Gapless and gapped holographic phonons

Amoretti, A; Arean, D; Gouteraux, B; Musso, D

Amoretti, A (corresponding author), Univ Genoa, Dipartimento Fis, Via Dodecaneso 33, I-16146 Genoa, Italy.; Amoretti, A (corresponding author), Ist Nazl Fis Nucl, Sez Genova, Via Dodecaneso 33, I-16146 Genoa, Italy.; Amoretti, A (corresponding author), Univ Libre Bruxelles, Phys Theor & Math Inst, CP 231, B-1050 Brussels, Belgium.; Amoretti, A (corresponding author), Univ Libre Bruxelles, Int Solvay Inst, CP 231, B-1050 Brussels, Belgium.

JOURNAL OF HIGH ENERGY PHYSICS, 2020; (1):

Abstract

We study a holographic model where translations are both spontaneously and explicitly broken, leading to the presence of (pseudo)-phonons in the spect......

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