for the determination of calibration factors for any number of isotopes and isotopologues

Stoll-Werian, Anne, Flierl, Lukas, Rienitz, Olaf, Noordmann, Janine, Kessel, Rüdiger, Pramann, Axel

Journal:

Spectrochimica Acta Part B: Atomic Spectroscopy

Année:

2019

Langue:

english

Fichier:

PDF, 547 KB

english, 2019

48

SI-traceable monoelemental solutions on the highest level of accuracy: 25 years from the foundation of CCQM to recent advances in the development of measurement methods

Roethke, Anita, Görlitz, Volker, Jährling, Reinhard, Kipphardt, Heinrich, Matschat, Ralf, Richter, Silke, Rienitz, Olaf, Schiel, Detlef

Journal:

Année:

2019

Langue:

english

Fichier:

PDF, 450 KB

english, 2019

49

Corrigendum to “Absolute isotope ratios – Analytical solution for the determination of calibration factors for any number of isotopes and isotopologues” [Spectrochimica Acta Part B 157 (2019) 76–83]

Stoll-Werian, Anne, Flierl, Lukas, Rienitz, Olaf, Noordmann, Janine, Kessel, Rüdiger, Pramann, Axel

Journal:

Spectrochimica Acta Part B: Atomic Spectroscopy

Année:

2020

Fichier:

PDF, 343 KB

2020

50

Intercalibration of Mg Isotope DeltaâScales and Realisation of SIâTraceability for Mg Isotope Amount Ratios and Isotope Delta Values

Vogl, Jochen, Rosner, Martin, Kasemann, Simone A., Kraft, Rebecca, Meixner, Anette, Noordmann, Janine, Rabb, Savelas, Rienitz, Olaf, Schuessler, Jan A., Tatzel, Michael, Vocke, Robert D.

Journal:

Geostandards and Geoanalytical Research (Wiley)

Année:

2020

Fichier:

PDF, 1.02 MB

2020