QISS Papers
You can find the publications of the first phase of the QISS grant here.
Average entanglement entropy of a small subsystem in a constrained pure Gaussian state ensemble
Is Planckian discreteness observable in cosmology?
Gabriel R. Bengochea, Gabriel Leon, Alejandro Perez
CPT Marseille
Preprint: 2405.12534
Journal: Universe 11 (2025) 139
Scientific thinking across the centuries and the foundations of physics
Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Journal: J. Phys.: Conf. Ser. 2877 012084, .
Can Alice do science and have friends, in a relational quantum world? Solipsism and Relational Quantum Mechanics
Photonic Implementation of Quantum Gravity Simulator
Emanuele Polino, Beatrice Polacchi, Davide Poderini, Iris Agresti, Gonzalo Carvacho, Fabio Sciarrino, Andrea Di Biagio, Carlo Rovelli, Marios Christodoulou
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2207.01680
Journal: Advanced Photonics Nexus, Vol. 3, Issue 3, 036011 (May 2024)
Planck stars, White Holes, Remnants and Planck-mass quasi-particles. The quantum gravity phase in black holes’ evolution and its manifestations
Carlo Rovelli, Francesca Vidotto
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2407.09584
Tunneling of quantum geometries in spinfoams
Pietro Dona, Hal M. Haggard, Carlo Rovelli, Francesca Vidotto
Bard College, CPT Marseille, UWO London, Perimeter Institute
Preprint: 2402.09038
Journal: Phys. Rev. D 109, 106016 (2024)
Diffuse emission from black hole remnants
Sina Kazemian, Mateo Pascual, Carlo Rovelli, Francesca Vidotto
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2207.06978
Journal: Class. Quantum Grav. 40 087001
Quantum mechanics and Alexander Bogdanov’s worldview: A conversation
Carlo Rovelli, Michael C. Jackson
CPT Marseille, UWO London, Perimeter Institute
Journal: Syst Res Behav Sci. (2023)
Fresh perspectives on the foundations of quantum physics
Eric G. Cavalcanti, Rafael Chaves, Flaminia Giacomini & Yeong-Cherng Liang
ETH Zürich
O perigo da confirmação não-empírica
Relational interpretation of quantum mechanics and Alexander Bogdanov’s worldview
Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Journal: Systems Research and Behavioral Science 40 (2023) 312
Entanglement, causality and quantum networks
The Temporal Asymmetry of Influence is Not Statistical
Wigner’s friend and relational objectivity
The future of secure communications: device independence in quantum key distribution
Seyed Arash Ghoreishi, Giovanni Scala, Renato Renner, Letícia Lira Tacca, Jan Bouda, Stephen Patrick Walborn, Marcin Pawłowski
ETH Zürich
Preprint: 2504.06350
Black Hole Information From Non-vacuum Localised Quantum States
Ali Akil, Riccardo Falcone, Nicetu Tibau Vidal, Giulio Chiribella
QICI Hong Kong
Preprint: 2504.17911
Detecting single gravitons with quantum sensing
Germain Tobar, Sreenath K. Manikandan, Thomas Beitel, Igor Pikovski
OIST
Preprint: 2308.15440
Journal: Nat. Commun. 15, 7229 (2024)
Differentiating and Integrating ZX Diagrams with Applications to Quantum Machine Learning
Quanlong Wang, Richie Yeung, Mark Koch
Quantinuum
Preprint: 2201.13250
Journal: Quantum 8, 1491 (2024)
Entanglement harvesting in quantum superposed spacetime
Quantum Gravity Signature in a Thermodynamic Observable
Thomas Strasser, Marios Christodoulou, Richard Howl, Caslav Brukner
Royal Holloway, IQOQI Vienna
Preprint: 2412.17460
Quantum networks with coherent routing of information through multiple nodes
Hlér Kristjánsson, Yan Zhong, Anthony Munson, Giulio Chiribella
QICI Hong Kong
Preprint: 2208.00480
Journal: npj Quantum Inf 10, 131 (2024)
Boltzmann Bridges
Jordan Scharnhorst, David Wolpert, Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2407.02840
Covariance and symmetry algebras
Antoine Rignon-Bret, Simone Speziale
CPT Marseille
Preprint: 2403.00730
Journal: EPL 149 (2025) 6, 69002
Matrix Mechanics of a Particle in a One-Dimensional Infinite Square Well
Dirac quantum walk on tetrahedra
Ugo Nzongani, Nathanaël Eon, Iván Márquez-Martín, Armando Pérez, Giuseppe Di Molfetta, Pablo Arrighi
Paris-Saclay
Preprint: 2404.09840
Journal: Phys. Rev. A, 110(4), 042418, (2024).
Trading causal order for locality
Ravi Kunjwal, Amin Baumeler
Université Libre Bruxelles
Preprint: 2202.00440
Journal: Phys. Rev. Lett. 131, 120201 (2023)
A clarification on prevailing misconceptions in unimodular gravity
Gabriel R. Bengochea, Gabriel Leon, Alejandro Perez, Daniel Sudarsky
CPT Marseille
Preprint: 2308.07360
Journal: JCAP11(2023)011
Emergence of Riemannian Quantum Geometry
Hal M. Haggard, Jerzy Lewandowski, Hanno Sahlmann
Bard College
Preprint: 2302.02840
Journal: In Bambi, C., Modesto, L., Shapiro, I. (eds) Handbook of Quantum Gravity. Springer, Singapore (2023)
A no-go theorem for absolute observed events without inequalities or modal logic
Discretizing parametrized systems: the magic of Ditt-invariance
Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Preprint: 1107.2310
Journal: Phys. Rev. D 106, 104062
Measuring incompatibility and clustering quantum observables with a quantum switch
Ning Gao, Dantong Li, Anchit Mishra, Junchen Yan, Kyrylo Simonov, Giulio Chiribella
QICI Hong Kong
Preprint: 2208.06210
Journal: Phys. Rev. Lett. 130, 170201 (2023)
Addressable quantum gates
Pablo Arrighi, Christopher Cedzich, Marin Costes, Ulysse Rémond, Benoît Valiron
Paris-Saclay
Preprint: 2109.08050
Journal: ACM Transactions on Quantum Computing
Unpredictability is perfectly possible in a deterministic universe
Making the quantum world accessible to young learners through Quantum Picturalism: An experimental study
Selma Dündar-Coecke, Caterina Puca, Lia Yeh, Muhammad Hamza Waseem, Emmanuel M. Pothos, Thomas Cervoni, Sieglinde M. -L. Pfaendler, Vincent Wang-Maścianica, Peter Sigrist, Ferdi Tomassini, Vincent Anandraj, Ilyas Khan, Stefano Gogioso, Aleks Kissinger, Bob Coecke
Quantinuum
Preprint: 2504.01013
Quantum generalisation of Einstein’s Equivalence Principle can be verified with entangled clocks as quantum reference frames
Carlo Cepollaro, Flaminia Giacomini
ETH Zürich
Preprint: 2112.03303
Journal: Class. Quantum Grav. 41 185009
Linking Edge Modes and Geometrical Clocks in Linearized Gravity
Non-abelian symmetry-resolved entanglement entropy
Eugenio Bianchi, Pietro Dona, Rishabh Kumar
CPT Marseille, IGC at Penn State
Preprint: 2405.00597
Journal: SciPost Phys. 17, 127 (2024)
The sum of entanglement and subsystem coherence is invariant under quantum reference frame transformations
Carlo Cepollaro, Ali Akil, Paweł Cieśliński, Anne-Catherine de la Hamette, Časlav Brukner
QICI Hong Kong, IQOQI Vienna
Preprint: 2406.19448
Quantum Picturalism: Learning Quantum Theory in High School
Selma Dündar-Coecke, Lia Yeh, Caterina Puca, Sieglinde M. -L. Pfaendler, Muhammad Hamza Waseem, Thomas Cervoni, Aleks Kissinger, Stefano Gogioso, Bob Coecke
Quantinuum
Preprint: 2312.03653
Journal: 2023 IEEE International Conference on Quantum Computing and Engineering (QCE), 2023, pp. 21-32
Quantum Galilei group as quantum reference frame transformations
Angel Ballesteros, Diego Fernandez-Silvestre, Flaminia Giacomini, Giulia Gubitosi
ETH Zürich
Preprint: 2504.00569
Locality Implies Complex Numbers in Quantum Mechanics
An Exactly Soluble Group Field Theory
Soft edges: the many links between soft and edge modes
Goncalo Araujo-Regado, Philipp A. Hoehn, Francesco Sartini, Bilyana Tomova
OIST
Preprint: 2412.14548
$text{T}overline{text{T}}$ deformations from AdS$_2$ to dS$_2$
Sergio E. Aguilar-Gutierrez, Andrew Svesko, Manus R. Visser
OIST
Preprint: 2410.18257
Journal: JHEP 01 120 (2025)
$T^2$ deformations in the double-scaled SYK model: Stretched horizon thermodynamics
Relational Observables in Group Field Theory
Quantum Frame Relativity of Subsystems, Correlations and Thermodynamics
The Physical Relevance of the Fiducial Cell in Loop Quantum Cosmology
Fabio M. Mele, Johannes Münch
UWO London
Preprint: 2109.10663
Journal: Phys. Rev. D 108, 106004 (2023)
Why ETH? On thermalization and locality
Uhlmann’s theorem for relative entropies
Universality of stationary entanglement in an optomechanical system driven by non-Markovian noise and squeezed light
Su Direkci, Klemens Winkler, Corentin Gut, Markus Aspelmeyer, Yanbei Chen
IQOQI Vienna
Preprint: 2502.02979
Characterizing stationary optomechanical entanglement in the presence of non-Markovian noise
Su Direkci, Klemens Winkler, Corentin Gut, Markus Aspelmeyer, Yanbei Chen
IQOQI Vienna
Preprint: 2502.02838
Generalised Process Theories
The classical limit of quantum mechanics through coarse-grained measurements
Fatemeh Bibak, Carlo Cepollaro, Nicolás Medina Sánchez, Borivoje Dakić, Časlav Brukner
IQOQI Vienna
Preprint: 2503.15642
No quantum advantage for violating fixed-order inequalities?
