Sequential multi-photon strategy for semiconductor-based terahertz detectors (2008)
Castellano, F., Iotti, R. C., Rossi, F.
A semiconductor-based terahertz-detector strategy, exploiting a bound-to-bound-to-continuum architecture, is presented and investigated. In particular, a ladder of equidistant energy levels is...
The Gamma--Ray Burst catalog obtained with the Gamma Ray Burst Monitor aboard BeppoSAX (2008)
Frontera, F., Guidorzi, C., Montanari, E., Rossi, F., Costa, E., Feroci, M., ...
We report on the catalog of Gamma--Ray Bursts (GRBs) detected with the Gamma Ray Burst Monitor aboard the BeppoSAX satellite. It includes 1082 GRBs with 40--700 keV fluences in the range from...
Ferrari, C, Trail, L, Pilkington, C, Maillard, S, Cuttica, R, Katsicas, MM, ...
No abstract available.
Effect of Polymerization on the Boson Peak, from the Liquid to Glassy Phase (2008)
Caponi, S., Corezzi, S., Fioretto, D., Fontana, A., Monaco, G., Rossi, F.
Raman scattering measurements are used to follow the modification of the vibrational density of states in a reactive epoxy{amine mixture during isothermal polymerization. Combining with Brillouin...
Romano, P., Guidorzi, C., Sidoli, L., Montanari, E., Capitanio, F., Amati, L., ...
During our Swift/XRT program to obtain X-ray positions at arcsecond level for a sample of Galactic X-ray binaries, we discovered that SAX J0840.7+2248 is not a binary, but rather BeppoSAX/WFC+GRBM...
Rossi, F., Guidorzi, C., Amati, L., Frontera, F., Romano, P., Campana, S., ...
Using a sample of 14 BeppoSAX and 74 Swift GRBs with measured redshift we tested the correlation between the intrinsic peak energy of the time-integrated spectrum, E_p,i, the isotropic-equivalent...
The search for muon neutrinos from northern hemisphere gamma-ray bursts with AMANDA (2008)
Achterberg, A., Ackermann, M., Adams, J., Ahrens, J., Andeen, K., Auffenberg, J., ...
The search for muon neutrinos from northern hemisphere gamma-ray bursts with amanda (2008)
Achterberg, A., Ackermann, M., Adams, J., Ahrens, J., Andeen, K., Auffenberg, J., ...
Dynamics-Controlled Truncation Scheme for Nonlinear Dynamics in Semiconductor Microcavities (2007)
Portolan, S., Di Stefano, O., Savasta, S., Rossi, F., Girlanda, R.
We present a systematic theory of Coulomb-induced correlation effects in the nonlinear optical processes within the strong-coupling regime. In this paper we shall set a dynamics controlled truncation...
The beam and detector for the NA48 neutral kaon CP violation experiment at CERN (2007)
Fanti, V., Lai, A., Marras, D., Musa, L., Nappi, A., Batley, R., ...
The beam and detector, used for the NA48 experiment, devoted to the measurement of Re(ε′/ε), and for the NA48/1 experiment on rare KS and neutral hyperon decays, are described.
The beam and detector for the NA48 neutral kaon CP violation experiment at CERN (2007)
Fanti, V., Lai, A., Marras, D., Musa, L., Nappi, A., Batley, R., ...
The beam and detector, used for the NA48 experiment, devoted to the measurement of Re(ε′/ε), and for the NA48/1 experiment on rare KS and neutral hyperon decays, are described.
The beam and detector for the NA48 neutral kaon CP violation experiment at CERN (2007)
Fanti, V., Lai, A., Marras, D., Musa, L., Nappi, A., Batley, R., ...
The beam and detector, used for the NA48 experiment, devoted to the measurement of Re(ε′/ε), and for the NA48/1 experiment on rare KS and neutral hyperon decays, are described.
The Beam and Detector for the NA48 Neutral Kaon CP Violation Experiment at CERN (2007)
Fanti, V, Lai, A, Marras, D, Musa, L, Nappi, A, Batley, R, ...
The Beam and Detector, used for the NA48 experiment, devoted to the measurement of $Re(\epsilon^{\prime}/\epsilon)$, and for the NA48/1 experiment on rare K_S and neutral hyperon decays, are...
Nonequilibrium Langevin Approach to Quantum Optics in Semiconductor Microcavities (2006)
Portolan, S., Di Stefano, O., Savasta, S., Rossi, F., Girlanda, R.
