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461 results:
  • 91. Meeting of asphere specialists  
    Date: 05.02.2018
    Percental score: 9 %
    Specially manufactured aspheres Because of their complex geometry, aspheres – that is, non-spherically curved surfaces of optical elements such as mirrors or lenses – pose special challenges to the field of precision metrology.  
  • 92. Lothar Cremer Prize Winner 2009: Volker Wittstock  
    Date: 24.04.2009
    Percental score: 9 %
    On 24.3.2009 Volker Wittstock was awarded the Lothar Cremer Prize of the Deutsche Gesellschaft für Akustik (German Acoustical Society) on the occasion of the annual conference on acoustics in  
  • 93. Modernization and development of the CORADOS (COsmic RAdiation DOSimetry Site) reference measurement site  
    Date: 23.12.2021
    Percental score: 9 %
    CORADOS, the secondary cosmic radiation reference measurement site that is located at a lake in the northwest of Braunschweig, Germany, has been equipped with two ultra‑modern gamma‑radiation  
  • 94. Helmholtz Prize 2014  
    Date: 04.12.2018
    Percental score: 9 %
    With the Helmholtz Prize, outstanding scientific and technical research work in the field of metrology has been honoured since 1973. It is awarded in the field of precision measurements in physics,  
  • 95. Support of doctoral candidates  
    Date: 21.04.2022
    Percental score: 8 %
    PTB's support program for doctoral candidates has rules that ensure a good and extensive support situation, promoting the participation in professional events as well as the offer of a core  
  • 96. All over the world – weighing instruments made in Germany  
    Date: 16.11.2009
    Percental score: 8 %
    Every third weighing instrument worldwide is "Made in Germany". The large market share of Germany's weighing instrument industry reflects the good reputation of its products – they are  
  • 97. TWI Publications  
    Date: 07.06.2019
    Percental score: 8 %
    Selected References: [1]    I. Fortmeier,  M. Stavridis, A. Wiegmann, M. Schulz, W. Osten, C. Elster, Evaluation of absolute form measurements using a tilted-wave interferometer,  
  • 98. kcs09 en  
    Date: 08.03.2011
    Percental score: 8 %
    kcs09 en K-40 and Cs-137 in ground-level air in Braunschweig 2009 1,0 60 New Year's Eve firework (KClO4) week 14 - 24: much pollen week 26: begin grain harvest week 43: dry, wind from  
  • 99. Si-Cantilever sensors  
    Date: 13.02.2017
    Percental score: 8 %
    Si-Cantilever sensors Commercially available cantilevers with piezoresistive deflection detection were tested for use as roughness sensor at vertical sidewalls of micro structures with high aspect  
  • 100. Stand 2016 01 20  
    Date: 20.01.2016
    Percental score: 8 %
    Stand 2016 01 20 Liste der ausgesprochenen Duldung der Bestandstauchhülsen im Feld identifizierbar zusätzlich Merkmale Status: 01-21-20 Ansprechpartner: Herr Dr. Jürgen Rose  
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