Veronika Baumann, Ämin Baumeler, Eleftherios-Ermis Tselentis
Université Libre Bruxelles
Preprint: 2412.17551
Entanglement detection length of multipartite quantum states
Fei Shi, Lin Chen, Giulio Chiribella, Qi Zhao
QICI Hong Kong
Preprint: 2401.03367
Journal: Phys. Rev. Lett. 134, 050201 (2025)
Observation of the quantum equivalence principle for matter-waves
Or Dobkowski, Barak Trok, Peter Skakunenko, Yonathan Japha, David Groswasser, Maxim Efremov, Chiara Marletto, Ivette Fuentes, Roger Penrose, Vlatko Vedral, Wolfgang P. Schleich, Ron Folman
Oxford Physics Department
Preprint: 2502.14535
A Matter-Wave Quantum Superposition of Inertial and Constant Acceleration Motions
Collapse-based models for gravity do not violate the Entanglement-Based Witness of non-classicality
Crossed products and quantum reference frames: on the observer-dependence of gravitational entropy
Quantum Homogenization as a Quantum Steady State Protocol on NISQ Hardware
Alexander Yosifov, Aditya Iyer, Daniel Ebler, Vlatko Vedral
Oxford Physics Department
Preprint: 2412.14544
Journal: Phys. Rev. A 109, 032624 (2024)
Learning Complex Word Embeddings in Classical and Quantum Spaces
Carys Harvey, Stephen Clark, Douglas Brown, Konstantinos Meichanetzidis
Quantinuum
Preprint: 2412.13745
Modal division multiplexing of quantum and classical signals in few-mode fibers
Danilo Zia, Mario Zitelli, Gonzalo Carvacho, Nicolò Spagnolo, Fabio Sciarrino, Stefan Wabnitz
QILab Rome
Preprint: 2412.17578
Device-Independent Randomness Amplification
Anatoly Kulikov, Simon Storz, Josua D. Schär, Martin Sandfuchs, Ramona Wolf, Florence Berterottière, Christoph Hellings, Renato Renner, Andreas Wallraff
ETH Zürich
Preprint: 2412.17931
Characterizing Hybrid Causal Structures with the Exclusivity Graph Approach
Giovanni Rodari, Davide Poderini, Emanuele Polino, Alessia Suprano, Fabio Sciarrino, Rafael Chaves
QILab Rome
Preprint: 2401.00063
Quantum conformal symmetries for spacetimes in superposition
Viktoria Kabel, Anne-Catherine de la Hamette, Esteban Castro-Ruiz, Časlav Brukner
IQOQI Vienna
Preprint: 2207.00021
Journal: Quantum 8, 1547 (2024)
Finite complexity of the ER=EPR state in de Sitter
Suddhasattwa Brahma, Lucas Hackl, Moatsem Hassan, Xiancong Luo
University of Melbourne
Preprint: 2409.13932
Quantum networks theory
Pablo Arrighi, Amélia Durbec, Matt Wilson
Paris-Saclay
Preprint: 2110.10587
Journal: Quantum 8, 1508 (2024)
On the Role of Locality in the Bose-Marletto-Vedral Effect
A correspondence between quantum error correcting codes and quantum reference frames
Sylvain Carrozza, Aidan Chatwin-Davies, Philipp A. Hoehn, Fabio M. Mele
OIST, UWO London
Preprint: 2412.15317
Quantum Reference Frames on Homogeneous Spaces
Contraction of ZX diagrams with triangles via stabiliser decompositions
Mark Koch, Richie Yeung, Quanlong Wang
Quantinuum
Preprint: 2307.01803
Journal: Phys. Scr. 99 105122
Euclidean and complex geometries from real-time computations of gravitational Rényi entropies
Jesse Held, Xiaoyi Liu, Donald Marolf, Zhencheng Wang
UCSB
Preprint: 2409.17428
Journal: JHEP 02 136 (2025)
Quantum-information methods for quantum gravity laboratory-based tests
Chiara Marletto, Vlatko Vedral
Oxford Physics Department
Preprint: 2410.07262
Journal: Rev.Mod.Phys. 97 None (2025)
Squeezed vacua and primordial features in effective theories of inflation at N2LO
The Bose-Marletto-Vedral experiment with nanodiamond interferometers: an insight on entanglement detection
Giuseppe Di Pietra, Fabrizio Piacentini, Ettore Bernardi, Ekaterina Moreva, Carmine Napoli, Ivo Pietro Degiovanni, Marco Genovese, Vlatko Vedral, Chiara Marletto
Oxford Physics Department
Preprint: 2410.19601
Generalizing Bell nonlocality without global causal assumptions
Quantum Gravity, Hydrodynamics and Emergent Cosmology: A Collection of Perspectives
Jibril Ben Achour, Dario Benedetti, Martin Bojowald, Robert Brandenberger, Salvatore Butera, Renata Ferrero, Flaminia Giacomini, Kristina Giesel, Christophe Goeller, Tobias Haas, Philipp A. Höhn, Joshua Kirklin, Luca Marchetti, Daniele Oriti, Roberto Percacci, Antonio D. Pereira, Andreas G. A. Pithis, Mairi Sakellariadou, Sebastian Steinhaus, Johannes Thürigen
ETH Zürich, Université Libre Bruxelles, OIST
Preprint: 2411.12628
Journal: Gen. Rel. Grav. 57, 2 (2025)
Linearization (in)stabilities and crossed products
Subsystem decompositions of quantum evolutions and transformations between causal perspectives
Generalised second law beyond the semiclassical regime
Planar Rotor in Matrix Mechanics and the Role of States in Quantum Physics
Quantum Null Geometry and Gravity
Luca Ciambelli, Laurent Freidel, Robert G. Leigh
Perimeter Institute
Preprint: 2407.11132
Journal: JHEP 12 028 (2024)
Why you do not need to worry about the standard argument that you are a Boltzmann brain
Experimental quantum-enhanced kernels on a photonic processor
Zhenghao Yin, Iris Agresti, Giovanni de Felice, Douglas Brown, Alexis Toumi, Ciro Pentangelo, Simone Piacentini, Andrea Crespi, Francesco Ceccarelli, Roberto Osellame, Bob Coecke, Philip Walther
Quantinuum
Preprint: 2407.20364
Quantum Algorithms for Compositional Text Processing
Tuomas Laakkonen, Konstantinos Meichanetzidis, Bob Coecke
Quantinuum
Preprint: 2408.06061
Journal: EPTCS 406, 2024, pp. 162-196
Steady-state entanglement of interacting masses in free space through optimal feedback control
Klemens Winkler, Anton V. Zasedatelev, Benjamin A. Stickler, Uroš Delić, Andreas Deutschmann-Olek, Markus Aspelmeyer
IQOQI Vienna
Preprint: 2408.07492
Nonequilibrium entanglement between levitated masses under optimal control
Alexander N. Poddubny, Klemens Winkler, Benjamin A. Stickler, Uroš Delić, Markus Aspelmeyer, Anton V. Zasedatelev
IQOQI Vienna
Preprint: 2408.06251
Scalable and interpretable quantum natural language processing: an implementation on trapped ions
Tiffany Duneau, Saskia Bruhn, Gabriel Matos, Tuomas Laakkonen, Katerina Saiti, Anna Pearson, Konstantinos Meichanetzidis, Bob Coecke
Quantinuum
Preprint: 2409.08777
The Operational Meaning of Total Energy of Isolated Systems in General Relativity
Abhay Ashtekar, Simone Speziale
CPT Marseille
Preprint: 2409.06698
Journal: Universe-10-00367 (1) (2024)
Spectral decomposition of field operators and causal measurement in quantum field theory
