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Droplet impact on a surface is practically relevant to a variety of fields in nature and industry, while a complete control of its outcomes remains challenging due to various unmanageable factors. In this work, we propose the quantum…

Quantum Gases · Physics 2023-02-15 Yinfeng Ma , Xiaoling Cui

We investigate the formation of self-bound quantum droplets in a one-dimensional binary mixture of bosonic atoms, applying the method of numerical diagonalization of the full Hamiltonian. The excitation spectra and ground-state pair…

Quantum Gases · Physics 2023-02-02 L. Chergui , J. Bengtsson , J. Bjerlin , P. Stürmer , G. M. Kavoulakis , S. M. Reimann

We systematically study the effects of higher-order quantum and thermal fluctuations on the stabilization of self-bound droplets in Bose mixtures employing the time-dependent Hartree-Fock-Bogoliubov theory. We calculate the ground-state…

Quantum Gases · Physics 2021-08-20 Nadia Guebli , Abdelaali Boudjemaa

We analyze some issues related to the stability and free expansion of a one-dimensional logarithmic Bose-Einstein condensate, particularly its eventual relation to the formation of quantum droplet-type configurations. We prove that the…

Quantum Gases · Physics 2021-04-06 Omar Abel Rodríguez-López , Elías Castellanos

We demonstrate that a dipolar condensate can be prepared into a three-dimensional wavepacket that remains localized when released in free-space. Such self-bound states arise from the interplay of the two-body interactions and quantum…

Quantum Gases · Physics 2016-08-15 D. Baillie , R. M. Wilson , R. N. Bisset , P. B. Blakie

Laser induced transitions between internal states of atoms have been playing a fundamental role to manipulate atomic clouds for many decades. In absence of interactions each atom behaves independently and their coherent quantum dynamics is…

Quantum Gases · Physics 2017-10-20 Alberto Cappellaro , Tommaso Macrì , Giovanni F. Bertacco , Luca Salasnich

We present a new approach to studies of bubble dynamics in fluids. Relying on particle-based simulations, this method is general and suitable for cases where the commonly used perfect fluid description fails. We study expanding true vacuum…

Cosmology and Nongalactic Astrophysics · Physics 2022-11-14 Marek Lewicki , Ville Vaskonen , Hardi Veermäe

Aerobreakup of fluid droplets under the influence of impulsively generated high-speed gas flow using an open-ended shock tube is studied using experiments and numerical simulations. Breakup of mm-sized droplets at high Weber number was…

Fluid Dynamics · Physics 2022-06-24 James Leung , Mohana Gurunadhan , Shyam Menon

We investigate the rotational properties of quantum droplets, which form in a mixture of two Bose-Einstein condensates, in the presence of an anharmonic trapping potential. We identify various phases as the atom number and the angular…

Quantum Gases · Physics 2024-04-30 S. Nikolaou , G. M. Kavoulakis , M. Ogren

This work theoretically investigates \textcolor{black}{the stationary properties} and the dynamics of the rotating quantum liquid droplets confined in a two-dimensional symmetric anharmonic trap. Mimicking the quantum Hall systems, the…

Quantum Gases · Physics 2024-06-05 Szu-Cheng Cheng , Yu-Wen Wang , Wen-Hsuan Kuan

A two-component quantum droplet is an attractive mixture of ultracold bosons stabilised against collapse by quantum fluctuations. Commonly, two-component quantum droplets are studied within a balanced mixture. However, the mixture can be…

Quantum Gases · Physics 2023-09-11 Thomas A. Flynn , Nick A. Keepfer , Nick G. Parker , Thomas P. Billam

Breakup of liquid drops occurs in several natural and industrial settings. Fully resolved Volume of Fluid based simulations presented in this study reveal the complete flow physics and droplet dynamics that lead to the breakup of a drop in…

Fluid Dynamics · Physics 2019-05-07 Suhas S Jain , Neha Tyagi , R. Surya Prakash , R. V. Ravikrishna , Gaurav Tomar

In this paper, we study the dynamics of the interaction of a three-photon state and a quantum dot embedded in a semiconductor cavity. In the first place, we consider an ideal cavity in which the effects due to the environment are neglected.…

We describe and benchmark a method to accurately calculate the quantum droplet states that can be produced from a dipolar Bose-Einstein condensate. Our approach also allows us to consider vortex states, where the atoms circulate around the…

Quantum Gases · Physics 2021-03-31 Au-Chen Lee , D. Baillie , P. B. Blakie

We use exact Quantum Monte Carlo techniques to study the properties of quantum droplets in two-component bosonic mixtures with contact interactions in one spatial dimension. We systematically study the surface tension, the density profile…

Quantum Gases · Physics 2020-08-26 Luca Parisi , Stefano Giorgini

Ultracold miscible mixtures of bosonic gases have been observed to form quantum droplet states stabilized by beyond-mean-field quantum fluctuations. Here we study the properties of the droplets when subjected to harmonic trapping in one…

Quantum Gases · Physics 2025-08-18 Srivatsa B. Prasad , Thomas P. Billam , Nick G. Parker

Evaporation of multicomponent droplets is important in a wide range of applications, albeit complex, and requires a careful investigation. We experimentally and numerically investigate the evaporation characteristics of spherical,…

Fluid Dynamics · Physics 2024-02-27 Yuki Wakata , Xing Chao , Chao Sun , Christian Diddens

Quantum droplets are formed in quantum many-body systems when the competition of quantum corrections with the mean-field interaction yields a stable self-bound quantum liquid. We predict the emergence of a quantum droplet when a…

Quantum Gases · Physics 2025-09-08 Leon Mixa , Milan Radonjić , Axel Pelster , Michael Thorwart

We report on dynamical simulations of Bose-Einstein condensation via evaporative cooling in an atomic trap. The results show evidence for spontaneous vortex formation and quantum dynamics in small traps.

Condensed Matter · Physics 2009-10-31 P. D. Drummond , J. F. Corney

Decoherence is ubiquitous in quantum physics, from the conceptual foundations to quantum information processing or quantum technologies, where it is a threat that must be countered. While decoherence has been extensively studied for simple,…