The Consortium

Physikalisch-Technische Bundesanstalt (PTB), Braunschweig, Germany

Centro Español de Metrología (CEM), Tres Cantos, Madrid, Spain

Cesky Metrologicky Institut (CMI), Brno, Czech Republic

Istituto Nazionale di Ricerca Metrologica (INRIM), Torino, Italy

National Physical Laboratory (NPL), Teddington, Middlesex, United Kingdom

Research Institutes of Sweden AB (RISE), Borås, Sweden

Turkiye Bilimsel ve Teknolojik Arastirma Kurumu (TUBITAK), Ankara, Turkey

Teknologian tutkimuskeskus (VTT), Espoo, Finland

Cranfield University (CU), Cranfield, Bedfordshire, United Kingdom

Stuttgart University (USTUTT), Stuttgart, Germany

Zavod za gradbeništvo Slovenije (ZAG), Ljubljana, Slovenia

Central Office of Measures (GUM), Warsaw, Poland

Instituto Nacional de Metrologia, Qualidade e Tecnologia (INMETRO), Rio de Janeiro, Brazil