Identifying the ‘fingerprint’ of antiferromagnetic spin fluctuations in iron pnictide superconductors

M. P. Allan, Kyungmin Lee, A. W. Rost, M. H. Fischer, F. Massee, K. Kihou, C-H. Lee, A. Iyo, H. Eisaki, T-M. Chuang, J. C. Davis and Eun-Ah Kim

Nature Physics 11, 177-182 (2014) doi:10.1038/nphys3187

http://arxiv.org/abs/1402.3297

Monday, December 22, 2014

Quasiparticle Interference (QPI) imaging technique reveals that electron-boson interaction in LiFeAs superconductivity has momentum-space anisotropic self-energy 'fingerprint' of antiferromagnetic spin fluctuations.

Funding Soure:

DOE Award DE-SC0010313

Research Area:

High Tc superconductivity