|Title||Superconductivity in K- and Na-doped BaFe2As2: What can we learn from heat capacity and pressure dependence of T-c|
|Publication Type||Journal Article|
|Year of Publication||2015|
|Journal||Modern Physics Letters B|
|Type of Article||Article|
|Keywords||anomalies, behavior, chemistry, Heat capacity, high-temperature superconductivity, impurities, Iron pnictide superconductors, Iron-based superconductor, kfe2as2, metal, pressure, state, unconventional superconductivity|
= 0.9) series follow the BNC scaling. However, the pressure dependence of T-c (measured up to similar to 12 kbar) have clear nonlinearities for Na concentration in 0.2-0.25 region, that may be consistent with T-c crossing the phase boundaries of the emergent, narrow, antiferromagnetic/tetragonal phase. Results will be discussed in context other studies of these two related families of iron-based superconductors.
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