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439 results:
  • 31. Calorimetric determination of the absorbed dose to water in the near field of 192Ir brachytherapy sources  
    Date: 29.09.2008
    Percental score: 12 %
    The measurand in the dosimetry of brachytherapy sources is the absorbed dose rate to water, at a distance of 1 cm from the centre of activity of the radiation source, vertical to the source axis.  
  • 32. Neutron monitor for pulsed radiation  
    Date: 29.09.2008
    Percental score: 5 %
    At PTB, a new monitor for the measurement of pulsed neutron radiation has been developed, based on the detection of β- radiation from activity reactions on silver. PTB has applied for a patent for  
  • 33. Detector for the measurement of the kinetic energy of microparticles in space  
    Date: 06.10.2008
    Percental score: 4 %
    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  
  • 34. In-vivo dosimetry with alanine/ESR  
    Date: 30.03.2009
    Percental score: 5 %
    The secondary standard measuring system for the absorbed dose to water on the basis of alanine/ESR was used for in-vivo measurements in the radiotherapy of prostate carcinoma. The investigations were  
  • 35. Lothar Cremer Prize Winner 2009: Volker Wittstock  
    Date: 24.04.2009
    Percental score: 11 %
    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  
  • 36. qmh-5 kap3 1  
    Date: 24.04.2009
    Percental score: 2 %
    Kap. 3.4 qmh-5 kap3 1 Qualitätsmanagement-Handbuch Abteilung 5 3 Leistungsangebot 3.1 Kalibrierungen und Prüfungen In the CMCs uncertainty statements, the notation Q[a, b] stands for the  
  • 37. merkblatt mid  
    Date: 07.05.2009
    Percental score: 1 %
    merkblatt mid Physikalisch-Technische Bundesanstalt Braunschweig und Berlin Arbeitsgruppe 5.45 Zulassung von Längenmessmitteln Ihre Ansprechpartner  
  • 38. merkblatt stoff  
    Date: 07.05.2009
    Percental score: 8 %
    merkblatt stoff Physikalisch-Technische Bundesanstalt Braunschweig und Berlin Arbeitsgruppe 5.45 Zulassung von Längenmessmitteln Ihre Ansprechpartner: siehe  
  • 39. 14th Technical Discussion on the Monitoring of Environmental Radioactivity  
    Date: 29.05.2009
    Percental score: 8 %
    From March 24 to 26, 2009, the 14th Technical Discussion on the Monitoring of Environmental Radioactivity took place at the Albert Ludwigs University in Freiburg. Under the title "IMIS - Integrating  
  • 40. Dose measurement during prostate cancer treatment  
    Date: 09.06.2009
    Percental score: 16 %
    During radiation therapy, the physicians try to keep the dose in the tumour as high as possible to destroy as many cancer cells as possible. To avoid the damaging of healthy tissue, it is becoming  
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