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343 results:
51. Minimum target size for ultrasound power measurements in focussed fields  
Date: 14.01.2011
Percental score: 13 %
The minimum target size for power measurements in focussed ultrasonic fields with circular symmetry has been computed; such fields occur in medical diagnostics and in high-intensity therapeutic  
52. 3D nano-metrology with X-ray fluorescence and scattering techniques  
Date: 03.03.2020
Percental score: 12 %
A new algorithm allows the fast reconstruction of atom distributions in 3D nanostructured surfaces Over the last years, PTB has developed a new method for atom-specific reconstruction of  
53. 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.  
54. European X-ray Spectrometry Association Prizes for PTB Scientists  
Date: 15.08.2018
Percental score: 12 %
Since 2006, the European X-Ray Spectrometry Association (EXSA) has awarded prizes for excellent work in the field of x-ray spectrometry and, since 2010, additionally for the best dissertation in  
55. Lothar Cremer Prize Winner 2009: Volker Wittstock  
Date: 24.04.2009
Percental score: 12 %
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  
56. Modernization and development of the CORADOS (COsmic RAdiation DOSimetry Site) reference measurement site  
Date: 23.12.2021
Percental score: 11 %
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  
57. Helmholtz Prize 2014  
Date: 04.12.2018
Percental score: 11 %
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,  
58. All over the world – weighing instruments made in Germany  
Date: 16.11.2009
Percental score: 11 %
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  
59. TWI Publications  
Date: 07.06.2019
Percental score: 11 %
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,  
60. kcs09 en  
Date: 08.03.2011
Percental score: 11 %
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  
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