Foto del docente

Alexandr Kamenchtchik

Full Professor

Department of Physics and Astronomy "Augusto Righi"

Academic discipline: PHYS-02/A Theoretical Physics of Fundamental Interactions, Models, Mathematical Methods and Applications

Publications

A.Y. Kamenchtchik; A. Tronconi; G. Venturi, Dynamical dark energy and spontaneously generated gravity, «PHYSICS LETTERS. SECTION B», 2012, 713, pp. 358 - 364 [Scientific article]

A.O. Barvinsky; A.Y. Kamenchtchik; C. Kiefer; A.A. Starobinsky; C.F. Steinwachs, Higgs boson, renormalization group, and naturalness in cosmology, «THE EUROPEAN PHYSICAL JOURNAL. C, PARTICLES AND FIELDS», 2012, 72, pp. 2219 - 2219 [Scientific article]

Z. Keresztes; L.A. Gergely; A.Y. Kamenchtchik, Paradox of soft singularity crossing and its resolution by distributional cosmological quantitities., «PHYSICAL REVIEW D, PARTICLES, FIELDS, GRAVITATION, AND COSMOLOGY», 2012, 86, pp. 063522 - 063522 [Scientific article]

A.A. Andrianov; F. Cannata; A.Y. Kamenchtchik, Remarks on the general solution for the flat Friedman universe with exponential scalar-field potential and dust, «PHYSICAL REVIEW D, PARTICLES, FIELDS, GRAVITATION, AND COSMOLOGY», 2012, 86, pp. 107303 - 107303 [Scientific article]

A. Kamenchtchik; S. Manti, Scalar field potentials for closed and open cosmological models., «GENERAL RELATIVITY AND GRAVITATION», 2012, 44, pp. 2205 - 2214 [Scientific article]

A.Y. Kamenchtchik; I.M. Khalatnikov, Some properties of the "string gas" with the equation of state p =-1/3 rho, «INTERNATIONAL JOURNAL OF MODERN PHYSICS D», 2012, 21, pp. 1250004 - 1250004 [Scientific article]

G. Esposto; G. Fucci; A. Kamenchtchik; K. Kirsten, Spectral methods in quantum field theory and quantum cosmology, «JOURNAL OF PHYSICS. A, MATHEMATICAL AND THEORETICAL», 2012, 45, pp. 374004 - 374004 [Scientific article]

R.A.A. Fernandes; J.P.M. de Carvalho; A.Y. Kamenchtchik; U. Moschella; A. da Silva, Spherical "top-hat" collapse in general-Chaplygin-gas-dominated universes, «PHYSICAL REVIEW D, PARTICLES, FIELDS, GRAVITATION, AND COSMOLOGY», 2012, 85, pp. 083501 - 083501 [Scientific article]

C.F. Steinwachs; A.O. Barvinsky; A.Y. Kamenchtchik; C. Kiefer; A.A. Starobinsky, The Higgs field as an inflaton, in: Proceedings of the The Twelth Marcel Grossmann Meeting on Recent Developments in Theoretical and Experimental General Relativity and Relativistic Filed Theories, Paris, France, 12-18 July 2009, SINGAPORE, World Scientific, 2012, pp. 1244 - 1246 [Chapter or essay]

F. Cannata; A. Kamenchtchik, Chameleon Cosmology Model Describing the Phantom Divide Line Crossing., «INTERNATIONAL JOURNAL OF MODERN PHYSICS D», 2011, 20, pp. 121 - 131 [Scientific article]

A.A. Andrianov; F. Cannata; A. Kamenchtchik, General solution of scalar field cosmology with a (piecewise) exponential potential, «JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS», 2011, 1110, pp. 004 - 004 [Scientific article]

A.O. Barvinsky; A. Kamenchtchik, On the functional determinant of a special operator with a zero mode in cosmology, «JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS», 2011, 1104, pp. 035 - 035 [Scientific article]

C.F. Steinwachs; A. Kamenchtchik, One-loop divergences for gravity nonminimally coupled to a multiplet of scalar fields: Calculation in the Jordan frame. I. The main results, «PHYSICAL REVIEW D, PARTICLES, FIELDS, GRAVITATION, AND COSMOLOGY», 2011, 84, pp. 024026 - 024026 [Scientific article]

A. Kamenchtchik; A. Tronconi; G. Venturi, Reconstruction of Scalar Potentials in Induced Gravity and Cosmology., «PHYSICS LETTERS. SECTION B», 2011, 702, pp. 191 - 196 [Scientific article]

A.Y. Kamenshchik; C.M.F. Mingarelli, A Generalized Heckmann-Schucking cosmological solution in the presence of a negative cosmological constant, «PHYSICS LETTERS. SECTION B», 2010, 693, pp. 213 - 217 [Scientific article]

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