823 citations · 3.8k across the 43 of their papers we have counts for
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Origin of the Electronic Structure in Single-Layer FeSe/SrTiO3 Films
Defa Liu, Xianxin Wu, Fangsen Li +18
The accurate theoretical description of the underlying electronic structures is essential for understanding the superconducting mechanism of iron-based superconductors. Compared to…
Electronic structure and - phase diagram of Eu(FeRh)As
Shaozhu Xiao, Darren C. Peets, Wei Liu +9
The iron-based superconductors represent a promising platform for high-temperature superconductivity, but the interactions underpinning their pairing present a puzzle. The EuFe…
Identification of a Large Amount of Excess Fe in Superconducting Single-Layer FeSe/SrTiO3 Films
Yong Hu, Yu Xu, Qingyan Wang +6
The single-layer FeSe films grown on SrTiO3 (STO) substrates have attracted much attention because of its record high superconducting critical temperature (Tc). It is usually belie…
Insulating Parent Phase and Distinct Doping Evolution to Superconductivity in Single-Layer FeSe/SrTiO3 Films
Yong Hu, Yu Xu, Yi-Min Zhang +19
The single-layer FeSe/SrTiO3 (FeSe/STO) films have attracted much attention because of their simple crystal structure, distinct electronic structure and record high superconducting…
New Developments in Laser-Based Photoemission Spectroscopy and its Scientific Applications: a Key Issues Review
Xingjiang Zhou, Shaolong He, Guodong Liu +3
The significant progress in angle-resolved photoemission spectroscopy (ARPES) in last three decades has elevated it from a traditional band mapping tool to a precise probe of many-…
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…
Identification of Topological Surface State in PdTe2 Superconductor by Angle-Resolved Photoemission Spectroscopy
Yan Liu, Jianzhou Zhao, Li Yu +16
High resolution angle-resolved photoemission measurements have been carried out on transition metal dichalcogenide PdTe2 that is a superconductor with a Tc at 1.7 K. Combined with…
Electronic Structure of Transition Metal Dichalcogenides PdTe2 and Cu0.05PdTe2 Superconductors Obtained by Angle-Resolved Photoemission Spectroscopy
Yan Liu, Jianzhou Zhao, Li Yu +21
The layered transition metal chalcogenides have been a fertile land in solid state physics for many decades. Various MX2-type transition metal dichalcogenides, such as WTe2, IrTe2,…
Common Electronic Origin of Superconductivity in (Li,Fe)OHFeSe Bulk Superconductor and Single-Layer FeSe/SrTiO3 Films
Lin Zhao, Aiji Liang, Dongna Yuan +17
The mechanism of high temperature superconductivity in the iron-based superconductors remains an outstanding issue in condensed matter physics. The electronic structure, in particu…
Electronic Structure and Superconductivity of FeSe-Related Superconductors
Xu Liu, Lin Zhao, Shaolong He +7
The FeSe superconductor and its related systems have attracted much attention in the iron-based superconductors owing to their simple crystal structure and peculiar electronic and…
Dichotomy of Electronic Structure and Superconductivity between Single-Layer and Double-Layer FeSe/SrTiO3 Films
Xu Liu, Defa Liu, Wenhao Zhang +21
The latest discovery of possible high temperature superconductivity in the single-layer FeSe film grown on a SrTiO3 substrate, together with the observation of its unique electroni…
Electronic Evidence of an Insulator-Superconductor Transition in Single-Layer FeSe/SrTiO3 Films
Junfeng He, Xu Liu, Wenhao Zhang +21
In high temperature cuprate superconductors, it is now generally agreed that the parent compound is a Mott insulator and superconductivity is realized by doping the antiferromagnet…
Fermi Surface and Band Structure of (Ca,La)FeAs2 Superconductor from Angle-Resolved Photoemission Spectroscopy
Xu Liu, Defa Liu, Lin Zhao +17
The (Ca,R)FeAs2 (R=La,Pr and etc.) superconductors with a signature of superconductivity transition above 40 K possess a new kind of block layers that consist of zig-zag As chains.…
