QISS Papers
Taxonomy for Physics Beyond Quantum Mechanics
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
The thermodynamic cost of choosing
Quantum Detection of Gravitationally Interacting Dark Matter
O perigo da confirmação não-empírica
Probing Hilbert space fragmentation and the block Inverse Participation Ratio
Philipp Frey, David Mikhail, Stephan Rachel, Lucas Hackl
University of Melbourne
Preprint: 2309.03632
What Does ‘(Non)-Absoluteness of Observed Events’ Mean?
General gravitational charges on null hypersurfaces
Null Raychaudhuri: Canonical Structure and the Dressing Time
A trace inequality for Euclidean gravitational path integrals (and a new positive action conjecture)
Global Synthesis of CNOT Circuits with Holes
Ewan Murphy, Aleks Kissinger
Oxford Computer Science
Preprint: 2308.16496
Journal: EPTCS 384, 2023, pp. 75-88
Matter relative to quantum hypersurfaces
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
Sequence Processing with Quantum Tensor Networks
A clarification on prevailing misconceptions in unimodular gravity
Gabriel R. Bengochea, Gabriel Leon, Alejandro Perez, Daniel Sudarsky
CPT Marseille
Preprint: 2308.07360
Commuting operations factorise
Quantum mechanics with real numbers: entanglement, superselection rules and gauges
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
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
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)
Light-cone thermodynamics: purification of the Minkowski vacuum
The debate over QKD: A rebuttal to the NSA’s objections
Obstructions to Compositionality
The Generative Programs Framework
Discreteness Unravels the Black Hole Information Puzzle: Insights from a Quantum Gravity Toy Model
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
A no-go theorem for absolute observed events without inequalities or modal logic
Which theories have a measurement problem?
Quantum-Enhanced Learning of Continuous-Variable Quantum States
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 Causal Inference with Extremely Light Touch
Xiangjing Liu, Yixian Qiu, Oscar Dahlsten, Vlatko Vedral
Oxford Physics Department
Preprint: 2303.10544
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
Nonclassicality in correlations without causal order
Matrix Mechanics Mis-Prized: Max Born’s Belated Nobelization
Relational interpretation of quantum mechanics and Alexander Bogdanov’s worldview
Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Preprint: –
Journal: Systems Research and Behavioral Science 40 (2023) 312
Fresh perspectives on the foundations of quantum physics
Eric G. Cavalcanti, Rafael Chaves, Flaminia Giacomini, Yeong-Cherng Liang
ETH Zürich
Preprint: –
Journal: Nat Rev Phys 5, 323–325 (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
A toy model provably featuring an arrow of time without past hypothesis
Fresh perspectives on the foundations of quantum physics
Eric G. Cavalcanti, Rafael Chaves, Flaminia Giacomini & Yeong-Cherng Liang
ETH Zürich
Preprint: –
Journal: Nature Reviews Physics 5, 323–325 (2023).
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
Linear Ultrastrong Optomechanical Interaction
Kahan Dare, Jannek J. Hansen, Iurie Coroli, Aisling Johnson, Markus Aspelmeyer, Uroš Delić
IQOQI Vienna
Preprint: 2305.16226
Observers in superposition and the no-signaling principle
Paradox with Phase-Coupled Interferometers
Relational superposition measurements with a material quantum ruler
Average Pure-State Entanglement Entropy in Spin 1/2 Systems with SU(2) Symmetry
Royal Holloway, Institute for Quantum Optics and Quantum Information – Vienna & The Centre de Physique Théorique – UMR 7332 – CNRS and Aix-Marseille Université and Université de Toulon & The University of Western Ontario and Rotman Institute for Philosophy & Perimeter Institute for Theoretical Physics &Institute for Quantum Optics and Quantum Information, Vienna
Andrea Di Biagio, Richard Howl, Časlav Brukner, Carlo Rovelli, Marios Christodoulou
, UWO London,
Preprint: 2305.05645
Incompleteness Theorems for Observables in General Relativity
Aristotelis Panagiotopoulos, George Sparling, Marios Christodoulou
Preprint: 2305.04818
On the consistency of relative facts
Eric G. Cavalcanti, Andrea Di Biagio, Carlo Rovelli
CPT Marseille, UWO London, Perimeter Institute
Preprint: 2305.07343
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
Dark Energy or Modified Gravity?
