Kamihara and coworkers' report of superconductivity at T c= 26 K in fluorine-doped
LaFeAsO inspired a worldwide effort to understand the nature of the superconductivity in this …

The response of the worldwide scientific community to the discovery in 2008 of
superconductivity at T c= 26 K in the Fe-based compound LaFeAsO1− x F x has been very …

The recently discovered FeAs-based superconductors are a new, promising set of materials
for technological and basic research. They offer transition temperatures as high as 55 K as …

Single crystalline samples of Ba (Fe 1− x Co x) 2 As 2 with x< 0.12 have been grown and
characterized via microscopic, thermodynamic, and transport measurements. With …

CaFe 2 As 2 has been found to be exceptionally sensitive to the application of hydrostatic
pressure and can be tuned to reveal all the salient features associated with FeAs …

CaFe 2 As 2 has been synthesized and found to form in the tetragonal ThCr 2 Si 2 structure
with lattice parameters a= 3.912 (68) Å and c= 11.667 (45) Å. Upon cooling through 170 K …

In a superconductor electrons form pairs and electric transport becomes dissipation-less at
low temperatures. Recently discovered iron-based superconductors have the highest …

Aliovalent rare-earth substitution into the alkaline-earth site of CaFe 2 As 2 single crystals is
used to fine tune structural, magnetic, and electronic properties of this iron-based …

We report the synthesis and physical properties of single crystals of stoichiometric BaNi 2 As
2 that crystallizes in the ThCr 2 Si 2 structure with lattice parameters a= 4.112 (4) Å and c …

Neutron diffraction measurements have been performed on a powder sample of BaMn 2 As
2 over the temperature T range from 10 to 675 K. These measurements demonstrate that this …