Conveners
Neutrino Physics: Neutrinoless Double Beta Decay
- silvia capelli (universita` degli Studi e Sezione INFN di Milano Bicocca)
Neutrino Physics: Three-Neutrino Oscillations, Part I
- Steve Brice (Fermilab)
Neutrino Physics: Three-Neutrino Oscillations, Part II
- Jun Cao ()
Neutrino Physics: Neutrino Mass, and Neutrinos from the Cosmos and at Colliders
- Amol Dighe (Tata Institute of Fundamental Research)
Neutrino Physics: Beyond Three-Neutrino Oscillations
- Michel Sorel (IFIC (CSIC - U. Valencia))
Neutrino Physics: Neutrinos and Nuclei
- Steve Brice (Fermilab)
Description
Allocated time includes time for questions as follows: 15 (13+2), 20 (17+3), 30 (25+5)
Mr.
Giovanni Benato
(University of Zurich)
03/07/2014, 11:00
Neutrino Physics
Oral presentation
The search for neutrinoless double beta decay ($0\nu\beta\beta$) is playing since two decades a major role in astroparticle physics.
The discovery of this process would demonstrate the violation of lepton number conservation
and the presence of a Majorana term in the neutrino mass.
The GERmanium Detector Array ({\sc{gerda}}) experiment, located at the Gran Sasso underground laboratory in...
Dr.
Yoshihito Gando
(Research Center for Neutrino Science, Tohoku Univ.)
03/07/2014, 11:30
Neutrino Physics
Oral presentation
KamLAND-Zen is an experiment for neutrinoless double beta decay search with xenon 136 based on large liquid scintillator detector KamLAND.
The first phase of the experiment was operated from Oct. 12, 2011 to June 14, 2012 and we set lower limit for the neutrino-less double beta decay half-life , T1/2(0nu) > 1.9*10^{25} yr. The combined result of KamLAND-Zen and EXO data give T1/2(0nu) >...
Prof.
Michelle Dolinski
(Drexel University)
03/07/2014, 11:45
Neutrino Physics
Oral presentation
See attached PDF for proper formatting.
EXO-200 is one of the most sensitive searches for neutrinoless double beta decay in the world. The experiment uses 175 kg of enriched liquid xenon in an ultralow background time projection chamber installed at the Waste Isolation Pilot Plant, a salt mine with a 1600 m water equivalent overburden. This detector has demonstrated excellent energy...
juan jose gomez cadenas
(IFIC)
03/07/2014, 12:00
Neutrino Physics
Oral presentation
Neutrinos may be Majorana particles. If so, neutrinoless double beta decay processes could be observed by the next-generation bb0nu experiments. I will briefly discuss one of the most promising ideas in the field, the use of a High Pressure Gas Xenon TPC (HPGXe) with electroluminescence gain and optical readout. A 100 kg incarnation of such a device will start operations at the Canfranc...
Dr.
Valentina Lozza
(TU Dresden)
03/07/2014, 12:15
Neutrino Physics
Oral presentation
The SNO+ experiment will employ 780 tonnes of liquid scintillator to explore a variety of fundamental physics. Chief amongst these will be a sensitive search for neutrinoless double beta decay, to be achieved by loading 130Te into the scintillator using a new technique. A combination of purification, passive shielding and background tagging is expected to leave 8B solar neutrinos and 2nbb...
Dr.
Monica Sisti
(Università degli Studi di Milano-Bicocca and INFN Milano-Bicocca)
03/07/2014, 12:30
Neutrino Physics
Oral presentation
CUORE is a 741 kg array of TeO2 bolometers for the search of neutrinoless double beta decay of Te-130. The detector is being constructed at the Laboratori Nazionali del Gran Sasso, Italy, where it will start taking data in 2015. If the target background of 0.01 counts/(keV kg y) will be reached, in five years of data taking CUORE will have an half life sensitivity of about 10^26 y. CUORE-0 is...
Dr.
Filippo Orio
(INFN - Sezione di Roma)
03/07/2014, 12:45
Neutrino Physics
Oral presentation
The quest for Neutrinoless Double Beta Decay ($0\nu$DBD) represents one of the most promising ways to investigate the neutrino mass nature, Dirac or Majorana. A convincing detection claim demands for detectors with excellent energy resolution and almost zero background in the energy region of interest.
