Theory of antiskyrmions in magnets

W Koshibae, N Nagaosa - Nature communications, 2016 - nature.com
Skyrmions and antiskyrmions are swirling topological magnetic textures realized as
emergent particles in magnets. A skyrmion is stabilized by the Dzyaloshinskii–Moriya …

Observation of magnetic solitons in two-component Bose-Einstein condensates

A Farolfi, D Trypogeorgos, C Mordini, G Lamporesi… - Physical Review Letters, 2020 - APS
We experimentally investigate the dynamics of spin solitary waves (magnetic solitons) in a
harmonically trapped, binary superfluid mixture. We measure the in situ density of each …

Vortices in dipolar Bose–Einstein condensates

T Bland, G Lamporesi, MJ Mark… - Comptes …, 2023 - comptes-rendus.academie-sciences …
Quantized vortices are the hallmark of superfluidity, and are often sought out as the first
observable feature in new superfluid systems. Following the recent experimental …

Cascade of solitonic excitations in a superfluid fermi gas: From planar solitons to vortex rings and lines

MJH Ku, B Mukherjee, T Yefsah, MW Zwierlein - Physical review letters, 2016 - APS
We follow the time evolution of a superfluid Fermi gas of resonantly interacting Li 6 atoms
after a phase imprint. Via tomographic imaging, we observe the formation of a planar dark …

Dynamical equilibration across a quenched phase transition in a trapped quantum gas

IK Liu, S Donadello, G Lamporesi, G Ferrari… - Communications …, 2018 - nature.com
The formation of an equilibrium state from an uncorrelated thermal one through the
dynamical crossing of a phase transition is a central question of quantum many-body …

Many-body quantum dynamics in the decay of bent dark solitons of Bose–Einstein condensates

GC Katsimiga, SI Mistakidis… - New Journal of …, 2017 - iopscience.iop.org
The beyond mean-field (MF) dynamics of a bent dark soliton (BDS) embedded in a two-
dimensional repulsively interacting Bose–Einstein condensate is explored. We examine the …

Manipulation of an elongated internal Josephson junction of bosonic atoms

A Farolfi, A Zenesini, R Cominotti, D Trypogeorgos… - Physical Review A, 2021 - APS
We report on the experimental characterization of a spatially extended Josephson junction
realized with a coherently coupled two-spin-component Bose-Einstein condensate. The …

[PDF][PDF] Phonon Guided Biology. Architecture of Life and Conscious Perception Are Mediated by Toroidal Coupling of Phonon, Photon and Electron Information Fluxes …

DKF Meijer, JH Geesink - NeuroQuantology, 2016 - researchgate.net
Recently, a novel biological principle, revealing specific electromagnetic (EM) radiation
frequencies that sustain life, was presented by us on the basis of an evaluation of 175 …

Creation and counting of defects in a temperature-quenched Bose-Einstein condensate

S Donadello, S Serafini, T Bienaimé, F Dalfovo… - Physical Review A, 2016 - APS
We study the spontaneous formation of defects in the order parameter of a trapped ultracold
bosonic gas while crossing the critical temperature for Bose-Einstein condensation at …

Computing stationary solutions of the two-dimensional Gross–Pitaevskii equation with deflated continuation

EG Charalampidis, PG Kevrekidis, PE Farrell - … in Nonlinear Science and …, 2018 - Elsevier
In this work we employ a recently proposed bifurcation analysis technique, the deflated
continuation algorithm, to compute steady-state solitary waveforms in a one-component, two …