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This article has a note: [https://doi.org/10.1051/emsci/2024002]


Table 1

Easy and hard axes for all combinations of K1, K2 (except for the equality cases).

K2 > − 9K1
easy axes 〈110〉 〈110〉 〈111〉
hard axes 〈111〉 〈100〉 〈100〉
see Figure 2a Figure 2c Figure 2d
K2 > 0 K2 < 0
easy axes/planes {100} 〈111〉
hard axes/planes 〈111〉 {100}
see Figure 2e
K2 < −9K1
easy axes 〈100〉 〈100〉 〈111〉
hard axes 〈111〉 〈110〉 〈110〉

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