These features can be obtained with the approach of the LUCIFER project, funded by an...
Dr.
Denys Poda
(Centre de Sciences Nucléaires et de Sciences de la Matière (CSNSM))
03/07/2014, 13:00
Neutrino Physics
Oral presentation
Neutrinoless double beta (0nu2b) decay is a powerful tool to investigate neutrino properties, weak interaction, and effects beyond the Standard Model of particle physics. The main aim of the LUMINEU project (Luminescent Underground Molybdenum Investigation for NEUtrino mass and nature) is to realize a pilot experiment to search for 0nu2b decay of 100Mo with the help of zinc molybdate (ZnMoO4)...
Dr.
Hector GOMEZ MALUENDA
(Laboratoire de l'Accélérateur Linéaire (LAL))
03/07/2014, 13:15
Neutrino Physics
Oral presentation
The NEMO-3 experiment looked for neutrinoless double beta decay processes from 2003 to 2011 at the Modane Underground Laboratory. Seven isotopes were studied by the simultaneous recording of the energy and track of the event, standing out 100-Mo and 82-Se since they were the most massive ones. No evidence for neutrinoless double beta decay has been observed, leading to set limits on the...
Dr.
Mariam Tórtola
(IFIC, Valencia)
03/07/2014, 15:00
Neutrino Physics
Oral presentation
In this work we present an updated global fit to neutrino oscillation data within the three-flavour framework. The most recent data from solar and atmospheric neutrino experiments are included in our analysis together with the latest results from the long-baseline accelerator experiments T2K and MINOS and the recent measurements of reactor neutrino disappearance reported by Double Chooz,...
Dr.
Masahiro Komatsu
(Nagoya University, JAPAN)
03/07/2014, 15:15
Neutrino Physics
Oral presentation
The OPERA experiment is designed to prove neutrino oscillations in the
nu_mu to nu_tau channel through the direct observation of the tau lepton
in tau neutrino charged current interactions. The experiment has
accumulated data for five years, from 2008 to 2012, with the CERN
Neutrinos to Gran Sasso (CNGS), an almost pure nu_mu beam.
In the last two years, a very large amount of the data...
Alexander Himmel
(Duke University)
03/07/2014, 15:30
Neutrino Physics
Oral presentation
Please see attached file.
Mrs.
Lorena Escudero
(IFIC)
03/07/2014, 15:45
Neutrino Physics
Oral presentation
Please see attached file
Prof.
Jim Musser
(Indiana university)
03/07/2014, 16:00
Neutrino Physics
Oral presentation
NOvA, the NuMI Off-Axis electron Neutrino Appearance experiment is designed to carry out studies of numu->nue oscillation, char-
acterized by the mixing angle theta-13. A complementary pair of detectors have been constructed roughly 14
mrad off the beam axis to optimize the purity of the electron neutrino signal at the far detector against neutral current backgrounds. The far detector is...
Prof.
Sankagiri Umasankar
(Indian Institute of Technology Bombay)
03/07/2014, 16:15
Neutrino Physics
Oral presentation
The moderately large value of theta13, measured recently
by reactor experiments, is very welcome
news for the future neutrino experiments. In particular,
the NOvA experiment, with 3 years of neutrino run followed
by an equal anti-neutrino run, will be able to
determine the mass hierarchy if one of the following
two favourable combinations is true:
normal hierarchy with the CP phase in...
Dr.
Zelimir Djurcic
(Argonne National Laboratory)
03/07/2014, 16:30
Neutrino Physics
Oral presentation
LBNE (Long-Baseline Neutrino Experiment) is an accelerator-based neutrino oscillation experiment. LBNE will produce a muon-neutrino beam using protons from Fermilab's Main Injector and will detect electron-neutrino appearance and muon-neutrino disappearance using a Liquid Argon TPC located at a distance of 1300 km at Sanford Underground Research Facility in South Dakota. The primary physics...
Vyacheslav Galymov
(IPNL, CNRS/IN2P3)
03/07/2014, 16:45
Neutrino Physics
Oral presentation
The LAGUNA and LAGUNA-LBNO consortia have performed two detailed design studies from 2008 to 2014 to define the optimal combination of baseline and detector technology for the next generation neutrino observatory. Starting from seven sites and three detector technologies we have prioritized our options and selected the Pyhäsalmi mine in Finland, 2300 km from CERN at 1400 m depth, using a...
