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Table 1

Adsorption energy (kcalmol-1) of HCN on the boat structure surface of hexagonal water ice Ih according to the number of bilayers and the number of bilayers for which the geometry is optimized.

Number of bilayers Number of optimized bilayers Eads
1 0 8.5
2 0 9.3
1 9.0
0 7.1
3 1 9.1
2 9.2

Notes. The results are obtained from the VASP calculations with the PBE functional with 50% exact Hartree-Fock exchange.

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