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Measuring the quantumness of a system can be done with a variety of methods.
On the quantum correction for thermodynamic equilibrium
Eugene P. Wigner · 1932
Earlier work this paper cites.
Coherent and Incoherent States of the Radiation Field
Roy J. Glauber · 1963
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Equivalence of Semiclassical and Quantum Mechanical Descriptions of Statistical Light Beams
E. C. G. Sudarshan · 1963
Earlier work this paper cites.
On the Einstein Podolsky Rosen paradox
J. S. Bell · 1964
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Proposed Experiment to Test Local Hidden-Variable Theories
John F. Clauser, Michael A. Horne, Abner Shimony, and Richard A. Holt · 1969
Earlier work this paper cites.
When is the wigner quasi-probability density non-negative?
R.L. Hudson · 1974
Earlier work this paper cites.
Particle Creation by Black Holes
S. W. Hawking · 1976
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A New Type of Isotropic Cosmological Models Without Singularity
Alexei A. Starobinsky · 1980
Earlier work this paper cites.
The Inflationary Universe: A Possible Solution to the Horizon and Flatness Problems
Alan H. Guth · 1981
Earlier work this paper cites.
Quantum Fluctuations and a Nonsingular Universe
Viatcheslav F. Mukhanov and G. V. Chibisov · 1981
Earlier work this paper cites.
First Order Phase Transition of a Vacuum and Expansion of the Universe
K. Sato · 1981
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Pointer Basis of Quantum Apparatus: Into What Mixture Does the Wave Packet Collapse?
W. H. Zurek · 1981
Earlier work this paper cites.
Cosmology for Grand Unified Theories with Radiatively Induced Symmetry Breaking
Andreas Albrecht and Paul J. Steinhardt · 1982
Earlier work this paper cites.
Fluctuations in the New Inflationary Universe
Alan H. Guth and S. Y. Pi · 1982
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The Development of Irregularities in a Single Bubble Inflationary Universe
S. W. Hawking · 1982
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A New Inflationary Universe Scenario: A Possible Solution of the Horizon, Flatness, Homogeneity, Isotropy and Primordial Monopole Problems
Andrei D. Linde · 1982
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The Vacuum energy and large scale structure of the universe
Viatcheslav F. Mukhanov and G. V. Chibisov · 1982
Earlier work this paper cites.
Dynamics of Phase Transition in the New Inflationary Universe Scenario and Generation of Perturbations
Alexei A. Starobinsky · 1982
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Environment induced superselection rules
W. H. Zurek · 1982
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Spontaneous Creation of Almost Scale - Free Density Perturbations in an Inflationary Universe
James M. Bardeen, Paul J. Steinhardt, and Michael S. Turner · 1983
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Chaotic Inflation
Andrei D. Linde · 1983
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New formalism for two-photon quantum optics. 1. Quadrature phases and squeezed states
Carlton M. Caves and Bonny L. Schumaker · 1985
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The Emergence of classical properties through interaction with the environment
E. Joos and H. D. Zeh · 1985
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New formalism for two-photon quantum optics. 2. Mathematical foundation and compact notation
Bonny L. Schumaker and Carlton M. Caves · 1985
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Gaussian wigner distributions: A complete characterization
R. Simon, E.C.G. Sudarshan, and N. Mukunda · 1987
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Properties of squeezed number states and squeezed thermal states
M. S. Kim, F. A. M. de Oliveira, and P. L. Knight · 1989
Earlier work this paper cites.
Quantum states with Einstein-Podolsky-Rosen correlations admitting a hidden-variable model
Reinhard F. Werner · 1989
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Squeezed quantum states of relic gravitons and primordial density fluctuations
L. P. Grishchuk and Y. V. Sidorov · 1990
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Quantum cryptography based on Bell’s theorem
Artur K. Ekert · 1991
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On the necessary and sufficient conditions for separability of mixed quantum states
Michal Horodecki, Pawel Horodecki, and Ryszard Horodecki · 1996
Cited alongside, same era.
Methods in Theoretical Quantum Optics
S. M. Barnett and P. M. Radmore · 1997
Cited alongside, same era.
Quantum to classical transition of cosmological perturbations for nonvacuum initial states
J. Lesgourgues, David Polarski, and Alexei A. Starobinsky · 1997
Cited alongside, same era.
Quantum Nonlocality in Phase Space
Konrad Banaszek and Krzysztof Wodkiewicz · 1999
Cited alongside, same era.
Dynamics of Nonlocality for A Two-Mode Squeezed State in Thermal Environment
Hyunseok Jeong, Jinhyoung Lee, and M. S. Kim · 2000
Cited alongside, same era.
Peres-Horodecki separability criterion for continuous variable systems
R. Simon · 2000
Cited alongside, same era.
