Results 121 to 130 of about 387 (178)

Collective dynamics in holographic fractonic solids

open access: yesJournal of High Energy Physics
Fractonic phases of matter, a class of states in which collective excitations with constrained mobility exist, were originally discovered in the study of quantum error-correcting codes in solvable lattice spin models such as Haah’s code and the X-cube ...
Ling-Zheng Xia, Lixin Xu, Wei-Jia Li
doaj   +1 more source

Critical dynamics of holographic superfluids

open access: yesJournal of High Energy Physics
We study the nearly critical behaviour of holographic superfluids at finite temperature and chemical potential. Using analytic techniques in the bulk, we derive an effective theory for the long wavelength dynamics of gapless and pseudo-gapped modes, at ...
Aristomenis Donos, Polydoros Kailidis
doaj   +1 more source

Hydrodynamics, horizons, holography and black hole entropy

open access: yes, 2011
The usual discussions about black hole dynamics involve analogies with laws of thermodynamics especially in connection with black hole entropy and the associated holographic principle. We explore complementary aspects involving hydrodynamics of the horizon geometry through the membrane paradigm.
openaire   +2 more sources

Geometrisation of Ohm’s reciprocity relation in a holographic plasma

open access: yesJournal of High Energy Physics
It has been recently pointed out that the familiar reciprocity relation between the conductivity σ and resistivity ρ, which I refer to as Ohm’s reciprocity relation, should not be expected to hold in all possible settings, but is rather a property that ...
Giorgio Frangi
doaj   +1 more source

Out-of-bound hydrodynamics in holographic anisotropic Dirac semimetals

open access: yesJournal of High Energy Physics
We present a version of a strongly correlated 2+1-dimensional condensed matter system that features a thermal phase transition between a semimetal and an insulator through a semi-Dirac quantum critical region using AdS/CFT holography.
Sebastián Bahamondes   +2 more
doaj   +1 more source

Conductivities and excitations of a holographic flavour brane Weyl semimetal

open access: yesJournal of High Energy Physics
We compute the electrical conductivities at non-zero frequency in a top-down holographic model of a Weyl semimetal, consisting of N $$ \mathcal{N} $$ = 4 supersymmetric SU(N c ) Yang-Mills theory coupled to N $$ \mathcal{N} $$ = 2 hypermultiplets with ...
Haruki Furukawa   +2 more
doaj   +1 more source

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