Holographic Axion Model: a simple gravitational tool for quantum matter

M Baggioli, KY Kim, L Li, WJ Li - Science China Physics, Mechanics & …, 2021 - Springer
This is a complete and exhaustive review on the so-called holographic axion model—a
bottom-up holographic system characterized by the presence of a set of shift symmetric …

Holography and magnetohydrodynamics with dynamical gauge fields

M Baggioli, KB Huh, HS Jeong, KY Kim… - Journal of High Energy …, 2023 - Springer
A bstract Within the framework of holography, the Einstein-Maxwell action with Dirichlet
boundary conditions corresponds to a dual conformal field theory in presence of an external …

Collective dynamics and the Anderson-Higgs mechanism in a bona fide holographic superconductor

HS Jeong, M Baggioli, KY Kim, YW Sun - Journal of High Energy Physics, 2023 - Springer
A bstract The holographic superconductor is one of the most popular models in the context
of applied holography. Despite what its name suggests, it does not describe a …

-linear resistivity, optical conductivity, and Planckian transport for a holographic local quantum critical metal in a periodic potential

F Balm, N Chagnet, S Arend, J Aretz, K Grosvenor… - Physical Review B, 2023 - APS
High-T c cuprate strange metals are characterized by a DC resistivity that scales linearly with
T from the onset of superconductivity to the crystal melting temperature, characterized by a …

Evolution of plasmon excitations across the phase diagram of the cuprate superconductor

M Hepting, TD Boyko, V Zimmermann, M Bejas… - Physical Review B, 2023 - APS
We use resonant inelastic x-ray scattering (RIXS) at the OK-and Cu K-edges to investigate
the doping dependence and temperature dependence of low-energy plasmon excitations in …

Crossover of charge fluctuations across the strange metal phase diagram

AA Husain, M Mitrano, MS Rak, S Rubeck, B Uchoa… - Physical Review X, 2019 - APS
A normal metal exhibits a valence plasmon, which is a sound wave in its conduction electron
density. The mysterious strange metal is characterized by non-Boltzmann transport and …

Magnetophonons & type-B Goldstones from hydrodynamics to holography

M Baggioli, S Grieninger, L Li - Journal of High Energy Physics, 2020 - Springer
A bstract We perform a detailed analysis of a large class of effective holographic models with
broken translations at finite charge density and magnetic field. We exhaustively discuss the …

Jamming and unusual charge density fluctuations of strange metals

SJ Thornton, DB Liarte, P Abbamonte… - Nature …, 2023 - nature.com
The strange metallic regime across a number of high-temperature superconducting
materials presents numerous challenges to the classic theory of Fermi liquid metals. Recent …

Lectures on quantum supreme matter

J Zaanen - arXiv preprint arXiv:2110.00961, 2021 - arxiv.org
These notes are based on lectures serving the advanced graduate education of the Delta
Institute of Theoretical Physics in the Netherlands in autumn 2021. The goal is to explain in a …

How to sit Maxwell and Higgs on the boundary of Anti-de Sitter

M Baggioli - arXiv preprint arXiv:2303.10305, 2023 - arxiv.org
In the context of bottom-up holography, we demonstrate the power of mixed boundary
conditions to promote the boundary gauge field to be dynamical. We provide two concrete …