True vs false Fermi surfaces in the Pseudogap regime and their transformation with doping and temperature in the Hubbard Model

arXiv:2610.12339 · cond-mat.str-el · Submitted 2026-10-08 · Read on arXiv

cond-mat.str-el

Submitted: 2026-10-08

Updated: 2026-10-08

Terminology

• Hubbard Model — 42× in this paper · explained in 3 episodes
• Momentum Distribution Curves — 6× in this paper
• Energy Distribution Curve — 5× in this paper
• Frequency Dependence — 4× in this paper · explained in 2 episodes
• Benchmark — 3× in this paper · explained in 2 episodes
• In the Renormalized Classical — 3× in this paper
• Lifshitz transition — 3× in this paper · explained in 2 episodes
• Antiferromagnetic Correlation — 2× in this paper · explained in 1 episode
• Symmetry Breaking — 2× in this paper · explained in 3 episodes
• Ab Initio — 1× in this paper · explained in 1 episode
• Accuracy — 1× in this paper · explained in 1 episode
• Ancilla Qubits — 1× in this paper · explained in 1 episode
• Anisotropy — 1× in this paper · explained in 3 episodes
• Commentary — 1× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Frustration — 1× in this paper · explained in 2 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• Particle-hole asymmetry — 1× in this paper · explained in 2 episodes
• Phase Transitions — 1× in this paper · explained in 2 episodes
• Self-consistency — 1× in this paper · explained in 2 episodes

Sources

• Non-perturbative many-body approach to the Hubbard model and single-particle pseudogap
• Pseudogap in electron-doped cuprates: thermal precursor to magnetism
• Doping-driven pseudogap-metal-to-metal transition in correlated electron systems
• Fractionalized Fermi liquids and the cuprate phase diagram
• Resilient strange metal at an unconventional quantum critical point in $d=2$
• sparse-ir: optimal compression and sparse sampling of many-body propagators
• Origin of the metal-to-insulator crossover in cuprate superconductors

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