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Neuer Imagefilm

Was ist die PTB? Man kann sich durch Chroniken wühlen oder Jahresberichte lesen, um diese Frage zu beantworten. Oder man nimmt sich für einen ersten Eindruck gut 6 Minuten Zeit, schaut sich einen Imagefilm an und hört, was einige Mitarbeiterinnen und Mitarbeiter über die Institution sagen.

PTB - The National Metrology Institute of Germany

PTB's profile of tasks

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 Opens internal link in current windowquality management system which covers the four interlinked field of business. (Initiates file downloadSelf-Declaration on quality management).

Corporate logo of the Federal Ministry for Economic Affairs and Energy

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.

Molecular selfie reveals how a chemical bond breaks

Scientists of the Institute of Photonic Sciences (Barcelona) have monitored the locations of all the atoms of an molecule while one of its bonds breaks and a single proton escapes. The “reaction...

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Alle Einheiten werden in Zukunft auf der Basis von Naturkonstanten definiert sein. (Grafik: PTB)

Für alle Zeiten und Kulturen

Für Kilogramm, Kelvin und Co. brechen neue Zeiten an. Das Internationale Einheitensystem (SI) bekommt eine voraussichtlich „für alle Zeiten und Kulturen“ stabile Grundlage: Naturkonstanten werden in...

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Verbessertes Verfahren zur spektralen Farbmessung

Spektrale Farbmessungen sind heutzutage in vielen Bereichen der Wissenschaft und Industrie unverzichtbar. Beispielsweise sind eindeutige Farbdefinitionen und optimale Farbwiederholungen in der...

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Various aspheres

New developments in measurement techniques for aspheres

Whether we are dealing with space telescopes whose lens systems have to be accurate to the nanometer despite their large dimensions or with cell phone cameras or endoscopes, aspheres are used in...

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PTB-News 1.2016

Three times a year, PTB News provides topical information from the varied spectrum of activities of the Physikalisch-Technische Bundesanstalt (PTB).
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Annual Report 2015

The Annual Report 2015 summarizes last year's news, developments, and projects.
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PTB-Mitteilungen 4.2015, Das Jahr des Lichtes
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Manufacture of high-precision involute standards [ more ]

Weiterentwickeltes dynamisches Brückennormal für ein erweitertes Kalibrierangebot dynamischer Brückenverstärker [ more ]

Examination of area measuring 3D micro measurement systems for dimensional measurement tasks [ more ]

Dr. Peter Ulbig appointed as a member of the accreditation advisory board of the German government [ more ]

Multi-sensor metrology for microparts in innovative industrial products [ more ]

PTB Open Access Repository in Datenbank überführt [ more ]

Accurate size and shape measurement of erosive particles with computed tomography [ more ]

OIML Seminar on Legal Metrology Management Systems [ more ]

At the surface of the new kilogram [ more ]

Helium liquefier for PTB in Braunschweig [ more ]