The principle of a finite density of information
A resource theory of activity for quantum thermodynamics in the absence of heat baths
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
Probes, purviews, purgatories, parable, paradox?
Gravitationally-induced entanglement in cold atoms
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)
On the Inevitable Lightness of Vacuum
Laurent Freidel, Jerzy Kowalski-Glikman, Robert G. Leigh, Djordje Minic
Perimeter Institute
Preprint: 2303.17495
The Temporal Asymmetry of Influence is Not Statistical
On the analogies between gravitational and electromagnetic radiative energy
The Topology of Causality
The Geometry of Causality
Classification of causally complete spaces on 3 events with binary inputs
Are Entropy Bounds Epistemic?
Complete Graphical Language for Hermiticity-Preserving Superoperators
Titouan Carette, Timothée Hoffreumon, Émile Larroque, Renaud Vilmart
Université Libre Bruxelles
Preprint: 2302.04212
Graph subshifts
The Everything-is-a-Quantum-Wave Interpretation of Quantum Physics
What Is In a Survey? Simulation-Induced Selection Effects in Astronomy
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
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)
Distilling Text into Circuits
Basic ZX-calculus for students and professionals
Hybrid nonlocality via atom photon interactions with and without impurities
Indeterminism and Bell nonlocality with classical systems
Unextendible product bases from orthogonality graphs
Geometry Transition in Spinfoams
Quantum Reference Frames at the Boundary of Spacetime
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)
Entanglement, causality and quantum networks
Emanuele Polino and Fabio Sciarrino
QILab Rome
Preprint: –
Journal: Europhysics News, 54 1 (2023) 28-31
Emergence of Riemannian Quantum Geometry
Quantum mechanics and Alexander Bogdanov’s worldview: A conversation
Summing bulk quantum numbers with Monte Carlo in spin foam theories
Any consistent coupling between classical gravity and quantum matter is fundamentally irreversible
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
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)
Contemporary Philosophical Perspectives on the Cosmological Constant
Adam Koberinski, Bridget Falck, Chris Smeenk
UWO London
Preprint: 2212.04335
Journal: Universe 2023, 9(3), 134
How to sum and exponentiate Hamiltonians in ZXW calculus
Quantum diffeomorphisms cannot make indefinite causal order definite
Anne-Catherine de la Hamette, Viktoria Kabel, Marios Christodoulou, Časlav Brukner
IQOQI Vienna
Preprint: 2211.15685
Philosophical Foundations of Loop Quantum Gravity
Carlo Rovelli, Francesca Vidotto
CPT Marseille, UWO London, Perimeter Institute, UWO London
Preprint: 2211.06718
Cosmological constraints on unimodular gravity models with diffusion
Susana J. Landau, Micol Benetti, Alejandro Perez, Daniel Sudarsky
CPT Marseille
Preprint: 2211.07424
Geometry from local flatness in Lorentzian spin foam theories
Constructive Axiomatics in Spacetime Physics Part II: Constructive Axiomatics in Context
How causation is rooted into thermodynamics
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
On the Role of Fiducial Structures in Minisuperspace Reduction and Quantum Fluctuations in LQC
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
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
Unpredictability is perfectly possible in a deterministic universe
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
Witnessing superpositions of causal orders by weak measurements at a given time
Addressable quantum gates
Pablo Arrighi, Christopher Cedzich, Marin Costes, Ulysse Rémond, Benoît Valiron
Paris-Saclay
Preprint: 2109.08050
Journal: ACM Transactions on Quantum Computing
Wigner’s friend and relational objectivity
Caslav Brukner
IQOQI Vienna
Preprint: –
Journal: Nature Reviews Physics, Volume 4, Issue 10, p.628-630
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
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)
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)
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
Diffuse emission from black hole remnants
Sina Kazemian, Mateo Pascual, Carlo Rovelli, Francesca Vidotto
CPT Marseille, UWO London, Perimeter Institute, UWO London
Preprint: 2207.06978
Journal: Class. Quantum Grav. 40 087001
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)
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)
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)
Locally mediated entanglement through gravity from first principles
Marios Christodoulou, Andrea Di Biagio, Markus Aspelmeyer, Časlav Brukner, Carlo Rovelli, Richard Howl
, CPT Marseille, UWO London, Perimeter Institute, Royal Holloway
Preprint: 2202.03368
Journal: Phys. Rev. Lett. 130, 100202
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
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)