Physikalisch-Technische Bundesanstalt

Bundesallee 100, 38116 Braunschweig, Tel.: +49 (531) 592-0

Since 1947, the PTB has been residing in Braunschweig.

About 1300 employees in eight divisions work on an area of 1 km²; the Presidential Board of the PTB has its seat in Braunschweig.

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Abbestraße 2–12, 10587 Berlin, Tel.: +49 (30) 34 81-0

The traditional site of the PTB in Berlin-Charlottenburg (since 1887).

The sectors of priority of the Divisions "Temperature and Synchrotron Radiation" and "Medical Physics and Metrological Information Technology" can be found here.

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Bessy II: Albert-Einstein-Str. 15 , 12489 Berlin,
Tel.: +49 (30) 63 92-0
Willy-Wien-Laboratorium: Magnusstraße 9, 12489 Berlin,
Tel.: +49 (30) 63 92-0

For the handling of fundamental and applied metrology tasks focussed on "radiometry", the PTB laboratory at the electron storage ring BESSY II makes use of synchrotron radiation from the UV to the X-ray range.

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