Knot invariants and indefinite causal order
Samuel Fedida, Anne-Catherine de la Hamette, Viktoria Kabel, Časlav Brukner
IQOQI Vienna
Preprint: 2409.11448
Asymptotic Higher Spin Symmetries I: Covariant Wedge Algebra in Gravity
Nicolas Cresto, Laurent Freidel
Perimeter Institute
Preprint: 2409.12178
Journal: Lett.Math.Phys. 115 39 (2025)
Representation theory of Gaussian unitary transformations for bosonic and fermionic systems
Thermodynamics without Time
Relational Dynamics with Periodic Clocks
Leonardo Chataignier, Philipp A. Hoehn, Maximilian P. E. Lock, Fabio M. Mele
UWO London, OIST
Preprint: 2409.06479
A typology of quantum algorithms
Pablo Arnault, Pablo Arrighi, Steven Herbert, Evi Kasnetsi, Tianyi Li
Paris-Saclay
Preprint: 2407.05178
Towards Relational Quantum Field Theory
Towards Compositional Interpretability for XAI
Indefinite Causal Structure and Causal Inequalities with Time-Symmetry
A diagrammatic language for the Causaloid framework
General Communication Enhancement via the Quantum Switch
Zhen Wu, James Fullwood, Zhihao Ma, Siqi Zhou, Qi Zhao, Giulio Chiribella
QICI Hong Kong
Preprint: 2407.02726
Journal: Phys. Rev. A 111, 012605 (2025)
Null Infinity and Horizons: A New Approach to Fluxes and Charges
Abhay Ashtekar, Simone Speziale
CPT Marseille
Preprint: 2407.03254
Journal: Phys. Rev. D 110, 044049 (2024)
Princeton seminars on physics and philosophy
Hybrid Quantum-Classical Machine Learning with String Diagrams
On the Carrollian Nature of the Light Front
Sucheta Majumdar
CPT Marseille
Preprint: 2406.10353
Journal: International Journal of Modern Physics A
Wigner’s friend scenarios: on what to condition and how to verify the predictions
A time operator and the time-of-arrival problem in quantum field theory
Particle-field duality in QFT measurements
Maria Papageorgiou, Jose de Ramon, Charis Anastopoulos
IQOQI Vienna
Preprint: 2308.14718
Journal: Phys. Rev. D 109, 065024
Eliminating the impossible: Recent progress on local measurement theory for quantum field theory
Relational objectivity in presence of finite quantum resources
What an event is not: unravelling the identity of events in quantum theory and gravity
ZX-calculus is Complete for Finite-Dimensional Hilbert Spaces
Relativization is naturally functorial
On the definition of the spin charge in asymptotically-flat spacetimes
Laurent Freidel, Seyed Faroogh Moosavian, Daniele Pranzetti
Perimeter Institute
Preprint: 2403.19547
Journal: Class. Quantum Grav. (2025) 42 015011
Catalysing Completeness and Universality
Channel-State duality with centers
Typical behaviour of genuine multimode entanglement of pure Gaussian states
Gravitational entropy is observer-dependent
Semi-device independent characterization of multiphoton indistinguishability
Giovanni Rodari, Leonardo Novo, Riccardo Albiero, Alessia Suprano, Carlos T. Tavares, Eugenio Caruccio, Francesco Hoch, Taira Giordani, Gonzalo Carvacho, Marco Gardina, Niki Di Giano, Serena Di Giorgio, Giacomo Corrielli, Francesco Ceccarelli, Roberto Osellame, Nicolò Spagnolo, Ernesto F. Galvão, Fabio Sciarrino
QILab Rome
Preprint: 2404.18636
Primordial power spectrum at N3LO in effective theories of inflation
Eugenio Bianchi, Mauricio Gamonal
IGC at Penn State
Preprint: 2405.03157
Journal: Phys. Rev. D 110, 104032 (2024)
The communication power of a noisy qubit
Saptarshi Roy, Tamal Guha, Sutapa Saha, Giulio Chiribella
QICI Hong Kong
Preprint: 2405.17946
Journal: Phys. Rev. Lett. 134, 080803 (2025)
Geometry of Carrollian Stretched Horizons
Laurent Freidel, Puttarak Jai-akson
Perimeter Institute
Preprint: 2406.06709
Journal: Class.Quant.Grav. 42 None (2025)
Quantum effects in gravity beyond the Newton potential from a delocalised quantum source
Identification is Pointless: Quantum Reference Frames, Localisation of Events, and the Quantum Hole Argument
Viktoria Kabel, Anne-Catherine de la Hamette, Luca Apadula, Carlo Cepollaro, Henrique Gomes, Jeremy Butterfield, Časlav Brukner
IQOQI Vienna
Preprint: 2402.10267
Photonic cellular automaton simulation of relativistic quantum fields: observation of Zitterbewegung
Alessia Suprano, Danilo Zia, Emanuele Polino, Davide Poderini, Gonzalo Carvacho, Fabio Sciarrino, Matteo Lugli, Alessandro Bisio, Paolo Perinotti
QILab Rome
Preprint: 2402.07672
Journal: Phys. Rev. Research 6, 033136
Cosmological Dynamics from Covariant Loop Quantum Gravity with Scalar Matter
Muxin Han, Hongguang Liu, Dongxue Qu, Francesca Vidotto, Cong Zhang
UWO London
Preprint: 2402.07984
Journal: Phys.Rev.D 111 None (2025)
Quantum Circuit Optimization with AlphaTensor
Francisco J. R. Ruiz, Tuomas Laakkonen, Johannes Bausch, Matej Balog, Mohammadamin Barekatain, Francisco J. H. Heras, Alexander Novikov, Nathan Fitzpatrick, Bernardino Romera-Paredes, John van de Wetering, Alhussein Fawzi, Konstantinos Meichanetzidis, Pushmeet Kohli
Quantinuum
Preprint: 2402.14396
Null Infinity as a Weakly Isolated Horizon
Abhay Ashtekar, Simone Speziale
CPT Marseille
Preprint: 2402.17977
Journal: Phys. Rev. D 110, 044048 (2024)
Gravitationally Mediated Entanglement with Superpositions of Rotational Energies
Gerard Higgins, Andrea Di Biagio, Marios Christodoulou
IQOQI Vienna
Preprint: 2403.02062
Journal: Phys.Rev.D 110 None (2024)
Tsirelson bounds for quantum correlations with indefinite causal order
Zixuan Liu, Giulio Chiribella
QICI Hong Kong
Preprint: 2403.02749
Journal: Nat. Commun. 16, 3314 (2025)
On the Time Orientation of Probability
Andrea Di Biagio, Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute, IQOQI Vienna
Preprint: 2403.01062
Journal: Philosophy of Physics, 2(1), p. 16
Fast classical simulation of quantum circuits via parametric rewriting in the ZX-calculus
A complete logic for causal consistency
A de Finetti theorem for quantum causal structures
Fabio Costa, Jonathan Barrett, Sally Shrapnel
Oxford Computer Science
Preprint: 2403.10316
Journal: Quantum 9, 1628 (2025)
Local fraction in Static Causal Orders
Information-theoretic derivation of energy and speed bounds
Spinfoams, $gamma$-duality and parity violation in primordial gravitational waves
Causal Graph Dynamics and Kan Extensions
Luidnel Maignan, Antoine Spicher
Paris-Saclay
Preprint: 2403.13393
Journal: Harmer, R., Kosiol, J. (eds) Graph Transformation. ICGT 2024. Lecture Notes in Computer Science, vol 14774 . Springer, Cham.
