IEVref:881-12-53ID:
Language:enStatus: Standard
Term: linear energy transfer (abbreviation LET)
Synonym1: restricted linear collision stopping power
[Preferred]
Synonym2:
Synonym3:
Symbol: LΔ
Definition: of a charged particle in a medium; the quotient of dE by dl where dl is the distance traversed by a particle and dE is the energy loss due to collisions with energy transfer less than a specified value Δ usually expressed in electron volts

L Δ = ( dE dl ) Δ MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaeaaciWacmGadaGadeaabaGaaqaaaOqaaiaadYeadaWgaaWcbaacdaGae8hLdqeabeaakiabg2da9maabmaabaWaaSaaaeaacaqGKbGaamyraaqaaiaabsgacaWGSbaaaaGaayjkaiaawMcaamaaBaaaleaacqWFuoaraeqaaaaa@3F74@

NOTE – Although the definition specifies an energy cutoff and not a range cutoff the energy losses are sometimes called "energy locally imparted".

Examples: L100 means linear energy transfer for collisions with energy transfers less than 100 eV; L means linear energy transfer when all possible energy transfers are included.

L = Scol


Publication date:1983-01
Source
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