Publications

Profile on Google Scholar

Peer Reviewed Articles

  1. A. Brunhuemer, L. Larcher, P. Seidl, S. Desmettre, J. Kofler, and G. Larcher
    Supervised Machine Learning Classification for Short Straddles on the S&P500
    Special Issue “Computational Finance and Risk Analysis in Insurance II”, Risks 10 (12), 235 (2022), arXiv
  2. P. M. Winter, C. Burger, S. Lehner, J. Kofler, T. I. Maindl, and C. M. Schäfer
    Residual Neural Networks for the Prediction of Planetary Collision Outcomes
    Monthly Notices of the Royal Astronomical Society, stac2933 (2022), arXiv
  3. M. Gauch, M. Beck, T. Adler, D. Kotsur, S. Fiel, H. Eghbal-zadeh, J. Brandstetter, J. Kofler, M. Holzleitner, W. Zellinger, D. Klotz, S. Hochreiter, and S. Lehner
    Few-Shot Learning by Dimensionality Reduction in Gradient Space
    Proceedings of The 1st Conference on Lifelong Learning Agents, PMLR 199:1043-1064 (2022), arXiv, blog post
  4. T. Adler, M. Erhard, M. Krenn, J. Brandstetter, J. Kofler, and S. Hochreiter
    Quantum Optical Experiments Modeled by Long Short-Term Memory
    Photonics 8 (12), 535 (2021), arXiv, NeurIPS 2019 Workshop on Machine Learning and the Physical Sciences
  5. E. Roldán, J. Kofler, and C. Navarrete-Benlloch
    Light polarization measurements in tests of macrorealism
    Phys. Rev. A 97, 062117 (2018), pdf, arxiv
  6. J. Handsteiner, A. S. Friedman, D. Rauch, J. Gallicchio, B. Liu, H. Hosp, J. Kofler, D. Bricher, M. Fink, C. Leung, A. Mark, H. T. Nguyen, I. Sanders, F. Steinlechner, R. Ursin, S. Wengerowsky, A. H. Guth, D. I. Kaiser, T. Scheidl, and A. Zeilinger
    Cosmic Bell Test: Measurement Settings from Milky Way Stars
    Phys. Rev. Lett. 118, 060401 (2017), pdf, arxiv
    Media coverage: Physics Today, ScienceNews, Nature, The Atlantic, ORF
  7. E. A. Aguilar, R. Ramanathan, J. Kofler, and M. Pawłowski
    Completely device-independent quantum key distribution
    Phys. Rev. A 94, 022305 (2016), pdf, arxiv
  8. L. Clemente and J. Kofler
    No Fine theorem for macrorealism: Limitations of the Leggett-Garg inequality
    Phys. Rev. Lett. 116, 150401 (2016), pdf, arxiv
    Media coverage: PhysOrg.com, ScienceDaily, innovations report, pro-physik.de
  9. J. Kofler, M. Giustina, J.-Å. Larsson, and M. W. Mitchell
    Requirements for a loophole-free photonic Bell test using imperfect setting generators
    Phys. Rev. A 93, 032115 (2016), pdf, arxiv
  10. X. Ma, J. Kofler, and A. Zeilinger
    Delayed-choice gedanken experiments and their realizations
    Rev. Mod. Phys. 88, 015005 (2016), pdf, arxiv
    Media coverage: PhysOrg.com, Der Standard
  11. M. Giustina, M. A. M. Versteegh, S. Wengerowsky, J. Handsteiner, A. Hochrainer, K. Phelan, F. Steinlechner, J. Kofler, J.-Å. Larsson, C. Abellán, W. Amaya, V. Pruneri, M. W. Mitchell, J. Beyer, T. Gerrits, A. E. Lita, L. K. Shalm, S. W. Nam, T. Scheidl, R. Ursin, B. Wittmann, and A. Zeilinger
    Significant-loophole-free test of Bell’s theorem with entangled photons
    Phys. Rev. Lett. 115, 250401 (2015), pdf, suppl., arxiv
    Viewpoint: Closing the Door on Einstein and Bohr’s Quantum Debate
    Media coverage: ScienceNews
  12. L. Clemente and J. Kofler
    Necessary and sufficient conditions for macroscopic realism from quantum mechanics
    Phys. Rev. A 91, 062103 (2015), pdf, arxiv
