mean lifetime

inverse of exponential decay rate; half-life is ln(2) times this value
rdfs:label
"mean lifetime"@en
skos:altLabel
"middellevetid"@da
schema:description
"inverse of exponential decay rate; half-life is ln(2) times this value"@en
schema:dateModified "2026-08-21T17:29:28+00:00"^^xsd:dateTime
schema:version 2534326605
wikibase:claim p:P2645
wikibase:directClaim wdt:P2645
wikibase:directClaimNormalized p:direct-normalized/P2645
wikibase:novalue p:novalue/P2645
wikibase:propertyType wikibase:Quantity
wikibase:qualifier p:qualifier/P2645
wikibase:qualifierValue p:qualifier/value/P2645
wikibase:qualifierValueNormalized p:qualifier/value-normalized/P2645
wikibase:reference p:reference/P2645
wikibase:referenceValue p:reference/value/P2645
wikibase:referenceValueNormalized p:reference/value-normalized/P2645
wikibase:statementProperty p:statement/P2645
wikibase:statementValue p:statement/value/P2645
wikibase:statementValueNormalized p:statement/value-normalized/P2645
wikibase:statements 13
p:P1552 wd:statement/P2645-F72C6F6F-EBDD-4DD5-8726-D07AE746886D
p:P1629 wd:statement/P2645-557a6cc6-4e98-e8dc-aaa0-ff35a98f2f8c
p:P1647 wd:statement/P2645-926fa8f7-40e3-db76-9eeb-1e786afa6e2e
p:P1659 wd:statement/P2645-64174c1b-419e-9f0b-049a-fa9256bda38a
p:P1855 wd:statement/P2645-2c8555d5-492f-572c-f96f-2db0a2bd1285
wd:statement/P2645-6f84d3e6-4153-a407-6333-0afd09b1852e
p:P2302 wd:statement/P2645-04D8D6BE-9D34-4081-9A87-B387AFD7B560
wd:statement/P2645-F69FC42F-4B4F-4BD0-85BD-BF32A71339FB
wd:statement/P2645-f174005d-4b9b-0470-0c79-32a3442c38a5
p:P2875 wd:statement/P2645-74EDF202-A6FF-4049-AB59-053BB4B4211E
p:P2876 wd:statement/P2645-1665bd00-4159-d99c-c4fc-5ef536963f41
p:P31 wd:statement/P2645-b006f287-474d-4766-ee14-07c4a09f1267
p:P3254 wd:statement/P2645-DA768C89-B685-453B-B02F-AE007D37E3AC
wdt:P1552 mean
wdt:P1629 mean lifetime
wdt:P1647 duration
wdt:P1659 half-life
wdt:P1855 neutron
photon
wdt:P2302 allowed units constraint
allowed-entity-types constraint
property scope constraint
wdt:P2875 Category:Pages using Wikidata property P2645
wdt:P2876 unit of length
wdt:P31 Wikidata property for physical quantities
wdt:P3254 <https://www.wikidata.org/wiki/Wikidata:Property_proposal/Archive/47#P2645>
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data from SPARQL profile: Wikidata