# Dr. Daniele Oriti

Group leader

## Contact

Mathematical Physics - Stringtheory

Theresienstr. 37

80333 München

Germany

Room:
A440

Phone:
+49 (0)89 / 2180 - 4462

Email:
daniele.oriti@physik.lmu.de

## Work group

Quantum Gravity and Foundations of Physics Research Group

## Personal Presentation

Theoretical Physicist, working on quantum gravity (particularly on tensorial group field theories (group field theories, random tensor models), loop quantum gravity, spin foam models, lattice quantum gravity, non-commutative geometry), gravitational physics, fundamental cosmology; wider research activities in philosophy of science and foundations of physical theories, in particular foundations of quantum mechanics and philosophy of spacetime theories

- Senior researcher and group leader - Heisenberg Grant (DFG) - Arnold Sommerfeld Center for Theoretical Physics
- Associate member - Munich Center for Mathematical Philosophy
- Member Center for Advanced Studies - LMU
- Sofja Kovalevskaja Prize awardee - A. von Humboldt Stiftung

Ongoing Projects

- Lorentzian spin foam model based on Duflo quantization map

- Numerical analysis of fusion coefficients for Riemannian spin foam models

- Analogue quantum gravitational dynamics in the hydrodynamics of superfluids

- Quantum phase transition of inhomogeneous modes over a homogeneous GFT condensate

- From simplicial quantum geometry to the SYK model in TGFT

- Time: fundamentality, relationality and emergence

- Feyerabend philosophy and the foundations of quantum mechanics

- Cosmology as QG hydrodynamics (physical and philosophical aspects)

- Geometrogenesis as a physical process

- Epistemic nature of physical laws (with Stephan Hartmann)

Teaching

- Tensor models and group field theories for quantum gravity
- Laws of Nature
- Foundations of Quantum Mechanics
- Introduction to Quantum Gravity
- Foundations and interpretations of Quantum Mechanics
- Introduction to the Philosophy of Quantum Gravity

Talks

- "Cosmology from quantum gravity: basic ideas, relational observables and cosmological perturbations", 9th Tux Workshop on Quantum Gravity, Tux, Austria, February 14-18, 2022.
- “Cosmology from Quantum Gravity”, invited keynote lecture, session “Physics bridging the infinities: The largest scales”, European Physics Society Forum ”Physics and Society”, Berlin, September 2020 (postponed to 2021 due to Covid)
- invited panelist in discussion ‘Quantum cosmology and quantum gravity’, conference ‘Quantum Gravity 2020’, Perimeter Institute for Theoretical Physics, Waterloo, Canada, July 2020 chair of panel discussion ‘Connecting quantum gravity approaches’, conference ‘Quantum Gravity 2020’, Perimeter Institute for Theoretical Physics, Waterloo, Canada, July 2020
- “What is space? what is time? the quest for quantum gravity”, invited general colloquium, Univ. Rome 3, Italy, March 2020
- “Cosmology as quantum gravity hydrodynamics and the fate of cosmological singularities”, invited keynote talk, conference ‘Foundations of cosmology and quantum gravity’, New York Univ. Abu Dhabi, United Arab Emirates, Jan 2020 (https://www.youtube.com/watch?v=kf5Aikuyg-A)
- “Toward emergent spacetime in QG: quantum black holes from scratch”, invited talk, Humboldt kolleg ‘Frontiers in physics, from ew to Planck scales’ + ‘Workshop on quantum geometry, field theory and gravity’, Corfu Summer Institute, Sep 2019
- “The philosophical challenges of quantum gravity”, invited general colloquium, MCMP, LMU-Munich, Germany, Nov 2018
- “Emergent cosmology from quantum gravity: the universe as a quantum condensate”, invited Sommerfeld Theory Colloquium, LMU, Munich, Germany, October 2017
- “The group field theory formalism for quantum gravity: where from and where to”, plenary talk, Loops ’17 conference, Warsaw, Poland, July 2017
- “The future of gravitational physics: towards a quantum spacetime”, invited colloquium, European Week of Astronomy and Space Science, Prague, June 2017
- “The special substance that is quantum spacetime: conceptual aspects”, invited keynote lecture, 3rd Conference on the Philosophy of Quantum Gravity , Univ. Geneva, Switzerland, June 2017 (BST3: Daniele Oriti, An emergent universe without fundamental space and time)
- “Renormalization of (tensorial) group field theories”, invited plenary talk, conference ‘Exact Renormalization Group 2016’, ICTP, Trieste, Sep 2016 (https://www.youtube.com/watch?v=KLNVEqaec_M)

## Publications

- E. Colafranceschi, D. Oriti, Quantum gravity states, entanglement graphs and 2nd quantized tensor networks, submitted, arXiv:2012.12622 [hep-th]
- M. Finocchiaro, Y. Jeong, D. Oriti, Quantum geometric maps and their properties, submitted,
- arXiv:2012.11536 [gr-qc]
- L. Marchetti, D. Oriti, Quantum fluctuations in the effective relational GFT cosmology, submitted, arXiv:2010.09700 [gr-qc]
- L. Marchetti, D. Oriti, Effective relational cosmological dynamics from quantum gravity, to appear in JHEP, arXiv:2008.02774 [gr-qc]
- M. Finocchiaro, D. Oriti, Renormalization of simplicial group field theory models of 4d quantum gravity: new numerical results and some suggestions, to appear in Frontiers in Physics, arXiv:2004.07361 [hep-th]
- S. Carrozza, S. Gielen, D. Oriti, Editorial: Progress in group field theories and related quantum gravity formalisms, Universe 6 (2020) 1, 19, arXiv:2001.08428 [gr-qc]
- G. Chirco, A. Goessmann, D. Oriti, M. Zhang, Group field theory and holographic tensor networks: dynamical corrections to the Ryu-Takanayagi formula, Class.Quant.Grav. 37 (2020) 9, 095011, arXiv:1903.07344 [hep-th]