-
Dr Gioacchino Ranucci (INFN)22/07/2011 14:30Neutrino PhysicsParallel session talkBorexino is a massive, calorimetric liquid scintillator detector installed at the underground Gran Sasso Laboratory. With its unprecedented radiopurity levels achieved in the core of the detection medium, it is the only real time experiment in operation able to study solar neutrino interactions in the challenging sub-MeV energy region. The recent precise measurement of the 7Be solar neutrino...Go to contribution page
-
M. Bilmis Selcuk (Middle East Technical University, Ankara, Turkey)22/07/2011 14:45Neutrino PhysicsParallel session talkThe ν̅e-e- elastic scattering cross-section was measured with a CsI(Tl) scintillating crystal array having a total mass of 187 kg. The detector was exposed to an average reactor neutrino flux of 6.4 × 1012 cm-2s-1 at the Kuo-Sheng Nuclear Power Station in Taiwan. The experimental design, conceptual merits,detector hardware, data analysis and background understanding of the experiment will...Go to contribution page
-
Prof. Hugh Gallagher (Tufts University)22/07/2011 15:00Neutrino PhysicsParallel session talkNeutrino event generators play an important role in the design and execution of neutrino experiments. In this talk I will describe several programs that simulate neutrino-nucleus interactions in the 1-100 GeV energy regime, focussing in particular on a discussion of the underlying physics models and identifying key assumptions.Go to contribution page
-
Dr Filippo Varanini (INFN Padova)22/07/2011 15:20Neutrino PhysicsParallel session talkICARUS-T600 is the first example of an innovative detection technology, the liquid Argon TPC, which is a sort of "electronic bubble chamber", potentially scalable to huge masses. The excellent topology reconstruction, tracking and particle identification capabilities, together with the calorimetric measurement of deposited energy, make the LAr-TPC an ideal detector for the study of rare...Go to contribution page
-
Dr DUSINI Stefano (Padova University and INFN)22/07/2011 15:35Neutrino PhysicsParallel session talkThe OPERA neutrino detector built in the underground Gran Sasso Laboratory is designed to detect muon-neutrino to tau-neutrino oscillations in direct appearance mode. The hybrid apparatus consists of an emulsion/lead target complemented by electronic detectors. It is placed in the long-baseline CERN to Gran Sasso neutrino beam (CNGS) 730 km away from the source. The experimental set-up and...Go to contribution page
-
Dr Alexander Korzenev (Universite de Geneve, Section de physique, DPNC)22/07/2011 15:50Neutrino PhysicsParallel session talkAn overview of the recent NA61/SHINE results on determination of charged kaon and pion yields in proton-carbon reactions is presented. The results aim to improve predictions of the neutrino flux in the T2K experiment. The data were recorded during the first physics run of NA61 in 2007 where a proton beam of 31 GeV/c momentum scattered off a graphite target. Thin target, 4% of a...Go to contribution page
-
Dr Anna M Holin (University College London)22/07/2011 16:30Neutrino PhysicsParallel session talkMINOS is a long baseline neutrino oscillation experiment which utilises the NuMI muon neutrino beam from Fermilab. MINOS has two detectors, a Near Detector 1km from the beam source, and a Far Detector 735km away in the Soudan mine in Minnesota. New results from MINOS will be presented and discussed.Go to contribution page
-
Dr Claudio Giganti (IFAE Barcelona)22/07/2011 16:50Neutrino PhysicsParallel session talkThe T2K (Tokai to Kamioka) experiment is a long baseline neutrino oscillation experiment designed to probe the θ13 neutrino mixing parameter by looking for the appearance of νe in an almost pure νμ beam. The concurrent measurement of νμ disappearance allows refined measurements of the atmospheric Δm2 and of the θ23 mixing parameters. A neutrino beam is produced at the Japan Proton Accelerator...Go to contribution page
-
Prof. Michele Maltoni (Instituto de Fisica Teorica UAM/CSIC)22/07/2011 17:20Neutrino PhysicsParallel session talkWe present an up-to-date global analysis of solar, atmospheric, reactor and accelerator neutrino data in the framework of three-neutrino oscillations, discussing in detail the statistical significance of the observed "hint" of non-zero theta_13 and determining the presently allowed ranges of masses and mixing. We then turn to models with one or two sterile neutrinos and present...Go to contribution page
-
Prof. Stefan Antusch (Basel University)22/07/2011 17:40Neutrino PhysicsParallel session talkWhat is the origin of the observed fermion masses and mixing parameters? Neutrinos, with their small mass and large mixing, contribute an important part of this flavour puzzle. Could they possibly also provide the key towards its solution? We review the present status and discuss some recent developments regarding the flavour puzzle, from the neutrino physics perspective.Go to contribution page
-
Dr Akin Wingerter (LPSC)22/07/2011 18:00Neutrino PhysicsParallel session talkCurrent experimental data on the neutrino parameters is in good agreement with tribimaximal mixing and may indicate the presence of an underlying family symmetry. For 76 flavor groups, we perform a systematic scan for models: The particle content is that of the Standard Model plus up to three flavon fields, and the effective Lagrangian contains all terms of mass dimension <=6. We find...Go to contribution page
-
M. Cristoforo Simonetto (TU Munich)22/07/2011 18:15Neutrino PhysicsParallel session talkIn this talk I will consider an extension of the Standard Model by heavy right-handed neutrinos and a second Higgs doublet. In the decoupling limit of the extra particles, this model provides an explanation for the small neutrino masses and for the mild hierarchy observed between the atmospheric and solar mass splittings without jeopardizing any of the successes of the Standard Model. Finally...Go to contribution page
