armi.materials.caH2 module¶

Calcium Hydride.

class armi.materials.caH2.CaH2[source]¶

Bases: armi.materials.material.SimpleSolid

CalciumHydride

name = 'CaH2'¶: String identifying the material

setDefaultMassFracs()[source]¶

Default mass fractions.

http://atom.kaeri.re.kr/ton/ iso atomic percent abundance and atomic mass of 20-calcium | 20-Ca-40 96.941% 39.9625912 | 20-Ca-42 0.647% 41.9586183 | 20-Ca-43 0.135% 42.9587668 | 20-Ca-44 2.086% 43.9554811 | 20-Ca-46 0.004% 45.9536928 | 20-Ca-48 0.187% 47.9525335

atomic weight of H2 2.01565 weight of CaH2 42.09367285

weight% of Ca-40 in CaH2            0.920331558
weight% of Ca-42 in CaH2            0.006449241
weight% of Ca-43 in CaH2            0.001377745
weight% of Ca-44 in CaH2            0.02178264
weight% of Ca-46 in CaH2            4.3668E-05
weight% of Ca-48 in CaH2            0.002130278
weight% of H2 in CaH2               0.047884869

density3(Tk=None, Tc=None)[source]¶

Mass density

http://en.wikipedia.org/wiki/Calcium_hydride

Returns: density – grams / cc
Return type: float

paramCollectionType¶: alias of armi.reactor.parameters.parameterCollections.MaterialParameterCollection