publications

2026

1. Generalized Entropy is von Neumann Entropy II: The complete symmetry group and edge modes

   Marc S. Klinger, Jonah Kudler-Flam, and Gautam Satishchandran

   arXiv e-prints, Jan 2026

   DOI

2025

1. Analytically Continuing the Randomized Measurement Toolbox

   Akash Vijay, Ayush Raj, Jonah Kudler-Flam, and 3 more authors

   arXiv e-prints, Nov 2025

   DOI
2. Emergent Mixed States for Baby Universes and Black Holes

   Jonah Kudler-Flam and Edward Witten

   arXiv e-prints, Oct 2025

   DOI
3. Stringy algebras, stretched horizons, and quantum-connected wormholes

   Aidan Herderschee and Jonah Kudler-Flam

   arXiv e-prints, Oct 2025

   DOI
4. JHEP

   Absolute entropy and the observer’s no-boundary state

   Andreas Blommaert, Jonah Kudler-Flam, and Erez Y. Urbach

   Journal of High Energy Physics, Nov 2025

   DOI
5. PRD

   Covariant regulator for entanglement entropy: Proofs of the Bekenstein bound and the quantum null energy condition

   Jonah Kudler-Flam, Samuel Leutheusser, Adel A. Rahman, and 2 more authors

   Physical Review D, May 2025

   DOI
6. PRL

   Optimal Bound on Long-Range Distillable Entanglement

   Jonah Kudler-Flam, Vladimir Narovlansky, and Nikita Sopenko

   Physical Review Letters, Aug 2025

   DOI
7. IJMPD

   It costs nothing to teleport information into a black hole

   Jonah Kudler-Flam and Geoff Penington

   arXiv e-prints, Apr 2025

   DOI
8. Vacua and infrared radiation in de Sitter quantum field theory

   Jonah Kudler-Flam, Kartik Prabhu, and Gautam Satishchandran

   arXiv e-prints, Mar 2025

   DOI
9. PRD

   How to Minimize the Decoherence Caused by Black Holes

   Daine L. Danielson, Jonah Kudler-Flam, Gautam Satishchandran, and 1 more author

   Physical Review D, Jul 2025

   DOI
10. PRD

    Generalized black hole entropy is von Neumann entropy

    Jonah Kudler-Flam, Samuel Leutheusser, and Gautam Satishchandran

    Physical Review D, Jan 2025

    DOI
11. PRB

    Free independence and the noncrossing partition lattice in dual-unitary quantum circuits

    Hyaline Junhe Chen and Jonah Kudler-Flam

    Physical Review B, Jan 2025

    DOI
12. JHEP

    Entanglement negativity and replica symmetry breaking in general holographic states

    Xi Dong, Jonah Kudler-Flam, and Pratik Rath

    Journal of High Energy Physics, Jan 2025

    DOI

2024

1. JHEP

   Bridging two quantum quench problems — local joining quantum quench and Möbius quench — and their holographic dual descriptions

   Jonah Kudler-Flam, Masahiro Nozaki, Tokiro Numasawa, and 2 more authors

   Journal of High Energy Physics, Aug 2024

   DOI
2. Algebraic Observational Cosmology

   Jonah Kudler-Flam, Samuel Leutheusser, and Gautam Satishchandran

   arXiv e-prints, Jun 2024

   DOI
3. JHEP

   Rényi mutual information in quantum field theory, tensor networks, and gravity

   Jonah Kudler-Flam, Laimei Nie, and Akash Vijay

   Journal of High Energy Physics, Jun 2024

   DOI
4. JHEP

   A modified cosmic brane proposal for holographic Renyi entropy

   Xi Dong, Jonah Kudler-Flam, and Pratik Rath

   Journal of High Energy Physics, Jun 2024

   DOI
5. PRB

   Multipartite entanglement in two-dimensional chiral topological liquids

   Yuhan Liu, Yuya Kusuki, Jonah Kudler-Flam, and 2 more authors

   Physical Review B, Feb 2024

   DOI
6. PRB

   Non-Hermitian Hamiltonians violate the eigenstate thermalization hypothesis

   Giorgio Cipolloni and Jonah Kudler-Flam

   Physical Review B, Jan 2024

   DOI

2023

1. PRB

   Symmetry classification of typical quantum entanglement

   Yuhan Liu, Jonah Kudler-Flam, and Kohei Kawabata

   Physical Review B, Aug 2023

   DOI
2. JHEP

   On quantum information before the Page time

   Jonah Kudler-Flam and Yuya Kusuki

   Journal of High Energy Physics, May 2023

   DOI
3. PRL

   Rényi Mutual Information in Quantum Field Theory

   Jonah Kudler-Flam

   Physical Review Letters, Jan 2023

   DOI
4. PRL

   Entanglement Entropy of Non-Hermitian Eigenstates and the Ginibre Ensemble

   Giorgio Cipolloni and Jonah Kudler-Flam

   Physical Review Letters, Jan 2023

   DOI
5. JHEP

   Mixed-state entanglement and information recovery in thermalized states and evaporating black holes

