Gennaro Miele

Heat-kernel Coefficients and Spectra of the Vector Laplacians on Spherical Domains with Conical Singularities (2009)

Lara De Nardo, Dmitri V. Fursaev, Gennaro Miele

The spherical domains Sd with conical singularities are a convenient arena for studying the properties of tensor Laplacians on arbitrary manifolds with such a kind of singular points. In this paper...

Searching for Dark Matter in Messier 33 (2009)

Borriello, Enrico, Longo, Giuseppe, Miele, Gennaro, Paolillo, Maurizio, Siffert, Beatriz B., Tabatabaei, Fatemeh S., ...

Among various approaches to indirect Dark Matter detection, the study of radio emission due to secondary electrons/positrons produced in WIMPs annihilation and propagating in the galactic magnetic...

A novel approach to simulate gene-environment interactions in complex diseases (2009)

Amato, Roberto, Pinelli, Michele, D'Andrea, Daniel, Miele, Gennaro, Nicodemi, Mario, Raiconi, Giancarlo, ...

Complex diseases are multifactorial traits caused by both genetic and environmental factors. They represent the most part of human diseases and include those with largest prevalence and mortality...

Primordial nucleosynthesis: From precision cosmology to fundamental physics (2009)

Iocco, F., Mangano, G., Miele, Gennaro, Pisanti, O., Serpico, P.D.

148 pages, 66 figures.-- ISI article identifier:000265727100001 .-- ArXiv pre-print avaible at:http://arxiv.org/abs/0809.0631

Radio constraints on dark matter annihilation in the galactic halo and its substructures (2009)

Borriello, E., Cuoco, A., Miele, Gennaro

12 pages, 7 figures.-- ISI article identifier:000262979800028 .-- ArXiv pre-print avaible at:http://arxiv.org/abs/0809.2990

Radio Signal by Galactic Dark Matter (2008)

Borriello, Enrico, Cuoco, Alessandro, Miele, Gennaro

An interesting strategy for indirect detection of Dark Matter comes through the amounts of electrons and positrons usually emitted by DM pair annihilation. The e+e- gyrating in the galactic magnetic...

Ensembles of Probabilistic Principal Surfaces and Competitive Evolution on Data: two different approaches to data classification (2008)

Roberto Amato, Angelo Ciaramella, Carmine Del Mondo, Lara De Vinco, Ciro Donalek, Gennaro Miele, ...

Probabilistic Principal Surfaces (PPS) offer very powerful visualization and classification capabilities and overcome most of the shortcomings of other neural tools such as SOM, GTM, etc. More...

Radio constraints on dark matter annihilation in the galactic halo and its substructures (2008)

Borriello, Enrico, Cuoco, Alessandro, Miele, Gennaro

Annihilation of Dark Matter usually produces together with gamma rays comparable amounts of electrons and positrons. The e+e- gyrating in the galactic magnetic field then produce secondary...

Nonlocal field theory driven by a deformed product. Generalization of Kalb-Ramond duality (2008)

Di Grezia, Elisabetta, Esposito, Giampiero, Miele, Gennaro

A modification of the standard product used in local field theory by means of an associative deformed product is proposed. We present a class of deformed products, one for every spin S=0,1/2,1, that...

Ensembles of Probabilistic Principal Surfaces and Competitive Evolution on Data: two different approaches to data classification (2008)

Roberto Amato, Angelo Ciaramella, Carmine Del Mondo, Lara De Vinco, Ciro Donalek, Gennaro Miele, ...

Probabilistic Principal Surfaces (PPS) offer very powerful visualization and classification capabilities and overcome most of the shortcomings of other neural tools such as SOM, GTM, etc. More...

Angular Signatures of Annihilating Dark Matter in the Cosmic Gamma-Ray Background (2007)

Cuoco, Alessandro, Brandbyge, Jacob, Hannestad, Steen, Haugboelle, Troels, Miele, Gennaro

The extragalactic cosmic gamma-ray background (CGB) is an interesting channel to look for signatures of dark matter annihilation. In particular, besides the imprint in the energy spectrum, peculiar...

Black hole evaporation in a spherically symmetric non-commutative space-time (2007)

Di Grezia, Elisabetta, Esposito, Giampiero, Miele, Gennaro

Recent work in the literature has studied the quantum-mechanical decay of a Schwarzschild-like black hole, formed by gravitational collapse, into almost-flat space-time and weak radiation at a very...

A statistical mechanics approach to reverse engineering: sparsity and biological priors on gene regulatory networks (2007)

Ciamarra, Massimo Pica, Miele, Gennaro, Milano, Leopoldo, Nicodemi, Mario, Raiconi, Giancarlo

The important task of determining the connectivity of gene networks, and at a more detailed level even the kind of interaction existing between genes, can nowadays be tackled by microarraylike...

