178 citations · 807 across the 18 of their papers we have counts for
18 papers
Electronic Stripe Patterns Near the Fermi Level of Tetragonal Fe(Se,S)
M. Walker, K. Scott, T. J. Boyle +13
FeSeS remains one of the most enigmatic systems of Fe-based superconductors. While much is known about the orthorhombic parent compound, FeSe, the tetragonal samples, F…
Two superconducting states with broken time-reversal symmetry in FeSe1-xSx
K. Matsuura, M. Roppongi, M. Qiu +25
Iron-chalcogenide superconductors FeSeS possess unique electronic properties such as non-magnetic nematic order and its quantum critical point. The nature of supercondu…
Strongly correlated itinerant magnetism on the boundary of superconductivity in a magnetic transition metal dichalcogenide
Nikola Maksimovic, Ryan Day, Na-Hyun Jo +8
Metallic ferromagnets with strongly interacting electrons often exhibit remarkable electronic phases such as ferromagnetic superconductivity, complex spin textures, and nontrivial…
Constraints on the two-dimensional pseudo-spin 1/2 Mott insulator description of SrIrO
Berend Zwartsenberg, Ryan P. Day, Elia Razzoli +10
SrIrO has often been described via a simple, one-band pseudo-spin 1/2 model, subject to electron-electron interactions, on a square lattice, fostering analogies with cu…
Tracking the evolution from isolated dimers to many-body entanglement in NaLuYbSe
Luke Pritchard Cairns, Ryan Day, Shannon Haley +5
We synthesize homogeneous compositions of NaLuYbSe, connecting non-magnetic NaLuSe to the triangular lattice spin liquid candidate NaYbSe. Thermal and magne…
The Three-Dimensional Electronic Structure of LiFeAs: Strong-coupling Superconductivity and Topology in the Iron Pnictides
Ryan P. Day, MengXing Na, Manuel Zingl +15
Amongst the iron-based superconductors, LiFeAs is unrivalled in the simplicity of its crystal structure and phase diagram. However, our understanding of this canonical compound suf…
Looking Beyond the Surface with Angle-Resolved Photoemission Spectroscopy
Ryan P. Day, Ilya S. Elfimov, Andrea Damascelli
The issue of surface sensitivity, and its relationship with interpretation of spectral features observed in angle-resolved photoemission spectroscopy experiments is investigated. R…
High-temperature topological superconductivity in twisted double layer copper oxides
Oguzhan Can, Tarun Tummuru, Ryan P. Day +3
A great variety of novel phenomena occur when two-dimensional materials, such as graphene or transition metal dichalcogenides, are assembled into bilayers with a twist between indi…
Establishing non-thermal regimes in pump-probe electron-relaxation dynamics
MengXing Na, Fabio Boschini, Arthur K. Mills +8
Time- and angle-resolved photoemission spectroscopy (TR-ARPES) accesses the electronic structure of solids under optical excitation, and is a powerful technique for studying the co…
Computational Framework for Angle-Resolved Photoemission Spectroscopy
Ryan P. Day, Berend Zwartsenberg, Ilya S. Elfimov +1
We have developed the numerical software package , designed for the simulation of photoemission matrix elements. This quantity encodes a depth of information regarding the…
Spin-orbit-controlled metal-insulator transition in SrIrO
Berend Zwartsenberg, Ryan P. Day, Elia Razzoli +12
In the context of correlated insulators, where electron-electron interactions (U) drive the localization of charge carriers, the metal-insulator transition (MIT) is described as ei…
Direct determination of mode-projected electron-phonon coupling in the time-domain
MengXing Na, Arthur K. Mills, Fabio Boschini +12
Ultrafast spectroscopies have become an important tool for elucidating the microscopic description and dynamical properties of quantum materials. In particular, by tracking the dyn…
Emergence of pseudogap from short-range spin-correlations in electron doped cuprates
F. Boschini, M. Zonno, E. Razzoli +13
Electron interactions are pivotal for defining the electronic structure of quantum materials. In particular, the strong electron Coulomb repulsion is considered the keystone for de…
Role of matrix elements in the time-resolved photoemission signal
F. Boschini, D. Bugini, M. Zonno +17
Time- and angle-resolved photoemission spectroscopy accesses the ultrafast evolution of quasiparticles and many-body interactions in solid-state systems. However, the momentum- and…
Stable Weyl points, trivial surface states and particle-hole compensation in WP2
E. Razzoli, B. Zwartsenberg, M. Michiardi +7
A possible connection between extremely large magneto-resistance and the presence of Weyl points has garnered much attention in the study of topological semimetals. Exploration of…
Influence of Spin Orbit Coupling in the Iron-Based Superconductors
R. P. Day, G. Levy, M. Michiardi +14
We report on the influence of spin-orbit coupling (SOC) in the Fe-based superconductors (FeSCs) via application of circularly-polarized spin and angle-resolved photoemission spectr…
Collapse of superconductivity in cuprates via ultrafast quenching of phase coherence
F. Boschini, E. H. da Silva Neto, E. Razzoli +16
The possibility of driving phase transitions in low-density condensates through the loss of phase coherence alone has far-reaching implications for the study of quantum phases of m…
Imaging and addressing of individual fermionic atoms in an optical lattice
G. J. A. Edge, R. Anderson, D. Jervis +4
We demonstrate fluorescence microscopy of individual fermionic potassium atoms in a 527-nm-period optical lattice. Using electromagnetically induced transparency (EIT) cooling on t…