Happy new year 2019...
On 16 November 2018, the 60 Member States of the Metre Convention unanimously voted to recast the International System of Units. This vote is a historic event because, for the first time since the signing of the Metre Convention in 1875, four units: the kilogram, the mole, the ampere and the kelvin, have been redefined on the basis of fundamental natural constants. It also marks the end of the use of material artifacts for unit definition.
As part of the European Graphene Flagship programme, the Laboratoire National de Métrologie et d'Essais - LNE, the National Physical Laboratory - NPL (Great Britain) and the Instituto de Nanociencia de Aragón - Universidad de ...
The SI comprises seven units of measurement that are found in every aspect of our day-to-day lives; they are especially critical to industry. For the last two centuries, metrologists have been constantly working to improve those units of measurement, and four of them were redefined in 2018. Read our comprehensive report on the subject.
For greater insight into technical, scientific or regulatory terminology, consult our definitions. For a specific technical definition or to learn more about a particular notion, look for the "From the expert's desk" section.
115 years striving to benefit the field of measurement
Since its founding in 1901, LNE has deployed its human and technical resources in the quest of developing increasingly more reliable and accurate measurement capacities. The Laboratory's works, renowned expertise and scientific excellence, all applied to overcome complex challenges, carry authoritative weight in industrial fields as well as among institutions and the public sector, which benefit from its guidance and solutions. LNE's dedication to areas affecting large population segments on a daily basis justifies its status as a leading actor in continuously enhancing companies' competitiveness and innovation while promoting a safer and more responsible society.