Publications

Most of my publications can be accessed on arXiv, via INSPIRES or Google Scholar.

ORCID: 0000-0001-7108-1184

Peer-reviewed journal publications:

• Sylvain Carrozza, Stefan Eccles and Philipp A. Höhn, "Edge modes as dynamical frames: charges from post-selection in generally covariant theories", SciPost Phys. 17, 048 (2024), arXiv:2205.00913
• Philipp A. Höhn, Andrea Russo and Alexander Smith, "Matter relative to quantum hypersurfaces", Phys. Rev. D 109, (2024) 105011, arXiv:2308.12912
• Giovanni Amelino-Camelia, Vittoria D'Esposito, Giuseppe Fabiano, Domenico Frattulillo, Philipp A. Höhn and Flavio Mercati, "Quantum Euler angles and agency-dependent spacetime", PTEP 2024 (2024) 3, 033A01, arXiv:2211.11347
• A. Vanrietvelde, P. A. Höhn and F. Giacomini 2023, "Switching quantum reference frames in the
  N-body problem and the absence of global relational perspectives", Quantum 7, 1088,  Preprint arXiv:1809.05093
• Philipp A. Höhn, Marius Krumm, and Markus P. Müller, "Internal quantum reference frames for finite Abelian groups", J. Math. Phys. 63, 112207 (2022), arXiv:2107.07545
• Shadi Ali Ahmad, Thomas D. Galley, Philipp A. Höhn, Maximilan P. E. Lock and Alexander R. H. Smith,  "Quantum Relativity of Subsystems", Phys.Rev.Lett. 128 (2022) 17, 170401, arXiv:2103.01232
• Sylvain Carrozza and Philipp A. Höhn, "Edge modes a reference frames and boundary actions from post-selection", JHEP 02 72 (2022), arXiv:2109.06184
• Marius Krumm, Philipp A. Höhn, and Markus P. Müller 2021, "Quantum reference frame transformations as symmetries and the paradox of the third particle", Quantum 5, 530, Preprint arXiv:2011.01951
• P. A. Höhn, A. Smith and M. Lock 2021, "Equivalence of approaches to relational quantum dynamics
  in relativistic settings", Front. Phys. 9:587083, invited contribution to special issue "Qubits and Spacetime"
• P. A. Höhn, A. Smith and M. Lock 2021, "The trinity of relational quantum dynamics", Phys. Rev. D 104 066011, Preprint arXiv:1912.00033
• P. A. Höhn and A. Vanrietvelde 2020, "How to switch between relational quantum clocks", New J. Phys. 22 123048 (Preprint arXiv:1810.04153)
• A. Vanrietvelde, P. A. Höhn, F. Giacomini, E. Castro-Ruiz 2020, "A change of perspective: switching quantum reference frames via a perspective-neutral framework", Quantum 4 225 (Preprint arXiv:1809.00556)
• P. A. Höhn 2019, "Switching internal times and a new perspective on the wave function of the Universe", Universe 5(5) 116
  (Universe Cover Story, Preprint arXiv:1811.00611)
• P. A. Höhn 2017, "Toolbox for reconstructing quantum theory from rules on information acquisition", Quantum 1 38 (Preprint arXiv:1412.8323)
• P. A. Höhn 2017, "Reflections on the information paradigm in quantum and gravitational physics", J. Phys. Conf. Ser. 880 012014 (invited contribution to DICE Proceedings, Ed. H.-T. Elze, Preprint arXiv:1706.06882)
• P. A. Höhn 2017, "Quantum theory from rules on information acquisition", Entropy 19(3) 98 (invited contribution to the special issue "Quantum information and foundations", Eds. D'Ariano and Perinotti, Preprint arXiv:1612.06849)
• M. Müller, S. Carrozza and P. A. Höhn 2017, "Is the local linearity of space-time inherited from the linearity of probabilities?", J. Phys. A: Math. Theor. 50 054003 (invited contribution to special edition "emerging talents", Preprint arXiv:1608.08684)
• B. Dittrich, P. A. Höhn, T. A. Koslowski and M. I. Nelson 2017, "Can chaos be observed in quantum gravity?",  Phys. Lett. B769 554, (Preprint arXiv:1602.03237)
• P. A. Höhn and C. Wever 2017, "Quantum theory from questions", Phys. Rev. A 95 012102 (Preprint arXiv:1511.01130)
• P. A. Höhn and M. P. Müller 2016, "An operational approach to spacetime symmetries: Lorentz transformations from quantum communication",  New J. Phys. 18 063026 (among NJP Highlights of 2016, Preprint arXiv:1412.8462)
• P. A. Höhn 2015, "Canonical linearized Regge calculus: Counting lattice gravitons with Pachner moves", Phys. Rev. D 91 124034 (Preprint arXiv:1411.5672)
• P. A. Höhn 2014, "Classification of constraints and degrees of freedom for quadratic discrete actions", J. Math. Phys. 55 113506 (Preprint arXiv:1407.6641)
• P. A. Höhn 2014, "Quantization of systems with temporally varying discretization II: Local evolution moves", J. Math. Phys. 55 103507 (Editor's Picks 2014, Preprint arXiv:1401.7731)
• P. A. Höhn 2014, "Quantization of systems with temporally varying discretization I: Evolving Hilbert spaces", J. Math. Phys. 55 083508 (Editor's Picks 2014, Preprint arXiv:1401.6062)
• B. Dittrich and P. A. Höhn 2013, "Constraint analysis for variational discrete systems," J. Math. Phys. 54 093505 (Preprint arXiv:1303.4294)
• P. A. Höhn, E. Kubalova and A. Tsobanjan 2012, "Effective relational dynamics of a nonintegrable cosmological model", Phys. Rev. D 86 065014 (Preprint arXiv:1111.5193)
• B. Dittrich and P. A. Höhn 2012, "Canonical simplicial gravity", Class. Quant. Grav. 29 115009  (Preprint arXiv:1108.1974)
• M. Bojowald, P. A. Höhn and A. Tsobanjan 2011, "Effective approach to the problem of time: general features and examples", Phys. Rev. D 83 125023 (Preprint arXiv:1011.3040)
• M. Bojowald, P. A. Höhn and A. Tsobanjan 2011, "An effective approach to the problem of time", Class. Quant. Grav. 28 035006 (Preprint arXiv:1009.5953)
• B. Dittrich and P. A. Höhn 2010, "From covariant to canonical formulations of discrete gravity", Class. Quant. Grav. 27 155001 (Preprint arXiv:0912.1817,)
• P. A. Höhn and S. M. Scott 2009, "Encoding cosmological futures with conformal structures", Class. Quant. Grav. 26 035019 (Highlight of 2008/09, Preprint arXiv:1001.2928)
• P. A. Höhn and S. M. Scott 2008, "Quiescent cosmology and the final state of the universe," Int. J. Mod. Phys. D 17 571 (receiving Honourable Mention in the Gravity Research Foundation Essay Awards 2007, Preprint arXiv:1001.2823)

