319 citations · 1.4k across the 24 of their papers we have counts for
24 papers
SrIrO/SrIrO superlattice for a model 2D quantum Heisenberg antiferromagnet
Hoon Kim, Joel Bertinshaw, J. Porras +9
Spin-orbit entangled pseudospins hold promise for a wide array of exotic magnetism ranging from a Heisenberg antiferromagnet to a Kitaev spin liquid depending on the lattice and bo…
Effect of pseudogap on electronic anisotropy in the strain dependence of the superconducting of underdoped YBaCuO
M. Frachet, D. J. Campbell, A. Missiaen +11
For orthorhombic superconductors we define thermodynamic anisotropy as the difference in how superconducting varies with strains $ε_…
Unconventional quantum vortex matter state hosts quantum oscillations in the underdoped high-temperature cuprate superconductors
Yu-Te Hsu, Máté Hartstein, Alexander J. Davies +15
A central question in the underdoped cuprates pertains to the nature of the pseudogap ground state. A conventional metallic ground state of the pseudogap region has been argued to…
Charge density waves in YBaCuO probed by resonant x-ray scattering under uniaxial compression
H. -H. Kim, E. Lefrançois, K. Kummer +14
We report a comprehensive Cu L-edge resonant x-ray scattering study of two- and three-dimensional (2D and 3D) incommensurate charge correlations in single crystals of the under…
Hard antinodal gap revealed by quantum oscillations in the pseudogap regime of underdoped high- superconductors
Mate Hartstein, Yu-Te Hsu, Kimberly A. Modic +12
An understanding of the missing antinodal electronic excitations in the pseudogap state is essential for uncovering the physics of the underdoped cuprate high temperature supercond…
Spin-wave gap collapse in Rh-doped Sr2IrO4
J. Bertinshaw, J. K. Kim, J. Porras +7
We use resonant inelastic x-ray scattering (RIXS) at the Ir L3 edge to study the effect of hole doping upon the Jeff=1/2 Mott-insulating state in Sr2IrO4, via Rh replacement of the…
Pump frequency resonances for light-induced incipient superconductivity in YBaCuO
B. Liu, M. Först, M. Fechner +5
Optical excitation in the cuprates has been shown to induce transient superconducting correlations above the thermodynamic transition temperature, , as evidenced by the terahe…
Resonant inelastic x-ray scattering study of bond order and spin excitations in nickelate thin-film structures
K. Fürsich, Y. Lu, D. Betto +13
We used high-resolution resonant inelastic x-ray scattering (RIXS) at the Ni edge to simultaneously investigate high-energy interband transitions characteristic of Ni-O bond…
Pseudospin-lattice coupling in the spin-orbit Mott insulator Sr2IrO4
J. Porras, J. Bertinshaw, H. Liu +15
Spin-orbit entangled magnetic dipoles, often referred to as pseudospins, provide a new avenue to explore novel magnetism inconceivable in the weak spin-orbit coupling limit, but th…
Light-Induced Metastable State in Charge-Ordered YBaCuO
H. Gretarsson, S. M. Souliou, S. Jeong +6
We report temporal changes in Raman-scattering spectra of detwinned YBaCuO single crystals under exposure to red laser light polarized along the crystallographic $a…
Coincident onset of charge density wave order at a quantum critical point in underdoped YBCO
H. Jang, W. -S. Lee, S. Song +14
The recently demonstrated x-ray scattering approach using a free electron laser with a high field pulsed magnet has opened new opportunities to explore the charge density wave (CDW…
Rapid Suppression of the Charge Density Wave in YBaCuO under Hydrostatic Pressure
S. M. Souliou, H. Gretarsson, G. Garbarino +4
We report on the effects of hydrostatic pressure (HP) on the charge density wave observed in underdoped cuprates. We studied YBaCuO (=61 K) using high-resoluti…
Thermodynamic evidence for nematic phase transition at the onset of pseudogap in YBaCuO
Y. Sato, S. Kasahara, H. Murayama +8
A central issue in the quest to understand the superconductivity in cuprates is the nature and origin of the pseudogap state, which harbours anomalous electronic states such as Fer…
High field charge order across the phase diagram of
F. Laliberté, M. Frachet, S. Benhabib +8
In hole-doped cuprates there is now compelling evidence that inside the pseudogap phase, charge order breaks translational symmetry leading to a reconstruction of the Fermi surface…
Higgs mode and its decay in a two dimensional antiferromagnet
A. Jain, M. Krautloher, J. Porras +9
Condensed-matter analogs of the Higgs boson in particle physics allow insights into its behavior in different symmetries and dimensionalities. Evidence for the Higgs mode has been…
Optically induced lattice deformations, electronic structure changes, and enhanced superconductivity in YBa2Cu3O6.48
R. Mankowsky, M. Fechner, M. Först +10
Resonant optical excitation of apical oxygen vibrational modes in the normal state of underdoped YBa2Cu3O6+x induces a transient state with optical properties similar to those of t…
Accessing the Full Superconducting Dome in Pristine YBa2Cu3O6+x Under Pressure
P. L. Alireza, G. H. Zhang, W. Guo +7
We attain the previously unaccessed full superconducting dome in a pristine high temperature cuprate superconductor by applying pressures up to 280 kbar to samples of near stoichio…
Dynamical decoherence of the light induced interlayer coupling in YBaCuO
C. R. Hunt, D. Nicoletti, S. Kaiser +5
Optical excitation of apical oxygen vibrations in YBaCuO has been shown to enhance its c-axis superconducting-phase rigidity, as evidenced by a transient blue s…
Cu-NMR study of oxygen disorder in ortho-II YBa2Cu3Oy
T. Wu, R. Zhou, M. Hirata +12
We show that 63Cu NMR spectra place strong constraints on both the nature and the concentration of oxygen defects in ortho-II YBa2Cu3Oy. Systematic deviation from ideal ortho-II or…
Soft spin-amplitude fluctuations in a Mott-insulating ruthenate
A. Jain, M. Krautloher, J. Porras +9
Magnetism in transition-metal compounds (TMCs) has traditionally been associated with spin degrees of freedom, because the orbital magnetic moments are typically largely quenched.…
Collective nature of spin excitations in superconducting cuprates probed by resonant inelastic x-ray scattering
M. Minola, G. Dellea, H. Gretarsson +13
We used resonant inelastic x-ray scattering (RIXS) with and without analysis of the scattered photon polarization, to study dispersive spin excitations in the high temperature supe…
Resonant X-ray Scattering Study of Charge Density Wave Correlations in YBaCuO
S. Blanco-Canosa, A. Frano, E. Schierle +7
We report the results a comprehensive study of charge density wave (CDW) correlations in untwinned YBCO6+x single crystals with 0.4<x<0.99 using Cu-L3 edge resonant x-ray scatterin…
The magnetic phase diagram of underdoped YBa2Cu3Oy inferred from torque magnetization and thermal conductivity
Fan Yu, Max Hirschberger, Toshinao Loew +11
Strong evidence for charge-density correlation in the underdoped phase of the cuprate YBa2Cu3Oy was obtained by nuclear magnetic resonance (NMR) and resonant x-ray scatter- ing. Th…
Momentum-dependent charge correlations in YBaCuO superconductors probed by resonant x-ray scattering: Evidence for three competing phases
S. Blanco-Canosa, A. Frano, T. Loew +10
We have used resonant x-ray scattering to determine the momentum dependent charge correlations in YBaCuO samples with highly ordered chain arrays of oxygen accepto…