Beryllium Oxide

BeO

Moderators & Coolants

Density: 3.01 g/cm³

Beryllium oxide (beryllia) used as a moderator and reflector in compact reactors. Higher density than graphite with excellent thermal conductivity.

Composition

Nuclide / Element	Fraction
Be-9	0.500000
O-16	0.500000

S(α,β) required: be-o, o-be

Code output

MCNP

c Beryllium Oxide (BeO)
c Density: 3.01 g/cm3 (use -3.01 on cell card)
m20    4009.80c  0.500000  $ Be-9
       8016.80c  0.500000  $ O-16
mt20  be-o.20t o-be.20t

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