Ultrafast coherent control of condensed matter with attosecond precision

H Katsuki, N Takei, C Sommer… - Accounts of Chemical …, 2018 - ACS Publications
Conspectus Coherent control is a technique to manipulate wave functions of matter with
light. Coherent control of isolated atoms and molecules in the gas phase is well-understood …

Observation of anisotropy-independent magnetization dynamics in spatially disordered Heisenberg spin systems

T Franz, S Geier, C Hainaut, A Braemer… - Physical Review …, 2024 - APS
An important step towards a comprehensive understanding of far-from-equilibrium dynamics
of quantum many-body systems is the identification of unifying features that are independent …

Glassy dynamics in a disordered Heisenberg quantum spin system

A Signoles, T Franz, R Ferracini Alves, M Gärttner… - Physical Review X, 2021 - APS
Understanding the dynamics of strongly interacting disordered quantum systems is one of
the most challenging problems in modern science, due to features such as the breakdown of …

Direct observation of ultrafast many-body electron dynamics in an ultracold Rydberg gas

N Takei, C Sommer, C Genes, G Pupillo, H Goto… - Nature …, 2016 - nature.com
Many-body correlations govern a variety of important quantum phenomena such as the
emergence of superconductivity and magnetism. Understanding quantum many-body …

Strong Spin-Motion Coupling in the Ultrafast Dynamics of Rydberg Atoms

V Bharti, S Sugawa, M Kunimi, VS Chauhan… - Physical Review Letters, 2024 - APS
Rydberg atoms in optical lattices and tweezers is now a well-established platform for
simulating quantum spin systems. However, the role of the atoms' spatial wave function has …

Bayesian optimal control of Greenberger-Horne-Zeilinger states in Rydberg lattices

R Mukherjee, H Xie, F Mintert - Physical Review Letters, 2020 - APS
The ability to prepare nonclassical states in a robust manner is essential for quantum
sensors beyond the standard quantum limit. We demonstrate that Bayesian optimal control …

Picosecond-scale ultrafast many-body dynamics in an ultracold Rydberg-excited atomic Mott insulator

V Bharti, S Sugawa, M Mizoguchi, M Kunimi, Y Zhang… - Physical review …, 2023 - APS
We report the observation and control of ultrafast many-body dynamics of electrons in
ultracold Rydberg-excited atoms, spatially ordered in a three-dimensional Mott insulator (MI) …

Ultrafast creation of overlapping Rydberg electrons in an atomic BEC and Mott-insulator lattice

M Mizoguchi, Y Zhang, M Kunimi, A Tanaka, S Takeda… - Physical review …, 2020 - APS
We study an array of ultracold atoms in an optical lattice (Mott insulator) excited with a
coherent ultrashort laser pulse to a state where single-electron wave functions spatially …

Glassy quantum dynamics of disordered Ising spins

P Schultzen, T Franz, S Geier, A Salzinger, A Tebben… - Physical Review B, 2022 - APS
We study the out-of-equilibrium dynamics of the quantum Ising model with power-law
interactions and positional disorder. For arbitrary dimension d and interaction range α≥ d …

Quantum phase estimations with spin coherent states superposition

Y Maleki - The European Physical Journal Plus, 2021 - Springer
The quantum metrological performance of spin coherent states superposition is considered,
and conditions for measurements with the Heisenberg-limit (HL) precision are identified. It is …