Recently the possibility of generating nonclassical polariton states by means of parametric scattering has been demonstrated. Excitonic polaritons propagate in a complex interacting environment and...
The slope of the GRB Variability/Peak Luminosity Correlation (2006)
Guidorzi, C., Frontera, F., Montanari, E., Rossi, F., Amati, L., Gomboc, A., ...
From a sample of 32 GRBs with known redshift (Guidorzi et al. 2005) and then a sample of 551 BATSE GRBs with derived pseudo-redshift (Guidorzi 2005), the time variability/peak luminosity correlation...
Terahertz detection schemes based on sequential multi-photon absorption (2006)
Castellano, F., Iotti, R. C., Rossi, F.
We present modeling and simulation of prototypical multi bound state quantum well infrared photodetectors and show that such a detection design may overcome the problems arising when the operation...
Fontana, A., Rossi, F., Viliani, G., Caponi, S., Fabiani, E.
We report new inelastic Raman and neutron scattering spectra for glasses with different degrees of fragility; the data are compared for each sample to obtain the Raman coupling function $C(\omega)$....
The GRB Variability/Peak Luminosity Correlation: new results (2005)
Guidorzi, C., Frontera, F., Montanari, E., Rossi, F., Amati, L., Gomboc, A., ...
We report test results of the correlation between time variability and peak luminosity of Gamma-Ray Bursts (GRBs), using a larger sample (32) of GRBs with known redshift than that available to...
Decoherence-Free Emergence of Macroscopic Local Realism for entangled photons in a cavity (2005)
Portolan, S., Di Stefano, O., Savasta, S., Rossi, F., Girlanda, R.
We investigate the influence of environmental noise on polarization entangled light generated by parametric emission in a cavity. By adopting a recently developed separability criterion, we show...
Pan-European d13C values of air and organic matter from forest ecosystems (2005)
Hemming, D., Yakir, D., Ambus, P., Aurela, M., Besson, C., Black, K., ...
La and Sm are useful in the 'cool' labelling of refractory materials. The feasibility of direct analysis of La and Sm traces strongly depends on the composition of ferrous materials to be tested: the...
Chemical absorption of H2S for biogas purification (2004)
Horikawa,M.S., Rossi,F., Gimenes,M.L., Costa,C.M.M.
This work presents an experimental study of purification of a biogas by removal of its hydrogen sulphide (H2S) content. The H2S was removed by means of chemical absorption in an iron-chelated...
Functional Radial Basis Function Networks (2004)
N. Delannay, F. Rossi, B. Conan-guez, M. Verleysen
There has been recently a lot of interest for functional data analysis [1] and extensions of well-known methods to functional inputs (clustering algorithm [2], non-parametric models [3], MLP [4]).
Functional Radial Basis Function Networks (2004)
N. Delannay, F. Rossi, B. Conan-guez, M. Verleysen
There has been recently a lot of interest for functional data analysis [1] and extensions of well-known methods to functional inputs (clustering algorithm [2], non-parametric models [3], MLP [4]).
Computing Explanations and Implications in Preference-Based Configurators (2004)
E. C. Freuder, C. Likitvivatanavong, M. Moretti, F. Rossi, R. J. Wallace
We consider con guration problems with preferences rather than just hard constraints, and we analyze and discuss the features that such con- gurators should have. In particular, these con gurators...
M. S. Franzin, E. C. Freuder, F. Rossi, R. Wallace
In this paper we consider multi-agent constraint systems with preferences, modeled as soft constraint systems in which variables and constraints are distributed among multiple autonomous agents. We...
Semiring-Based CSPs and Valued CSPs: Frameworks, Properties, and Comparison (2004)
S. Bistarelli, U. Montanari, F. Rossi
In this paper we describe and compare two frameworks for constraint solving where classical CSPs, fuzzy CSPs, weighted CSPs, partial constraint satisfaction, and others can be easily cast. One is...
this paper we combine these two schemas and we provide a more general framework where the schema of [3] can be used for soft constraints. In doing so, we generalize the concept of soft constraint...
Soft Constraint Propagation and Solving in Constraint Handling Rules (2004)
S. Bistarelli, T. Fruhwirth, M. Marte, F. Rossi
Soft constraints are a generalization of classical constraints, which allow for the description of preferences rather than strict requirements.
A Value Ordering Heuristic for Local Search in Distributed Resource Allocation (2004)
Petcu, Adrian, Faltings, Boi, Faltings, B., Petcu, A., Rossi, F., Fages, F.