  13. A. Khrennikov, S. Ramelow, R. Ursin, B. Wittmann, J. Kofler, and I. Basieva
    On the equivalence of the Clauser-Horne and Eberhard inequality based tests
    Phys. Scr. T163, 014019 (2014), pdf, arxiv
  14. J.-Å. Larsson, M. Giustina, J. Kofler, B. Wittmann, R. Ursin, and S. Ramelow
    Bell-inequality violation with entangled photons, free of the coincidence-time loophole
    Phys. Rev. A 90, 032107 (2014), pdf, arxiv
  15. M. Schlosshauer, J. Kofler, and A. Zeilinger
    A snapshot of foundational attitudes toward quantum mechanics
    Stud. Hist. Phil. Mod. Phys. 44, 222 (2013), arxiv
    Media coverage: Technology Review, PhysicsCentral.com, Nature News, ORF, Der Standard, PhysicsWorld.com,NBCnews.com, Physik Journal, BBC, Washington Post, ScienceNews, Physics World [pdf]
  16. J. Kofler and Č. Brukner
    Condition for macroscopic realism beyond the Leggett-Garg inequalities
    Phys. Rev. A 87, 052115 (2013), pdf, arxiv
  17. M. Giustina, A. Mech, S. Ramelow, B. Wittmann, J. Kofler, J. Beyer, A. Lita, B. Calkins, T. Gerrits, S. W. Nam, R. Ursin, and A. Zeilinger
    Bell violation using entangled photons without the fair-sampling assumption
    Nature 497, 227 (2013), arxiv
    Media coverage: Der Standard, futurezone.at, innovations report, pro-physik.de, R&D, ScienceDaily (1), ScienceDaily (2), Primeur Magazine, PhysicsWorld.com
  18. X. Ma, J. Kofler, A. Qarry, N. Tetik, T. Scheidl, R. Ursin, S. Ramelow, T. Herbst, L. Ratschbacher, A. Fedrizzi, T. Jennewein, and A. Zeilinger
    Quantum erasure with causally disconnected choice
    Proc. Natl. Acad. Sci. USA 110, 1221 (2013), pdf, arxiv
    Media coverage: ORF, Die Presse, PhysOrg.com (1), ScienceDaily, PhysOrg.com (2), New Scientist Deutschland
  19. X. Ma, S. Kropatschek, W. Naylor, T. Scheidl, J. Kofler, T. Herbst, A. Zeilinger, and R. Ursin
    Experimental quantum teleportation over a high-loss free-space channel
    Opt. Express 20, 23126 (2012), pdf, arxiv
  20. J. Kofler, M. Singh, M. Ebner, M. Keller, M. Kotyrba, and A. Zeilinger
    Einstein-Podolsky-Rosen correlations from colliding Bose-Einstein condensates
    Phys. Rev. A 86, 032115 (2012), pdf, arxiv
  21. X. Ma, T. Herbst, T. Scheidl, D. Wang, S. Kropatschek, W. Naylor, A. Mech, B. Wittmann, J. Kofler, E. Anisimova, V. Makarov, T. Jennewein, R. Ursin, and A. Zeilinger
    Quantum teleportation over 143 kilometres using active feed-forward
    Nature 489, 269 (2012), arxiv
    Media coverage: Technology Review, Kurzweil AI, Forbes (1), PhysicsWorld.com, The Register, ScienceNews,PhysOrg.com (1), NBCnews.com, Nanowerk, Scientific American Online, Welt Online, Süddeutsche.de, Stern.de, ScienceDaily, PhysOrg.com (2), N24, Focus, Financial Times Deutschland, Der Standard, Spiegel Online, ORF, Forbes (2), ESA News, Berliner Morgenpost, Frankfurter Rundschau, Handelsblatt, Sina.com, El País.com, Wired,Nature News Feature, Reach Magazine [pdf]
  22. X. Ma, S. Zotter, J. Kofler, R. Ursin, T. Jennewein, Č. Brukner, and A. Zeilinger
    Experimental delayed-choice entanglement swapping
    Nature Phys. 8, 479 (2012), arxiv
    Media coverage: ORF, Der Standard, Wiener Zeitung, Salzburger Nachrichten, ScienceDaily, PhysOrg.com, Ars Technica, Azonano.com
  23. X. Ma, S. Zotter, J. Kofler, T. Jennewein, and A. Zeilinger