The scalar wave equation in a non-commutative spherically symmetric space-time (2007)

Di Grezia, Elisabetta, Esposito, Giampiero, Miele, Gennaro

Recent work in the literature has studied a version of non-commutative Schwarzschild black holes where the effects of non-commutativity are described by a mass function depending on both the radial...

perturbations Similarity measures Between partitions • Sub-sampling (2007)

Roberto Tagliaferri, Alberto Bertoni, Francesco Iorio, Roberto Tagliaferri, Alberto Bertoni, Francesco Iorio, ...

Principal aim: find the structure that underlies data providing partitions that maximize similarity (nearness) based objective functions Number of cluster/neurons/centers/other Tree cutoff level...

Present bounds on the relativistic energy density in the Universe from cosmological observables (2006)

Mangano, Gianpiero, Melchiorri, Alessandro, Mena, Olga, Miele, Gennaro, Slosar, Anze

We discuss the present bounds on the relativistic energy density in the Universe parameterized in terms of the effective number of neutrinos N using the most recent cosmological data on Cosmic...

The Relevance of Mediterranean Neutrino Telescope Sites on Earth-skimming tau neutrino detection (2006)

Miele, Gennaro

A study of the UHE nu_tau detection performances of a km^3 Neutrino Telescope sitting at the three proposed sites for ANTARES, NEMO and NESTOR in the Mediterranean sea is here performed. In...

Effects of non-standard neutrino-electron interactions on relic neutrino decoupling (2006)

Mangano, Gianpiero, Miele, Gennaro, Pastor, Sergio, Pinto, Teguayco, Pisanti, Ofelia, Serpico, Pasquale D.

We consider the decoupling of neutrinos in the early Universe in presence of non-standard neutral current neutrino-electron interactions (NSI). We first discuss a semi-analytical approach to solve...

Gravitational amplitudes in black-hole evaporation: the effect of non-commutative geometry (2006)

Di Grezia, Elisabetta, Esposito, Giampiero, Miele, Gennaro

Recent work in the literature has studied the quantum-mechanical decay of a Schwarzschild-like black hole, formed by gravitational collapse, into almost-flat space-time and weak radiation at a very...

Effects of non-standard neutrino-electron interactions on relic neutrino decoupling (2006)

Mangano, Gianpiero, Miele, Gennaro, Pastor, Sergio, Pinto, Teguayco, Pisanti, Ofelia, Serpico, Pasquale D.

We consider the decoupling of neutrinos in the early Universe in presence of non-standard neutral current neutrino-electron interactions (NSI). We first discuss a semi-analytical approach to solve...

The aperture for UHE tau neutrinos of the Auger fluorescence detector using a Digital Elevation Map (2005)

Miele, Gennaro, Pastor, Sergio, Pisanti, Ofelia

We perform a new study of the chances of the fluorescence detector (FD) at the Pierre Auger Observatory to detect the tau leptons produced by Earth-skimming ultra high energy tau neutrinos. We...

Relic neutrino decoupling including flavour oscillations (2005)

Mangano, Gianpiero, Miele, Gennaro, Pastor, Sergio, Pinto, Teguayco, Pisanti, Ofelia, Serpico, Pasquale D.

In the early universe, neutrinos are slightly coupled when electron-positron pairs annihilate transferring their entropy to photons. This process originates non-thermal distortions on the neutrino...

Relic neutrino decoupling including flavour oscillations (2005)

Mangano, Gianpiero, Miele, Gennaro, Pastor, Sergio, Pinto, Teguayco, Pisanti, Ofelia, Serpico, Pasquale D.

In the early universe, neutrinos are slightly coupled when electron-positron pairs annihilate transferring their entropy to photons. This process originates non-thermal distortions on the neutrino...

Spacetime Noncommutativity and Antisymmetric Tensor Dynamics in the Early Universe (2003)

Di Grezia, Elisabetta, Esposito, Giampiero, Funel, Agostino, Mangano, Gianpiero, Miele, Gennaro

This paper investigates the possible cosmological implications of the presence of an antisymmetric tensor field related to a lack of commutatitivity of spacetime coordinates at the Planck era. For...

Cosmological perturbations and short distance physics from Noncommutative Geometry (2002)

Lizzi, Fedele, Mangano, Gianpiero, Miele, Gennaro, Peloso, Marco

We investigate the possible effects on the evolution of perturbations in the inflationary epoch due to short distance physics. We introduce a suitable non local action for the inflaton field,...