Doping Evolution of Nodal Band Renormalization in Bi2Sr2CuO6+d Superconductor Revealed by Laser-Based Angle-Resolved Photoemission Spectroscopy
Yingying Peng, Jianqiao Meng, Lin Zhao +9
High resolution laser-based angle-resolved photoemission measurements have been carried out on Bi2Sr2CuO6+d superconductor covering a wide doping range from heavily underdoped to h…
Disappearance of Nodal Gap across the Insulator-Superconductor Transition in a Copper-Oxide Superconductor
Yingying Peng, Jianqiao Meng, Daixiang Mou +16
The parent compound of the copper-oxide high temperature superconductors is a Mott insulator. Superconductivity is realized by doping an appropriate amount of charge carriers. How…
Coexistence of Two Sharp-Mode Couplings and Their Unusual Momentum Dependence in the Superconducting State of Bi2Sr2CaCu2O8+d Superconductor Revealed by Laser-Based Angle-Resolved Photoemission
Junfeng He, Wentao Zhang, Jin Mo Bok +20
Super-high resolution laser-based angle-resolved photoemission measurements have been carried out on Bi2Sr2CaCu2O8+d (Bi2212) superconductors to investigate momentum dependence of…
Phase Diagram and High Temperature Superconductivity at 65 K in Tuning Carrier Concentration of Single-Layer FeSe Films
Shaolong He, Junfeng He, Wenhao Zhang +21
Superconductivity in the cuprate superconductors and the Fe-based superconductors is realized by doping the parent compound with charge carriers, or by application of high pressure…
Unusual Fermi Surface Sheet-Dependent Band Splitting in Sr2RuO4 Revealed by High Resolution Angle-Resolved Photoemission
Shanyu Liu, Hongming Weng, Daixiang Mou +17
High resolution angle-resolved photoemission measurements have been carried out on Sr2RuO4. We observe clearly two sets of Fermi surface sheets near the (π,0)-(0,π) line which are…
Electronic Origin of High Temperature Superconductivity in Single-Layer FeSe Superconductor
Defa Liu, Wenhao Zhang, Daixiang Mou +21
The latest discovery of high temperature superconductivity signature in single-layer FeSe is significant because it is possible to break the superconducting critical temperature ce…
Wire network behavior in superconducting Nb films with diluted triangular arrays of holes
S. K. He, W. J. Zhang, H. F. Liu +8
We present transport measurement results on superconducting Nb films with diluted triangular arrays (honeycomb and kagomé) of holes. The patterned films have large disk-shaped inte…
Extraction of Electron Self-Energy and Gap Function in the Superconducting State of Bi_2Sr_2CaCu_2O_8 Superconductor via Laser-Based Angle-Resolved Photoemission
Wentao Zhang, Jin Mo Bok, Jae Hyun Yun +28
Super-high resolution laser-based angle-resolved photoemission measurements have been performed on a high temperature superconductor Bi_2Sr_2CaCu_2O_8. The band back-bending charac…
Common Fermi Surface Topology and Nodeless Superconducting Gap in K0.68Fe1.79Se2 and (Tl0.45K0.34)Fe1.84Se2 Superconductors Revealed from Angle-Resolved Photoemission Spectroscopy
Lin Zhao, Daixiang Mou, Shanyu Liu +22
We carried out high resolution angle-resolved photoemission measurements on the electronic structure and superconducting gap of K_0.68Fe_1.79Se_2 (T_c=32 K) and (Tl_0.45K_0.34)Fe_1…
Distinct Fermi Surface Topology and Nodeless Superconducting Gap in (Tl0.58Rb0.42)Fe1.72Se2 Superconductor
Daixiang Mou, Shanyu Liu, Xiaowen Jia +19
High resolution angle-resolved photoemission measurements have been carried out to study the electronic structure and superconducting gap of the (TlRb)Fe…
Unusual Electronic Structure and Observation of Dispersion Kink in CeFeAsO Parent Compound of FeAs-Based Superconductors
Haiyun Liu, G. F. Chen, Wentao Zhang +17
We report the first comprehensive high-resolution angle-resolved photoemission measurements on CeFeAsO, a parent compound of FeAs-based high temperature superconductors with a mang…