Mr.
hirohisa tanaka
(UBC/IPP)
03/07/2014, 17:00
Neutrino Physics
Oral presentation
Hyper-Kamiokande (Hyper-K), a proposed one-megaton water cherenkov detector to be built in Japan, is the logical continuation of the highly successful program of neutrino (astro)physics and proton decay using the water Cherenkov technique. Hyper-K will search for CP violation in neutrino oscillations associated with the irreducible phase delta in the lepton mixing matrix using the neutrino...
Dr.
Marcos Dracos
(IPHC/IN2P3 Strasbourg)
03/07/2014, 17:15
Neutrino Physics
Oral presentation
The European Spallation Source (ESS) linac with 5 MW proton power has the potential to become the proton driver of - in addition to the world’s most intense pulsed spallation neutron source - the world’s most intense neutrino beam. The physics performance of that neutrino Super Beam in conjunction with a megaton Water Cherenkov neutrino detector installed 1000 m down in a mine at a distance of...
Dr.
Hiroyuki Sekiya
(ICRR, University of Tokyo)
04/07/2014, 09:00
Neutrino Physics
Oral presentation
Recently the concern with the effect of matter on the neutrino oscillation has been growing, because the possibility of mass hierarchy determination by next generation experiments through the matter effect has been recognized.
We report an indication that the elastic scattering rate of solar B8 neutrinos with electrons in the Super-Kamiokande detector is larger when the neutrinos pass...
Julia Haser
(Max-Planck-Institut fuer Kernphysik)
04/07/2014, 09:15
Neutrino Physics
Oral presentation
The Double Chooz reactor antineutrino experiment aims for a precision measurement of the neutrino mixing angle $\theta_{13}$. Located at the Chooz nuclear power plant in France, it observes an energy dependent deficit in the neutrino spectrum, currently with one detector filled with gadolinium-loaded liquid scintillator at a baseline of 1.05\,km. The past Double Chooz publications featured...
Dr.
Wei Wang
(College of William and Mary, Sun Yat-Sen University)
04/07/2014, 09:30
Neutrino Physics
Oral presentation
The Daya Bay reactor neutrino experiment (Daya Bay) is one of the three current-generation short-baseline reactor neutrino experiments designed to measure the lastly known neutrino mixing angle theta13. Its unique design of eight identical 20t liquid scintillator (LS) antineutrino detectors (AD) at the three near and far experimental sites does not only make it the most sensitive theta13...
Dr.
Liang Zhan
(Institute of High Energy Physics)
04/07/2014, 09:45
Neutrino Physics
Oral presentation
After the discovery of the large neutrino mixing angle 13, the next generation neutrino experiments focus on the measurement of the neutrino mass hierarchy and the leptonic CP violating phase. JUNO, a next generation reactor antineutrino experiment, was proposed to determine the neutrino mass hierarchy independent of the CP phase. We studied the sensitivity and found the mass hierarchy can be...
Dr.
Mattias Blennow
(KTH Royal Institute of Technology)
04/07/2014, 10:00
Neutrino Physics
Oral presentation
During the last two years, there has been some confusion in the field on how to assess the sensitivity of future neutrino oscillation experiments to the neutrino mass ordering. A factor of two difference to the common approach has been proposed. We resolve the situation by going back to the basic statistical definitions and apply the results to compare future possibilities of experiments...
Masato SHIOZAWA
(Kamioka Observatory, ICRR, University of Tokyo)
04/07/2014, 10:15
Neutrino Physics
Oral presentation
Atmospheric neutrinos have been playing important roles in understanding neutrino properties. In Super-Kamiokande, we have been performing precise measurement of the 2-3 mixing angle and mass squared difference predominantly by muon neutrino disappearance. In addition to that, muon to tau neutrino oscillation channel was established by confirming tau neutrino appearance in the atmospheric...
Dr.
