The nonperturbative functional renormalization group and its applications
The renormalization group plays an essential role in many areas of physics, both
conceptually and as a practical tool to determine the long-distance low-energy properties of …
conceptually and as a practical tool to determine the long-distance low-energy properties of …
Colloquium: Atomic quantum gases in periodically driven optical lattices
A Eckardt - Reviews of Modern Physics, 2017 - APS
Time-periodic forcing in the form of coherent radiation is a standard tool for the coherent
manipulation of small quantum systems like single atoms. In the last years, periodic driving …
manipulation of small quantum systems like single atoms. In the last years, periodic driving …
One dimensional bosons: From condensed matter systems to ultracold gases
The physics of one-dimensional interacting bosonic systems is reviewed. Beginning with
results from exactly solvable models and computational approaches, the concept of bosonic …
results from exactly solvable models and computational approaches, the concept of bosonic …
Many-body physics with ultracold gases
This paper reviews recent experimental and theoretical progress concerning many-body
phenomena in dilute, ultracold gases. It focuses on effects beyond standard weak-coupling …
phenomena in dilute, ultracold gases. It focuses on effects beyond standard weak-coupling …
Amplitude/Higgs modes in condensed matter physics
The order parameter and its variations in space and time in many different states in
condensed matter physics at low temperatures are described by the complex function Ψ (r …
condensed matter physics at low temperatures are described by the complex function Ψ (r …
Tuning layer-hybridized moiré excitons by the quantum-confined Stark effect
Moiré superlattices offer an unprecedented opportunity for tailoring interactions between
quantum particles,,,,,,,,,–and their coupling to electromagnetic fields,,,,,–. Strong superlattice …
quantum particles,,,,,,,,,–and their coupling to electromagnetic fields,,,,,–. Strong superlattice …
Coherent and dissipative dynamics at quantum phase transitions
The many-body physics at quantum phase transitions shows a subtle interplay between
quantum and thermal fluctuations, emerging in the low-temperature limit. In this review, we …
quantum and thermal fluctuations, emerging in the low-temperature limit. In this review, we …
In situ observation of incompressible Mott-insulating domains in ultracold atomic gases
The observation of the superfluid to Mott insulator phase transition of ultracold atoms in
optical lattices was an enabling discovery in experimental many-body physics, providing the …
optical lattices was an enabling discovery in experimental many-body physics, providing the …
Coherent control of dressed matter waves
We demonstrate experimentally that matter waves can be coherently and adiabatically
loaded and controlled in one-, two-, and three-dimensional strongly driven optical lattices …
loaded and controlled in one-, two-, and three-dimensional strongly driven optical lattices …
Quantum phases of cold polar molecules in 2D optical lattices
We study the quantum phases of hard-core bosonic polar molecules on a two-dimensional
square lattice interacting via repulsive dipole-dipole interactions. In the limit of small …
square lattice interacting via repulsive dipole-dipole interactions. In the limit of small …