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EU:  BARN

Status: STD 2005/06/07
Code: 9
Symbol: b
EQ label: AREA
 
Quantities associated with this Unit
Quantity: cross-section
Concept definition: For a specified target particle and for a specified reaction or process produced by incident charged or uncharged particles of specified type and energy, the mean number of such reactions or processes divided by the incident-particle fluence [ISO 80000-10:2009, item 10-44].
1 b = 100 fm2 = 10-28 m2 (exactly).
 
Reference type: PR
Reference: [ISO 80000-10:2009, item 10-39.a (Conversion factors and remarks)]
Supplemental references:  

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