Identification of Causal Influences in Quantum Processes
Isaac Friend, Aleks Kissinger
Oxford Computer Science
Preprint: 2311.08882
Journal: EPTCS 394, 2023, pp. 101-115
Random pure Gaussian states and Hawking radiation
Erik Aurell, Lucas Hackl, Paweł Horodecki, Robert H. Jonsson, Mario Kieburg
University of Melbourne
Preprint: 2311.10562
Journal: Phys. Rev. Lett. 133, 060202
Proceedings 19th International Conference on Quantum Physics and Logic
A Pipeline For Discourse Circuits From CCG
Jonathon Liu, Razin A. Shaikh, Benjamin Rodatz, Richie Yeung, Bob Coecke
Quantinuum
Preprint: 2311.17892
Primordial fluctuations from quantum gravity: 16-cell topological model
Locality in the Schroedinger Picture of Quantum Mechanics
On the tensorial structure of general covariant quantum systems
Understanding the interplay of entanglement and nonlocality: motivating and developing a new branch of entanglement theory
D. Schmid, T.C. Fraser, R. Kunjwal, A. B. Sainz, E. Wolfe, and R. W. Spekkens
Université Libre Bruxelles
Preprint: 2004.09194
Journal: Quantum 7, 1194 (2023)
Spacetime geometry from canonical spherical gravity
Asier Alonso-Bardaji, David Brizuela
CPT Marseille
Preprint: 2310.12951
Journal: Phys.Rev.D 109 (2024) 4, 044065
Nonsingular collapse of a spherical dust cloud
Asier Alonso-Bardaji, David Brizuela
CPT Marseille
Preprint: 2312.15505
Journal: Phys.Rev.D 109 (2024) 6, 064023
Completeness of qufinite ZXW calculus, a graphical language for mixed-dimensional quantum computing
Light-Matter Interaction in the ZXW Calculus
Giovanni de Felice, Razin A. Shaikh, Boldizsár Poór, Lia Yeh, Quanlong Wang, Bob Coecke
Quantinuum
Preprint: 2306.02114
Journal: EPTCS 384, 2023, pp. 20-46
Quantum networks boosted by entanglement with a control system
Tamal Guha, Saptarshi Roy, Giulio Chiribella
QICI Hong Kong
Preprint: 2206.05247
Journal: Phys. Rev. Research 5, 033214
Device-independent certification of indefinite causal order in the quantum switch
Tein van der Lugt, Jonathan Barrett, Giulio Chiribella
QICI Hong Kong
Preprint: 2208.00719
Journal: Nature Communications 14, 5811 (2023)
Quantum autoencoders for communication-efficient quantum cloud computing
Yan Zhu, Ge Bai, Yuexuan Wang, Tongyang Li, Giulio Chiribella
QICI Hong Kong
Preprint: 2112.12369
Journal: Quantum Mach. Intell. 5, 27 (2023)
Hawking radiation for detectors in superposition of locations outside a black hole
Observing ghost entanglement beyond scattering amplitudes in quantum electrodynamics
Quantum-enhanced screened dark energy detection
Daniel Hartley, Christian Käding, Richard Howl, Ivette Fuentes
Royal Holloway
Preprint: 1909.02272
Journal: EPJC-23-03-136
Measurement events relative to temporal quantum reference frames
Ladina Hausmann, Alexander Schmidhuber, Esteban Castro-Ruiz
Paris-Saclay
Preprint: 2308.10967
Journal: Quantum 9, 1616 (2025)
A relativistic discrete spacetime formulation of 3+1 QED
Nathanaël Eon, Giuseppe Di Molfetta, Giuseppe Magnifico, Pablo Arrighi
Paris-Saclay
Preprint: 2205.03148
Journal: Quantum 7, 1179 (2023)
Global Kruskal-Szekeres coordinates for Reissner-Nordström spacetime
Bridging the neuroscience and physics of time
Dean Buonomano, Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2110.01976
Journal: Time and Science, Volume 2: Life Sciences, R. Lestienne and P. Harris eds., World Scientific 2023
Remote sensing of a levitated superconductor with a flux-tunable microwave cavity
Philip Schmidt, Remi Claessen, Gerard Higgings, Joachim Hofer, Jannek J. Hansen, Peter Asenbaum, Kevin Uhl, Reinhold Kleiner, Rudolf Gross, Hans Huebl, Michael Trupke, Markus Aspelmeyer
IQOQI Vienna
Preprint: 2401.08854
Journal: Phys. Rev. Applied 22 (2024) 014078
Optimal compilation of parametrised quantum circuits
John van de Wetering, Richie Yeung, Tuomas Laakkonen, Aleks Kissinger
Oxford Computer Science
Preprint: 2401.12877
Lessons from discrete light-cone quantization for physics at null infinity: Bosons in two dimensions
Glenn Barnich, Sucheta Majumdar, Simone Speziale, Wen-Di Tan
CPT Marseille
Preprint: 2401.14873
Journal: JHEP 05 (2024) 326
Shadow simulation of quantum processes
Xuanqiang Zhao, Xin Wang, Giulio Chiribella
QICI Hong Kong
Preprint: 2401.14934
Journal: Phys. Rev. Lett. 133, 120804 (2024)
Carrollian $Lw_{1+infty}$ representation from twistor space
Laura Donnay, Laurent Freidel, Yannick Herfray
Perimeter Institute
Preprint: 2402.00688
Journal: SciPost Phys. 17 118 (2024)
Minimum Detection Efficiencies for Loophole-free Genuine Nonlocality Tests
Subhendu B. Ghosh, Snehasish Roy Chowdhury, Ranendu Adhikary, Arup Roy, Tamal Guha
QICI Hong Kong
Preprint: 2401.16134
Journal: Phys. Rev. A 109, 052202 (2024)
Horizons and Null Infinity: A Fugue in 4 voices
Abhay Ashtekar, Simone Speziale
CPT Marseille
Preprint: 2401.15618
Journal: Phys. Rev. D109, L061501 (2024)
Renormalization of conformal infinity as a stretched horizon
Laurent Freidel, Aldo Riello
Perimeter Institute
Preprint: 2402.03097
Journal: 2024 Class. Quantum Grav. 41 175013
Interaction of evanescent particles with an Unruh-DeWitt detector
Daniele Colosi, Robert Oeckl, Adamantia Zampeli
UNAM
Preprint: 2310.06716
Journal: Phys. Rev. D 109 (2024) 025009, 27 pages
The thermodynamic cost of choosing
Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2309.08557
Journal: Foundations of Physics, Volume 54, Issue 3, id.28
Quantum Detection of Gravitationally Interacting Dark Matter
Alejandro Perez, Carlo Rovelli, Marios Christodoulou
CPT Marseille, UWO London, Perimeter Institute, IQOQI Vienna
Preprint: 2309.08238
Journal: Phys.Rev.Lett. 133 (2024) 11, 111001
Macroscopic quantum entanglement between an optomechanical cavity and a continuous field in presence of non-Markovian noise
Su Direkci, Klemens Winkler, Corentin Gut, Klemens Hammerer, Markus Aspelmeyer, Yanbei Chen
IQOQI Vienna
Preprint: 2309.12532
Journal: Phys. Rev. Research 6, 013175
Taxonomy for Physics Beyond Quantum Mechanics
Emily Adlam, Jonte R. Hance, Sabine Hossenfelder, Tim N. Palmer
UWO London
Preprint: 2309.12293
Journal: Proc.Roy.Soc.Lond.A 480 None (2024)
