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Alexandr Kamenchtchik

Professore ordinario

Dipartimento di Fisica e Astronomia "Augusto Righi"

Settore scientifico disciplinare: PHYS-02/A Fisica teorica delle interazioni fondamentali, modelli, metodi matematici e applicazioni

Pubblicazioni

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 [articolo]

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 [articolo]

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 [capitolo di libro]

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

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 [articolo]

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 [articolo]

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 [articolo]

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

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 [articolo]

A.O. Barvinsky; C. Deffayet; A.Y. Kamenshchik, CFT driven cosmology and the DGP/CFT correspondence, «JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS», 2010, 1005, pp. 034 - 034 [articolo]

L. Rizzi; S. Cacciatori; V. Gorini; A. Kamenshchik; O.F. Piattella, Dark matter effects in vacuum spacetime, «PHYSICAL REVIEW D, PARTICLES, FIELDS, GRAVITATION, AND COSMOLOGY», 2010, 82, pp. 027301 - 027301 [articolo]

L.A. Gergely; Z. Keresztes; A.Yu. Kamenshchik; V. Gorini; U. Moschella, Do supernovae favor tachyonic Big Brake instead de Sitter?, in: INVISIBLE UNIVERSE: Proceedings of the Conference, New York, American Institute Of Physics, 2010, 1241, pp. 884 - 891 (atti di: INVISIBLE UNIVERSE INTERNATIONAL CONFERENCE: Toward a new cosmological paradigm, Paris, France, 29 Jun - 3 Jul 2009) [Contributo in Atti di convegno]

A.A. Andrianov; F. Cannata; A.Y. Kamenshchik; D. Regoli, PHANTOM COSMOLOGY BASED ON PT SYMMETRY, «INTERNATIONAL JOURNAL OF MODERN PHYSICS D», 2010, 19, pp. 97 - 111 [articolo]

KAMENCHTCHIK, ALEXANDR, The problem of singularities and chaos in cosmology, «PHYSICS USPEKHI», 2010, 53, pp. 313 - 322 [articolo]

A.O. Barvinsky; A.Yu. Kamenshchik; C. Kiefer; C.F. Steinwachs, Tunneling cosmological state revisited: Origin of inflation with a nonminimally coupled standard model Higgs inflaton, «PHYSICAL REVIEW D, PARTICLES, FIELDS, GRAVITATION, AND COSMOLOGY», 2010, 81, pp. 043530 - 043530 [articolo]

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