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33 results:
  • 1. 2001 Weyers - Metrologia 38 neu  
    Date: 26.02.2010
    Percental score: 2 %
    2001 Weyers - Metrologia 38 neu Uncertainty evaluation of the atomic caesium fountain CSF1 of the PTB S. Weyers, U. Hübner, R. Schröder, Chr. Tamm and A. Bauch S. Weyers, U. Hubner, È R.  
  • 2. 2009 PTBM 119,3 50a DCF77 engl  
    Date: 18.01.2011
    Percental score: 1 %
    2009 PTBM 119,3 50a DCF77 engl Special Topic 50 years of time dissemination with DCF77 S c e p I l ia e u ss • Special Issue / PTB-Mitteilungen 119 (2009), No. 3 Fachorgan für Wirtschaft und  
  • 3. 2012 Bauch PTBM 125a en  
    Date: 11.02.2013
    Percental score: 1 %
    2012 Bauch PTBM 125a en Time – the SI Base Unit “Second” n Special Issue / PTB-Mitteilungen 122 (2012), No. 1 Time – the SI Base Unit “Second” Andreas Bauch* Structure 1 Introduction 2 The  
  • 4. 2014 Gerginov Phys Rev A.90 Initial atomic coherences and Ramsey frequency pulling  
    Date: 20.10.2014
    Percental score: 1 %
    2014 Gerginov Phys Rev A.90 Initial atomic coherences and Ramsey frequency pulling PHYSICAL REVIEW A 90, 033829 (2014) Initial atomic coherences and Ramsey frequency pulling in fountain  
  • 5. A calibration procedure for a force vector sensor by means of a spherical calibration body  
    Date: 17.11.2008
    Percental score: 27 %
    Force standard machines generate a force vector whose direction is determined by the acceleration due to gravity. For the calibration of force vector sensors, different alignments of force vectors  
  • 6. ars stu 2003  
    Date: 30.09.2009
    Percental score: 7 %
    ars stu 2003 Advances in Radio Science (2003) 1: 1–8 c Copernicus GmbH 2003 Advances in Radio Science Uncertainty of VNA S-parameter measurement due to non-ideal TMSO or LMSO calibration  
  • 7. Best oral presentation @ DS-ISMRM  
    Date: 07.09.2023
    Percental score: 24 %
    Simone Hufnagel was awarded the prize for the best oral presentation at this year's meeting of the German chapter of the "International Society for Magnetic Resonance in Medicine (ISMRM)". In her  
  • 8. Bilateral comparison of traceable two-axis calibrations of an autocollimator between PTB and VTT MIKES  
    Date: 15.11.2021
    Percental score: 7 %
    In order to calibrate the two orthogonal measuring axes of autocollimators simultaneously, including the characterisation of their crosstalk, PTB and VTT MIKES developed calibration systems which are  
  • 9. Calibration of force vector transducers with smallest uncertainties  
    Date: 17.07.2007
    Percental score: 6 %
    With the precision force transducers used so far, the force is measured in an axis predefined by the transducer construction. In the last few years, however, the demand for force transducers  
  • 10. Foreword  
    Date: 12.05.2022
    Percental score: 4 %
    “Providing a national measurement infrastructure in Germany to industry, society and science that is internationally of the very highest order.” This has been PTB’s central aspiration for 130  
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