Sachdev-Ye-Kitaev models and beyond: Window into non-Fermi liquids
This is a review of the Sachdev-Ye-Kitaev (SYK) model of compressible quantum many-
body systems without quasiparticle excitations, and its connections to various theoretical …
body systems without quasiparticle excitations, and its connections to various theoretical …
Ultra-stable charging of fast-scrambling SYK quantum batteries
A bstract Collective behavior strongly influences the charging dynamics of quantum batteries
(QBs). Here, we study the impact of nonlocal correlations on the energy stored in a system of …
(QBs). Here, we study the impact of nonlocal correlations on the energy stored in a system of …
Jackiw-Teitelboim gravity and rotating black holes
U Moitra, SK Sake, SP Trivedi, V Vishal - Journal of High Energy Physics, 2019 - Springer
A bstract We show that the free energy at low temperatures for near-extremal black holes is
correctly obtained from the Jackiw-Teitelboim (JT) model of gravity. Our arguments apply to …
correctly obtained from the Jackiw-Teitelboim (JT) model of gravity. Our arguments apply to …
Sailing past the End of the World and discovering the Island
Large black holes in anti-de Sitter space have positive specific heat and do not evaporate. In
order to mimic the behavior of evaporating black holes, one may couple the system to an …
order to mimic the behavior of evaporating black holes, one may couple the system to an …
Jackiw-Teitelboim gravity in the second order formalism
U Moitra, SK Sake, SP Trivedi - Journal of High Energy Physics, 2021 - Springer
A bstract We formulate the path integral for Jackiw-Teitelboim gravity in the second order
formalism working directly with the metric and the dilaton. We consider the theory both in …
formalism working directly with the metric and the dilaton. We consider the theory both in …
The cosmological OTOC: A new proposal for quantifying auto-correlated random non-chaotic primordial fluctuations
S Choudhury - Symmetry, 2021 - mdpi.com
The underlying physical concept of computing out-of-time-ordered correlation (OTOC) is a
significant new tool within the framework of quantum field theory, which now-a-days is …
significant new tool within the framework of quantum field theory, which now-a-days is …
Phase transition and chaos in charged SYK model
N Sorokhaibam - Journal of High Energy Physics, 2020 - Springer
A bstract We study chaotic-integrable transition and the nature of quantum chaos in SYK
model with chemical potential. We use a novel numerical technique to calculate the partition …
model with chemical potential. We use a novel numerical technique to calculate the partition …
Jackiw-Teitelboim model coupled to conformal matter in the semi-classical limit
U Moitra, SK Sake, SP Trivedi, V Vishal - Journal of High Energy Physics, 2020 - Springer
A bstract We analyse the Jackiw-Teitelboim model of 2D gravity coupled to N massless free
scalar fields in the semi-classical limit. Two systems are studied which essentially differ in …
scalar fields in the semi-classical limit. Two systems are studied which essentially differ in …
Rotating black holes in AdS spacetime, extremality, and chaos
Extremal black holes have vanishing Hawking temperatures. In this paper, we argue that for
asymptotically anti–de Sitter (AdS) black holes, at extremality, a particular class of …
asymptotically anti–de Sitter (AdS) black holes, at extremality, a particular class of …
Extended eigenstate thermalization and the role of FZZT branes in the Schwarzian theory
P Nayak, J Sonner, M Vielma - Journal of High Energy Physics, 2020 - Springer
A bstract In this paper we provide a universal description of the behavior of the basic
operators of the Schwarzian theory in pure states. When the pure states are energy …
operators of the Schwarzian theory in pure states. When the pure states are energy …