Results 21 to 30 of about 11,437,855 (347)

Strain induced structural phase transition and compositional dependent magnetic phase transition in Ti doped Bi0.80Ba0.20FeO3 ceramics

open access: yesHeliyon, 2022
Bi0.80Ba0.20Fe1-xTixO3 (0≤x≤0.10) samples are prepared using solid state reaction technique. Bi3+ site is replaced with 20 % Ba2+ which induced structural modification from rhombohedral to pseudo cubic accompanied by the creation of oxygen vacancies ...
Shohel Rana   +4 more
doaj   +1 more source

Observation of a many-body dynamical phase transition with a 53-qubit quantum simulator [PDF]

open access: yesNature, 2017
A quantum simulator is a type of quantum computer that controls the interactions between quantum bits (or qubits) in a way that can be mapped to certain quantum many-body problems.
J. Zhang   +8 more
semanticscholar   +1 more source

Topological Phase Transition in non-Hermitian Quasicrystals. [PDF]

open access: yesPhysical Review Letters, 2019
The discovery of topological phases in non-Hermitian open classical and quantum systems challenges our current understanding of topological order. Non-Hermitian systems exhibit unique features with no counterparts in topological Hermitian models, such as
S. Longhi
semanticscholar   +1 more source

Phase transition in nanomagnetite [PDF]

open access: yes, 2008
Recently, the application of nanosized magnetite particles became an area of growing interest for their potential practical applications. Nanosized magnetite samples of 36 and 9 nm sizes were synthesized.
Cs. Fetzer   +8 more
core   +1 more source

Thermodynamics curvature in phase transitions for AdS black hole

open access: yesPhysics Letters B, 2021
We investigate the thermodynamic curvature in the Hawking-Page phase transition and the second-order phase transition of the AdS black hole. It is shown that the thermodynamic curvature has the same behavior in these two different phase transitions ...
Zhen-Ming Xu, Bin Wu, Wen-Li Yang
doaj   +1 more source

On the maximal strength of a first-order electroweak phase transition and its gravitational wave signal [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2018
What is the maximum possible strength of a first-order electroweak phase transition and the resulting gravitational wave (GW) signal? While naively one might expect that supercooling could increase the strength of the transition to very high values, for ...
J. Ellis, Marek Lewicki, J. No
semanticscholar   +1 more source

The Earliest Phase Transition? [PDF]

open access: yes, 2000
The question of a phase transition in exiting the Planck epoch of the early universe is addressed. An order parameter is proposed to help decide the issue, and estimates are made concerning its behavior. Our analysis is suggestive that a phase transition
Antoniadis   +18 more
core   +3 more sources

Magnetic Fields Produced by Phase Transition Bubbles in the Electroweak Phase Transition [PDF]

open access: yes, 1995
The electroweak phase transition, if proceeding through nucleation and growth of bubbles, should generate large scale turbulent flow, which in turn generates magnetic turbulence and hence magnetic fields on the scale of turbulent flow.
A.D. Linde   +19 more
core   +2 more sources

Identifying a First-Order Phase Transition in Neutron-Star Mergers through Gravitational Waves. [PDF]

open access: yesPhysical Review Letters, 2018
We identify an observable imprint of a first-order hadron-quark phase transition at supranuclear densities on the gravitational-wave (GW) emission of neutron-star mergers.
A. Bauswein   +6 more
semanticscholar   +1 more source

Evidence for topological defects in a photoinduced phase transition [PDF]

open access: yesNature Physics, 2018
Upon excitation with an intense laser pulse, a symmetry-broken ground state can undergo a non-equilibrium phase transition through pathways different from those in thermal equilibrium.
A. Zong   +18 more
semanticscholar   +1 more source

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