Ab-initio Quantum Monte Carlo study of ultracold atomic mixtures
Viktor Cikojevi\'c
TL;DR
This paper employs ab-initio Quantum Monte Carlo and DFT methods to study ultracold Bose-Einstein condensate mixtures at zero temperature, exploring physics beyond mean-field approximations.
Contribution
It introduces a comprehensive quantum Monte Carlo approach to analyze Bose-Bose mixtures, advancing understanding beyond traditional mean-field theories.
Findings
Demonstrates the effectiveness of QMC in modeling ultracold mixtures
Reveals deviations from mean-field predictions at zero temperature
Provides insights into many-body quantum effects in Bose-Einstein condensates
Abstract
In this thesis, the properties of mixtures of Bose-Einstein condensates at have been investigated using quantum Monte Carlo (QMC) methods and Density Functional Theory (DFT) with the aim of understanding physics beyond the mean-field theory in Bose-Bose mixtures.
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Taxonomy
TopicsCold Atom Physics and Bose-Einstein Condensates · Quantum, superfluid, helium dynamics · Advanced Thermodynamics and Statistical Mechanics