Gravity Mediated Entanglement between Oscillators as Quantum Superposition of Geometries
Ofek Bengyat, Andrea Di Biagio, Markus Aspelmeyer, Marios Christodoulou
IQOQI Vienna
Preprint: 2309.16312
Journal: Phys.Rev.D 110 None (2024)
Comparing coherent and incoherent models for quantum homogenization
Anna Beever, Maria Violaris, Chiara Marletto, Vlatko Vedral
Oxford Physics Department
Preprint: 2309.15741
Journal: Phys.Rev.A 110 None (2024)
Observable Thermalization: Theory, Numerical and Analytical Evidence
Algebras and Hilbert spaces from gravitational path integrals: Understanding Ryu-Takayanagi/HRT as entropy without invoking holography
Eugenia Colafranceschi, Xi Dong, Donald Marolf, Zhencheng Wang
UCSB
Preprint: 2310.02189
Journal: JHEP 10 None (2024)
Quantum Nonlocality: Multi-copy Resource Inter-convertibility & Their Asymptotic Inequivalence
Subhendu B. Ghosh, Snehasish Roy Chowdhury, Guruprasad Kar, Arup Roy, Tamal Guha, Manik Banik
QICI Hong Kong
Preprint: 2310.16386
Journal: Phys.Rev.Lett. 132 None (2024)
Flexible Error Mitigation of Quantum Processes with Data Augmentation Empowered Neural Model
Manwen Liao, Yan Zhu, Giulio Chiribella, Yuxiang Yang
QICI Hong Kong
Preprint: 2311.01727
Journal: npj Quantum Inf. 11 8 (2025)
Quantum teleportation of a genuine vacuum-one-photon qubit generated via a quantum dot source
Beatrice Polacchi, Francesco Hoch, Giovanni Rodari, Stefano Savo, Gonzalo Carvacho, Nicolò Spagnolo, Taira Giordani, Fabio Sciarrino
QILab Rome
Preprint: 2310.20521
Journal: Nanophoton. 1 45 (2024)
Black Hole Entropy and Planckian Discreteness
Alejandro Perez
CPT Marseille
Preprint: 2310.19389
Journal: 2025, Encyclopedia of Mathematical Physics, p. 531-541
Spinfoams: Foundations
Jonathan Engle, Simone Speziale
CPT Marseille
Preprint: 2310.20147
Journal: In: Bambi, C., Modesto, L., Shapiro, I. (eds) Handbook of Quantum Gravity. Springer, Singapore (2023)
Typical entanglement entropy in systems with particle-number conservation
Yale Cheng, Rohit Patil, Yicheng Zhang, Marcos Rigol, Lucas Hackl
University of Melbourne
Preprint: 2310.19862
Journal: Phys.Rev.B 110 None (2024)
Dimension-independent weak value estimation via controlled SWAP operations
Giulio Chiribella, Kyrylo Simonov, Xuanqiang Zhao
QICI Hong Kong
Preprint: 2311.03941
Journal: Phys.Rev.Res. 6 None (2024)
Experimental certification of contextuality, coherence and dimension in a programmable universal photonic processor
Taira Giordani, Rafael Wagner, Chiara Esposito, Anita Camillini, Francesco Hoch, Gonzalo Carvacho, Ciro Pentangelo, Francesco Ceccarelli, Simone Piacentini, Andrea Crespi, Nicolò Spagnolo, Roberto Osellame, Ernesto F. Galvão, Fabio Sciarrino
QILab Rome
Preprint: 2311.03266
Journal: Science Advances 9, 44, eadj4249 (2023)
Conservation Laws Reveal the Quantumness of Gravity
The debate over QKD: A rebuttal to the NSA’s objections
Local Inaccessibility of Random Classical Information : Conditional Nonlocality demands Entanglement
Subhendu B. Ghosh, Snehasish Roy Chowdhury, Tathagata Gupta, Anandamay Das Bhowmik, Sutapa Saha, Some Sankar Bhattacharya, Tamal Guha
QICI Hong Kong
Preprint: 2307.08457
Discreteness Unravels the Black Hole Information Puzzle: Insights from a Quantum Gravity Toy Model
Alejandro Perez, Sami Viollet
CPT Marseille
Preprint: 2307.10254
Journal: Entropy 2023, 25(11), 1479
The Generative Programs Framework
Obstructions to Compositionality
Caterina Puca, Amar Hadzihasanovic, Fabrizio Genovese, Bob Coecke
Quantinuum
Preprint: 2307.14461
Journal: EPTCS 397, 2023, pp. 226-245
Light-cone thermodynamics: purification of the Minkowski vacuum
Alejandro Perez, Salvatore Ribisi
CPT Marseille
Preprint: 2307.12031
Journal: Phys.Rev.D 109 (2024) 12, 125012
Painlevé-Gullstrand coordinates discontinuity in the quantum Oppenheimer-Snyder model
Francesco Fazzini, Carlo Rovelli, Farshid Soltani
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2307.07797
Journal: Phys. Rev. D 108, 044009 (2023)
Generation and characterization of polarization-entangled states using quantum dot single-photon sources
Mauro Valeri, Paolo Barigelli, Beatrice Polacchi, Giovanni Rodari, Gianluca De Santis, Taira Giordani, Gonzalo Carvacho, Nicolò Spagnolo, Fabio Sciarrino
QILab Rome
Preprint: 2308.02422
Journal: Quantum Sci.Technol. 9 None (2024)
Experimental property-reconstruction in a photonic quantum extreme learning machine
Alessia Suprano, Danilo Zia, Luca Innocenti, Salvatore Lorenzo, Valeria Cimini, Taira Giordani, Ivan Palmisano, Emanuele Polino, Nicolò Spagnolo, Fabio Sciarrino, G. Massimo Palma, Alessandro Ferraro, Mauro Paternostro
QILab Rome
Preprint: 2308.04543
Journal: Phys.Rev.Lett. 132 None (2024)
Quantum mechanics with real numbers: entanglement, superselection rules and gauges
Commuting operations factorise
Sequence Processing with Quantum Tensor Networks
Carys Harvey, Richie Yeung, Konstantinos Meichanetzidis
Quantinuum
Preprint: 2308.07865
Journal: Sci.Rep. 15 7155 (2025)
Predictive Modelling of Quantum Process with Neural Networks
Yan Zhu, Ya-Dong Wu, Qiushi Liu, Yuexuan Wang, Giulio Chiribella
QICI Hong Kong
Preprint: 2308.08815
Matter relative to quantum hypersurfaces
Philipp A. Hoehn, Andrea Russo, Alexander R. H. Smith
OIST
Preprint: 2308.12912
Journal: Phys.Rev.D 109 None (2024)
Global Synthesis of CNOT Circuits with Holes
Ewan Murphy, Aleks Kissinger
Oxford Computer Science
Preprint: 2308.16496
Journal: EPTCS 384, 2023, pp. 75-88
A trace inequality for Euclidean gravitational path integrals (and a new positive action conjecture)
Eugenia Colafranceschi, Donald Marolf, Zhencheng Wang
UCSB
Preprint: 2309.02497
Journal: JHEP 04 140 (2024)
Null Raychaudhuri: Canonical Structure and the Dressing Time
Luca Ciambelli, Laurent Freidel, Robert G. Leigh
Perimeter Institute
Preprint: 2309.03932
Journal: JHEP 01 166 (2024)
General gravitational charges on null hypersurfaces
Gloria Odak, Antoine Rignon-Bret, Simone Speziale
CPT Marseille
Preprint: 2309.03854
Journal: J. High Energ. Phys. 2023, 38 (2023)
What Does ‘(Non)-Absoluteness of Observed Events’ Mean?
