Optical investigations in quantum spin systems

A. Damascelli

Jincheng Zhang

This paper investigates the potential of utilizing dynamic topology transformations applied to quantum spin systems to enhance the accuracy of quantum computation. We propose a novel algorithm, termed "Adaptive Quantum Topology Transformation," that dynamically adjusts the topology of a quantum spin system based on its inherent properties. The core mechanism centers around leveraging the inherent responsiveness of quantum spin states to achieve improved fidelity in quantum computations. This approach distinguishes itself from traditional topological transformation methods by offering a self-adaptive and inherently more versatile solution. The study presents a preliminary investigation into the algorithm's capabilities and potential applications.

Byoung Seung HAM

Quantum coherence excitation onto spin ensembles by resonant Raman optical fields and coherence transfer back to an optical emission are discussed in a three-level optical system composed of inhomogeneously broadened spins, where the spin decay time is much slower than the optical decay time. Dynamic quantum coherent control of the spin excitations and coherence conversion are also discussed at a strong coupling field limit for practical applications of optical information processing.

M. Grüninger, Marco Windt, E. Benckiser +4 more

Joseph L. Hughes

A. W. Glaetzle, M. Dalmonte, R. Nath +3 more

Quantum ice, an archetype of frustrated systems, exhibits links between spin physics and electromagnetism. A numerical investigation show how quantum ice dynamics can be realized in ensembles of ultracold Rydberg atoms in optical lattice potentials.