Fast single atom imaging for optical lattice arrays

L Su, A Douglas, M Szurek, AH Hébert, A Krahn… - Nature …, 2025 - nature.com
High-resolution fluorescence imaging of ultracold atoms and molecules is paramount to
performing quantum simulation and computation in optical lattices and tweezers. Imaging …

Directly imaging spin polarons in a kinetically frustrated Hubbard system

ML Prichard, BM Spar, I Morera, E Demler, ZZ Yan… - Nature, 2024 - nature.com
The emergence of quasiparticles in quantum many-body systems underlies the rich
phenomenology in many strongly interacting materials. In the context of doped Mott …

Impurities and polarons in bosonic quantum gases: a review on recent progress

F Grusdt, N Mostaan, E Demler, LAP Ardila - arxiv preprint arxiv …, 2024 - arxiv.org
This review describes the field of Bose polarons, arising when mobile impurities are
immersed into a bosonic quantum gas. The latter can be realized by a Bose-Einstein …

Realizing altermagnetism in fermi-hubbard models with ultracold atoms

P Das, V Leeb, J Knolle, M Knap - Physical Review Letters, 2024 - APS
Altermagnetism represents a type of collinear magnetism, that is in some aspects distinct
from ferromagnetism and from conventional antiferromagnetism. In contrast to the latter …

Learning interacting fermionic Hamiltonians at the Heisenberg limit

A Mirani, P Hayden - Physical Review A, 2024 - APS
Efficiently learning an unknown Hamiltonian given access to its dynamics is a problem of
interest for quantum metrology, many-body physics, and machine learning. A fundamental …

Polaronic mechanism of Nagaoka ferromagnetism in Hubbard models

R Samajdar, RN Bhatt - Physical Review B, 2024 - APS
The search for elusive Nagaoka-type ferromagnetism in the Hubbard model has recently
enjoyed renewed attention with the advent of a variety of experimental platforms enabling its …

Chiral polaron formation on the edge of topological quantum matter

A Vashisht, I Amelio, L Vanderstraeten… - arxiv preprint arxiv …, 2024 - arxiv.org
Immersing a mobile impurity in a quantum many-body environment can reveal fundamental
properties of the background medium, hence providing a powerful probe of quantum matter …

Kinetic-to-magnetic frustration crossover and linear confinement in the doped triangular model

H Schlömer, U Schollwöck, A Bohrdt, F Grusdt - Physical Review B, 2024 - APS
Microscopically understanding competing orders in strongly correlated systems is a key
challenge in modern quantum many-body physics. For example, the study of magnetic …

Altermagnetism from interaction-driven itinerant magnetism

S Giuli, C Mejuto-Zaera, M Capone - Physical Review B, 2025 - APS
Altermagnetism, a new phase of collinear spin-order sharing similarities with
antiferromagnets and ferromagnets, has introduced a new guiding principle for spintronic …

Single-hole spectra of Kitaev spin liquids: from dynamical Nagaoka ferromagnetism to spin-hole fractionalization

W Kadow, HK **, J Knolle, M Knap - npj Quantum Materials, 2024 - nature.com
The dynamical response of a quantum spin liquid upon injecting a hole is a pertinent open
question. In experiments, the hole spectral function, measured momentum-resolved in angle …