![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/353212990/figure/fig2/AS:1045083671511041@1626178772808/Deflection-of-positive-energy-photons-by-a-negative-mass_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Dagostini-Gilles/publication/310605810/figure/fig4/AS:700883012681730@1544114940399/Age-of-the-universe-time-Hubbles-constant-versus-q0_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/353212990/figure/fig3/AS:1045083671519233@1626178772843/Deflection-of-positive-energy-neutrinoss-by-a-positive-mass_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/309610788/figure/fig2/AS:424639190048769@1478253280878/Photon-scattering-due-to-a-nagative-mass-cluster-schematic_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/263045914/figure/fig3/AS:392367157858313@1470559028218/Matter-in-excess-is-evacuated-Its-mass-is-inverted-and-it-spreads-away_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/263659549/figure/fig1/AS:613982259929089@1523396186282/figure-fig1_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Dagostini-Gilles/publication/350372007/figure/fig4/AS:1005086616612871@1616642731398/When-geodesics-of-the-3D-hypersurface-cross-the-throat-sphere-they-appear-tangent-to-it_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/263659551/figure/fig1/AS:613964950011918@1523392059582/Calculation-on-a-S2-sphere_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/277589002/figure/fig2/AS:614340512215060@1523481600791/2D-Barred-spiral-Right-after-a-few-turns-the-slowing-down-effect-becomes-negligible_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/351082848/figure/fig5/AS:1016080571047940@1619263894300/Barred-spiral-from-numerical-simulation-1992-210-000-points_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/304771239/figure/fig2/AS:613905713868818@1523377936442/figure-fig2_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
Bimetric models. When negative mass replaces both dark matter and dark energy. Excellent agreement with observational data. Solv
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/309717431/figure/fig3/AS:425104506134530@1478364220404/Pr-A-Lichnrowicz-collected-works-1915-1998_Q320.jpg)
Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile
![Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile Jean-Pierre PETIT | Retired Research Director at CNRS | Phd | Aix-Marseille Université, Marseille | AMU | Department of Engineering | Research profile](https://www.researchgate.net/profile/Jean-Pierre-Petit/publication/263659549/figure/fig2/AS:613982259920909@1523396186315/figure-fig2_Q320.jpg)