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Update physical constants to CODATA 2014

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Paul Romano 2016-11-30 07:28:05 -06:00
parent 08852a410b
commit ab72510d20
65 changed files with 927 additions and 925 deletions
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15
openmc/data/data.py
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@ -208,16 +208,17 @@ def atomic_weight(element):
return None if weight == 0. else weight
# The value of the Boltzman constant in units of eV / K
# Values here are from the Committee on Data for Science and Technology
# (CODATA) 2010 recommendation (doi:10.1103/RevModPhys.84.1527).
K_BOLTZMANN = 8.6173324e-5
# (CODATA) 2014 recommendation (doi:10.1103/RevModPhys.88.035009).
# The value of the Boltzman constant in units of eV / K
K_BOLTZMANN = 8.6173303e-5
# Used for converting units in ACE data
EV_PER_MEV = 1.0e6
# Avogadro's constant from CODATA 2010
AVOGADRO = 6.02214129E23
# Avogadro's constant
AVOGADRO = 6.022140857e23
# Neutron mass from CODATA 2010 in units of amu
NEUTRON_MASS = 1.008664916
# Neutron mass in units of amu
NEUTRON_MASS = 1.00866491588