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Measuring flux ratios of ultra-high energy neutrinos is an alternative method to determine the neutrino mixing angles and the CP phase delta. We conduct a systematic analysis of the neutrino mixing probabilities and of various flux ratios…

High Energy Physics - Phenomenology · Physics 2014-11-18 Werner Rodejohann

The last unknown neutrino mixing angle $\theta_{13}$ is one of the fundamental parameters of nature; it is also a crucial parameter for determining the sensitivity of future long-baseline experiments aimed to study CP violation in the…

High Energy Physics - Experiment · Physics 2019-08-13 Cheng-Ju Lin

The neutrino mixing parameters are presented in a number of different ways by the various experiments, e.g. SuperKamiokande, K2K, SNO, KamLAND and Chooz and also by the Particle Data Group. In this paper, we argue that presenting the data…

High Energy Physics - Phenomenology · Physics 2009-11-10 Olga Mena , Stephen Parke

The Neutrino Experiment with a Xenon TPC (NEXT) seeks to discover the neutrinoless double beta ($\beta\beta 0\nu$) decay of $^{136}$Xe using a high-pressure xenon gas time projection chamber with electroluminescent amplification. The…

Instrumentation and Detectors · Physics 2019-11-06 Justo Martín-Albo

The main signature for anti-neutrino detection in reactor and geo-neutrino experiments based on scintillators is provided by the space-time coincidence of positron and neutron produced in the Inverse Beta Decay reaction. Such a signature…

Instrumentation and Detectors · Physics 2015-07-02 G. Consolati , D. Franco , C. Jollet , A. Meregaglia , A. Minotti , S. Perasso , A. Tonazzo

Presently, there are several experimental setups dedicated to rare event searches, such as dark matter interactions or double beta decay, in the building or commissioning phases. These experiments often use large mass detectors and have…

High Energy Astrophysical Phenomena · Physics 2012-11-08 Carlos Martinez Amaya , Matteo Biassoni

The status of theta13 measurements from Daya Bay, RENO and Double Chooz experiments is reviewed.

High Energy Physics - Experiment · Physics 2013-08-02 Kwong Lau

The lepton mixing angle theta_13, the only unknown angle in the standard three-flavor neutrino mixing scheme, is finally measured by the recent reactor and accelerator neutrino experiments. We perform a combined analysis of the data coming…

High Energy Physics - Phenomenology · Physics 2015-06-03 P. A. N. Machado , H. Minakata , H. Nunokawa , R. Zukanovich Funchal

SND@LHC is a compact and stand-alone experiment to perform measurements with neutrinos produced at the LHC in a hitherto unexplored pseudo-rapidity region of 7.2 < {\eta} < 8.4, complementary to all the other experiments at the LHC. The…

High Energy Physics - Experiment · Physics 2023-08-02 A. Iuliano

We present new results based on the entire CHOOZ data sample. We find (at 90% confidence level) no evidence for neutrino oscillations in the anti_nue disappearance mode, for the parameter region given by approximately Delta m**2 > 7 x…

The present experimental status in the search for neutrinoless double beta decay is reviewed, with emphasis on the first indication for neutrinoless double beta decay found in the Heidelberg-Moscow experiment, giving first evidence for…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. V. Klapdor-Kleingrothaus , A. