Observation and quantification of the pseudogap in unitary Fermi gases

X Li, S Wang, X Luo, YY Zhou, K Xie, HC Shen, YZ Nie… - Nature, 2024 - nature.com
The microscopic origin of high-temperature superconductivity in cuprates remains unknown.
It is widely believed that substantial progress could be achieved by better understanding of …

Review of pseudogaps in strongly interacting Fermi gases

EJ Mueller - Reports on Progress in Physics, 2017 - iopscience.iop.org
A central challenge in modern condensed matter physics is developing the tools for
understanding nontrivial yet unordered states of matter. One important idea to emerge in this …

Comparing and contrasting nuclei and cold atomic gases

NT Zinner, AS Jensen - Journal of Physics G: Nuclear and …, 2013 - iopscience.iop.org
The experimental revolution in ultracold atomic gas physics over the past decades has
brought tremendous amounts of new insight to the world of degenerate quantum systems …

Observation of pseudogap behaviour in a strongly interacting Fermi gas

JP Gaebler, JT Stewart, TE Drake, DS Jin, A Perali… - Nature Physics, 2010 - nature.com
Ultracold atomic Fermi gases present an opportunity to study strongly interacting fermionic
systems in a controlled and uncomplicated setting. The ability to tune attractive interactions …

Angle-resolved photoemission spectroscopy of a Fermi–Hubbard system

PT Brown, E Guardado-Sanchez, BM Spar, EW Huang… - Nature Physics, 2020 - nature.com
Angle-resolved photoemission spectroscopy (ARPES) measures the single-particle
excitations of a many-body quantum system with energy and momentum resolution …

Breakdown of the Fermi liquid description for strongly interacting fermions

Y Sagi, TE Drake, R Paudel, R Chapurin, DS Jin - Physical review letters, 2015 - APS
The nature of the normal state of an ultracold Fermi gas in the BCS-BEC crossover regime is
an intriguing and controversial topic. While the many-body ground state remains a …

Evolution of the Normal State of a Strongly Interacting Fermi Gas<? format?> from a Pseudogap Phase to a Molecular Bose Gas

A Perali, F Palestini, P Pieri, GC Strinati, JT Stewart… - Physical review …, 2011 - APS
Wave-vector resolved radio frequency spectroscopy data for an ultracold trapped Fermi gas
are reported for several couplings at T c, and extensively analyzed in terms of a pairing …

Short-time operator product expansion for rf spectroscopy of a strongly interacting Fermi gas

E Braaten, D Kang, L Platter - Physical review letters, 2010 - APS
Universal relations that hold for any state provide powerful constraints on systems consisting
of fermions with two spin states interacting with a large scattering length. In radio-frequency …

High-temperature pairing in a strongly interacting two-dimensional Fermi gas

PA Murthy, M Neidig, R Klemt, L Bayha, I Boettcher… - Science, 2018 - science.org
The nature of the normal phase of strongly correlated fermionic systems is an outstanding
question in quantum many-body physics. We used spatially resolved radio-frequency …

Angle-resolved photoemission spectroscopy with quantum gas microscopes

A Bohrdt, D Greif, E Demler, M Knap, F Grusdt - Physical Review B, 2018 - APS
Quantum gas microscopes are a promising tool to study interacting quantum many-body
systems and bridge the gap between theoretical models and real materials. So far, they …