50 articles
The Janus cosmological model proposes a revolutionary view of the universe with two types of matter with opposite masses. Discover Jean-Pierre Petit's work on dark matter, dark energy, and the large-scale structure of the cosmos.
The author sent open letters to laboratory directors regarding criticisms of his scientific work.
Incomplete bibliography of the works of J.P. Petit, including publications on MHD converters and cosmological models.
The article discusses dark matter, which makes up 90% of the matter in the universe and remains invisible to telescopes.
L'article présente une théorie alternative à la matière sombre, en proposant l'existence de la matière gémellaire, qui pourrait expliquer des phénomènes comme la réaccélération de l'expansion de l'uni
L'article propose une théorie alternative à la matière noire et à l'énergie noire en introduisant le concept d'univers jumeaux avec une matière négative.
The article explores the gravitational lensing effect due to negative matter and proposes an alternative to the classical explanation of dark matter.
The article explores the idea that physical constants can vary during the radiation era, which could explain the homogeneity of the early universe.
The article explores theories on the twin universe and dark matter, highlighting the crises in theoretical physics.
The article questions the existence of black holes, pointing out that their model comes from an equation describing empty regions of the universe.
The document addresses a dark and complex astrophysical reality.
The 2001 conference in Marseille addressed the issue of dark matter and dark energy, exploring their gravitational effects.
Astrophysics aims to understand cosmic phenomena at various scales, including the formation of the solar system and galactic dynamics.
L'article présente un modèle cosmologique avec des constantes variables, notamment la vitesse de la lumière, qui évolue avec le temps.
A team of researchers has mapped dark matter using the gravitational lensing effect on galaxies.
The text presents a mathematical monohedron with a single face and a single side, illustrating a complex geometric structure.
Document written by Jean-Pierre Petit, astrophysicist, in 1999.
The article presents the 'Twin Bang' model and its impact on the understanding of the age of the universe.
The text presents a cosmological model called 'twin big bang', which suggests the existence of two distinct universes, one normal and the other 'ghost'.
The 'twin bang' cosmological model explores joint gravitational instabilities between two populations of matter.
The 'twin bang' cosmological model explores gravitational instability with two populations of different masses.
The 'twin bang' cosmological model proposes an alternative explanation for galaxy formation, incorporating dark matter and its gravitational effects.
The text explores a cosmological model called 'twin bang,' by analyzing the gravitational field in an infinite space filled with matter of constant density.
The 'twin bang' cosmological model proposes an alternative to dark matter to explain the observed gravitational effects.
The text presents a cosmological model called 'twin bang', which proposes a new chronological variable.
The twin cosmology explores the idea of two twin universes with different evolutions.
The article explores the concept of twin universes and their gravitational interaction. It describes how density and temperature can vary between these universes.
The article deals with twin universes and joint gravitational instabilities.
The text presents a didactic model to illustrate gravitational instabilities using heavy balls and ping-pong balls.
The article explores the concept of twin universes and their large-scale structure, linked to joint gravitational instabilities.
The article explores the analogy between gravity and optics, using divergent lenses to explain the dimming effect of high-redshift galaxies.
The text explores the theory of twin universes and geminal cosmology, focusing on ghost matter and its role in cosmological physics.
Françoise Combe's model offers an explanation for the spiral structure of galaxies through interaction with an environment of 'ghost matter'.
The text explores the theory of twin universes and their connection to geometric cosmology.
Introduction to the theory of twin universes and their repulsive effect on the expansion of the universe.
La page présente des articles et prépublications sur des modèles cosmologiques, notamment avec une vitesse de la lumière variable.
Présentation des travaux publiés par J.P. Petit sur la cosmologie et la vitesse de la lumière variable.
The article explores the concept of twin universes and their relationship through antipodal duality, using concepts from topology and geometry.
The article deals with the problem of missing mass in astrophysics, by proposing a model based on a new field equation.
The text addresses the problem of missing mass in cosmology, focusing on spherical solutions and Vlasov and Poisson equations.
The missing mass problem is addressed through an interpretation of the cosmological solution, where the potential tends toward a constant at infinity.
Cosmology explores the model of the universe as a S3 sphere covering, with a fiber bundle structure.
The article explores the problem of missing mass in cosmology, in connection with general relativity and field equations.
The article explores the concept of a twin universe and cosmological twins, in relation to dark matter.
The text presents a cosmological model where the speed of light varies with time. Physical constants such as the Planck constant and the gravitational constant are also affected.
Le modèle cosmologique avec une vitesse de la lumière variable est présenté, étendant les constantes physiques dans le temps. L'entropie varie comme Log t et le métrique est conformément plat dans une
The document presents a cosmological model with a variable speed of light, in comparison with the Friedman model.
The article deals with theoretical cosmology and possible variations of physical constants, such as the speed of light.
The article explores the variable constants model, developed from a theory of a twin universe.
The twin universe model proposes an antigravitational interaction between opposite regions of the universe.
The cosmology of twin universes suggests that the confinement of galaxies is due to the action of the antipodal matter located in the other universe.