Quantum gas microscopy for single atom and spin detection
C Gross, WS Bakr - Nature Physics, 2021 - nature.com
A particular strength of ultracold quantum gases is the range of versatile detection methods
that are available. As they are based on atom–light interactions, the whole quantum optics …
that are available. As they are based on atom–light interactions, the whole quantum optics …
Repulsive Fermi and Bose polarons in quantum gases
Polaron quasiparticles are formed when a mobile impurity is coupled to the elementary
excitations of a many-particle background. In the field of ultracold atoms, the study of the …
excitations of a many-particle background. In the field of ultracold atoms, the study of the …
Magnetically mediated hole pairing in fermionic ladders of ultracold atoms
Conventional superconductivity emerges from pairing of charge carriers—electrons or holes—
mediated by phonons. In many unconventional superconductors, the pairing mechanism is …
mediated by phonons. In many unconventional superconductors, the pairing mechanism is …
Exploration of doped quantum magnets with ultracold atoms
In the last decade, quantum simulators, and in particular cold atoms in optical lattices, have
emerged as a valuable tool to study strongly correlated quantum matter. These experiments …
emerged as a valuable tool to study strongly correlated quantum matter. These experiments …
Microscopic evolution of doped Mott insulators from polaronic metal to Fermi liquid
The competition between antiferromagnetism and hole motion in two-dimensional Mott
insulators lies at the heart of a doping-dependent transition from an anomalous metal to a …
insulators lies at the heart of a doping-dependent transition from an anomalous metal to a …
Directly imaging spin polarons in a kinetically frustrated Hubbard system
The emergence of quasiparticles in quantum many-body systems underlies the rich
phenomenology in many strongly interacting materials. In the context of doped Mott …
phenomenology in many strongly interacting materials. In the context of doped Mott …
Observation of Nagaoka polarons in a Fermi–Hubbard quantum simulator
Quantum interference can deeply alter the nature of many-body phases of matter. In the
case of the Hubbard model, Nagaoka proved that introducing a single itinerant charge can …
case of the Hubbard model, Nagaoka proved that introducing a single itinerant charge can …
Realization of a Fermi-Hubbard optical tweezer array
We use lithium-6 atoms in an optical tweezer array to realize an eight-site Fermi-Hubbard
chain near half filling. We achieve single site detection by combining the tweezer array with …
chain near half filling. We achieve single site detection by combining the tweezer array with …
Defect-mediated ferromagnetism in correlated two-dimensional transition metal phosphorus trisulfides
Controlling the magnetic spin states of two-dimensional (2D) van der Waals (vdW) materials
with strong electronic or magnetic correlation is important for spintronic applications but …
with strong electronic or magnetic correlation is important for spintronic applications but …
Two-dimensional programmable tweezer arrays of fermions
We prepare high-filling two-component arrays of tens of fermionic Li 6 atoms in optical
tweezers, with the atoms in the ground motional state of each tweezer. Using a stroboscopic …
tweezers, with the atoms in the ground motional state of each tweezer. Using a stroboscopic …