Near-field light emission from nano- and micrometric complex structures (2003)
Pieruccini, M., Savasta, Salvatore, Girlanda, Raffaello, Iotti, R.C., Rossi, F.
We propose a general theoretical scheme for the investigation of light emitted from nano- and micrometric structures of arbitrary shape and composition. More specifically, the proposed fully...
A. M. Gardier, R. Klink, J. M. Mcintosh, F. Rossi, N. Champtiaux, ...
The mesostriatal dopaminergic system influences locomotor activity and the reinforcing properties of many drugs of abuse including nicotine. Here we investigate the role of the a4 nicotinic...
Reasoning About Soft Constraints and Conditional Preferences: Complexity Results (2003)
C. Domshlak, F. Rossi, K. B. Venable, T. Walsh
Many real life optimization problems contain both hard and soft constraints, as well as qualitative conditional preferences. However, there is no single formalism to specify all three kinds of...
C. Domshlak, F. Rossi, K. B. Venable, T. Walsh
Many real life optimization problems contain both hard and soft constraints, as well as qualitative conditional preferences. However, there is no single formalism to specify all three kinds of...
Labeling and Partial Arc Consistency for Soft (2003)
S. Bistarelli, P. Codognet, Y. Georget, F. Rossi
In this paper we generalize to soft constraints the techniques and approximations usually used for local consistency in classical constraint satisfaction and programming. The theoretical results show...
Mendes,C., Marin,M. E., Quiñones,F., Sifuentes-Osornio,J., Cuilty Siller,C., Castanheira,M., ...
PROTEKT (Prospective Resistant Organism Tracking and Epidemiology for the Ketolide Telithromycin) is a global surveillance study established in 1999 to monitor antibacterial resistance of respiratory...
New results on high-field transport in semiconductor superlattices (2003)
Holfeld,C.P., Rosam,B., Meinhold,D., Glutsch,S., Schäfer,W., Zhang,J., ...
New results on high-field transport in semiconductor superlattices (2003)
Holfeld, C.P., Rosam, B., Meinhold, D., Glutsch, S., Schäfer, W., Zhang, J., ...
The optical properties of an electrically biased semiconductor superlattice are strongly influenced by coupling to other bands. As these coupling mechanisms depend on the strength of the applied...
New results on high-field transport in semiconductor superlattices (2003)
Holfeld, C.P., Rosam, B., Meinhold, D., Glutsch, S., Schäfer, W., Zhang, J., ...
Biffoni, M., Rossi, F., Massuco, S., Silvestro, F., Galloway, S., Burt, G.M., ...
Article focusing on the opportunities and risks for distributed generation in the context of liberalised energy markets.
Biffoni, M., Rossi, F., Massuco, S., Silvestro, F., Galloway, S., Burt, G.M., ...
Article focusing on the opportunities and risks for distributed generation in the context of liberalised energy markets.
Near-field light emission from nano- and micrometric complex structures (2002)
Pieruccini, M., Savasta, S., Girlanda, R., Iotti, R., Rossi, F.
We propose a general theoretical scheme for the investigation of light emitted from nano- and micrometric structures of arbitrary shape and composition. More specifically, the proposed fully...
Transverse acoustic nature of the excess of vibrational states in vitreous silica (2002)
Pilla, O., Caponi, S., Fontana, A., Montagna, M., Rossi, F., Viliani, G., ...
We present a numerical simulation study of the density-dependence (rho = 2.2 - 4.0 g/cm^3) of the high-energy collective dynamics in vitreous silica at mesoscopic wavevectors (Q = 1 - 18 nm^-1). The...
CP-networks: semantics, complexity, approximations and extensions (2002)
F. Rossi, K. B. Venable, T. Walsh
CP-networks are an elegant and compact qualitative framework for expressing preferences. Unfortunately, reasoning with CP-networks can be computationally hard. We propose two remedies to this...
Soft Concurrent Constraint Programming (2002)
Bistarelli, S., Montanari, U., Rossi, F.
Soft constraints extend classical constraints to represent multiple consistency levels, and thus provide a way to express preferences, fuzziness, and uncertainty. While there are many soft constraint...
Explanations and Optimization in (2002)
M. Moretti, F. Rossi, E. C. Freuder, C. Likitvivatanavong, R. J. Wallace
In this extended abstract we consider con guration problems with preferences rather than just hard constraints, and we analyze and discuss the features that such con gurators should have. In...