    Experimental generation of single photons via active multiplexing
    Phys. Rev. A 83, 043814 (2011), pdf, arxiv
  24. T. Scheidl, R. Ursin, J. Kofler, S. Ramelow, X. Ma, T. Herbst, L. Ratschbacher, A. Fedrizzi, N. Langford, T. Jennewein, and A. Zeilinger
    Violation of local realism with freedom of choice
    Proc. Natl. Acad. Sci. USA 107, 19708 (2010), pdf, arxiv
    Media coverage: ScienceNews [alt.] [pdf], ORF, Der Standard, PhysOrg.com (1), PhysOrg.com (2), New Scientist(cover story) [alt.] [pdf], Science News Focus [alt.] [pdf]
  25. M. Pawłowski, J. Kofler, T. Paterek, M. Seevinck, and Č. Brukner
    Nonlocal setting and outcome information for violation of Bell’s inequality
    New J. Phys. 12, 083051 (2010), pdf, arxiv
  26. M. Zych, F. Costa, J. Kofler, and Č. Brukner
    Entanglement between smeared field operators in the Klein-Gordon vacuum
    Phys. Rev. D 81, 125019 (2010), pdf, arxiv
  27. T. Paterek, J. Kofler, R. Prevedel, P. Klimek, M. Aspelmeyer, A. Zeilinger, and Č. Brukner
    Logical independence and quantum randomness
    New J. Phys. 12, 013019 (2010), pdf, arxiv
    Remark: This article was chosen for IOP select and NJP Best of 2010
    Media coverage: Highlight in Europhys. News 41/2, 10 (2010) [pdf]
  28. T. Scheidl, R. Ursin, A. Fedrizzi, S. Ramelow, X. Ma, T. Herbst, R. Prevedel, L. Ratschbacher, J. Kofler, T. Jennewein, and A. Zeilinger
    Feasibility of 300 km quantum key distribution with entangled states
    New J. Phys. 11, 085002 (2009), pdf, arxiv
  29. X. Ma, A. Qarry, J. Kofler, T. Jennewein, and A. Zeilinger
    Experimental violation of a Bell inequality with two different degrees of freedom of entangled particle pairs
    Phys. Rev. A 79, 042101 (2009), pdf, arxiv
  30. W. Son, J. Kofler, M. S. Kim, V. Vedral, and Č. Brukner
    Positive phase space transformation incompatible with classical physics
    Phys. Rev. Lett. 102, 110404 (2009), pdf, arxiv
  31. J. Kofler and Č. Brukner
    Conditions for quantum violation of macroscopic realism
    Phys. Rev. Lett. 101, 090403 (2008), pdf, arxiv,
    summary
  32. J. Kofler and Č. Brukner
    Classical world arising out of quantum physics under the restriction of coarse-grained measurements
    Phys. Rev. Lett. 99, 180403 (2007), pdf, arxiv, summary
    Media coverage: New Scientist (cover story) [alt.] [pdf], PhysOrg.com, Nature News, Seed Magazine (cover story) [mp3] [pdf]
  33. J. Kofler and Č. Brukner
    Entanglement distribution revealed by macroscopic observations
    Phys. Rev. A 74, 050304(R) (2006), pdf, arxiv
  34. M. Lindenthal and J. Kofler
    Measuring the absolute photo detection efficiency using photon number correlations
    Appl. Opt. 45, 6059 (2006), pdf, arxiv
  35. J. Kofler and N. Arnold
    Axially symmetric focusing as a cuspoid diffraction catastrophe: Scalar and vector cases and comparison with the theory of Mie
    Phys. Rev. B 73, 235401 (2006), pdf, arxiv
  36. J. Kofler, V. Vedral, M. S. Kim, and Č. Brukner
    Entanglement between collective operators in a linear harmonic chain
    Phys. Rev. A 73, 052107 (2006), pdf, arxiv
  37. J. Kofler, T. Paterek, and Č. Brukner
    Experimenter’s freedom in Bell’s theorem and quantum cryptography
    Phys. Rev. A 73, 022104 (2006), pdf, arxiv

