272 citations · 819 across the 20 of their papers we have counts for
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ARPES Detection of Superconducting Gap Sign in Unconventional Superconductors
Qiang Gao, Jin Mo Bok, Ping Ai +20
Superconductivity is realized by opening a gap in the superconducting state. The gap symmetry is crucial in understanding the underlying superconductivity mechanism. The magnitude…
Orbital driven two-dome superconducting phases in multiorbital superconductors
Jing Liu, Qing-Wei Wang, Liang-Jian Zou
We theoretically study the superconductivity in multiorbital superconductors based on a three-orbital tight-banding model. With appropriate values of the nearest-neighbour exchange…
Electronic Evolution from the Parent Mott Insulator to a Superconductor in Lightly Hole-Doped Bi2Sr2CaCu2O8+delta
Qiang Gao, Lin Zhao, Cheng Hu +15
High temperature superconductivity in cuprates is realized by doping the Mott insulator with charge carriers. A central issue is how such an insulating state can evolve into a cond…
Evidence for an Additional Symmetry Breaking from Direct Observation of Band Splitting in the Nematic State of FeSe Superconductor
Cong Li, Xianxin Wu, Le Wang +26
The iron-based superconductor FeSe has attracted much recent attention because of its simple crystal structure, distinct electronic structure and rich physics exhibited by itself a…
Selective Hybridization between Main Band and Superstructure Band in BiSrCaCuO Superconductor
Qiang Gao, Hongtao Yan, Jing Liu +20
High-resolution laser-based angle-resolved photoemission measurements have been carried out on BiSrCaCuO (Bi2212) and BiSrLaCuO (Bi2201)…
Evolution of Incommensurate Superstructure and Electronic Structure with Pb Substitution in (BiPb)SrCaCuO Superconductors
Jing Liu, Lin Zhao, Qiang Gao +24
High-quality BiPbSrCaCuO (Bi2212) single crystals have been successfully grown by the traveling solvent floating zone technique with a wide range of P…
Distinct Superconducting Gap on Two Bilayer-Split Fermi Surface Sheets in Superconductor
Ping Ai, Qiang Gao, Jing Liu +13
High resolution laser-based angle-resolved photoemission measurements were carried out on an overdoped superconductor with a Tc of 75 K. Two Fermi surface s…
Emergence of Superconductivity from Fully Incoherent Normal State in an Iron-Based Superconductor (BaK)FeAs
Jianwei Huang, Lin Zhao, Cong Li +20
In unconventional superconductors, it is generally believed that understanding the physical properties of the normal state is a pre-requisite for understanding the superconductivit…
Disappearance of Superconductivity and a Concomitant Lifshitz Transition in Heavily-Overdoped Bi2Sr2CuO6 Superconductor Revealed by Angle-Resolved Photoemission Spectroscopy
Ying Ding, Lin Zhao, Hongtao Yan +22
By partially doping Pb to effectively suppress the superstructure in single-layered cuprate Bi2Sr2CuO6+δ(Pb-Bi2201) and annealing them in vacuum or in high pressure oxygen atmosphe…
Evidence for Multiple Underlying Fermi Surface and Isotropic Energy Gap in the Cuprate Parent Compound CaCuOCl
Cheng Hu, Jian-Fa Zhao, Ying Ding +9
The parent compounds of the high-temperature cuprate superconductors are Mott insulators. It has been generally agreed that understanding the physics of the doped Mott insulators i…
Tracking the nematicity in cuprate superconductors: a resistivity study under uniaxial pressure
Tao Xie, Zhaoyu Liu, Yanhong Gu +14
Overshadowing the superconducting dome in hole-doped cuprates, the pseudogap state is still one of the mysteries that no consensus can be achieved. It has been suggested that the r…
Nonlinear uniaxial pressure dependence of in iron-based superconductors
Zhaoyu Liu, Yanhong Gu, Wenshan Hong +11
We have systematically studied the effects of in-plane uniaxial pressure on the superconducting transition temperature in many iron-based superconductors. The change of $…
Orbital Origin of Extremely Anisotropic Superconducting Gap in Nematic Phase of FeSe Superconductor
Defa Liu, Cong Li, Jianwei Huang +31
The iron-based superconductors are characterized by multiple-orbital physics where all the five Fe 3 orbitals get involved. The multiple-orbital nature gives rise to various nov…