Incompleteness Theorems for Observables in General Relativity
Aristotelis Panagiotopoulos, George Sparling, Marios Christodoulou
IQOQI Vienna
Preprint: 2305.04818
Journal: Physical Review Letters, Vol. 131, No. 17, p. 171402 (23 October, 2023)
Relativistic locality can imply subsystem locality
Andrea Di Biagio, Richard Howl, Časlav Brukner, Carlo Rovelli, Marios Christodoulou
Royal Holloway, IQOQI Vienna, CPT Marseille, UWO London, Perimeter Institute
Preprint: 2305.05645
Average Pure-State Entanglement Entropy in Spin 1/2 Systems with SU(2) Symmetry
Rohit Patil, Lucas Hackl, Marcos Rigol
University of Melbourne
Preprint: 2305.11211
Journal: Phys. Rev. B 108, 245101 (2023)
Relational superposition measurements with a material quantum ruler
Hui Wang, Flaminia Giacomini, Franco Nori, Miles P. Blencowe
ETH Zürich
Preprint: 2306.00347
Journal: Quantum 8, 1335 (2024).
Paradox with Phase-Coupled Interferometers
Saba Etezad-Razavi, Lucien Hardy
Perimeter Institute
Preprint: 2305.14241
Journal: Phys.Rev.A 110 None (2024)
Observers in superposition and the no-signaling principle
Linear Ultrastrong Optomechanical Interaction
Kahan Dare, Jannek J. Hansen, Iurie Coroli, Aisling Johnson, Markus Aspelmeyer, Uroš Delić
IQOQI Vienna
Preprint: 2305.16226
Journal: Phys.Rev.Res. 6 None (2024)
Disappearing Without a Trace: The Arrows of Time in Kent’s Solution to the Lorentzian Quantum Reality Problem
Emily Adlam
UWO London
Preprint: 2305.13201
Journal: The British Journal for the Philosophy of Science
A toy model provably featuring an arrow of time without past hypothesis
Pablo Arrighi, Gilles Dowek, Amélia Durbec
Paris-Saclay
Preprint: 2306.07121
Journal: New J. Phys. 26 113019 (2024)
Matrix Mechanics Mis-Prized: Max Born’s Belated Nobelization
John L. Heilbron, Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2306.00842
Journal: Eur.Phys.J.H 48 (2023) 1, 11
Nonclassicality in correlations without causal order
Graphical CSS Code Transformation Using ZX Calculus
Jiaxin Huang, Sarah Meng Li, Lia Yeh, Aleks Kissinger, Michele Mosca, Michael Vasmer
Oxford Computer Science
Preprint: 2307.02437
Journal: EPTCS 384, 2023, pp. 1-19
Quantum Causal Inference with Extremely Light Touch
Xiangjing Liu, Yixian Qiu, Oscar Dahlsten, Vlatko Vedral
Oxford Physics Department
Preprint: 2303.10544
Journal: npj Quantum Inf. 11 54 (2025)
Causal structure in the presence of sectorial constraints, with application to the quantum switch
Nick Ormrod, Augustin Vanrietvelde, Jonathan Barrett
Paris-Saclay, Oxford Computer Science
Preprint: 2204.10273
Journal: Quantum 7, 1028 (2023)
Quantum-Enhanced Learning of Continuous-Variable Quantum States
Ya-Dong Wu, Giulio Chiribella, Nana Liu
QICI Hong Kong
Preprint: 2303.05097
Journal: Phys.Rev.Res. 6 None (2024)
Which theories have a measurement problem?
What Is In a Survey? Simulation-Induced Selection Effects in Astronomy
The Everything-is-a-Quantum-Wave Interpretation of Quantum Physics
Graph subshifts
Complete Graphical Language for Hermiticity-Preserving Superoperators
Titouan Carette, Timothée Hoffreumon, Émile Larroque, Renaud Vilmart
Université Libre Bruxelles
Preprint: 2302.04212
Are Entropy Bounds Epistemic?
Classification of causally complete spaces on 3 events with binary inputs
The Geometry of Causality
The Topology of Causality
On the analogies between gravitational and electromagnetic radiative energy
Henrique Gomes, Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2303.14064
Journal: Philosophy of Physics, 2(1), p. 2
On the Inevitable Lightness of Vacuum
Laurent Freidel, Jerzy Kowalski-Glikman, Robert G. Leigh, Djordje Minic
Perimeter Institute
Preprint: 2303.17495
Journal: Int.J.Mod.Phys.D 32 None (2023)
Experimental super-Heisenberg quantum metrology with indefinite gate order
Peng Yin, Xiaobin Zhao, Yuxiang Yang, Yu Guo, Wen-Hao Zhang, Gong-Chu Li, Yong-Jian Han, Bi-Heng Liu, Jin-Shi Xu, Giulio Chiribella, Geng Chen, Chuan-Feng Li, Guang-Can Guo
QICI Hong Kong
Preprint: 2303.17223
Journal: Nat. Phys. (2023)
Gravitationally-induced entanglement in cold atoms
Probes, purviews, purgatories, parable, paradox?
Picturing counting reductions with the ZH-calculus
Tuomas Laakkonen, Konstantinos Meichanetzidis, John van de Wetering
Quantinuum
Preprint: 2304.02524
Journal: EPTCS 384, 2023, pp. 89-113
A resource theory of activity for quantum thermodynamics in the absence of heat baths
The principle of a finite density of information
Dark Energy or Modified Gravity?
Chris Smeenk, James Owen Weatherall
UWO London
Preprint: 2304.14591
Journal: Phil.Sci. 91 1232 (2024)
Probing spectral features of quantum many-body systems with quantum simulators
Jinzhao Sun, Lucia Vilchez-Estevez, Vlatko Vedral, Andrew T. Boothroyd, M. S. Kim
Oxford Physics Department
Preprint: 2305.07649
Journal: Nature Commun. 16 1403 (2025)
On the consistency of relative facts
Eric G. Cavalcanti, Andrea Di Biagio, Carlo Rovelli
IQOQI Vienna, CPT Marseille, UWO London, Perimeter Institute, Royal Holloway
Preprint: 2305.07343
Journal: Euro Jnl Phil Sci 13, 55 (2023).
How to sum and exponentiate Hamiltonians in ZXW calculus
Razin A. Shaikh, Quanlong Wang, Richie Yeung
Quantinuum
Preprint: 2212.04462
Journal: EPTCS 394, 2023, pp. 236-261
Contemporary Philosophical Perspectives on the Cosmological Constant
Adam Koberinski, Bridget Falck, Chris Smeenk
UWO London
Preprint: 2212.04335
Journal: Universe 2023, 9(3), 134
Modelling quantum particles falling into a black hole: the deep interior limit
Alejandro Perez, Salvatore Ribisi, Sami Viollet
CPT Marseille
Preprint: 2301.03951
Journal: Universe 2023, 9(2), 75
Do We Have Any Viable Solution to the Measurement Problem?