Kenneth Clark
(University of Toronto)
04/07/2014, 10:30
Neutrino Physics
Oral presentation
The Precision IceCube Next Generation Upgrade (PINGU) is a proposed IceCube in-fill array designed to measure the neutrino mass hierarchy using atmospheric neutrino interactions in the ice at the South Pole. PINGU will have a neutrino energy threshold of a few GeV with a multi-megaton effective volume. We present PINGU's expected sensitivity to the hierarchy with an optimized geometry and...
Prof.
Sanjib Kumar Agarwalla
(Institute of Physics, Bhubaneswar, India)
04/07/2014, 10:45
Neutrino Physics
Oral presentation
India-based Neutrino Observatory (INO) is a proposed underground facility in the southern part of India. The project envisage the construction of an underground laboratory with a large cavern of dimensions 132m X 26m X 20m to house a 50 kton magnetized iron tracking calorimeter detector (ICAL) to study atmospheric neutrinos. In addition, two smaller caverns will also be constructed to host...
Dr.
Noah Oblath
(Massachusetts Institute of Technology)
04/07/2014, 11:30
Neutrino Physics
Oral presentation
The Karlsruhe Tritium Neutrino (KATRIN) Experiment aims to measure the neutrino mass using tritium beta decays. KATRIN will carefully determine the shape of the tritium beta-decay spectrum near the endpoint. After collecting three years of data, KATRIN will be able to discover a neutrino mass as small as 350~meV (5$\sigma$), or place an upper limit at 200~meV (90\% CL). The experiment is...
Dr.
Elena Ferri
(Uiversità Milano-Bicocca)
04/07/2014, 11:45
Neutrino Physics
Oral presentation
Neutrino oscillation experiments have proven that neutrinos are massive particles, nevertheless the
assessment of their absolute mass scale is still an outstanding challenge in today particle physics
and cosmology. The experiments dedicated to effective electron-neutrino mass determination are
the ones based on the study of nuclear processes involving neutrino, like single beta decay...
Sandra Zavatarelli
(INFN - Genova)
04/07/2014, 12:00
Neutrino Physics
Oral presentation
The first phase of the Borexino experiment, currently running at the Laboratori del Gran Sasso in Italy, has been completed in 2010, and after a successful purification campaign which have further brought down the background levels, a second data taking phase is now in progress, started in October 2011.
In this talk the, after recalling the main features of the detector, the final results of...
Dr.
Sovan Chakraborty
(Max plank for Physics)
04/07/2014, 12:15
Neutrino Physics
Oral presentation
Supernovae (SN) are one of the highest energetic astrophysical events. Almost all the enormous energy (10^(53) ergs) released during such an event is emitted in terms of neutrinos. These neutrinos while free streaming out of the SN will undergo flavor oscillations. Apart from the usual MSW oscillations the SN neutrinos will have nonlinear flavor evolution due to neutrino-neutrino interactions....
Dr.
Alexander Himmel
(Duke University)
04/07/2014, 12:30
Neutrino Physics
Oral presentation
This talk will briefly survey the capabilities of current detectors sensitive to supernova neutrino bursts. It will then cover recent progess in development of supernova neutrino detection techniques as well as prospects for specific future experiments.
Prof.
Giles Barr
(Oxford University)
04/07/2014, 12:45
Neutrino Physics
Oral presentation
The Long-Baseline Neutrino Experiment plans a 34-kton (fiducial mass) liquid argon time projection chamber to be sited at 4850 ft depth at the Sanford Underground Research Facility in South Dakota. The significant overburden at this site gives LBNE significant physics reach for several non-beam physics topics. These include neutrino oscillation studies with atmospheric neutrinos, for which...
Alain Blondel
(UNIGE)
04/07/2014, 13:00
Neutrino Physics
Oral presentation
With the discovery of the Higgs H(126) boson at the LHC, the Standard Model of particle physics is still lacking an understanding of the generation and nature of neutrino masses. Dirac mass term? Majorana mass term? The favorite theoretical scenario is that both mass terms are present, leading to the existence of heavy partners of the light neutrinos, presumably more massive and nearly...
Dr.
Michal Malinsky
(Charles University in Prague)
04/07/2014, 13:13
Neutrino Physics
Oral presentation
I will review the current status of the minimal SO(10) GUT and comment on the new results of a dedicated two-loop analysis and their phenomenological implications, focusing, in particular, on the complementarity of the constraints from the LHC physics and those from the future proton decay searches.
