Macroscopic quantum tunneling escape of Bose-Einstein condensates

2017/12/01 by Xinxin Zhao, Diego A. Alcala, Marie A. McLain +5 · 1 voice · 2 citations
Computer Science · Physics and Astronomy · #Cold Atom Physics and Bose-Einstein Condensates #Quantum Information and Cryptography #Quantum many-body systems

paper · doi:10.1103/physreva.96.063601

openalex publication_date 2017/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

A theoretical analysis is performed to explain the nonexponential decay of the macroscopic quantum tunneling of a Bose-Einstein condensate, where it is found that the self-interaction is responsible for the macroscopic decaying behavior.

Citations

• Ultracold atomic gases in optical lattices: mimicking condensed matter physics and beyond
• On Gravity's role in Quantum State Reduction

Cited by

• Measurement of the time spent by a tunnelling atom within the barrier region
• A Photonic Atom Probe Analysis of the Effect of Extended and Point Defects on the Luminescence of InGaN/GaN Quantum Dots

Discussions

• Flux/phase tunneling in SQUIDs. We escape from the zero voltage state and resonant tunneling between fluxoid wells in dc/rf SQUID potentials. Theres a clear crossover from thermal activation to MQT at [stackexchange, 4 points]

Related

• Macroscopic Quantum Tunneling of Solitons in Bose-Einstein Condensates
• Macroscopic quantum tunneling of the Bose-Einstein condensate trapped in cylindrically symmetric potential
• Parametric Resonance Phenomena in Bose-Einstein Condensates: Breaking of Macroscopic Quantum Self-Trapping
• Macroscopic self-trapping in the dynamical tunneling of a Bose-Einstein condensate
• Quantum Phases and Correlations Drive the Dynamics of Macroscopic Quantum Tunneling Escape in Quantum Simulators