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27 results:
11. 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  
12. Homogeneous MR images  
Date: 04.12.2018
Percental score: 17 %
Magnetic Resonance Imaging (MRI) at high magnetic fields up to 7 tesla allows a better image resolution, shorter measu-ring times and – thus – better diagnostics. A disadvantage is that, in the case  
13. 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.  
14. Workshop "The Quantum Revolution in Metrology"  
Date: 28.11.2017
Percental score: 14 %
The revised International System of Units, the SI, will rest on seven defining constants. To realize the SI units based on the defining constants, methods of quantum metrology will be used in many  
15. New measuring quantities  
Date: 22.03.2016
Percental score: 16 %
In its report ICRU 95 the International Commission on Radiation Units and Measurements (ICRU) has proposed new quantities in radiation protection. The effects of a possible introduction of  
16. PTB News 1/2011  
Date: 11.06.2015
Percental score: 2 %
PTB News 1/2011, English edition, Issue June 2011 PTB News 1/2011 news 1/2011 The Science Newsletter of the Physikalisch-Technische Bundesanstalt High-precision 3D micrometrology Page 3 Scientific  
17. Willkommen  
Date: 17.04.2015
Percental score: 1 %
Living in Germany. A Guide for Guest Researchers and Foreign Employees Willkommen Willkommen Bienvenue Welcome Living in Germany A Guide for Guest Researchers and Foreign  
18. Frozen highly-charged ions for highest precision spectroscopy  
Date: 13.03.2015
Percental score: 7 %
A team of researchers from the Max Planck Institute for Nuclear Physics in Heidelberg, the Physikalisch-Technische Bundesanstalt in Braunschweig and the University of Aarhus in Denmark demonstrated  
19. Report head of Division 2  
Date: 15.01.2015
Percental score: 2 %
Report head of Division 2 Division 2 Electricity Electricity The “Electricity” Division deals with all aspects of the subject area Electricity and Magnetism and ensures, with its activities,  
20. Thiel and Seifert JAP 2009  
Date: 04.03.2013
Percental score: 3 %
Thiel and Seifert JAP 2009 Noninvasive probing of the human body with electromagnetic pulses: Modeling of the signal path F. Thiel and F. Seifert Citation: J. Appl. Phys. 105, 044904 (2009); doi:  
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