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An optimization of the CERN SPL beam line has been performed guided by the sensitivities to the \theta_{13} mixing angle and to the \delta_{CP} Dirac CP violating phase. A UNO-like 440 ktons water Cerenkov detector located at 130 km from…

High Energy Physics - Experiment · Physics 2009-01-07 Jean Eric Campagne , Antoine Cazes

Beta Beams could address the needs of long term neutrino oscillation experiments. They can produce extremely pure neutrino beams through the decays of relativistic radioactive ions. The baseline scenario is described, together with its…

High Energy Physics - Experiment · Physics 2009-11-10 M. Mezzetto

The physics potential of beta beams is investigated from low to very high gamma values and it is compared to superbeams and neutrino factories. The gamma factor and the baseline are treated as continuous variables in the optimization of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 P. Huber , M. Lindner , M. Rolinec , W. Winter

We study the physics potential of a neutrino superbeam experiment with a 2540 km baseline. We assume a neutrino beam similar to the NuMI beam in medium energy configuration. We consider a 100 kton totally active scintillator detector at a 7…

High Energy Physics - Phenomenology · Physics 2011-09-27 Aniket Joglekar , Suprabh Prakash , Sushant K. Raut , S. Uma Sankar

The Daya Bay and RENO experiments have recently observed a non-zero $\theta_{13}$ at more than $5\sigma$ CL. This has important consequences for future neutrino oscillation experiments. We analyze these within the LAGUNA design study which…

High Energy Physics - Phenomenology · Physics 2012-06-19 Pilar Coloma , Tracey Li , Silvia Pascoli

We expound in detail the physics reach of an experimental set-up in which the proposed large magnetized iron detector at the India-based Neutrino Observatory (INO) would serve as the far detector for a so-called beta-beam. If this pure…

High Energy Physics - Phenomenology · Physics 2008-11-26 Sanjib Kumar Agarwalla , Sandhya Choubey , Amitava Raychaudhuri

We discuss the precision determination of the leptonic Dirac CP phase $\delta_{CP}$ in neutrino oscillation experiments, where we apply the concept of ``CP coverage''. We demonstrate that this approach carries more information than a…

High Energy Physics - Phenomenology · Physics 2014-11-18 Patrick Huber , Manfred Lindner , Walter Winter

The CDF collaboration presents an updated measurement of the CP-violating parameter beta_s and of the decay width difference Delta Gamma_s using approximately 6500 Bs to J/Psi Phi decays collected by the dimuon trigger and reconstructed in…

High Energy Physics - Experiment · Physics 2019-08-14 Gavril Giurgiu

With the discovery of a modest size for the mixing angle $\theta_{13} \sim 9^\circ$ by the Daya Bay collaboration at $>$5 sigma (\cite{dayabay}) the science of neutrino oscillations has shifted to explicit demonstration of CP violation and…

High Energy Physics - Experiment · Physics 2012-03-20 M. Bishai , M. V. Diwan , S. Kettell , J. Stewart , B. Viren , E. Worchester , L. Whitehead

We compare the physics potential of two representative options for a SuperBeam in Europe, studying the achievable precision at 1\sigma with which the CP violation phase (\delta) could be measured, as well as the mass hierarchy and CP…

High Energy Physics - Phenomenology · Physics 2015-06-05 Pilar Coloma , Enrique Fernandez-Martinez , Luis Labarga

The next generation of long baseline neutrino experiments will aim at determining the value of the unknown mixing angle, theta_{13}, the type of neutrino mass hierarchy and the presence of CP-violation in the lepton sector. Beta-beams and…

High Energy Physics - Phenomenology · Physics 2009-06-19 J. Bernabeu , C. Espinoza , C. Orme , S. Palomares-Ruiz , S. Pascoli

The large value of theta(13) recently measured by rector and accelerator experiments opens unprecedented opportunities for precision oscillation physics. In this paper, we reconsider the physics reach of medium baseline superbeams. For…

High Energy Physics - Phenomenology · Physics 2015-06-11 S. Dusini , A. Longhin , M. Mezzetto , L. Patrizii , M. Sioli , G. Sirri , F. Terranova

A constraint on the error of leptonic CP violation, which require the phase $\delta_{CP}$ to be less than $\pi/4$ for it to be distinguishable on a $2\pi$ cycle, is presented. Under this constraint, the effects of neutrino detector 's…

High Energy Physics - Phenomenology · Physics 2015-05-20 Kai Fu , Ying Zhang

In this talk we discuss the possibility to measure CP violation in neutrino oscillation experiments using the neutrino beam with energy which is lower (E_\nu \gsim 100 MeV) than the one usually considered (typically > 1 GeV) in accelerator…

High Energy Physics - Phenomenology · Physics 2009-10-31 Hisakazu Minakata , Hiroshi Nunokawa

In this paper, we discuss the possibilities offered to neutrino physics by the upgrades of the CERN accelerator complex. Emphasis is on the physics reach of a medium $\gamma$ (350-580) $\beta$-beam that fully exploits the improvements in…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Donini , E. Fernandez , P. Migliozzi , S. Rigolin , L. Scotto Lavina , T. Tabarelli de Fatis , F. Terranova

Within the LAGUNA design study, seven candidate sites are being assessed for their feasibility to host a next-generation, very large neutrino observatory. Such a detector will be expected to feature within a future European accelerator…

High Energy Physics - Phenomenology · Physics 2010-04-07 Christopher Orme

The goal for future neutrino facilities is the determination of the $[U_{e3}]$ mixing and CP violation in neutrino oscillations. This will require precision experiments with a very intense neutrino source. With this objective the creation…

High Energy Physics - Phenomenology · Physics 2007-05-23 José Bernabéu , Catalina Espinoza

Neutrino beam with about 300 MeV in energy, high-flux and medium baseline is considered a rational choice for measuring CP violation before the more powerful Neutrino Factory will be built. Following this concept, a unique neutrino beam…

Lack of any information on the CP violating phase $\dcp$ weakens our ability to determine neutrino mass hierarchy. Magic baseline of 7500 km was proposed to overcome this problem. However, to obtain large enough fluxes, at this very long…

High Energy Physics - Phenomenology · Physics 2011-01-20 Sushant K. Raut , Ravi Shanker Singh , S. Uma Sankar

Recent data from long-baseline neutrino oscillation experiments have provided new information on \theta_{13}, hinting that 0.01\lesssim sin^2 2\theta_{13} \lesssim 0.1 at 2 sigma C.L. Confirmation of this result with high significance will…

High Energy Physics - Phenomenology · Physics 2015-05-30 Sanjib Kumar Agarwalla , Tracey Li , Andre Rubbia