Preprints:

• Julian De Vuyst, Stefan Eccles, Philipp A. Höhn and Josh Kirklin, "Linearization (in)stabilities and crossed products", arXiv:2411.19931
• Jibril Ben Achour, et al, "Quantum gravity, hydrodynamics and emergent cosmology: a collection of perspectives", arXiv:2411.12628
• Leonardo Chataignier, Philipp A. Höhn, Maximilian Lock and Fabio M. Mele, "Relational dynamics with periodic clocks", arXiv:2409.06479
• Julian De Vuyst, Stefan Eccles, Philipp A. Höhn and Josh Kirklin, "Gravitational entropy is observer-dependent", arXiv:2405.00114
• Salvatore Ribisi and Francesco Sartini, "Phase spaces and symmetries of Vaidya superspace", arxiv:2401.16036
• Philipp A. Höhn, Isha Kotecha and Fabio M. Mele, "Quantum Frame Relativity of Subsystems, Correlations and Thermodynamics", arXiv: 2308.09131
• Christophe Goeller, Philipp A. Höhn and Josh Kirklin, "Diffeomorphism-invariant observables and dynamical frames in gravity: reconciling bulk locality with general covariance", arXiv:2206.01193
• Anne-Catherine de la Hamette, Thomas D. Galley, Philipp A. Höhn, Leon Loveridge and Markus P. Müller, "Perspective-neutral approach to quantum frame covariance for general symmetry groups", arXiv:2110.13824
• P. A. Höhn, M. Müller, C. Pfeifer and D. Rätzel 2018, "A local quantum Mach principle and the metricity of spacetime", Preprint arXiv:1811.02555
• B. Dittrich, P. A. Höhn, T. A. Koslowski and M. I. Nelson 2015, "Chaos, Dirac observables and
  constraint quantization", Preprint arXiv:1508.01947

Peer-reviewed proceedings:

• P. A. Höhn 2012, "Effective relational dynamics", J. Phys. Conf. Ser. 360 012014 (Proceedings of Loops '11, Preprint arXiv:1110.5631)
• P. A. Höhn 2012, "Canonical formalism for simplicial gravity", J. Phys. Conf. Ser. 360 012047 (Proceedings of Loops '11, Preprint arXiv:1110.3947)
• P. A. Höhn and S. M. Scott 2010, "Conformal formulation of cosmological futures", Proceedings of
  the 12th Marcel Grossmann Meeting (Paris, July 2009), pp. 1802 (Preprint arXiv:1001.4029)

Theses:

• P. A. Höhn 2012, "From Classical to Quantum: New Canonical Tools for the Dynamics of Gravity",
  Universiteit Utrecht
• P. A. Höhn 2006, "Encoding Possible Final States of the Universe with Conformal Structures",
  The Australian National University