Dr.
David Bravo
(Virginia Tech (United States))
04/07/2014, 15:00
Neutrino Physics
Oral presentation
The Borexino detector has convincingly shown its outstanding performances in the in the low energy, sub-MeV regime through its unprecedented accomplishments in the solar and geo neutrinos detection. These performances make it the ideal tool to accomplish a state-of-the-art experiment able to test unambiguously the long-standing issue of the existence of a sterile neutrino, as suggested by the...
Alessandro Menegolli
(Universita di Pavia)
04/07/2014, 15:15
Neutrino Physics
Oral presentation
ICARUS is the largest liquid Argon TPC detector ever built (~600 ton LAr mass). It was smoothly operated underground at the LNGS laboratory in Gran Sasso since summer 2010, up to june 2013,
collecting data with the CNGS beam and with cosmics. Liquid argon TPCs are really ``electronic bubble chambers'' providing a completely uniform imaging and calorimetry with unprecedented accuracy on...
Dr.
Wesley Ketchum
(Los Alamos National Laboratory)
04/07/2014, 15:30
Neutrino Physics
Oral presentation
The existing Booster Neutrino Beam (BNB) and the exceptional reconstruction capabilities of the liquid argon TPC detector technology provide an opportunity to execute a world-leading short-baseline neutrino physics program at Fermilab. The MicroBooNE detector, located 470m from the beamline target, is set to begin operation in 2014. The Liquid Argon Near Detector, LAr1-ND, is a proposed new...
Dr.
Luca Stanco
(INFN - Padova)
04/07/2014, 15:45
Neutrino Physics
Oral presentation
Neutrino physics is nowadays receiving more and more attention as a possible source of infor- mation for the long–standing problem of new physics beyond the Standard Model. The recent measurement of the third mixing angle θ13 in the standard mixing oscillation scenario encourages us to pursue the still missing results on leptonic CP violation and absolute neutrino masses. However, several...
Dr.
Jean-Baptiste Lagrange
(Imperial College, London)
04/07/2014, 16:00
Neutrino Physics
Oral presentation
Neutrino beams produced from the decay of muons in a racetrack-like decay ring (the so called Neutrino Factory) provide a powerful way to
study neutrino oscillation physics and in addition provide unique beams for neutrino interaction studies. The Neutrinos from STORed Muons (nuSTORM) facility is a neutrino factory-like facility designed for short baseline neutrino oscillation and neutrino...
Prof.
Michael Shaevitz
(Columbia University)
04/07/2014, 16:15
Neutrino Physics
Oral presentation
The IsoDAR experiment uses a novel isotope decay-at-rest (DAR) source of electron antineutrinos using protons from a 60 MeV cyclotron. Paired with a large neutrino detector (such as KamLAND or WATCHMAN), the experiment can observe hundreds of thousands of inverse beta-decay events and do a decisive test of the current hints for sterile neutrino. Daedalus is a phased program leading to a...
Dr.
Davide Meloni
(Dipartimento Matematica e Fisica, Universita' di RomaTre)
04/07/2014, 16:30
Neutrino Physics
Oral presentation
We consider the disappearance data of the Daya Bay experiment to constrain the parameter space of models where sterile neutrinos can propagate in a large compactified extra dimension (LED) and models where non-standard interactions affect the neutrino production and detection (NSI). I will show that compactification radius R in LED scenarios can be constrained at the level of 0.57μm for normal...
Osamu Yasuda
(Tokyo Metropolitan University)
04/07/2014, 16:45
Neutrino Physics
Oral presentation
It is shown that it is possible to obtain the analytical expression for the
effective mixing angle in matter using the formalism which was developed by Kimura, Takamura and Yokomakura for the neutrino oscillation probability in
matter with constant density. If we assume that the imaginary part of the
integral of the difference of the energy eigenvalues of the two levels at...
Ms.
Marija Kekic
(University of Valencia)
04/07/2014, 17:00
Neutrino Physics
Oral presentation
We evaluate the contribution to effective number of relativistic degrees of freedom of extra sterile states at their decoupling temperatures in Type I seesaw models with two and three extra sterile states as a function of the seesaw and the light neutrino mass.
