Buenos Aires Cosmología
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Susana Landau

Independent Researcher

Email
Office
Oficina 2173, 2do piso, Dpto. de Física, Pabellón 1

Research Interests

  • Análisis de Datos e Inferencia
  • Inteligencia Artificial
  • Gravedad Modificada

Publications

  1. Sousa-Neto, Agripino; Landau, Susana J.; Alcaniz, Jailson. Are Dynamical Dark-Energy Cosmologies Old Enough?. Preprint (2026).

    InspireHEPORCIDPreprint

    arXiv:2610.27209

  2. Leizerovich, Matías; Landau, Susana J.; Luciano, Giuseppe Gaetano; Papatriantafyllou, Andreas; Saridakis, Emmanuel N.. Observational constraints on Luciano-Saridakis holographic dark energy. Phys.Dark Univ. 54 (2026) 102443 (2026).

    InspireHEPORCIDPublished

    arXiv:2609.02908DOI:10.1016/j.dark.2026.102443

  3. Leizerovich, Matías; Landau, Susana J.; Luciano, Giuseppe Gaetano; Papatriantafyllou, Andreas; Saridakis, Emmanuel N.. Observational constraints on Luciano-Saridakis entropic cosmology. Phys.Dark Univ. 52 (2026) 102333 (2026).

    InspireHEPORCIDPublished

    arXiv:2603.03568DOI:10.1016/j.dark.2026.102333

  4. Leizerovich, Matías; Jaime, Luisa G.; Landau, Susana J.; Arciniega, Gustavo. Geometric Cosmology Models: Statistical Analysis with Observational Data. Universe 12 (2026) 129 (2026).

    InspireHEPORCIDPublished

    arXiv:2506.11299DOI:10.3390/universe12050129

  5. Kraiselburd, Lucila; Pigozzo, Cassio; Landau, Susana J.; Alcaniz, Jailson. Hubble tension and small-scale inhomogeneities on light propagation. Astron.Astrophys. 711 (2026) A199 (2026).

    InspireHEPORCIDPublished

    arXiv:2504.06831DOI:10.1051/0004-6361/202660282

  6. Leizerovich, Matías; Landau, Susana J.; Scóccola, Claudia G.. Generalized tension metrics for multiple cosmological datasets. Preprint (2025).

    InspireHEPORCIDPreprint

    arXiv:2512.06086

  7. Bachar, Luca Gomez; Chantada, Augusto T.; Landau, Susana J.; Scóccola, Claudia G.; Protopapas, Pavlos. Evolution of linear matter perturbations with error-bounded bundle physics-informed neural networks. Phys.Rev.D 112 (2025) 063515 (2025).

    InspireHEPORCIDPublished

    arXiv:2508.08443DOI:10.1103/8mpc-8wmc

  8. Richarte, Martín G.; Guimarães, Luiz Filipe; Landau, Susana J.; Fabris, Júlio C.. Exploring dark sector interactions with delta effective theories. Phys.Rev.D 112 (2025) 043510 (2025).

    InspireHEPORCIDPublished

    arXiv:2504.21110DOI:10.1103/rlrc-87sk

  9. Di Valentino, Eleonora; Levi Said, Jackson; Riess, Adam; …; Boiza, Carlos G.; Escamilla-Rivera, Celia; Vagenas, Elias C.; Otalora, Giovanni; Leizerovich, Matías; Landau, Susana J.; Scóccola, Claudia; de Cruz Pérez, Javier et al.. The CosmoVerse White Paper: Addressing observational tensions in cosmology with systematics and fundamental physics. Phys.Dark Univ. 49 (2025) 101965 (2025).

    InspireHEPORCIDPublished

    arXiv:2504.01669DOI:10.1016/j.dark.2025.101965

  10. Arciniega, Gustavo; Jaime, Luisa G.; Landau, Susana J.; Leizerovich, Matías. On Geometric Cosmology. Preprint (2025).

    InspireHEPORCIDPreprint

    arXiv:2504.00124

  11. Ferreira Chase, Tomás; Leizerovich, Matías; López Nacir, Diana; Landau, Susana. Cosmological perturbations with ultralight vector dark matter fields: Numerical implementation in class. Phys.Rev.D 111 (2025) 103520 (2025).

    InspireHEPORCIDPublished

    arXiv:2408.12052DOI:10.1103/PhysRevD.111.103520

  12. Chantada, Augusto T.; Protopapas, Pavlos; Bachar, Luca Gomez; Landau, Susana J.; Scóccola, Claudia G.. Exact and approximate error bounds for physics-informed neural networks. Preprint (2024).

    InspireHEPORCIDPreprint

    arXiv:2411.13848

  13. Leizerovich, Matías; Landau, Susana J.; Scóccola, Claudia G.. Tensions in cosmology: A discussion of statistical tools to determine inconsistencies. Phys.Lett.B 855 (2024) 138844 (2024).

