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356 results:
101. Determination of the angular distribution of backscattered particles at the ion accumulation experiment  
Date: 26.09.2006
Percental score: 7 %
A monitor was developed for the measurement of sputtered and reflected particles to determine the mass contribution of particles which are backscattered through the entry hole of the collector at  
102. Determination of the response of the alanine dosimeter for high-energy electrons in collaboration with the Swiss Federal Office of Metrology (METAS)  
Date: 23.09.2011
Percental score: 5 %
The response of the alanine dosimeter with regard to the absorbed dose to water Dw for high-energy electron radiation has been determined in collaboration with the Swiss Federal Office of Metrology  
103. Determination of the water absorbed dose in neutron beams and ion beams with ionization chambers and a transportable water calorimeter  
Date: 10.05.2006
Percental score: 5 %
A transportable and compact water calorimeter was used in hospitals and research institutes which use different types of particle beams for cancer therapy: in a collimated neutron beam (Clinical  
104. Development of simulation software for digital mammography data to determine the image quality via a deep learning observer  
Date: 23.12.2021
Percental score: 3 %
Department 6.2, Dosimetry for Radiation Therapy and Diagnostic Radiology, is developing software for simulating realistic mammography data in cooperation with the Radboudumc and the LRCB in Nijmegen  
105. Developments of high resolution CD/3D AFMS  
Date: 25.09.2019
Percental score: 5 %
Developments of high resolution CD/3D AFMs The traceable calibration of 3D geometry of complex nanostructures still remains as a challenging task today. In this working group, new traceable route  
106. Devices  
Date: 22.04.2016
Percental score: 12 %
In addition to the numerous measurement devices that Working Group 6.25 has for calibrating secondary standards by means of industrial X-ray tubes, this Working Group also has access to various  
107. Differences in the sound reduction in test facilities and in buildings  
Date: 15.03.2007
Percental score: 7 %
It was shown by scaled model measurements that in test facilities, homogeneous building elements have a larger sound reduction than in real buildings. This is a broadband effect which decreases  
108. Direct Measurement of Negative Light Pressure by Means of PTB’s Nanonewton Force Facility  
Date: 20.12.2018
Percental score: 3 %
The development of methods for assembling and manipulating macro-, micro- and nano-objects by means of laser radiation is of great interest. However, this is limited to dielectric particles. This  
109. Discovery of radioactivity by Henri Becquerel 100 years ago - "Radioactivity" laboratory of PTR/PTB founded as early as 1912  
Date: 20.02.1996
Percental score: 5 %
On February 24, 1896, Henri Becquerel reported before the Académie des Sciences in Paris that a specific uranium-bearing crystal which had been brought to shine under the action of sunlight and had  
110. Dose measurement during prostate cancer treatment  
Date: 09.06.2009
Percental score: 14 %
During radiation therapy, the physicians try to keep the dose in the tumour as high as possible to destroy as many cancer cells as possible. To avoid the damaging of healthy tissue, it is becoming  
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