Electronic Prints and Workshop Papers

  1. V. T. Tran, L. Lewis, H. Y. Huang, J. Kofler, R. Kueng, S. Hochreiter, and S. Lehner
    Using Shadows to Learn Ground State Properties of Quantum Hamiltonians
    Machine Learning and the Physical Sciences, NeurIPS 2022, 184 (2022)
  2. S. Sanokowski, W. Berghammer, J. Kofler, S. Hochreiter, and S. Lehner
    One Network to Approximate Them All: Amortized Variational Inference of Ising Ground States
    Machine Learning and the Physical Sciences, NeurIPS 2022, 129 (2022)
  3. J. Kofler, S. Ramelow, M. Giustina, and A. Zeilinger
    On ‘Bell violation using entangled photons without the fair-sampling assumption’
    arxiv:1307.6475 [quant-ph] (2013)
  4. J. Kofler and Č. Brukner
    Are there fundamental limits for observing quantum phenomena from within quantum theory?
    arxiv:1009.2654 [quant-ph] (2010)
  5. J. Kofler, N. Burić, and Č. Brukner
    Macroscopic realism and spatiotemporal continuity
    arxiv:0906.4465 [quant-ph] (2009)
  6. J. Kofler, R. Ursin, Č. Brukner, and A. Zeilinger
    Comment on: Testing the speed of ‘spooky action at a distance’
    arxiv:0810.4452 [quant-ph] (2008)

Articles in Scientific Magazines and Proceedings

  1. J. Kofler and A. Zeilinger
    Quantum information and randomness
    European Review 18, 469 (2010), Focus: Causality, ed. T. D’haen, Academia Europaea & Cambridge University Press (2010), pdf, arxiv
  2. R. Ursin, T. Jennewein, J. Kofler, J. Perdigues, L. Cacciapuoti, C. J. de Matos, M. Aspelmeyer, A. Valencia, T. Scheidl, A. Fedrizzi, A. Acin, C. Barbieri, G. Bianco, Č. Brukner, J. Capmany, S. Cova, D. Giggenbach, W. Leeb, R. H. Hadfield, R. Laflamme, N. Lütkenhaus, G. Milburn, M. Peev, T. Ralph, J. Rarity, R. Renner, E. Samain, N. Solomos, W. Tittel, J. P. Torres, M. Toyoshima, A. Ortigosa-Blanch, V. Pruneri, P. Villoresi, I. Walmsley, G. Weihs, H. Weinfurter, M. Żukowski, and A. Zeilinger
    Space-QUEST: Experiments with quantum entanglement in space
    Europhys. News 40/3, 26 (2009) & Proc. IAC A2.1.3 (2008), pdf, arxiv
    Media coverage: Scientific American Online
  3. D. Bäuerle, L. Landström, J. Kofler, N. Arnold, and K. Piglmayer
    Laser-processing with colloid monolayers
    Proc. SPIE 5339, 20 (2004), preprint

