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359 results:
81. PTB News 1/2021  
Date: 29.03.2021
Percental score: 2 %
PTB News 1/2021, English edition, Issue April 2021 PTB News 1/2021 news 1 Scientific Newsletter Three times a year, PTB News provides topical information from the varied spectrum of activities of  
82. Detection of anisotropy in the optical constants of quartz crystals for soft X-rays  
Date: 18.03.2021
Percental score: 7 %
Quartz is an important substrate material for semiconductor structures and is used in a wide variety of industrial fields, for example as a substrate for various mirrors, nanostructures or other  
83. QMH 4 KAP 3 1 V14 1  
Date: 25.02.2021
Percental score: 5 %
QMH 4 KAP 3 1 V14 1 Qualitätsmanagement-Handbuch Abteilung 4 3.1 Kalibrier- und Messmöglichkeiten (Ausstellung von PTB-Kalibrierscheinen) Leistungen, die nur für Anwendungen innerhalb der Abteilung  
84. Accelerator physics: Experiment reveals new options for synchrotron light sources  
Date: 25.02.2021
Percental score: 4 %
Experimental set-up An international team has shown through a sensational experiment how diverse the possibilities for employing synchrotron light sources are. Accelerator experts from the Helmholtz-Zentrum Berlin  
85. 13 new KI projects  
Date: 15.02.2021
Percental score: 1 %
13 new KI projects Towards standardized quality control for AI systems in critical care Type: Postdoc or PhD Applicants • Dr. Stefan Haufe (Charité, PTB, and TU Berlin) Background In intensive care  
86. 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  
87. 4.23 Optical Nanometrology  
Date: 20.01.2021
Percental score: 4 %
Overview on standards for nanometrology   http://www.nanoscale.ptb.de/nanoscale/nanoscale-standards.html http://www.nano-refmat.bam.de/en/ Linewidth calibrations on photomasks are offered  
88. Extending the RDI model observer to images with an anatomic background  
Date: 23.12.2020
Percental score: 3 %
In mammography, raw images are processed by means of sophisticated procedures before being used for diagnosis. According to the protocols that are presently valid, only raw images of technical  
89. PIM measurements on a multiband antenna in the project “5G-Reallabor”  
Date: 08.12.2020
Percental score: 5 %
Dynamic PIM measurement being carried out on a multiband antenna Passive intermodulation (PIM) leads to interference signals in cellular networks and can therefore degrade network quality. In the project “5G-Reallabor”, PTB is working on traceability for PIM  
90. 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  
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