Search Results - "GASPERINI, M"
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From pre- to post-big bang: an (almost) self-dual cosmological history
Published in Philosophical transactions of the Royal Society of London. Series A: Mathematical, physical, and engineering sciences (22-08-2022)“…We present a short introduction to a non-standard cosmological scenario motivated by the duality symmetries of string theory, in which the big bang singularity…”
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Non-singular pre-big bang scenarios from all-order α′ corrections
Published in The journal of high energy physics (01-07-2023)“…A bstract We reformulate in Hamiltonian language the recent proposal by Hohm and Zwiebach of an action yielding the most general O ( d , d )-symmetric string…”
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The pre-big bang scenario in string cosmology
Published in Physics reports (01-01-2003)“…We review physical motivations, phenomenological consequences, and open problems of the so-called pre-big bang scenario in superstring cosmology…”
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Comparing the luminosity distance for gravitational waves and electromagnetic signals in a simple model of quadratic gravity
Published in General relativity and gravitation (01-11-2020)“…We compute the modified friction coefficient controlling the propagation of tensor metric perturbations in the context of a generalized cosmological scenario…”
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Time of flight of ultra-relativistic particles in a realistic Universe: A viable tool for fundamental physics?
Published in Physics letters. B (10-06-2016)“…Including the metric fluctuations of a realistic cosmological geometry we reconsider an earlier suggestion that measuring the relative time-of-flight of…”
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MicroRNA-199a is induced in dystrophic muscle and affects WNT signaling, cell proliferation, and myogenic differentiation
Published in Cell death and differentiation (01-09-2013)“…In patients with Duchenne muscular dystrophy (DMD), the absence of a functional dystrophin protein results in sarcolemmal instability, abnormal calcium…”
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Do stochastic inhomogeneities affect dark-energy precision measurements?
Published in Physical review letters (11-01-2013)“…The effect of a stochastic background of cosmological perturbations on the luminosity-redshift relation is computed to second order through a recently proposed…”
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Quintessence as a runaway dilaton
Published in Physical review. D, Particles and fields (2002)Get full text
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Fungal diversity and metabolomic profiles in GM and isogenic non-GM maize cultivars from Brazil
Published in Mycotoxin research (01-02-2021)“…There is little knowledge of the microbial diversity, mycotoxins and associated secondary metabolites in GM maize and isogenic non-GM cultivars (cvs). This…”
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In-situ SEM study of crack initiation, propagation and interfacial debonding of Ni-P coating during tensile tests: Heat treatment effect
Published in Materials characterization (01-01-2017)“…This study focuses on the effect of annealing temperature onto the mechanisms of crack initiation, propagation and interfacial debonding of the electroless…”
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Autonomic dysfunction in kidney diseases
Published in European review for medical and pharmacological sciences (01-08-2020)“…Kidney diseases are associated with many cardiovascular risk factors, such as anaemia, inflammation and chronic volume overload. Changes in the sympathovagal…”
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Association between Cationic Liposomes and Low Molecular Weight Hyaluronic Acid
Published in Langmuir (24-03-2015)“…This work presents a study of the association between low molecular weight hyaluronic acid (16 kDa HA) and cationic liposomes composed of egg…”
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Perturbations in a non-singular bouncing Universe
Published in Physics letters. B (04-09-2003)“…We complement the low-energy gravi-dilaton effective action of string theory with a non-local, general-covariant dilaton potential, and obtain homogeneous…”
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Correlation of the Physicochemical and Structural Properties of pDNA/Cationic Liposome Complexes with Their in Vitro Transfection
Published in Langmuir (07-08-2012)“…In this study, we characterized the conventional physicochemical properties of the complexes formed by plasmid DNA (pDNA) and cationic liposomes (CL) composed…”
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Repulsive Gravity in the Very Early Universe
Published in General relativity and gravitation (01-12-1998)Get full text
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QTc interval prolongation in systemic sclerosis: Correlations with clinical variables
Published in International journal of cardiology (01-03-2015)Get full text
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Autonomic dysfunction in patients with systemic sclerosis: Correlation with intrarenal arterial stiffness
Published in International journal of cardiology (15-12-2014)Get full text
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A multi-scale characterization of deformation twins in Ti6Al4V sheet material deformed by simple shear
Published in Materials science & engineering. A, Structural materials : properties, microstructure and processing (01-06-2010)“…Ti6Al4V sheet material is subjected to simple shear deformation with strain ratio's of 10%, 30% and 50%. Optical microscopy, transmission electron microscopy…”
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Tensor perturbations in high-curvature string backgrounds
Published in Physical review. D, Particles and fields (15-10-1997)Get full text
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Cosmological perturbations across a curvature bounce
Published in Nuclear physics. B (23-08-2004)“…String-inspired cosmologies, whereby a non-singular curvature bounce is induced by a general-covariant, T-duality-invariant, non-local dilaton potential, are…”
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