Emily Adlam
UWO London
Preprint: 2301.06192
Journal: Foundations of Physics, Volume 53, Issue 2, article id.44
Any consistent coupling between classical gravity and quantum matter is fundamentally irreversible
Thomas D. Galley, Flaminia Giacomini, John H. Selby
ETH Zürich
Preprint: 2301.10261
Journal: Quantum 7, 1142 (2023)
Summing bulk quantum numbers with Monte Carlo in spin foam theories
Loop Quantum Gravity and Quantum Information
Eugenio Bianchi, Etera R. Livine
IGC at Penn State
Preprint: 2302.05922
Journal: In Bambi, C., Modesto, L., Shapiro, I. (eds) Handbook of Quantum Gravity. Springer, Singapore (2023)
Quantum Reference Frames at the Boundary of Spacetime
Viktoria Kabel, Časlav Brukner, Wolfgang Wieland
IQOQI Vienna
Preprint: 2302.11629
Journal: Phys. Rev. D 108, 106022
Geometry Transition in Spinfoams
Marios Christodoulou, Fabio D’Ambrosio, Charalampos Theofilis
IQOQI Vienna
Preprint: 2302.12622
Journal: Class.Quant.Grav. 41 None (2024)
Unextendible product bases from orthogonality graphs
Fei Shi, Ge Bai, Xiande Zhang, Qi Zhao, Giulio Chiribella
QICI Hong Kong
Preprint: 2303.02553
Journal: Phys. Rev. Research 5, 033144
Indeterminism and Bell nonlocality with classical systems
Lorenzo Giannelli, Carlo Maria Scandolo, Giulio Chiribella
QICI Hong Kong
Preprint: 2301.10885
Journal: Phys. Rev. Lett. 132, 190201 (2024
Hybrid nonlocality via atom photon interactions with and without impurities
Pritam Halder, Ratul Banerjee, Saptarshi Roy, Aditi Sen De
QICI Hong Kong
Preprint: 2302.11513
Journal: Phys.Rev.A 111 None (2025)
Basic ZX-calculus for students and professionals
Distilling Text into Circuits
Completeness for arbitrary finite dimensions of ZXW-calculus, a unifying calculus
Boldizsár Poór, Quanlong Wang, Razin A. Shaikh, Lia Yeh, Richie Yeung, Bob Coecke
Quantinuum
Preprint: 2302.12135
Journal: 38th Annual ACM/IEEE Symposium on Logic in Computer Science (LICS)
On the geometry of the black-to-white hole transition within a single asymptotic region
Muxin Han, Carlo Rovelli, Farshid Soltani
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2302.03872
Journal: Phys. Rev. D 107, 064011
Quantum States of Fields for Quantum Split Sources
Lin-Qing Chen, Flaminia Giacomini, Carlo Rovelli
ETH Zürich, CPT Marseille, UWO London, Perimeter Institute, Université Libre Bruxelles
Preprint: 2207.10592
Journal: Quantum 7, 958 (2023)
Inference of gravitational field superposition from quantum measurements
Chris Overstreet, Joseph Curti, Minjeong Kim, Peter Asenbaum, Mark A. Kasevich, Flaminia Giacomini
ETH Zürich
Preprint: 2209.02214
Journal: Phys. Rev. D 108, 084038 (2023)
Witnessing superpositions of causal orders by weak measurements at a given time
Experimental demonstration of input-output indefiniteness in a single quantum device
Yu Guo, Zixuan Liu, Hao Tang, Xiao-Min Hu, Bi-Heng Liu, Yun-Feng Huang, Chuan-Feng Li, Guang-Can Guo, Giulio Chiribella
QICI Hong Kong
Preprint: 2210.17046
Journal: Phys. Rev. Lett. 132, 160201 (2024)
Quantum Euler angles and agency-dependent spacetime
Giovanni Amelino-Camelia, Vittorio D’Esposito, Giuseppe Fabiano, Domenico Frattulillo, Philipp A. Hoehn, Flavio Mercati
OIST
Preprint: 2211.11347
Journal: PTEP 2024 (2024) 3, 033A01
Witnessing the non-objectivity of an unknown quantum dynamics
Davide Poderini, Giovanni Rodari, George Moreno, Emanuele Polino, Ranieri Nery, Alessia Suprano, Cristhiano Duarte, Fabio Sciarrino, Rafael Chaves
QILab Rome
Preprint: 2211.15638
Constructive Axiomatics in Spacetime Physics Part II: Constructive Axiomatics in Context
Geometry from local flatness in Lorentzian spin foam theories
Cosmological constraints on unimodular gravity models with diffusion
Susana J. Landau, Micol Benetti, Alejandro Perez, Daniel Sudarsky
CPT Marseille
Preprint: 2211.07424
Journal: Phys. Rev. D 108, 043524
Philosophical Foundations of Loop Quantum Gravity
Carlo Rovelli, Francesca Vidotto
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2211.06718
Journal: In Bambi, C., Modesto, L., Shapiro, I. (eds) Handbook of Quantum Gravity. Springer, Singapore (2023)
Quantum diffeomorphisms cannot make indefinite causal order definite
Anne-Catherine de la Hamette, Viktoria Kabel, Marios Christodoulou, Časlav Brukner
IQOQI Vienna
Preprint: 2211.15685
Contextuality in entanglement-assisted one-shot classical communication
Shiv Akshar Yadavalli, Ravi Kunjwal
Université Libre Bruxelles
Preprint: 2006.00469
Journal: Quantum 6, 839 (2022)
Determinism Beyond Time Evolution
Entanglement-asymmetry correspondence for internal quantum reference frames
Anne-Catherine de la Hamette, Stefan L. Ludescher, Markus P. Mueller
IQOQI Vienna
Preprint: 2112.00046
Journal: Phys. Rev. Lett. 129, 260404 (2022)
Controlling wave-particle duality with quantum entanglement
Kai Wang, Daniel R. Terno, Caslav Brukner, Shining Zhu, Xiao-Song Ma
IQOQI Vienna
Preprint: 2112.11659
Journal: Phys. Rev. A 106, 053715
Two Roads to Retrocausality
Tabletop Experiments for Quantum Gravity Are Also Tests of the Interpretation of Quantum Mechanics
Emily Adlam
UWO London
Preprint: 2204.08064
Journal: Foundations of Physics, Volume 52, Issue 5, article id.115
Metriplectic geometry for gravitational subsystems
Viktoria Kabel, Wolfgang Wieland
IQOQI Vienna
Preprint: 2206.00029
Journal: Phys. Rev. D 106, 064053
Radiative corrections to the Lorentzian EPRL spin foam propagator
Pietro Donà, Pietropaolo Frisoni, Edward Wilson-Ewing
UWO London
Preprint: 2206.14755
Journal: Phys.Rev.D 106 (2022) 6, 066022
Time, space and matter in the primordial universe
Experimental nonclassicality in a causal network without assuming freedom of choice
Emanuele Polino, Davide Poderini, Giovanni Rodari, Iris Agresti, Alessia Suprano, Gonzalo Carvacho, Elie Wolfe, Askery Canabarro, George Moreno, Giorgio Milani, Robert W. Spekkens, Rafael Chaves, Fabio Sciarrino
QILab Rome
Preprint: 2210.07263
Journal: Nat Commun 14, 909 (2023)
Quantum communication through devices in an indefinite input-output direction
Zixuan Liu, Ming Yang, Giulio Chiribella
QICI Hong Kong
Preprint: 2212.08265
Journal: New J.Phys. 25 (2023) 043017
Generic features of a polymer quantum black hole
Johannes Münch, Alejandro Perez, Simone Speziale, Sami Viollet
CPT Marseille
Preprint: 2212.06708
Journal: Class. Quantum Grav. 40 135003
Wald-Zoupas prescription with (soft) anomalies
Gloria Odak, Antoine Rignon-Bret, Simone Speziale
CPT Marseille
Preprint: 2212.07947
Journal: Phys. Rev. D 107, 084028
Does Science need Intersubjectivity? The Problem of Confirmation in Orthodox Interpretations of Quantum Mechanics
Emily Adlam
UWO London
Preprint: 2203.16278
Journal: Synthese volume 200, Article number: 522 (2022)
Existence of processes violating causal inequalities on time-delocalised subsystems
Julian Wechs, Cyril Branciard, Ognyan Oreshkov