    InspireHEPORCIDPublished

    arXiv:2312.08542DOI:10.1016/j.physletb.2024.138844

  14. Gonzalez-Espinoza, Manuel; Otalora, Giovanni; Kraiselburd, Lucila; Landau, Susana J.. Screening fifth forces in scalar-vector-tensor theories. Phys.Rev.D 109 (2024) 063542 (2024).

    InspireHEPORCIDPublished

    arXiv:2312.05381DOI:10.1103/PhysRevD.109.063542

  15. Chantada, Augusto T.; Landau, Susana J.; Protopapas, Pavlos; Scóccola, Claudia G.; Garraffo, Cecilia. Faster Bayesian inference with neural network bundles and new results for <math display="inline"><mi>f</mi><mo stretchy="false">(</mo><mi>R</mi><mo stretchy="false">)</mo></math> models. Phys.Rev.D 109 (2024) 123514 (2024).

    InspireHEPORCIDPublished

    arXiv:2311.15955DOI:10.1103/PhysRevD.109.123514

  16. Augusto T. Chantada; Pavlos Protopapas; Luca Gomez Bachar; Susana J. Landau; Claudia G. Scóccola. Exact and approximate error bounds for physics-informed neural networks. Machine Learning and the Physical Sciences Workshop at the 38th conference on Neural Information Processing Systems (NeurIPS) 2024 (2024).

    ORCIDPublished

    DOI:10.48550/ARXIV.2411.13848

  17. Landau, Susana J.; Benetti, Micol; Perez, Alejandro; Sudarsky, Daniel. Cosmological constraints on unimodular gravity models with diffusion. Phys.Rev.D 108 (2023) 043524 (2023).

    InspireHEPORCIDPublished

    arXiv:2211.07424DOI:10.1103/PhysRevD.108.043524

  18. Chantada, Augusto T.; Landau, Susana J.; Protopapas, Pavlos; Scóccola, Claudia G.; Garraffo, Cecilia. Cosmology-informed neural networks to solve the background dynamics of the Universe. Phys.Rev.D 107 (2023) 063523 (2023).

    InspireHEPORCIDPublished

    arXiv:2205.02945DOI:10.1103/PhysRevD.107.063523

  19. Cataldi, Pedro; Pedrosa, Susana; Padilla, Nelson; …; Landau, Susana et al.. Fingerprints of modified gravity on galaxies in voids. Mon.Not.Roy.Astron.Soc. 515 (2022) (2022).

    InspireHEPORCIDPublished

    arXiv:2207.12917DOI:10.1093/mnras/stac2122

  20. Colaço, L.R.; Landau, S.J.; Gonzalez, J.E.; Spinelly, J.; Santos, G.L.F.. Constraining a possible time-variation of the speed of light along with the fine-structure constant using strong gravitational lensing and Type Ia supernovae observations. JCAP 08 (2022) 062 (2022).

    InspireHEPORCIDPublished

    arXiv:2204.06459DOI:10.1088/1475-7516/2022/08/062

  21. Gonzalez-Espinoza, Manuel; Otalora, Giovanni; Kraiselburd, Lucila; Landau, Susana. Parametrized post-Newtonian formalism in higher-order Teleparallel Gravity. JCAP 05 (2022) 010 (2022).

    InspireHEPORCIDPublished

    arXiv:2112.06117DOI:10.1088/1475-7516/2022/05/010

  22. Leizerovich, Matías; Kraiselburd, Lucila; Landau, Susana J.; Scóccola, Claudia G.. Testing <math display="inline"><mi>f</mi><mo stretchy="false">(</mo><mi>R</mi><mo stretchy="false">)</mo></math> gravity models with quasar x-ray and UV fluxes. Phys.Rev.D 105 (2022) 103526 (2022).

    InspireHEPORCIDPublished

    arXiv:2112.01492DOI:10.1103/PhysRevD.105.103526

  23. Hamilton, J.-Ch.; Mousset, L.; Battistelli, E.S.; …; Landau, S.; Scóccola, C.G.; Pastoriza, H. et al.. QUBIC I: Overview and science program. JCAP 04 (2022) 034 (2022).

    InspireHEPORCIDPublished

    arXiv:2011.02213DOI:10.1088/1475-7516/2022/04/034

  24. Mousset, L.; Gamboa Lerena, M.M.; Battistelli, E.S.; …; Landau, S.; Scóccola, C.G.; Pastoriza, H. et al.. QUBIC II: Spectral polarimetry with bolometric interferometry. JCAP 04 (2022) 035 (2022).

    InspireHEPORCIDPublished

    arXiv:2010.15119DOI:10.1088/1475-7516/2022/04/035

  25. Negrelli, Carolina; Kraiselburd, Lucila; Landau, Susana; Scóccola, Claudia G.. Testing Modified Gravity theory (MOG) with Type Ia Supernovae, Cosmic Chronometers and Baryon Acoustic Oscillations. JCAP 07 (2020) 015 (2020).

