Swiss Federal Institute of Metrology

E374710

federal agency of Switzerland national metrology institute

The Swiss Federal Institute of Metrology is Switzerland’s national metrology institute responsible for establishing and maintaining the country’s measurement standards and ensuring their international compatibility.

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All labels observed (6)

Label	Occurrences
Swiss Federal Institute of Metrology canonical	3
Eidgenössisches Institut für Metrologie	1
Federal Institute of Metrology	1
Federal Institute of Metrology (historically / partially, depending on period)	1
Institut fédéral de métrologie	1
Istituto federale di metrologia	1

How this entity was disambiguated

This entity first appeared as the object of triple T3638736 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Swiss Federal Institute of Metrology
Context triple: [Federal Department of Economic Affairs, Education and Research, oversees, Swiss Federal Institute of Metrology]

A. Swiss Federal Laboratories for Materials Science and Technology
The Swiss Federal Laboratories for Materials Science and Technology (Empa) is a Swiss research institution focused on advanced materials, engineering, and technology development to support industry and public policy.
B. Paul Scherrer Institute
The Paul Scherrer Institute is Switzerland’s largest research center for natural and engineering sciences, known for its cutting-edge work in areas such as particle physics, materials science, and energy research.
C. International Bureau of Weights and Measures
The International Bureau of Weights and Measures is an international organization that maintains the global system of units (SI) and ensures worldwide uniformity of measurements and time standards.
D. Physikalisch-Technische Reichsanstalt
The Physikalisch-Technische Reichsanstalt was the German Empire’s national institute for scientific research and standards in physics and technology, serving as a precursor to modern metrology institutes.
E. Swiss Academy of Engineering Sciences
The Swiss Academy of Engineering Sciences is a national scholarly institution in Switzerland that promotes excellence, research, and innovation in engineering and related technological fields.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Swiss Federal Institute of Metrology
Target entity description: The Swiss Federal Institute of Metrology is Switzerland’s national metrology institute responsible for establishing and maintaining the country’s measurement standards and ensuring their international compatibility.

A. Swiss Federal Laboratories for Materials Science and Technology
The Swiss Federal Laboratories for Materials Science and Technology (Empa) is a Swiss research institution focused on advanced materials, engineering, and technology development to support industry and public policy.
B. Paul Scherrer Institute
The Paul Scherrer Institute is Switzerland’s largest research center for natural and engineering sciences, known for its cutting-edge work in areas such as particle physics, materials science, and energy research.
C. International Bureau of Weights and Measures
The International Bureau of Weights and Measures is an international organization that maintains the global system of units (SI) and ensures worldwide uniformity of measurements and time standards.
D. Physikalisch-Technische Reichsanstalt
The Physikalisch-Technische Reichsanstalt was the German Empire’s national institute for scientific research and standards in physics and technology, serving as a precursor to modern metrology institutes.
E. Swiss Academy of Engineering Sciences
The Swiss Academy of Engineering Sciences is a national scholarly institution in Switzerland that promotes excellence, research, and innovation in engineering and related technological fields.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	federal agency of Switzerland ⓘ national metrology institute ⓘ
abbreviation	METAS ⓘ
appliesStandard	International System of Units ⓘ
coordinatesWith	other national metrology institutes worldwide ⓘ
country	Switzerland ⓘ
ensures	international compatibility of Swiss measurement standards ⓘ
fieldOfWork	acoustics and vibration measurement ⓘ chemistry and gas analysis ⓘ electrical quantities measurement ⓘ ionizing radiation measurement ⓘ length measurement ⓘ mass measurement ⓘ nanometrology ⓘ photometry and radiometry ⓘ temperature measurement ⓘ time and frequency measurement ⓘ
hasRole	Swiss signatory to international metrology agreements ⓘ
headquartersLocation	Canton of Bern NERFINISHED ⓘ Wabern ⓘ
inception	20th century ⓘ
jurisdiction	Confoederatio Helvetica (Swiss Confederation) ⓘ surface form: Swiss Confederation
locatedInTimeZone	Central European Summer Time ⓘ Central European Time ⓘ
nativeName	Swiss Federal Institute of Metrology self-linksurface differs ⓘ surface form: Eidgenössisches Institut für Metrologie Swiss Federal Institute of Metrology self-linksurface differs ⓘ surface form: Institut fédéral de métrologie Swiss Federal Institute of Metrology self-linksurface differs ⓘ surface form: Istituto federale di metrologia
officialLanguage	French ⓘ German ⓘ Italian ⓘ Romansh ⓘ
parentOrganization	Confoederatio Helvetica (Swiss Confederation) ⓘ surface form: Swiss Confederation
participatesIn	Mutual Recognition Arrangement of the CIPM ⓘ international metrology organizations ⓘ
partOf	Swiss federal government ⓘ surface form: federal administration of Switzerland
provides	calibration certificates traceable to national standards ⓘ
responsibleFor	calibration services in Switzerland ⓘ legal metrology in Switzerland ⓘ measurement uncertainty evaluation in Switzerland ⓘ metrological research in Switzerland ⓘ national measurement standards of Switzerland ⓘ realization of SI units in Switzerland ⓘ traceability of measurements in Switzerland ⓘ type approval of measuring instruments in Switzerland ⓘ
sector	metrology ⓘ
supervises	conformity of legally regulated measuring instruments in Switzerland ⓘ
website	https://www.metas.ch ⓘ

How these facts were elicited

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Federal Department of Economic Affairs, Education and Research → oversees → Swiss Federal Institute of Metrology ⓘ

EJPD → oversees → Swiss Federal Institute of Metrology ⓘ

this entity surface form: Federal Institute of Metrology (historically / partially, depending on period)

DFJP → supervises → Swiss Federal Institute of Metrology ⓘ

this entity surface form: Federal Institute of Metrology

WBF → oversees → Swiss Federal Institute of Metrology ⓘ

DEFR → supervises → Swiss Federal Institute of Metrology ⓘ

Swiss Federal Institute of Metrology → nativeName → Swiss Federal Institute of Metrology self-linksurface differs ⓘ

this entity surface form: Eidgenössisches Institut für Metrologie

Swiss Federal Institute of Metrology → nativeName → Swiss Federal Institute of Metrology self-linksurface differs ⓘ

this entity surface form: Institut fédéral de métrologie

Swiss Federal Institute of Metrology → nativeName → Swiss Federal Institute of Metrology self-linksurface differs ⓘ

this entity surface form: Istituto federale di metrologia

All labels observed (6)

How this entity was disambiguated Show

Statements (47)

How these facts were elicited Show

Referenced by (8)

How this entity was disambiguated

How these facts were elicited