Logo of the Physikalisch-Technische Bundesanstalt

Search

Search result

347 results:
131. Tilted-Wave Interferometer (TWI) as Example for Hand-in-Hand Calibration of Real and Virtual Experiments  
Date: 06.11.2020
Percental score: 7 %
The optical industry uses aspheres and free-form surfaces in modern optical systems, which, however, place very high demands on metrology. Optical measurement techniques have a prominent role to play  
132. Getting to PTB in Berlin Adlershof  
Date: 10.04.2017
Percental score: 7 %
Getting to PTB in Berlin Adlershof Getting to PTB in Berlin-Adlershof In Adlershof, PTB can be reached from Adlershof Station (S-Bahnhof Adlershof) (about a 15-minute walk). The Willy  
133. Forschungsvorhaben  
Date: 10.04.2015
Percental score: 6 %
Aus dem Jahresbericht 2013 Forschungsvorhaben Forschungsvorhaben Abteilung 7, Temperatur und Synchrotronstrahlung Neu bewilligte Forschungsvorhaben Entwicklung und Charakterisierung von  
134. Uncertainty budget for the dose range between 2 Gy and 25 Gy established  
Date: 15.01.2007
Percental score: 6 %
The uncertainty budget for the secondary standard measurement system for the dose to water based on alanine/ESR was established. The relative standard measurement uncertainty is 0.15% for 25 Gy,  
135. Confirmation of the results obtained in the mass determination of the 28Si spheres AVO28-S5c and AVO28-S8c in 2013 and 2014  
Date: 24.10.2018
Percental score: 6 %
Within the scope of comparison measurements with regard to the results of the determination of the Avogadro constant and the Planck constant with the aid of the first two monocrystalline silicon  
136. Broadband traveling-wave parametric amplifier with more than 20 dB gain in the GHz frequency range  
Date: 27.11.2017
Percental score: 6 %
Test chip with superconducting SQUID series arrays Quantum information technology requires broadband amplifiers with extremely low intrinsic noise. A traveling-wave parametric amplifier based on a series array of one-junction SQUIDs was developed at  
137. PIM measurements on a multiband antenna in the project “5G-Reallabor”  
Date: 08.12.2020
Percental score: 6 %
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  
138. Traceability of photometric absorbance values for the accurate determination of the total haemoglobin concentration in blood  
Date: 28.11.2013
Percental score: 6 %
One of the analytes that is most frequently measured in laboratory medicine is the total haemoglobin concentration (Hb) in blood. It is based on transforming (by means of appropriate conversion  
139. Ionizing radiation in diagnostics and therapy  
Date: 23.03.2016
Percental score: 6 %
back Ionizing radiation is not visible and cannot be perceived with the senses which humans have such as, e.g., the sense of smell or the sense of hearing. Exposure to ionizing radiation can damage  
140. QMH 4 KAP 3 1 V14 1  
Date: 25.02.2021
Percental score: 6 %
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  
###SPINNER###
Search results 131 until 140 of 347
The search query was processed in 223 ms.

Search behavior

In the search, the following parameters can be used:

  • "": Phrase search. The words you entered must occur exactly as entered in the search results. Example: "Metrological Services"
  • -: NOT operation. A word can not appear in the search results. Example: "Metrological Services" -"Verification Act"
  • *: Substring search. Example: "Metrological Services" measure* finds "Metrological Services" measures and "Metrological Services" measurement

If you enter more than one search term, the individual words are connected with an "AND".