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Message of the year

First approval in China

Speed control using digital techniques

Magnetic nanostructures visualized

New “Characteristic Safety Data„ tables

First comparison of the optical transition frequencies of two stored 171Yb+ -ions

Metrological scanning force microscope

The electronic personal dosimeter PTB DOS-2002

PTB's Berlin Institute 50 years old

European Association of National Metrology Institutes for Thermal Energy

Laser Pulse Mammography

Numerical modelling of the heart

Four decades of Technical Cooperation

54th meeting of the Board of Consultants

Two leading positions in international metrology

Helmholtz award for NMR tomography

Lean organization for the PTB

© Physikalisch-Technische Bundesanstalt Annual Report 2003