Topological Nodal-Line Fermions in the Non-Centrosymmetric Superconductor Compound PbTaSe2
Guang Bian, Tay-Rong Chang, Raman Sankar, Su-Yang Xu, Hao Zheng, Titus, Neupert, Ching-Kai Chiu, Shin-Ming Huang, Guoqing Chang, Ilya Belopolski,, Daniel S.Sanchez, Madhab Neupane, Nasser Alidoust, Chang Liu, BaoKai Wang,, Chi-Cheng Lee, Horng-Tay Jeng, Arun Bansil
TL;DR
This paper reports the discovery of a topological nodal-line semimetal state in the non-centrosymmetric superconductor PbTaSe2, revealing new topological properties in this material.
Contribution
It provides the first identification of a topological nodal-line semimetal state in PbTaSe2, expanding understanding of topological phases in superconductors.
Findings
Identification of topological nodal-line semimetal state in PbTaSe2
Characterization of non-centrosymmetric superconductor with topological features
Implications for topological superconductivity and quantum materials
Abstract
We report the identification of a Topological Nodal-Line Semimetal state in PbTaSe2.
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Taxonomy
TopicsTopological Materials and Phenomena · Advanced Condensed Matter Physics · Iron-based superconductors research