IEVref:
113-04-53
ID:
Language:
en
Status:
Standard
Term:
thermal diffusivity
Synonym1:
Synonym2:
Synonym3:
Symbol:
α
Definition:
quantity
α
=
λ
ρ
c
p
MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqk0di9Wr=fpeei0di9v8qiW7rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadeaabaGaaqaaaOqaaiabeg7aHjabg2da9m aalaaabaGaeq4UdWgabaGaeqyWdiNaaGjcVlaadogadaWgaaWcbaGa amiCaaqabaaaaaaa@4290@
, where
λ
is thermal conductivity,
ρ
is mass density, and
c
p
is specific heat capacity at constant pressure
NOTE The coherent SI unit of thermal diffusivity is square metre per second, m
2
/s.
Publication
date
:
2011-04
Source
Replaces:
Internal notes:
2017-06-02: Cleanup - Remove Attached Image 113-04-53en.gif
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
quantity
α
=
λ
ρ
c
p
MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqk0di9Wr=fpeei0di9v8qiW7rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadeaabaGaaqaaaOqaaiabeg7aHjabg2da9m aalaaabaGaeq4UdWgabaGaeqyWdiNaaGjcVlaadogadaWgaaWcbaGa amiCaaqabaaaaaaa@4290@
, where
λ
is thermal conductivity,
ρ
is mass density, and
c
p
is specific heat capacity at constant pressure
NOTE The coherent SI unit of thermal diffusivity is square metre per second, m
2
/s.