Efficient reconstruction of CMSSM parameters from LHC data - A case study (2009)
Roszkowski, L., De Austri, R. Ruiz, Trotta, R.
We present an efficient method of reconstructing the parameters of the Constrained MSSM from assumed future LHC data, applied both on their own right and in combination with the cosmological...
Prospects for dark matter detection with IceCube in the context of the CMSSM (2009)
Trotta, R., De Austri, R. Ruiz
We study in detail the ability of the nominal configuration of the IceCube neutrino telescope (with 80 strings) to probe the parameter space of the Constrained MSSM (CMSSM) favoured by current...
Are BR(b->s gamma) and (g-2)_muon consistent within the Constrained MSSM? (2009)
Feroz, F., Hobson, M. P., Roszkowski, L., De Austri, R. Ruiz, Trotta, R.
We employ two different statistical tests to examine whether, in the framework of the Constrained MSSM, the experimentally determined values of BR(b->s gamma) and the anomalous magnetic moment of the...
Some novel features of the Non-Universal Higgs Model (2009)
Roszkowski, L., De Austri, R. Ruiz, Trotta, R., Tsai, Y. -L. S., Varley, T. A.
We examine the Non-Universal Higgs Model (NUHM) with the help of a Markov Chain Monte Carlo scanning technique and Bayesian statistics. The method allows us to reveal more fully the remarkably rich...
The impact of priors and observables on parameter inferences in the Constrained MSSM (2008)
Trotta, R., Feroz, F., Hobson, M. P., Roszkowski, L., De Austri, R. Ruiz
We use a newly released version of the SuperBayeS code to analyze the impact of the choice of priors and the influence of various constraints on the statistical conclusions for the preferred values...
Bayesian Selection of sign(mu) within mSUGRA in Global Fits Including WMAP5 Results (2008)
Feroz, F., Allanach, B. C., Hobson, M. P., AbdusSalam, S. S., Trotta, R., Weber, A. M.
We study the properties of the constrained minimal supersymmetric standard model (mSUGRA) by performing fits to updated indirect data, including the relic density of dark matter inferred from WMAP5....
Flat Tree-level Inflationary Potentials in Light of CMB and LSS Data (2007)
Ballesteros, G, Casas, J A, Espinosa, J R, De Austri, R Ruiz, Trotta, R
We use cosmic microwave background and large scale structure data to test a broad and physically well-motivated class of inflationary models: those with flat tree-level potentials (typical in...
Flat Tree-level Inflationary Potentials in Light of CMB and LSS Data (2007)
Ballesteros, G., Casas, J. A., Espinosa, J. R., De Austri, R. Ruiz, Trotta, R.
We use cosmic microwave background and large scale structure data to test a broad and physically well-motivated class of inflationary models: those with flat tree-level potentials (typical in...
Reconstructing the history of dark energy using maximum entropy (2007)
We present a Bayesian technique based on a maximum entropy method to reconstruct the dark energy equation of state $w(z)$ in a non--parametric way. This MaxEnt technique allows to incorporate...
On the detectability of the CMSSM light Higgs boson at the Tevatron (2006)
We examine the prospects of detecting the light Higgs scalar h^0 of the Constrained MSSM at the Tevatron. To this end we explore large ranges of the CMSSM parameter space with mu>0 using a Markov...
Lazarides, G., De Austri, R. Ruiz, Trotta, R.
We consider a supersymmetric grand unified model which naturally solves the strong CP and mu problems via a Peccei-Quinn symmetry and leads to the standard realization of hybrid inflation. We show...
Testing the paradigm of adiabaticity (2004)
We introduce the concepts of adiabatic (curvature) and isocurvature (entropy) cosmological perturbations and present their relevance for parameter estimation from cosmic microwave background...
Rocha, G., Trotta, R., Melchiorri, A., Avelino, P. P., Bean, R., ...
We present a detailed analysis of present and future Cosmic Microwave Background constraints of the value of the fine-structure constant, $\alpha$. We carry out a more detailed analysis of the WMAP...
New constraints on varying $\alpha$ (2003)
Rocha, G., Trotta, R., Melchiorri, A., Avelino, P. P., Viana, P. T. P.
We present a summary of recent constraints on the value of the fine-structure constant at the epoch of decoupling from the recent observations made by the Wilkinson Microwave Anisotropy Probe (WMAP)...
WMAP Constraints on varying $\alpha$ and the Promise of Reionization (2003)
Melchiorri, A., Rocha, G., Trotta, R., Avelino, P. P., Viana, P.
We present up-to-date constraints on the value of the fine-structure constant at the epoch of decoupling from the recent observations made by the Wilkinson Microwave Anisotropy Probe (WMAP)...
The cosmological constant and general isocurvature initial conditions (2002)
Trotta, R., Riazuelo, A., Durrer, R.
We investigate in detail the question whether a non-vanishing cosmological constant is required by present-day cosmic microwave background and large scale structure data when general isocurvature...
Melchiorri, A., Trotta, R., Bean, R., Rocha, G., Avelino, P. P., ...
We extend our recent work on the effects of a time-varying fine-structure constant $\alpha$ in the cosmic microwave background, by providing a thorough analysis of the degeneracies between $\alpha$...
Bowen, R., Hansen, S. H., Melchiorri, A., Silk, J., Trotta, R.
Recent estimates of cosmological parameters derived from Cosmic Microwave Background (CMB) anisotropies are based on the assumption that we know the precise amount of energy density in relativistic...
Reproducing Cosmic Microwave Background anisotropies with mixed isocurvature perturbations (2001)
Trotta, R., Riazuelo, A., Durrer, R.
Recently high quality data of the cosmic microwave background anisotropies have been published. In this work we study to which extent the cosmological parameters determined by using this data depend...
Lacal, J C, Cuadrado, A, Jones, J E, Trotta, R, Burstein, D E, Thomson, T, ...
Expression of the N-ras oncogene under the control of the glucocorticoid-responsive promoter in the pheochromocytoma cell line UR61, a subline of PC-12 cells, has been used to investigate the...
Perrotti, D, Bonatti, S, Trotta, R, Martinez, R, Skorski, T, Salomoni, P, ...
The leukemogenic potential of BCR/ABL oncoproteins depends on their tyrosine kinase activity and involves the activation of several downstream effectors, some of which are essential for cell...
Skorski, T, Bellacosa, A, Nieborowska-Skorska, M, Majewski, M, Martinez, R, Choi, J K, ...
The BCR/ABL oncogenic tyrosine kinase activates phosphatidylinositol 3-kinase (PI-3k) by a mechanism that requires binding of BCR/ABL to p85, the regulatory subunit of PI-3k, and an intact BCR/ABL...
Lacal, J C, Cuadrado, A, Jones, J E, Trotta, R, Burstein, D E, Thomson, T, ...
Expression of the N-ras oncogene under the control of the glucocorticoid-responsive promoter in the pheochromocytoma cell line UR61, a subline of PC-12 cells, has been used to investigate the...
Perrotti, D, Bonatti, S, Trotta, R, Martinez, R, Skorski, T, Salomoni, P, ...
The leukemogenic potential of BCR/ABL oncoproteins depends on their tyrosine kinase activity and involves the activation of several downstream effectors, some of which are essential for cell...
Skorski, T, Bellacosa, A, Nieborowska-Skorska, M, Majewski, M, Martinez, R, Choi, J K, ...
The BCR/ABL oncogenic tyrosine kinase activates phosphatidylinositol 3-kinase (PI-3k) by a mechanism that requires binding of BCR/ABL to p85, the regulatory subunit of PI-3k, and an intact BCR/ABL...