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448 results:
  • 191. 1400 km of optical fibre connect optical clocks in France and Germany  
    Date: 08.08.2016
    Percental score: 3 %
    Metrological optical fibre link In the past few years, optical atomic clocks have made spectacular progress, becoming 100 times more precise than the best caesium clocks. So far, their precision has been available only locally,  
  • 192. Werner von Siemens Ring Prize for tunnel pioneer  
    Date: 17.12.2015
    Percental score: 3 %
    Martin Herrenknecht builds the world's largest boring machines. His tunnel boring machines are top-notch when it comes to spectacular projects such as the Gotthard Base Tunnel, the fourth tube of the  
  • 193. Annex 2 Services of the core facility  
    Date: 08.05.2017
    Percental score: 3 %
    Annex 2 Services of the core facility Services − Magnetic shielding Contact person: Dr. Allard Schnabel Within this core facility centre we offer measurement time in three magnetically shielded  
  • 194. 2009 Piester EFTF Concept for an acuurate Calibration  
    Date: 23.03.2010
    Percental score: 3 %
    2009 Piester EFTF Concept for an acuurate Calibration Concept for an Accurate Calibration of Long Baseline Two-Way Satellite Time and Frequency Transfer (TWSTFT) Links via Two Separated Transponders  
  • 195. Automated electrical test of sound level meters  
    Date: 09.02.2021
    Percental score: 3 %
    Automated electrical test of sound level meters Automated electrical test of sound level meters February 11th, 2021 For the automated electrical test of sound level meter type approvals a  
  • 196. Selected Publications of Working Group 2.62  
    Date: 19.04.2016
    Percental score: 3 %
    Publications (last update: April 2016) Review articles on quantum Hall resistance at dc Review articles on quantum Hall resistance at ac and the history of impedance realisations Text books  
  • 197. PTB 8.51 MB04 RiskAnalyse EN V12  
    Date: 22.12.2022
    Percental score: 3 %
    PTB 8.51 MB04 RiskAnalyse EN V12 Working group 8.51 “Metrological Software“ Last revision: December 22, 2022 Leaflet: Software Risk Assessment – Guidelines for Manufacturers 1 Introduction The aim  
  • 198. Order form for calibration or test of active dosemeters or secondary standards for photon radiation  
    Date: 19.10.2023
    Percental score: 3 %
    Order form for calibration or test of active dosemeters or secondary standards for photon radiation Order form for calibration or test of active dosemeters or secondary standards for photon  
  • 199. Detector for the measurement of the kinetic energy of microparticles in space  
    Date: 06.10.2008
    Percental score: 3 %
    In cooperation with partners from industry and from universities, a detector has been developed for the in-situ measurement of the kinetic energy of impacting, fast microparticles. An array  
  • 200. Services  
    Date: 08.05.2017
    Percental score: 3 %
    Magnetic shieldings Contact person: Dr. Allard Schnabel Within this core facility centre we offer measurement time in three magnetically shielded rooms (MSRs) at PTB campus Berlin Charlottenburg:  
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