Results 31 to 40 of about 9,390,606 (386)

Magnetic field induced orientational transitions in liquid crystals doped with carbon nanotubes

open access: yesBeilstein Journal of Nanotechnology, 2017
We propose a continuum theory of orientational phase transitions induced by an external magnetic field in a suspension of carbon nanotubes in a nematic liquid crystal.
Danil A. Petrov   +2 more
doaj   +1 more source

Topological phase transitions induced by varying topology and boundaries in the toric code

open access: yesNew Journal of Physics, 2021
One of the important characteristics of topological phases of matter is the topology of the underlying manifold on which they are defined. In this paper, we present the sensitivity of such phases of matter to the underlying topology, by studying the ...
Amit Jamadagni, Arpan Bhattacharyya
doaj   +1 more source

Ferromagnetic phase transitions in SU(N)

open access: yesNuclear Physics B, 2023
We study the thermodynamics of a non-abelian ferromagnet consisting of “atoms” each carrying a fundamental representation of SU(N), coupled with long-range two-body quadratic interactions.
Alexios P. Polychronakos   +1 more
doaj   +1 more source

Ferrocholesteric–ferronematic transitions induced by shear flow and magnetic field

open access: yesBeilstein Journal of Nanotechnology, 2017
We study the unwinding of the ferrocholesteric helical structure induced by a combined action of a magnetic field and a shear flow. Both influences are able to induce the ferrocholesteric–ferronematic transition independently; however, the differences ...
Dmitriy V. Makarov   +2 more
doaj   +1 more source

The effect of the lateral interactions on the critical behavior of long straight rigid rods on two-dimensional lattices [PDF]

open access: yesPapers in Physics, 2009
Using Monte Carlo simulations and finite-size scaling analysis, the critical behavior of attractive rigid rods of length $k$ ($k$-mers) on square lattices at intermediate density has been studied.
A. J. Ramirez-Pastor   +2 more
doaj   +1 more source

Dynamical quantum phase transitions: a review [PDF]

open access: yesReports on progress in physics. Physical Society, 2017
Quantum theory provides an extensive framework for the description of the equilibrium properties of quantum matter. Yet experiments in quantum simulators have now opened up a route towards the generation of quantum states beyond this equilibrium paradigm.
M. Heyl
semanticscholar   +1 more source

Entanglement Induced Phase Transitions [PDF]

open access: yes, 2001
Starting from the canonical ensemble over the space of pure quantum states, we obtain an integral representation for the partition function. This is used to calculate the magnetisation of a system of N spin-1/2 particles.
Baxter   +16 more
core   +2 more sources

Phase transitions properties of N,N-dimethyl-4-nitroaniline

open access: yesU.Porto Journal of Engineering, 2023
The present work reports an experimental study aiming to determine several thermodynamic properties of fusion and sublimation of the chromophore N,N-dimethyl-4-nitroaniline.
Bruno D. A. Pinheiro   +2 more
doaj   +1 more source

Cosmic phase transitions [PDF]

open access: yesAnnalen der Physik, 2000
AbstractThe sequence of phase transitions during the hot history of the universe is followed within a phenomenological framework. Particular emphasis is put on the QCD confinement transition, which is at reach under earth laboratory conditions. A tepid inflationary scenario on the GUT scale with bubble growth at moderate supercooling is discussed.
openaire   +4 more sources

Phase transitions in copper tellurides

open access: yesEurasian Journal of Physics and Functional Materials, 2023
This paper presents the results of model calculations of the structure of the Cu-Te system at low temperatures, as well as the results of a study of the structure and phase transitions of synthesized non-stoichiometric compounds of copper tellurides. For
N.N. Bikkulova   +5 more
doaj   +1 more source

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