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372 results:
61. New facility for the combined generation of force and torque  
Date: 05.10.2012
Percental score: 11 %
After a complex planning phase, the implementation of a machine allowing both longitudinal force and torque to be generated simultaneously is entering into its final phase. The measurement facility  
62. Helmholtz Symposium with the awarding of the Helmholtz Prize  
Date: 04.12.2018
Percental score: 10 %
24 June 2014, Haus der Wissenschaft, Braunschweig. Lectures: (in German) Röntgen – A discovery that changed the world (Uwe Busch, Deutsches Röntgen-Museum, Remscheid) Research with synchrotron  
63. 3D nano-metrology with X-ray fluorescence and scattering techniques  
Date: 03.03.2020
Percental score: 10 %
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  
64. Calorimetric determination of the absorbed dose to water in the near field of 192Ir brachytherapy sources  
Date: 29.09.2008
Percental score: 10 %
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.  
65. Using UV-C radiation to combat the coronavirus  
Date: 01.12.2020
Percental score: 10 %
Dr. Peter Sperfeld performs measurements of UV-C radiation The Physikalisch-Technische Bundesanstalt (PTB) measured the internal irradiance of a prototype of an indoor UV-C air purification unit to gauge its effectiveness in neutralizing germs and viruses. A  
66. Schallkalibratoren  
Date: 25.11.2022
Percental score: 10 %
Schallkalibratoren Zugelassene Schallkalibratoren Stand: 25.11.2022 nach den Anforderungen der IEC 60942 (Ausgabe 2017) Baumusterprüf-  
67. European X-ray Spectrometry Association Prizes for PTB Scientists  
Date: 15.08.2018
Percental score: 9 %
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  
68. 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.  
69. 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  
70. 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  
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