Two Solvers for Tractable Temporal Constraints With Preferences (2002)
F. Rossi, K. B. Venable, L. Khatib, P. Morris, R. Morris
A number of reasoning problems involving the manipulation of temporal information can naturally be viewed as implicitly inducing an ordering of potential local decisions involving time on the basis...
M. S. Franzin, E. C. Freuder, F. Rossi, R. Wallace
We consider multi-agent systems with preferences, which are just standard multi-agent systems, except that each agent can set some preferences over its local data. This makes these systems more...
Learning and Solving Soft Temporal Constraints: (2002)
F. Rossi, A. Sperduti, K. B. Venable, L. Khatib
Soft temporal constraints problems allow for a natural description of scenarios where events happen over time and preferences are associated with event distances and durations. However, sometimes...
Soft Constraint Propagation and Solving in Constraint Handling Rules (2002)
S. Bistarelli, T. Fruhwirth, M. Marte, F. Rossi
Soft constraints are a generalization of classical constraints, where constraints and/or partial assignments are associated to preference or importance levels, and constraints are combined according...
Learning Preferences on Temporal Constraints: A Preliminary Report (2002)
F. Rossi, A. Sperduti, L. Khatib, P. Morris, R. Morris
A number of reasoning problems involving the manipulation of temporal information can naturally be viewed as implicitly inducing an ordering of potential local decisions involving time (specifically,...
Salvetti,A., Frediani,A., Grassi,E., Rossi,F.
Research on the applicability of the Paris theory to aircraft riveted stiffened structures is reported. This research was carried out in two stages: evaluation of the stress intensity factor K in...
Meinhold, D., Rosam, B., Löser, F., Lyssenko, V.G., Rossi, F., ...
We investigate the dynamics of a Bloch-oscillating wave packet in the presence of strong coupling to delocalized above barrier states (Zener tunneling), using time-resolved intraband...
General Properties and Termination Conditions for Soft Constraint Propagation (2001)
S. Bistarelli, R. Gennari, F. Rossi
Soft constraints based on semirings are a generalization of classical constraints, where tuples of variables' values in each soft constraint are associated to elements from an algebraic structure...
Rossi,F., Andreazzi,D., Maffucci,M., Pereira,A A.
Resistance of microbes to commonly used antibiotics became a major concern at the end of the last century. Because Streptococcus pneumoniae is the most common pathogen in respiratory infections, we...
European Organization For Nuclear Research (2001)
G. Barr, D. Cundy, F. Formenti, B. Gorini, B. Hallgren, W. Iwanski, ...
The trigger used for the collection of the samples of K decays in the NA48 experiment at CERN uses a novel pipeline design in order to satisfy the demanding specifications of a high rate kaon beam....
The trigger for $K^0 \rightarrow \pi^{0}\pi^{0}$ decays of the NA48 experiment at CERN (2001)
Barr, Giles David, Cundy, Donald C, Formenti, F, Gorini, B, Hallgren, Björn I, Iwanski, W, ...
The trigger used for the collection of the samples of $K^{0}$ yields $\pi^{0}\pi^{0}$ decays in the NA48 experiment at CERN uses a novel pipeline design in order to satisfy the demanding...
Soft Constraint Propagation and Solving in Constraint Handling Rules (2001)
S. Bistarelli, M. Marte, F. Rossi
Soft constraints are a generalization of classical constraints, where constraints and/or partial assignments are associated to preference or importance levels, and constraints are combined according...
Solving and Learning Soft Temporal Constraints: (2001)
F. Rossi, K. B. Venable, A. Sperduti, L. Khatib
Soft temporal constraint problems allow to describe in a natural way scenarios where events happen over time and preferences are associated to event distances and durations. However, sometimes such...
General Properties and Termination Conditions for Soft Constraint Propagation (2001)
S. Bistarelli, R. Gennari, F. Rossi
. Soft constraints based on semirings are a generalization of classical constraints, where tuples of variables' values in each soft constraint are associated to elements from an algebraic structure...
Soft Constraint Propagation and Solving in Constraint Handling Rules (2001)
S. Bistarelli, M. Marte, F. Rossi
. Soft constraints are a generalization of classical constraints, where constraints and/or partial assignments are associated to preference or importance levels, and constraints are combined...
Design and Simulation of THz Quantum Cascade Lasers (2001)
Koehler, R., Iotti, R. C., Tredicucci, A., Rossi, F.
Strategies and concepts for the design of THz emitters based on the quantum cascade scheme are analyzed and modeled in terms of a fully three-dimensional Monte Carlo approach; this allows for a...