229 citations · 2.1k across the 95 of their papers we have counts for
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Spectral signatures of hidden order and hidden quantum critical points
Reja H. Wilke, Henning Schlömer, Sebastian Paeckel +2
Hidden-order phases elude the conventional Ginzburg-Landau framework: although they spontaneously break symmetry, their order remains invisible to standard local two-point correlat…
Neural-quantum-state based downfolding of the three-band Emery model for cuprates and nickelates
Hannah Lange, Julius F. A. Tirpitz, Annabelle Bohrdt
Understanding the physics underlying high-temperature superconductivity in cuprates and, more recently, infinite-layer nickelates has remained a central challenge in condensed-matt…
Two-channel physics in a lightly doped antiferromagnetic Mott insulator revealed by two-hole spectroscopy
Pit Bermes, Sebastian Paeckel, Annabelle Bohrdt +2
Understanding pairing in the strong-coupling regime of doped Mott insulators remains an open problem in the context of cuprate superconductors. We perform ultra-high resolution num…
Simulating superconductivity in mixed-dimensional -- bilayers with neural quantum states
Hannah Lange, Ao Chen, Antoine Georges +3
Motivated by the recent discovery of superconductivity in the bilayer nickelate LaNiO (LNO) under pressure, we study a mixed-dimensional (mixD) bilayer -$J…
Large Isolated Stripes on Short 18-leg - Cylinders
Tizian Blatz, Sebastian Paeckel, Ulrich Schollwöck +2
Spin-charge stripes belong to the most prominent low-temperature orders besides superconductivity in high-temperature superconductors. This phase is particularly challenging to stu…
Anomalous Eigenstates of a Doped Hole in the Ising Antiferromagnet
Piotr Wrzosek, Krzysztof Wohlfeld, Eugene A. Demler +2
The problem of a mobile hole doped into an antiferromagnet Mott insulator is believed to underly the rich physics of several paradigmatic strongly correlated electron systems, rang…
Towards effective models for low-dimensional cuprates: From ground state Hamiltonian reconstruction to spectral functions
Hannah Lange, Tizian Blatz, Ulrich Schollwöck +2
Understanding which minimal effective model captures the essential physics of cuprates is a key step towards unraveling the mechanism behind high- superconductivity. Recent me…
Topology meets symmetry breaking: Hidden order, intrinsically gapless topological states and finite-temperature topological transitions
Reja H. Wilke, Henning Schlömer, Simon M. Linsel +2
Since the discovery of phase transitions driven by topological defects, the classification of phases of matter has been significantly extended beyond Ginzburg and Landau's paradigm…
Magnetic polarons at finite temperature: One-hole spectroscopy study
Toni Guthardt, Markus Scheb, Jan von Delft +2
The physics of strongly correlated fermions described by Hubbard or - models in the underdoped regime -- relevant for high-temperature superconductivity in cuprate compounds…
Observation of emergent scaling of spin-charge correlations at the onset of the pseudogap
Thomas Chalopin, Petar Bojović, Si Wang +12
In strongly correlated materials, interacting electrons are entangled and form collective quantum states, resulting in rich low-temperature phase diagrams. Notable examples include…
Simulating the two-dimensional model at finite doping with neural quantum states
Hannah Lange, Annika Böhler, Christopher Roth +1
Simulating large, strongly interacting fermionic systems remains a major challenge for existing numerical methods. In this work, we introduce Gutzwiller projected hidden fermion de…
Autoregressive neural quantum states of Fermi Hubbard models
Eduardo Ibarra-García-Padilla, Hannah Lange, Roger G Melko +4
Neural quantum states (NQS) have emerged as a powerful ansatz for variational quantum Monte Carlo studies of strongly-correlated systems. Here, we apply recurrent neural networks (…
Geometric orthogonal metals: Hidden antiferromagnetism and pseudogap from fluctuating stripes
Henning Schlömer, Annabelle Bohrdt, Fabian Grusdt
One of the key features of hole-doped cuprates is the presence of an extended pseudogap phase, whose microscopic origin has been the subject of intense investigation since its disc…
Two-dopant origin of competing stripe and pair formation in Hubbard and - models
Tizian Blatz, Ulrich Schollwöck, Fabian Grusdt +1
Understanding the physics of the two-dimensional Hubbard model is widely believed to be a key step in achieving a full understanding of high- cuprate superconductors.…
Probing a Modified Luttinger Sum Rule in the Strongly Interacting 1D Fermi-Hubbard Model
Annika Böhler, Henning Schlömer, Ulrich Schollwöck +2
Fermi surface reconstruction in cuprates can lead to an abrupt change in the Fermi momentum between different phases. This phenomenon remains subject of debate and is at the…
Spectroscopy of Hubbard-Mott excitons and their ro-vibrational excitations
Annabelle Bohrdt, Eugene Demler, Fabian Grusdt
Hubbard excitons are bound states of doublons and holes that can be experimentally probed both in real materials, such as cuprates, and in cold atom quantum simulators. Here we com…
Emergent spinon-holon Feshbach resonance in a doped Majumdar-Ghosh model
Simon M. Linsel, Ulrich Schollwöck, Annabelle Bohrdt +1
Experimental and numerical spectroscopy have revealed rich physics in antiferromagnets, in particular in frustrated and doped systems. The Majumdar-Ghosh (MG) model has an analytic…
Implementation of the bilayer Hubbard model in a moiré heterostructure
Borislav Polovnikov, Johannes Scherzer, Subhradeep Misra +14
Moiré materials provide a unique platform for studies of correlated many-body physics of the Fermi-Hubbard model on triangular spin-charge lattices. Bilayer Hubbard models are of p…
Magnetic polarons beyond linear spin-wave theory: Mesons dressed by magnons
Pit Bermes, Annabelle Bohrdt, Fabian Grusdt
When a mobile hole is doped into an antiferromagnet, its movement will distort the surrounding magnetic order and yield a magnetic polaron. The resulting complex interplay of spin…
Feshbach hypothesis of high-Tc superconductivity in cuprates
Lukas Homeier, Hannah Lange, Eugene Demler +2
Resonant interactions associated with the emergence of a bound state constitute one of the cornerstones of modern many-body physics, ranging from Kondo physics, BEC-BCS crossover,…
Sub-dimensional magnetic polarons in the one-hole doped SU(3) - model
Henning Schlömer, Fabian Grusdt, Ulrich Schollwöck +2
The physics of doped Mott insulators is at the heart of strongly correlated materials and is believed to constitute an essential ingredient for high-temperature superconductivity.…
Superconductivity in the pressurized nickelate LaNiO in the vicinity of a BEC-BCS crossover
Henning Schlömer, Ulrich Schollwöck, Fabian Grusdt +1
Ever since the discovery of high-temperature superconductivity in cuprates, gaining microscopic insights into the nature of pairing in strongly correlated, repulsively interacting…
Neural network approach to quasiparticle dispersions in doped antiferromagnets
Hannah Lange, Fabian Döschl, Juan Carrasquilla +1
Numerically simulating spinful, fermionic systems is of great interest from the perspective of condensed matter physics. However, the exponential growth of the Hilbert space dimens…
Feshbach resonance in a strongly repulsive bilayer model: a possible scenario for bilayer nickelate superconductors
Hannah Lange, Lukas Homeier, Eugene Demler +3
Since the discovery of superconductivity in cuprate materials, the minimal ingredients for high-T superconductivity have been an outstanding puzzle. Motivated by the recently d…