Another Alternative to Compactification: Noncommutative Geometry and Randall-Sundrum Models (2000)

Lizzi, Fedele, Mangano, Gianpiero, Miele, Gennaro

We observe that the main feature of the Randall-Sundrum model, used to solve the hierarchy problem, is already present in a class of Yang-Mills plus gravity theories inspired by noncommutative...

Quantum Cosmology and Grand Unification (1997)

Esposito, Giampiero, Kamenshchik, Alexander Yu., Miele, Gennaro

Quantum cosmology may restrict the class of gauge models which unify electroweak and strong interactions. In particular, if one studies the normalizability criterion for the one-loop wave function of...

Finite Temperature Effective Potential for Gauge Models in de Sitter Space (1997)

De Nardo, Lara, Fursaev, Dmitri V., Miele, Gennaro

The one-loop effective potential for gauge models in static de Sitter space at finite temperatures is computed by means of the $\zeta$--function method. We found a simple relation which links the...

Three Dimensional Gross-Neveu Model on Curved Spaces (1996)

Miele, Gennaro, Vitale, Patrizia

The large N limit of the 3-d Gross-Neveu model is here studied on manifolds with positive and negative constant curvature. Using the $\zeta$-function regularization we analyze the critical properties...

Heat-kernel Coefficients and Spectra of the Vector Laplacians on Spherical Domains with Conical Singularities (1996)

De Nardo, Lara, Fursaev, Dmitri V., Miele, Gennaro

The spherical domains $S^d_\beta$ with conical singularities are a convenient arena for studying the properties of tensor Laplacians on arbitrary manifolds with such a kind of singular points. In...

Unified Gauge Models and One-Loop Quantum Cosmology (1996)

Esposito, Giampiero, Kamenshchik, Alexander Yu., Miele, Gennaro

This paper studies the normalizability criterion for the one-loop wave function of the universe in a de Sitter background, when various unified gauge models are considered. It turns out that, in the...

Cones, Spins and Heat Kernels (1996)

Fursaev, Dmitri V., Miele, Gennaro

The heat kernels of Laplacians for spin 1/2, 1, 3/2 and 2 fields, and the asymptotic expansion of their traces are studied on manifolds with conical singularities. The exact mode-by-mode analysis is...

Coleman-Weinberg SO(10) GUT Theories as Inflationary Models (1995)

Esposito, Giampiero, Miele, Gennaro, Santorelli, Pietro

The flat-space limit of the one-loop effective potential for SO(10) GUT theories in spatially flat Friedmann-Robertson-Walker cosmologies is applied to study the dynamics of the early universe. The...

Quantum Effects in Friedmann-Robertson-Walker Cosmologies (1995)

Esposito, Giampiero, Miele, Gennaro, Rosa, Luigi, Santorelli, Pietro

Electrodynamics for self-interacting scalar fields in spatially flat Friedmann-Robertson-Walker space-times is studied. The corresponding one-loop field equation for the expectation value of the...

One-loop effective potential for SO(10) GUT theories in de Sitter space (1995)

Esposito, Giampiero, Miele, Gennaro, Rosa, Luigi

Zeta-function regularization is applied to evaluate the one-loop effective potential for SO(10) grand-unified theories in de Sitter cosmologies. When the Higgs scalar field belongs to the...

Cosmological Restrictions on Conformally Invariant SU(5) GUT Models (1995)

Esposito, Giampiero, Miele, Gennaro, Rosa, Luigi

Dirac's theory of constrained Hamiltonian systems is applied to the minimal conformally invariant SU(5) grand-unified model studied at 1-loop level in a de Sitter universe. For this model, which...

Spontaneously Broken SU(5) Symmetries and One-Loop Effects in the Early Universe (1995)

Buccella, Franco, Esposito, Giampiero, Miele, Gennaro

This paper studies one-loop effective potential and spontaneous-symmetry-breaking pattern for SU(5) gauge theory in de Sitter space-time. Curvature effects modify the flat-space effective potential...

Coleman-Weinberg SO(10) GUT Theories as Inflationary Models (1995)

Giampiero Esposito, Gennaro Miele, Pietro Santorelli

The flat-space limit of the one-loop effective potential for SO(10) GUT theories in spatially flat Friedmann-Robertson-Walker cosmologies is applied to study the dynamics of the early universe. The...

Genome-Wide Scan for Signatures of Human Population Differentiation and Their Relationship with Natural Selection, Functional Pathways and Diseases

Amato, Roberto, Pinelli, Michele, Monticelli, Antonella, Marino, Davide, Miele, Gennaro, Cocozza, Sergio

Genetic differences both between individuals and populations are studied for their evolutionary relevance and for their potential medical applications. Most of the genetic differentiation among...