    InspireHEPORCIDPublished

    arXiv:2004.13648DOI:10.1088/1475-7516/2020/07/015

  26. Negrelli, Carolina; Kraiselburd, Lucila; Landau, Susana J.; Salgado, Marcelo. Solar System tests and chameleon effect in $f(R)$ gravity. Phys.Rev.D 101 (2020) 064005 (2020).

    InspireHEPORCIDPublished

    arXiv:2002.12073DOI:10.1103/PhysRevD.101.064005

  27. Gonçalves, Rodrigo S.; Landau, Susana; Alcaniz, Jailson S.; Holanda, Rodrigo F.L.. Variation in the fine-structure constant and the distance-duality relation. JCAP 06 (2020) 036 (2020).

    InspireHEPORCIDPublished

    arXiv:1907.02118DOI:10.1088/1475-7516/2020/06/036

  28. Landau, Susana J.. Variation of fundamental constants and white dwarfs. IAU Symp. 357 (2019) (2019).

    InspireHEPORCIDPublished

    arXiv:2002.00095DOI:10.1017/S1743921320000447

  29. Kraiselburd, Lucila; Landau, Susana J.; Salgado, Marcelo; Sudarsky, Daniel; Vucetich, Héctor. Thick shell regime in the chameleon two-body problem. Phys.Rev.D 99 (2019) 083516 (2019).

    InspireHEPORCIDPublished

    arXiv:1904.05431DOI:10.1103/PhysRevD.99.083516

  30. León, Gabriel; Pujol, Alejandro; Landau, Susana J.; Piccirilli, María Pía. Observational constraints on inflationary potentials within the quantum collapse framework. Phys.Dark Univ. 24 (2019) 100285 (2019).

    InspireHEPORCIDPublished

    arXiv:1902.08696DOI:10.1016/j.dark.2019.100285

  31. Negrelli, Carolina; Benito, Maria; Landau, Susana; Iocco, Fabio; Kraiselburd, Lucila. Testing modified gravity theory in the Milky Way. Phys.Rev.D 98 (2018) 104061 (2018).

    InspireHEPORCIDPublished

    arXiv:1810.07200DOI:10.1103/PhysRevD.98.104061

  32. Negrelli, Carolina; Kraiselburd, Lucila; Landau, Susana J.; García-Berro, Enrique. Spatial variation of fundamental constants: testing models with thermonuclear supernovae. Int.J.Mod.Phys.D 27 (2018) 1850099 (2018).

    InspireHEPORCIDPublished

    arXiv:1804.01521DOI:10.1142/S0218271818500992

  33. Piccirilli, María Pía; León, Gabriel; Landau, Susana J.; Benetti, Micol; Sudarsky, Daniel. Constraining quantum collapse inflationary models with current data: The semiclassical approach. Int.J.Mod.Phys.D 28 (2018) 1950041 (2018).

    InspireHEPORCIDPublished

    arXiv:1709.06237DOI:10.1142/S021827181950041X

  34. Kraiselburd, Lucila; Landau, Susana J.; Salgado, Marcelo; Sudarsky, Daniel; Vucetich, Héctor. Equivalence Principle in Chameleon Models. Phys.Rev.D 97 (2018) 104044 (2018).

    InspireHEPORCIDPublished

    arXiv:1511.06307DOI:10.1103/PhysRevD.97.104044

  35. Benetti, Micol; Landau, Susana J.; Alcaniz, Jailson S.. Constraining quantum collapse inflationary models with CMB data. JCAP 12 (2016) 035 (2016).

    InspireHEPORCIDPublished

    arXiv:1610.03091DOI:10.1088/1475-7516/2016/12/035

  36. León, Gabriel; Bengochea, Gabriel R.; Landau, Susana J.. Quasi-matter bounce and inflation in the light of the CSL model. Eur.Phys.J.C 76 (2016) 407 (2016).

    InspireHEPORCIDPublished

    arXiv:1605.03632DOI:10.1140/epjc/s10052-016-4245-z

  37. Holanda, R.F.L.; Busti, V.C.; Colaço, L.R.; Alcaniz, J.S.; Landau, S.J.. Galaxy clusters, type Ia supernovae and the fine structure constant. JCAP 08 (2016) 055 (2016).

    InspireHEPORCIDPublished

    arXiv:1605.02578DOI:10.1088/1475-7516/2016/08/055

  38. Holanda, R.F.L.; Landau, S.J.; Alcaniz, J.S.; Sanchez G., I.E.; Busti, V.C.. Constraints on a possible variation of the fine structure constant from galaxy cluster data. JCAP 05 (2016) 047 (2016).

    InspireHEPORCIDPublished

    arXiv:1510.07240DOI:10.1088/1475-7516/2016/05/047

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