   Shreya Vardhan, Jonah Kudler-Flam, Hassan Shapourian, and 1 more author

   Journal of High Energy Physics, Jan 2023

   DOI

2022

1. PRL

   Bound Entanglement in Thermalized States and Black Hole Radiation

   Shreya Vardhan, Jonah Kudler-Flam, Hassan Shapourian, and 1 more author

   Physical Review Letters, Aug 2022

   DOI
2. JHEP

   Large and small corrections to the JLMS Formula from replica wormholes

   Jonah Kudler-Flam and Pratik Rath

   Journal of High Energy Physics, Aug 2022

   DOI
3. SciPost

   Information Scrambling with Conservation Laws

   Jonah Kudler-Flam, Ramanjit Sohal, and Laimei Nie

   SciPost Physics, Apr 2022

   DOI
4. PRB

   Multipartitioning topological phases by vertex states and quantum entanglement

   Yuhan Liu, Ramanjit Sohal, Jonah Kudler-Flam, and 1 more author

   Physical Review B, Mar 2022

   DOI
5. JHEP

   Negativity spectra in random tensor networks and holography

   Jonah Kudler-Flam, Vladimir Narovlansky, and Shinsei Ryu

   Journal of High Energy Physics, Feb 2022

   DOI

2021

1. PRB

   Operator and entanglement growth in nonthermalizing systems: Many-body localization and the random singlet phase

   Ian MacCormack, Mao Tian Tan, Jonah Kudler-Flam, and 1 more author

   Physical Review B, Dec 2021

   DOI
2. PRX Quantum

   Distinguishing Random and Black Hole Microstates

   Jonah Kudler-Flam, Vladimir Narovlansky, and Shinsei Ryu

   PRX Quantum, Nov 2021

   DOI
3. PRX Quantum

   Entanglement Negativity Spectrum of Random Mixed States: A Diagrammatic Approach

   Hassan Shapourian, Shang Liu, Jonah Kudler-Flam, and 1 more author

   PRX Quantum, Sep 2021

   DOI
4. PRR

   Entanglement of local operators and the butterfly effect

   Jonah Kudler-Flam, Masahiro Nozaki, Shinsei Ryu, and 1 more author

   Physical Review Research, Aug 2021

   DOI
5. PRL

   Relative Entropy of Random States and Black Holes

   Jonah Kudler-Flam

   Physical Review Letters, Apr 2021

   DOI
6. JHEP

   The quasi-particle picture and its breakdown after local quenches: mutual information, negativity, and reflected entropy

   Jonah Kudler-Flam, Yuya Kusuki, and Shinsei Ryu

   Journal of High Energy Physics, Mar 2021

   DOI

2020

1. PRD

   TT, the entanglement wedge cross section, and the breakdown of the split property

   Meseret Asrat and Jonah Kudler-Flam

   Physical Review D, Aug 2020

   DOI
2. SciPost

   The negativity contour: a quasi-local measure of entanglement for mixed states

   Jonah Kudler-Flam, Hassan Shapourian, and Shinsei Ryu

   SciPost Physics, Apr 2020

   DOI
3. JHEP

   Correlation measures and the entanglement wedge cross-section after quantum quenches in two-dimensional conformal field theories

   Jonah Kudler-Flam, Yuya Kusuki, and Shinsei Ryu

   Journal of High Energy Physics, Apr 2020

   DOI
4. JHEP

   Conformal field theory and the web of quantum chaos diagnostics

   Jonah Kudler-Flam, Laimei Nie, and Shinsei Ryu

   Journal of High Energy Physics, Jan 2020

   DOI
5. JHEP

   Quantum vs. classical information: operator negativity as a probe of scrambling

   Jonah Kudler-Flam, Masahiro Nozaki, Shinsei Ryu, and 1 more author

   Journal of High Energy Physics, Jan 2020

   DOI
6. AIHP D

   Laplacian growth and sandpiles on the Sierpiński gasket: limit shape universality and exact solutions

   Joe Chen and Jonah Kudler-Flam

   Annales de l’Institut Henri Poincare D, Jan 2020

   DOI

2019

1. PRL

   Derivation of Holographic Negativity in AdS_3/CFT_2

   Yuya Kusuki, Jonah Kudler-Flam, and Shinsei Ryu

   Physical Review Letters, Sep 2019

   DOI
2. JPA

   Holographic entanglement contour, bit threads, and the entanglement tsunami

   Jonah Kudler-Flam, Ian MacCormack, and Shinsei Ryu

   Journal of Physics A Mathematical General, Aug 2019

   DOI
3. PRD

   Entanglement negativity and minimal entanglement wedge cross sections in holographic theories

   Jonah Kudler-Flam and Shinsei Ryu

   Physical Review D, May 2019

   DOI