Detecting quantum non-Gaussianity via the Wigner function
Marco G. Genoni, Mattia L. Palma, Tommaso Tufarelli, Stefano Olivares, M. S. Kim, and Matteo G. A. Paris · 2013
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Continuous variable quantum information: Gaussian states and beyond
Gerardo Adesso, Sammy Ragy, and Antony R. Lee · 2014
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Quantum entanglement due to a modulated dynamical Casimir effect
Xavier Busch, Renaud Parentani, and Scott Robertson · 2014
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What Bell did
Tim Maudlin · 2014
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Optimality of Gaussian Discord
Stefano Pirandola, Gaetana Spedalieri, Samuel L. Braunstein, Nicolas J. Cerf, and Seth Lloyd · 2014
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Decay of Gaussian correlations in local thermal reservoirs
Paulina Marian, Iulia Ghiu, and Tudor A Marian · 2015
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Classical, quantum and total correlations
L. Henderson and V. Vedral · 2001
Cited alongside, same era.
Quantum Discord: A Measure of the Quantumness of Correlations
Harold Ollivier and Wojciech H. Zurek · 2001
Cited alongside, same era.
On the role of entanglement in quantum computational speed-up
Richard Jozsa and Noah Linden · 2003
Cited alongside, same era.
Optimization of Bell’s Inequality Violation For Continuous Variable Systems
G. Gour, F. C. Khanna, A. Mann, and M. Revzen · 2004
Cited alongside, same era.
Entanglement and purity of two-mode Gaussian states in noisy channels
Alessio Serafini, Fabrizio Illuminati, Matteo G. A. Paris, and Silvio De Siena · 2004
Cited alongside, same era.
Inflationary spectra and partially decohered distributions
David Campo and Renaud Parentani · 2005
Cited alongside, same era.
Quantum discord as a tool for comparing collapse models and decoherence
Shreya Banerjee, Sayantani Bera, and Tejinder P. Singh · 2016
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Conditional and unconditional Gaussian quantum dynamics
Marco G. Genoni, Ludovico Lami, and Alessio Serafini · 2016
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Quantum Discord of Cosmic Inflation: Can we Show that CMB Anisotropies are of Quantum-Mechanical Origin?
Jerome Martin and Vincent Vennin · 2016
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Quantum discord of cosmic inflation: Can we show that CMB anisotropies are of quantum-mechanical origin?
Jérôme Martin and Vincent Vennin · 2016
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Observation of quantum Hawking radiation and its entanglement in an analogue black hole
Jeff Steinhauer · 2016
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Obstructions to Bell CMB Experiments
Jerome Martin and Vincent Vennin · 2017
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Obstructions to Bell CMB Experiments
Jerome Martin and Vincent Vennin · 2017
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Assessing degrees of entanglement of phonon states in atomic Bose gases through the measurement of commuting observables
Scott Robertson, Florent Michel, and Renaud Parentani · 2017
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Quantum discord and its allies: A review
Anindita Bera, Tamoghna Das, Debasis Sadhukhan, Sudipto Singha Roy, Aditi Sen De, and Ujjwal Sen · 2018
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Recent advances in Wigner function approaches
J. Weinbub and D. K. Ferry · 2018
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Cosmic Inflation, Quantum Information and the Pioneering Role of John S Bell in Cosmology
Jérôme Martin · 2019
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Planck 2018 results. X: Constraints on inflation
Planck Collaboration · 2020
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Canonical transformations and squeezing formalism in cosmology
Julien Grain and Vincent Vennin · 2020
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Cosmic Microwave Background Constraints Cast a Shadow On Continuous Spontaneous Localization Models
Jérôme Martin and Vincent Vennin · 2020
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Real-space entanglement in the Cosmic Microwave Background
Jerome Martin and Vincent Vennin · 2021
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Real-space entanglement of quantum fields
Jerome Martin and Vincent Vennin · 2021
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Non-Gaussian Quantum States and Where to Find Them
Mattia Walschaers · 2021
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Does inflation squeeze cosmological perturbations?
Ivan Agullo, Béatrice Bonga, and Patricia Ribes Metidieri · 2022
Closest in time.
Event horizons are tunable factories of quantum entanglement
Ivan Agullo, Anthony J. Brady, and Dimitrios Kranas · 2022
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Four-mode squeezed states: two-field quantum systems and the symplectic group Sp ( 4 , ℝ ) \mathrm{Sp}(4,{\mathbb{R}})
Thomas Colas, Julien Grain, and Vincent Vennin · 2022
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Discord and decoherence
Jérôme Martin, Amaury Micheli, and Vincent Vennin · 2022
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Quantum cosmological gravitational waves?, November 2022
Amaury Micheli and Patrick Peter · 2022
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