`quantitykind:Half-ValueThickness`

URI:http://qudt.org/vocab/quantitykind/Half-ValueThickness

rdf:type: qudt:QuantityKind

Predicate	Object
`rdf:type`	`qudt:QuantityKind`
`dcterms:description`	The "Half-Value Thickness" is the thickness of the material at which the intensity of radiation entering it is reduced by one half.
`qudt:applicableUnit`	Show 39 values `unit:ANGSTROM` `unit:AU` `unit:BTU_IT-PER-LB_F` `unit:CH` `unit:CHAIN_US` `unit:CentiM` `unit:DecaM` `unit:DeciM` `unit:FATH` `unit:FM` `unit:FT` `unit:FT_US` `unit:FUR` `unit:FemtoM` `unit:GAUGE_FR` `unit:GA_Charriere` `unit:HectoM` `unit:IN` `unit:KiloM` `unit:LY` `unit:M` `unit:MI` `unit:MI_N` `unit:MI_UK` `unit:MI_US` `unit:MicroIN` `unit:MicroM` `unit:MilLength` `unit:MilliIN` `unit:MilliM` `unit:NanoM` `unit:PARSEC` `unit:PCA` `unit:PT` `unit:PicoM` `unit:PlanckLength` `unit:ROD` `unit:YD` `unit:ZOLL`
`qudt:hasDimensionVector`	`qkdv:A0E0L1I0M0H0T0D0`
`qudt:informativeReference`	http://en.wikipedia.org/wiki/Half-value_layer
`qudt:normativeReference`	http://www.iso.org/iso/catalogue_detail?csnumber=31895
`qudt:plainTextDescription`	“The "Half-Value Thickness" is the thickness of the material at which the intensity of radiation entering it is reduced by one half.”
`qudt:symbol`	“d_{1/2}”
`qudt:wikidataMatch`	http://www.wikidata.org/entity/Q127526
`rdfs:comment`	“Applicable units are those of quantitykind:Length”
`rdfs:isDefinedBy`	http://qudt.org/3.1.10/vocab/quantitykind
`rdfs:label`	“Half-Value Thickness”@en
`skos:broader`	`quantitykind:Length`

Generated 2026-01-15T09:03:10.866-05:00