Contributions in Books

  1. J. Kofler and Č. Brukner
    A coarse-grained Schrödinger cat
    Quantum Communication and Security, eds. M. Żukowski, S. Kilin, and J. Kowalik, IOS Press (2007) [ISBN 978-1586037499], preprint
  2. J. Kofler and N. Arnold
    Axially symmetric focusing of light in dry laser cleaning and nanopatterning
    Laser Cleaning II, ed. D. M. Kane, World Scientific Publishing (2006) [ISBN 978-9812703729], preprint
  3. D. Bäuerle, T. Gumpenberger, D. Brodoceanu, G. Langer, J. Kofler, J. Heitz, and K. Piglmayer
    Laser cleaning and surface modifications: Applications in nano- and biotechnology
    Laser Cleaning II, ed. D. M. Kane, World Scientific Publishing (2006) [ISBN 978-9812703729], preprint

Popular Scientific Articles and Commentaries

  1. J. Kofler
    Rezension: Albert Einstein, Boris Podolsky, Nathan Rosen. Kann die quantenmechanische Beschreibung der physikalischen Realität als vollständig betrachtet werden?
    Physik in unserer Zeit 47, 204 (2016), preprint
  2. J. Kofler
    Endspiel für den lokalen Realismus
    Physik in unserer Zeit 46, 288 (2015), preprint
  3. J. Kofler
    Unschärfen in der Unschärferelation
    Physik in unserer Zeit 45, 186 (2014), preprint
  4. J. Kofler, S. Ramelow, M. Giustina, R. Ursin, and A. Zeilinger
    Quantum experiment preludes the endgame for local realism – photonic Bell violation closes the fair-sampling loophole
    2physics.com (9 June 2013), preprint
  5. M. Schlosshauer, J. Kofler, and A. Zeilinger
    The interpretation of quantum mechanics: from disagreement to consensus?
    Ann. Phys. (Berlin) 525, A51 (2013), pdf
  6. X. Ma, J. Kofler, R. Ursin, and A. Zeilinger
    Quantum teleportation over 143 kilometers
    2physics.com (4 Nov. 2012), preprint
  7. A. Zeilinger and J. Kofler
    La dissolution du paradoxe
    Sciences et Avenir Hors-Série, No. 148, p. 54 (Oct./Nov. 2006), pdf, preprint

Monographs

  1. J. Kofler
    Quantum violation of macroscopic realism: And how the classical world emerges from the quantum realm
    SVH Südwestdeutscher Verlag für Hochschulschriften (2008) [ISBN 978-3838100050], cover
    Remark: This book is a slightly modified version of the dissertation below

Theses

  1. J. Kofler
    Quantum violation of macroscopic realism and the transition to classical physics
    Dissertation, University of Vienna, Austria (2008), pdf, arxiv
  2. J. Kofler
    Focusing of light in axially symmetric systems within the wave optics approximation
    Diploma Thesis, Johannes Kepler University Linz, Austria (2004), pdf, summary, Kurzfassung

Publications in Law and Economics

  1. M. Tumpel and J. Kofler
    Tax Treatment of Digitial Currencies
    Tax and the Digital Economy, eds. W. Haslehner, G. Kofler, K. Pantazatou, and A. Rust, Wolters Kluwer (2019) [978-94-035-0361-5]
  2. H. Kofler und J. Kofler
    Theoretische Konzeption einer geschlossenen Formel für die Steuerprogression – ein “in sich” gerechter Einkommensteuertarif
    Einkommensteuer Körperschaftsteuer Steuerpolitik – Gedenkschrift für Peter Quantschnigg, Hrsg. Bundesministerium für Finanzen und Johannes Kepler Universität Linz, LexisNexis (2010) [ISBN 978-3700746089], preprint
    Remark: This article (in German) proposes a simple formula for the Austrian income tax.