How many atoms make a kilogram? PTB is answering this question in the Avogadro Project with the help of an almost perfect single crystal of silicon – and in this way it is contributing significantly to the redefinition of the kilogram and the mole. more
PTB - The National Metrology Institute of Germany
In Braunschweig and Berlin, time comes from atomic clocks, lengths are measured far into the nano-world, scientists do research on fundamental questions concerning the physical units, and the employees in the laboratories calibrate measuring instruments, meeting the most demanding requirements. Therefore, the Physikalisch-Technische Bundesanstalt is among the top names in metrology worldwide. As Germany's national metrology institute, PTB is Germany's highest authority when it comes to correct and reliable measurements. It is the supreme technical authority of the Federal Ministry for Economic Affairs and Energy (BMWi) and employs a total of approx. 1900 staff members. PTB operates an integrated quality management system which covers the four interlinked field of business. (Self-Declaration on quality management).
The Physikalisch-Technische Bundesanstalt, the National Metrology Institute of Germany, is a scientific and technical higher federal authority falling within the competence of the Federal Ministry for Economic Affairs and Energy.
E-Mobilität – korrektes Messen und Abrechnen beim Laden ist für alle wichtig
Eine Milliarde Euro investiert die Bundesregierung in ein Maßnahmenpaket zur Beschleunigung des Marktes für Elektromobilität in Deutschland. Der Aufbau der notwendigen Ladeinfrastruktur für elektrisch...