The physics of quantum materials is dictated by many-body interactions and mathematical
concepts such as symmetry and topology that have transformed our understanding of matter …

Iron with a large magnetic moment was widely believed to be harmful to the emergence of
superconductivity because of the competition between the static ordering of electron spins …

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 …

Since the discovery of high T c iron-based superconductors in early 2008, more than 15,000
papers have been published as a result of intensive research. This paper describes the …

The surprising discovery of superconductivity in layered iron-based materials, with transition
temperatures climbing as high as 55 K, has led to thousands of publications on this subject …

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 …

Fe-based superconductors have attracted research interest because of their rich structural
variety, which is due to their layered crystal structures. Here we report the new-structure-type …

High-transition temperature (high-T c) superconductivity in the iron pnictides or
chalcogenides emerges from the suppression of the static antiferromagnetic order in their …

This review shows the highlights of a 4-year-long research project supported by the
Japanese Government to explore new superconducting materials and relevant functional …

We report the discovery of bulk superconductivity (SC) at 6.1 K in a quasi-one-dimensional
chromium pnictide K 2 Cr 3 As 3 that contains [(Cr 3 As 3) 2−]∞ double-walled …