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. 2021 Nov 3;9:733321. doi: 10.3389/fchem.2021.733321

TABLE 2.

The computed Hubbard U parameters for An dopants, in different oxidation state on Nd site and as tetravalent species on Zr site, in Nd2Zr2O7 pyrochlore. Values are in eV.

Actinide  An (III) An (IV) An (IV) on Zr An(V)
U - 1.7 2.3 2.2
Np - 2.1 2.0 2.6
Pu 2.4 2.6 2.6
Am 2.6 3.3 3.1 -
Cm 1.7 3.8 3.3 -