Table 1 Experimental lattice constants of YBa1−xSr x CuFeO522,30,31.

From: Nature of spiral state and absence of electric polarisation in Sr-doped YBaCuFeO5 revealed by first-principle study

x

a (Å)

b (Å)

c (Å)

0.00

3.8711

3.8711

7.6629

0.25

3.8603

3.8603

7.6595

0.50

3.8506

3.8506

7.6517

0.75

3.8408

3.8408

7.6342

1.00

3.8317

3.8317

7.6076

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