Table 5 Calculated chemical components of the interface energies (mJ m⁻²) for the interfaces with different surface terminations (marked with superscript) and their corresponding chemical formulas

\({(110)}_{\alpha }^{{\rm{FeTi}}}\parallel {(100)}_{\beta }^{{{\rm{H}}}_{2}}\)

Fe₁₈Ti₁₈H₁₀

71.9

\({(110)}_{\alpha }^{{\rm{FeTi}}}\parallel {(100)}_{\beta }^{{\rm{FeTi}}}\)

Fe₂₀Ti₂₀H₁₀

68.0

\({(110)}_{\alpha }^{{\rm{FeTi}}}\parallel {(100)}_{\beta }^{{{\rm{Fe}}}_{2}{{\rm{Ti}}}_{2}}\)

Fe₂₂Ti₂₂H₁₀

72.3

\({(1\bar10)}_{\alpha}^{{\rm{FeTi}}}\Vert {(010)}_{\beta}^{{\rm{FeTi}}}\)

Fe₂₅Ti₂₅H₁₂

95.3

\({(1\bar10)}_{\alpha }^{{\rm{FeTi}}}\parallel {(010)}_{\beta }^{{\rm{H}}}\)

Fe₂₅Ti₂₅H₁₃

100.4

\({(001)}_{\alpha }^{{{\rm{Fe}}}_{2}}\parallel {(001)}_{\beta }^{{{\rm{Fe}}}_{2}{{\rm{H}}}_{2}}\)

Fe₂₈Ti₂₆H₁₄

57.3

\({(001)}_{\alpha }^{{{\rm{Ti}}}_{2}}\parallel {(001)}_{\beta }^{{{\rm{Ti}}}_{2}}\)

Fe₂₈Ti₃₀H₁₄

62.0