Results 31 to 40 of about 2,072 (208)

Bright solitary waves and non-equilibrium dynamics in atomic Bose-Einstein condensates [PDF]

open access: yes, 2012
In this thesis we investigate the static properties and non-equilibrium dynamics of bright solitary waves in atomic Bose-Einstein condensates in the zero-temperature limit, and we investigate the non-equilibrium dynamics of a driven atomic Bose-Einstein ...
BILLAM, THOMAS,PAUL   +2 more
core  

Spontaneous symmetry breaking and Nambu–Goldstone bosons in quantum many-body systems

open access: yes, 2010
Spontaneous symmetry breaking is a general principle that constitutes the underlying concept of a vast number of physical phenomena ranging from ferromagnetism and superconductivity in condensed matter physics to the Higgs mechanism in the standard model
Brauner, Tomáš
core   +1 more source

Signatures of Edge States in Antiferromagnetic Van der Waals Josephson Junctions

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The combination of superconductivity and magnetic textures leads to unconventional superconducting phenomena, including new correlated and topological phases. Van der Waals (vdW) materials emerge as a versatile platform for exploring the interplay between these two competing orders.
Celia González‐Sánchez   +10 more
wiley   +1 more source

Formation of bright solitary matter-waves [PDF]

open access: yes, 2012
This thesis presents the development of an experimental apparatus to produce Bose-Einstein condensates (BECs) with tunable interparticle interactions.
MARCHANT, ANNA,LOUISE
core  

Buffer gas cooling of ions in radio-frequency traps using ultracold atoms [PDF]

open access: yes, 2022
Reaching ultracold temperatures within hybrid atom-ion systems is a major limiting factor for control and exploration of the atom-ion interaction in the quantum regime.
Lous, R.S.   +11 more
core   +1 more source

Thermal‐Driven Diode Polarity Switching From Competing Helical Superconducting States in WTe2/α‐Fe2O3 Heterostructures

open access: yesAdvanced Materials, EarlyView.
A Nb‐proximitized Josephson junction based on a WTe2/α‐Fe2O3 heterostructure exhibits a robust superconducting diode effect with programmable polarity. The diode direction can be trained by magnetic fields and switched by temperature cycling, revealing tunable finite‐momentum pairing states and competing superconducting states in symmetry‐broken ...
Enze Zhang   +9 more
wiley   +1 more source

Fundamentals of Charged Particle Transport in Gases and Condensed Matter [PDF]

open access: yes, 2017
[Extract] The foundations of modern transport theory were laid 150 years ago in a seminal paper presented to the Royal Society of London by J. Clerk Maxwell.
White, Ron   +2 more
core  

Light cone dynamics in excitonic states of two-component Bose and Fermi gases [PDF]

open access: yes, 2020
We consider the non-equilibrium dynamics of two-component one dimensional quantum gases in the limit of extreme population imbalance where the minority species has but a single particle. We consider the situation where the gas is prepared in a state with
Robinson, N.J., Caux, J.-S., Konik, R.M.
core   +1 more source

Emergent Spin Supersolids in Frustrated Quantum Materials

open access: yesAdvanced Materials, EarlyView.
This review highlights developments in the study of spin super‐solids in frustrated quantum materials. Advanced experimental characterizations and computational studies enable a comprehensive understanding of the driving mechanisms of spin super‐solidity in various layered transition‐metal compounds, bridging materials, experiments, and theory aspects.
Yixuan Huang   +2 more
wiley   +1 more source

Tailoring Phonon‐Driven Responses in α‐MoO3 through Isotopic Enrichment

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The implementation of polaritonic materials into nanoscale devices requires selective tuning of parameters to realize desired spectral or thermal responses. One robust material, α‐MoO3, an orthorhombic crystal boasting three distinct phonon dispersions, provides three polaritonic dispersions of hyperbolic phonon polaritons (HPhPs) across the ...
Thiago S. Arnaud   +31 more
wiley   +1 more source

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