Université Libre Bruxelles
Preprint: 2201.11832
Journal: Nature Communications 14, 1471 (2023)
Geometry from quantum temporal correlations
Refining embeddings with fill-tuning: data-efficient generalised performance improvements for materials foundation models
Matthew P. Wilson, Edward O. Pyzer-Knapp, Nicolas Galichet, Luke Dicks
Paris-Saclay
Preprint: 2502.13886
Computing the graph-changing dynamics of loop quantum gravity
Thiago L. M. Guedes, Guillermo A. Mena Marugán, Francesca Vidotto, Markus Müller
UWO London
Preprint: 2412.20257
Taming Thiemann’s Hamiltonian constraint in canonical loop quantum gravity: reversibility, eigenstates and graph-change analysis
Thiago L. M. Guedes, Guillermo A. Mena Marugán, Markus Müller, Francesca Vidotto
UWO London
Preprint: 2412.20272
Average mutual information for random fermionic Gaussian quantum states
Dissipation-induced Quantum Homogenization for Temporal Information Processing
Alexander Yosifov, Aditya Iyer, Vlatko Vedral
Oxford Physics Department
Preprint: 2412.09979
Journal: Phys.Rev.A 111 None (2025)
Formation of nonsingular spherical black holes with holonomy corrections
A Photonic Parameter-shift Rule: Enabling Gradient Computation for Photonic Quantum Computers
Axel Pappalardo, Pierre-Emmanuel Emeriau, Giovanni de Felice, Brian Ventura, Hugo Jaunin, Richie Yeung, Bob Coecke, Shane Mansfield
Quantinuum
Preprint: 2410.02726
Journal: Phys.Rev.A 111 None (2025)
The role of non-classicality in mediated spatial quantum correlations
Quantum Mutual Information in Time
James Fullwood, Zhen Wu, Arthur J. Parzygnat, Vlatko Vedral
Oxford Physics Department
Preprint: 2410.02137
Universal quantum theory contains twisted logic
Francesco Atzori, Enrico Rebufello, Maria Violaris, Laura T. Knoll, Abdulla Alhajri, Alessio Avella, Marco Gramegna, Chiara Marletto, Vlatko Vedral, Fabrizio Piacentini, Ivo Pietro Degiovanni, Marco Genovese
Oxford Physics Department
Preprint: 2409.20480
Diagrams and GPTs for Quantum Gravity
The Bose-Marletto-Vedral proposal in different frames of reference and the quantum nature of gravity
Tomography of clock signals using the simplest possible reference
Quantum homogenization as a quantum steady-state protocol on noisy intermediate-scale quantum hardware
Alexander Yosifov, Aditya Iyer, Daniel Ebler, and Vlatko Vedral
Oxford Physics Department
Journal: Phys. Rev. A 109, 032624
Causal structure in spin-foams
Eugenio Bianchi, Pierre Martin-Dussaud
IGC at Penn State
Preprint: 2109.00986
Journal: Universe 2024, 10(4), 181
Exploring the Local Landscape in the Triangle Network
Elisa Bäumer, Victor Gitton, Tamás Kriváchy, Nicolas Gisin, Renato Renner
ETH Zürich
Preprint: 2405.08939
Spatially local energy density of gravitational waves
Centerless-BMS charge algebra
Antoine Rignon-Bret, Simone Speziale
CPT Marseille
Preprint: 2405.01526
Journal: Phys.Rev.D 110 (2024) 4, 044050
Space-time deterministic graph rewriting
Scalable spider nests (…or how to graphically grok transversal non-Clifford gates)
Aleks Kissinger, John van de Wetering
Oxford Computer Science
Preprint: 2404.07828
Journal: EPTCS 406, 2024, pp. 79-95
Maximum and minimum causal effects of quantum processes
Generic ETH: Eigenstate Thermalization beyond the Microcanonical
String diagrams for wave-based computation
Hollow-core fiber loading of nanoparticles into ultra-high vacuum
Stefan Lindner, Paul Juschitz, Jakob Rieser, Yaakov Y. Fein, Mario Ciampini, Markus Aspelmeyer, Nikolai Kiesel
IQOQI Vienna
Preprint: 2311.13920
Journal: Appl.Phys.Lett. 124 None (2024)
Note on episodes in the history of modeling measurements in local spacetime regions using QFT
Scientific Models Are Not Fictions
Erik Curiel
Universität Bonn
On playing gods: The fallacy of the many-worlds interpretation
Learning and Discovering Quantum Properties with Multi-Task Neural Networks
Ya-Dong Wu, Yan Zhu, Yuexuan Wang, Giulio Chiribella
QICI Hong Kong
Preprint: 2310.11807
Journal: Nature Communications 15, 8796 (2024)
Virtual quantum broadcasting
Arthur J. Parzygnat, James Fullwood, Francesco Buscemi, Giulio Chiribella
QICI Hong Kong
Preprint: 2310.13049
Journal: Phys. Rev. Lett. 132, 110203 (2024)
Quantum reference frames for an indefinite metric
Anne-Catherine de la Hamette, Viktoria Kabel, Esteban Castro-Ruiz, Časlav Brukner
IQOQI Vienna
Preprint: 2112.11473
Journal: Commun Phys 6, 231 (2023)
Switching quantum reference frames in the N-body problem and the absence of global relational perspectives
Augustin Vanrietvelde, Philipp A. Hoehn, Flaminia Giacomini
OISt, ETH Zürich
Preprint: 1809.05093
Journal: Quantum 7, 1088 (2023)
Temporal witnesses of non-classicality in a macroscopic biological system
Giuseppe Di Pietra, Vlatko Vedral, Chiara Marletto
Oxford Physics Department
Preprint: 2306.12799
Journal: J. Phys. A: Math. Theor. 56 265305
Spinfoams and high performance computing
Pietro Dona, Muxin Han, Hongguang Liu
UWO London
Preprint: 2212.14396
Journal: In Bambi, C., Modesto, L., Shapiro, I. (eds) Handbook of Quantum Gravity. Springer, Singapore (2023)
Experimental superposition of time directions
Teodor Strömberg, Peter Schiansky, Marco Túlio Quintino, Michael Antesberger, Lee Rozema, Iris Agresti, Časlav Brukner, Philip Walther
IQOQI Vienna
Preprint: 2211.01283
Journal: Phys.Rev.Res. 6 None (2024)
On the Role of Fiducial Structures in Minisuperspace Reduction and Quantum Fluctuations in LQC
Fabio M. Mele, Johannes Münch
OIST, CPT Marseille
Preprint: 2211.01268
Journal: Class. Quantum Grav. 41 245003
How causation is rooted into thermodynamics
Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2211.00888
Journal: Philosophy of Physics, 1(1), p. 11
Markov Chain Monte Carlo methods for graph refinement in Spinfoam Cosmology
Pietropaolo Frisoni, Francesco Gozzini, Francesca Vidotto
UWO London
Preprint: 2207.02881
Journal: Class. Quantum Grav. 40 105001
Gravitational time dilation as a resource in quantum sensing
Carlo Cepollaro, Flaminia Giacomini, Matteo G. A. Paris
IQOQI Vienna, Perimeter Institute
Preprint: 2204.03006
Journal: Quantum 7, 946 (2023)
Locally mediated entanglement through gravity from first principles
Marios Christodoulou, Andrea Di Biagio, Markus Aspelmeyer, Časlav Brukner, Carlo Rovelli, Richard Howl
IQOQI Vienna, CPT Marseille, UWO London, Perimeter Institute, Royal Holloway
Preprint: 2202.03368
Journal: Phys. Rev. Lett. 130, 100202
The nonequilibrium cost of accurate information processing
Giulio Chiribella, Fei Meng, Renato Renner, Man-Hong Yung
QICI Hong Kong
Preprint: 2203.09369
Journal: Nat Commun 13, 7155 (2022)
Watching the Clocks: Interpreting the Page-Wootters Formalism and the Internal Quantum Reference Frame Programme
Emily Adlam
UWO London
Preprint: 2203.06755
Journal: Foundations of Physics, Volume 52, Issue 5, article id.99