Metrologia is an international journal dealing with the scientific aspects of metrology. It has been running since 1965 and has been published by the Bureau International des Poids et Mesures (BIPM) since 1991. Since 2003 the journal has been published by Institute of Physics Publishing on behalf of the BIPM. Metrologia covers the fundamentals of measurements, in particular those dealing with the 7 base units of the International System of Units (meter, kilogram, second, ampere, Kelvin, candela, mole) or proposals to replace them.
The journal had an Impact factor of 1.667 for 2007 according to Journal Citation Reports. It is indexed in ISI, Scopus, Inspec, Chemical Abstracts Service, Compendex, GeoRef, NASA Astrophysics Data System, and VINITI Abstracts Journal (Referativnyi Zhurnal).
It is a subscription journal, but all papers are freely accessible for the first 30 days after publication at the journal web site