-
M. Johannes Bergström (Royal Intstitute of Technology)23/07/2011 09:00Neutrino PhysicsParallel session talkWe investigate numerically how accurately one could constrain the strengths of different short-range contributions to neutrinoless double beta decay in effective field theory. Depending on the outcome of near-future experiments yielding information on the neutrino masses, the corresponding bounds or estimates can be stronger or weaker. A particularly interesting case, resulting in strong...Go to contribution page
-
Dr Alberto Garfagnini (Universita' di Padova e INFN)23/07/2011 09:15Neutrino PhysicsParallel session talkObservation of 0nbb would determine an absolute mass scale for neutrinos, prove that neutrinos are massive Majorana particles (indistinguishable from their own antiparticles), and constitute physics beyond the Standard Model. There are several experiments based on cryogenic crystals that try to find evidence on this reaction. A review of the current state of the field and the plans for the...Go to contribution page
-
Dr Mike Marino (TU Munich)23/07/2011 09:35Neutrino PhysicsParallel session talkObservation of 0nbb would determine an absolute mass scale for neutrinos, prove that neutrinos are massive Majorana particles (indistinguishable from their own antiparticles), and constitute physics beyond the Standard Model. There are several experiments based on liquid detector technology that try to find evidence for this reaction. A review of the current state of the field and the plans...Go to contribution page
-
M. Sebastian Fischer (For the KATRIN Collaboration - Karlsruhe Institute of Technology)23/07/2011 09:55Neutrino PhysicsParallel session talkThe KATRIN experiment is the next generation tritium beta decay experiment which aims for a direct, model-independent measurement of the electron neutrino mass with 200 meV/c^2 sensitivity (90% C.L.). This corresponds to an improvement of the sensitivity by one order of magnitude in comparison to current results of tritium beta decay neutrino mass experiments. KATRIN uses a high-luminosity...Go to contribution page
-
Prof. Alessandro Strumia (Pisa University and INFN)23/07/2011 10:10Neutrino PhysicsParallel session talkAssuming that the new particles introduced by type-I, type-II, type-III see-saw in order to mediate neutrino masses are below a TeV, we describe their resulting manifestations at LHC.Go to contribution page
-
Deborah Harris (Fermilab)23/07/2011 11:00Neutrino PhysicsParallel session talkhe MINERvA detector, operating since 2009 in the NuMI beam line at Fermilab, has collected neutrino and antineutrino scattering data on a variety of nuclear targets. The detector is designed to identify events originating in plastic scintillator, lead, carbon, iron, water, and liquid helium. The goals of the experiment are to measure precisely inclusive and exclusive cross sections for...Go to contribution page
-
Dr Thierry Lasserre (Saclay)23/07/2011 11:15Neutrino PhysicsParallel session talkRecently new reactor antineutrino spectra have been provided for 235U, 239Pu, 241Pu and 238U, increasing the mean flux by about 3 percent. We will review the synthesis of published experiments at reactor-detector distances <100 m leading to a ratio of observed event rate to predicted rate of 0.943(0.023), deviating from unity at the 98.6% C.L.. The compatibility of this new result with the...Go to contribution page
-
Dr Emiliano Molinaro (CFTP - IST)23/07/2011 11:40Neutrino PhysicsParallel session talkWe study a type I see-saw scenario where the right-handed (RH) neutrinos, responsible for the light neutrino mass generation, lie at the electroweak scale. Under certain conditions, the strength of the charged (CC) and neutral current (NC) weak interactions of the Standard Model particles with the heavy RH neutrinos can be large enough to allow the production of the latter at the LHC, opening...Go to contribution page
-
Dr Francois-Xavier Josse-Michaux (CFTP,IST)23/07/2011 11:55Neutrino PhysicsParallel session talkWe present a UV-completion of the Inverse-Seesaw model for the Neutrino masses, where 3 right-handed Neutrinos and one extra Higgs doublet are added to the Standard Model. Through the addition of two extra scalar fields, the model provides a natural mechanism for the generation at of the Baryon Asymmetry of the Universe and for thermal Dark Matter. A Global U(1) spontaneously broken explains...Go to contribution page
-
Andre Rubbia (ETH Zurich)23/07/2011 12:10Neutrino PhysicsParallel session talkThe talk will summarise the current status and potential of future long baseline experiments.Go to contribution page
-
Dr elena wildner (cern)23/07/2011 12:30Neutrino PhysicsParallel session talkThe recent discovery of neutrino oscillations, has implications for the Standard Model of particle physics (SM). Knowing the contribution of neutrinos to the SM, needs precise measurements of the parameters governing the neutrino oscillations. The EUROν Design Study will review three facilities (the so-called Super-Beams, Beta Beams and Neutrino Factories) and perform a cost assessment that,...Go to contribution page
-
Dr Paul Soler (University of Glasgow)23/07/2011 12:45Neutrino PhysicsParallel session talkWe illustrate that the baseline Neutrino Factory configuration being developed within the International Design Study for the Neutrino Factory (the IDS-NF) is optimized for standard oscillation-physics measurements and for searches for new physics. For small values of θ13 (sin22θ13 < 10-2) a Neutrino Factory with two storage rings in which 25 GeV muons decay, pointing to two neutrino...Go to contribution page
Choisissez le fuseau horaire
Le fuseau horaire de votre profil: