Spin-Lattice Coupling and Superconductivity in Fe Pnictides

Table 1

The values of z, 𝑇_𝐶 for various Fe pnictides. Na-111 means NaFeAs, K-Ba122 means 𝐾_1−𝑥𝐵𝑎_𝑥𝐹𝑒₂𝐴𝑠₂, and so forth.

Compound	𝑧(Å)	𝑇𝐶 (K)	Ref.
Na111	1.41	15.5	[35]
K-Ba122	1.37	38	[36]
F-La1111	1.34	26	[37]
F-Nd1111	1.37	46	[38]
F-Ce1111	1.34	35	[39]
F-Pr1111	1.32	47	[40]
F-La1111	1.32	20	[41]
Pr1111	1.32	47	[40]
O-Sm1111	1.37	34	[42]
V-Nd1111	1.38	51	[43]
Co-La1111	1.34	14.3	[44]
Fe(Se0.416Te0.584)	1.65	14	[45]
Fe(Se0.493Te0.507)	1.62	14	[45]
Li111	1.51	10	[46]
Li111	1.68	18	[47]
F-Sm1111	1.36	46	[48]
F-Tb1111	1.38	44	[49]
V-Nd1111	1.37	51	[43]
Co-SrFeAsF	1.35	4	[50]
K-Ba122	1.38	38	[36]