267 citations · 2.8k across the 74 of their papers we have counts for
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Common sublattice-pure van Hove singularities in the kagome superconductors VSb ( = K, Rb, Cs)
Yujie Lan, Yuhao Lei, Congcong Le +7
Kagome materials offer a versatile platform for exploring correlated and topological quantum states, where van Hove singularities (VHSs) play a pivotal role in driving electronic i…
Magnetic Excitations of a Half-Filled Tl-based Cuprate
I. Biało, Q. Wang, J. Küspert +21
Strong electron correlations drive Mott insulator transitions. Yet, there exists no framework to classify Mott insulators by their degree of correlation. Cuprate superconductors, w…
Ising superconductivity in the bulk incommensurate layered material (PbS)(TaS)
Sajilesh K. P., Roni Anna Gofman, Yuval Nitzav +8
Exploiting the spin-valley degree of freedom of electrons in materials is a promising avenue for energy-efficient information storage and quantum computing. A key challenge in util…
Probing enhanced superconductivity in van der Waals polytypes of VTaS
Wojciech R. Pudelko, Huanlong Liu, Francesco Petocchi +15
Layered transition metal dichalcogenides (TMDs) stabilize in multiple structural forms with profoundly distinct and exotic electronic phases. Interfacing different layer types is a…
Persistence of small polarons into the superconducting phase of BaKBiO
Muntaser Naamneh, Eugenio Paris, Daniel McNally +12
Bipolaronic superconductivity is an exotic pairing mechanism proposed for materials like BaKBiO (BKBO); however, conclusive experimental evidence for a (bi)polaron…
Charge transfer and Spin-Valley locking in 4Hb-TaS
Avior Almoalem, Roni Gofman, Yuval Nitzav +12
4Hb-TaS is a superconductor that exhibits unique characteristics such as time-reversal symmetry breaking, hidden magnetic memory, and topological edge modes. It is a naturally…
Non-trivial band topology and orbital-selective electronic nematicity in a new titanium-based kagome superconductor
Yong Hu, Congcong Le, Zhen Zhao +11
Electronic nematicity that spontaneously breaks rotational symmetry has been shown as a generic phenomenon in correlated quantum systems including high-temperature superconductors…
Pseudogap Suppression by Competition with Superconductivity in La-Based Cuprates
J. Küspert, R. Cohn Wagner, C. Lin +23
We have carried out a comprehensive high-resolution angle-resolved photoemission spectroscopy (ARPES) study of the pseudogap interplay with superconductivity in La-based cuprates.…
Coexistence of Tri-Hexagonal and Star-of-David Pattern in the Charge Density Wave of the Kagome Superconductor AVSb
Yong Hu, Xianxin Wu, Brenden R. Ortiz +5
The recently discovered layered kagome metals AVSb(A=K, Rb, Cs) have attracted much attention because of their unique combination of superconductivity, charge density wave…
Rich Nature of Van Hove Singularities in Kagome Superconductor CsVSb
Yong Hu, Xianxin Wu, Brenden R. Ortiz +9
The recently discovered layered kagome metals AVSb (A=K, Rb, Cs) exhibit diverse correlated phenomena, which are intertwined with a topological electronic structure with mu…
Charge-order-assisted topological surface states and flat bands in the kagome superconductor CsVSb
Yong Hu, Samuel M. L. Teicher, Brenden R. Ortiz +8
The diversity of emergent phenomena in quantum materials often arises from the interplay between different physical energy scales or broken symmetries. Cooperative interactions amo…
Strong- to weak-coupling superconductivity in high- bismuthates: revisiting the phase diagram via SR
T. Shang, D. J. Gawryluk, M. Naamneh +6
Several decades after the discovery of superconductivity in bismuthates, the strength of their electron-phonon coupling and its evolution with doping remain puzzling. To clarify th…
Decoupling of Lattice and Orbital Degrees of Freedom in an Iron-Pnictide Superconductor
Christian E. Matt, O. Ivashko, M. Horio +16
The interplay of structural and electronic phases in iron-based superconductors is a central theme in the search for the superconducting pairing mechanism. While electronic nematic…
Band Structure of Overdoped Cuprate Superconductors: Density Functional Theory Matching Experiments
K. P. Kramer, M. Horio, S. S. Tsirkin +25
A comprehensive angle resolved photoemission spectroscopy study of the band structure in single layer cuprates is presented with the aim of uncovering universal trends across diffe…
Cooling a polaronic liquid: Phase mixture and pseudogap-like spectra in superconducting
M. Naamneh, M. Yao, J. Jandke +17
Many complex electronic systems exhibit so-called pseudogaps, which are poorly-understood suppression of low-energy spectral intensity in the absence of an obvious gap-inducing sym…
Rotation symmetry breaking in La2-xSrxCuO4 revealed by ARPES
E. Razzoli, C. E. Matt, Y. Sassa +13
Using angle-resolved photoemission spectroscopy it is revealed that in the vicinity of optimal doping the electronic structure of La2-xSrxCuO4 cuprate undergoes an electronic recon…
Momentum-Resolved Electronic Structure of the High- Superconductor Parent Compound BaBiO
N. C. Plumb, D. J. Gawryluk, Y. Wang +12
We investigate the band structure of BaBiO, an insulating parent compound of doped high- superconductors, using \emph{in situ} angle-resolved photoemission spectroscop…
Internal pressure in superconducting Cu intercalated BiSe
Amit Ribak, Khanan B. Chashka, Elias Lahoud +7
Angle-resolved photoemission spectroscopy is used to study the band-structure of superconducting electrochemically intercalated CuBiSe. We find that in these samples th…
Electron scattering, charge order, and pseudogap physics in LaNdSrCuO: An angle resolved photoemission spectroscopy study
Christian E. Matt, Claudia G. Fatuzzo, Y. Sassa +27
We report an angle-resolved photoemission study of the charge stripe ordered LaNdSrCuO system. A comparative and quantitative line shape analysis is prese…
Tuning electronic correlations in transition metal pnictides: chemistry beyond the valence count
E. Razzoli, C. E. Matt, M. Kobayashi +14
The effects of electron-electron correlations on the low-energy electronic structure and their relationship with unconventional superconductivity are central aspects in the researc…
Evolution from a nodeless gap to d(x2-y2) form in underdoped La(2-x)SrxCuO4
E. Razzoli, G. Drachuck, A. Keren +5
Using angle-resolved photoemission (ARPES), it is revealed that the low-energy electronic excitation spectra of highly underdoped superconducting and non-superconducting La(2-x)Srx…
Bulk electronic structure of superconducting LaRu2P2 single crystals measured by soft x-ray angle-resolved photoemission spectroscopy
E. Razzoli, M. Kobayashi, V. N. Strocov +10
We present a soft X-ray angle-resolved photoemission spectroscopy (SX-ARPES) study of the stoichiometric pnictide superconductor LaRu2P2. The observed electronic structure is in go…