Mr.
Francisco Escrihuela
(AHEP, University of Valencia)
04/07/2014, 17:15
Neutrino Physics
Oral presentation
Several models of neutrino masses predict the existence of neutral heavy leptons. Here, we review current constraints on heavy neutrinos and apply them to inverse and linear seesaw models. We discuss the effect of a fourth heavy neutrino in oscillation experiments
Dr.
Juan M Nieves
(IFIC, CSIC-UV)
05/07/2014, 09:00
Neutrino Physics
Oral presentation
We discuss some nuclear eects, RPA correlations and 2p2h (multinucleon)
mechanisms, on charged-current neutrino-nucleus reactions that do not produce a pion in the nal state. We study a wide range of neutrino energies, from few hundreds of MeV up to 10 GeV. We also examine the in
uence of 2p2h mechanisms on the neutrino energy reconstruction.
Dr.
Heidi Schellman
(Northwestern University (United States))
05/07/2014, 09:15
Neutrino Physics
Oral presentation
MINERvA (Main INjector Experiment for v-A) has recently measured neutrino and antineutrino quasi-elastic cross-sections on plastic (CH) scintillator. These results will provide insight into neutrino and anti-neutrino cross sections off of nuclear targets which are important for neutrino oscillation experiments and the probing of the nuclear medium. We will focus on these results and how they...
Dr.
Richard Gran
(University of Minnesota Duluth)
05/07/2014, 09:30
Neutrino Physics
Oral presentation
MINERvA (Main INjector ExpeRiment for neutrino-A) is a few-GeV neutrino nucleus scattering experiment at Fermilab that probes the nuclear environment in both inclusive charged current interactions off various targets, and by studying in detail the process of pion production on Carbon, which itself is sensitive to the nuclear environment through final state interactions. An analysis of the...
Prof.
Arie Bodek
(University of Rochester)
05/07/2014, 09:45
Neutrino Physics
Oral presentation
Spectral functions that are used in modeling of quasi elastic scattering in neutrino event generators such as GENIE, NEUT, NUANCE and NUWRO, and GiBUU include Fermi gas, local Fermi gas, Bodek-Ritche Fermi gas with high momentum tail, and the Benhar Fantoni two dimensional spectral function. We find that the $\frac{d\sigma}{d\nu}$ predictions for these models are in disagreement with...
Dr.
Anthony Hillairet
(University of Victoria)
05/07/2014, 10:00
Neutrino Physics
Oral presentation
We present the updated measurement of the muon neutrino interaction rates and spectrum at the T2K near detector complex, ND280, located at the JPARC accelerator facility in Tokai, Japan, 280 meters downstream from the target. The measurements are obtained using all the data collected until 2014. The spectrum measured at ND280 off-axis detector constrains the flux and cross section...
Dr.
Weili Zhong
(Institute of High Energy Physics)
05/07/2014, 10:15
Neutrino Physics
Oral presentation
Electron antineutrinos from six 2.9 GW$_{th}$ reactors are detected with six detectors deployed in two near and one far underground experimental halls at Daya Bay. Using 217 days of data, more than 300,000 antineutrino candidates were detected in the three halls. In this talk, a measurement of absolute reactor antineutrino flux and spectrum will be described, including comparisons of the...
Prof.
Alexander Studenikin
(Moscow State University and JINR-Dubna)
05/07/2014, 10:30
Neutrino Physics
Oral presentation
A wide review on neutrino electromagnetic properties and interactions is presented, both theoretical and experimental aspects of the problem are discussed. It is shown that these studies open a window to new physics. The talk is based on the recent wide review on the subject available on web since March 25, 2014:
C.Giunti, A.Studenikin, “Electromagnetic interactions of neutrinos: a window...
Dr.
Carlo Gustavino
(INFN-Roma)
05/07/2014, 10:45
Neutrino Physics
Oral presentation
The LUNA experiment plays an important role in understanding open issue of neutrino physics. As an example, two key reactions of the solar p-p chain $^3He(^3He,2p)^4He$ and $^3He(^4He,\gamma)^7Be$ have been studied at low energy with LUNA, providing an accurate experimental input to the Standard Solar Model and consequently to the study of the neutrino mixing parameters. The LUNA collaboration...
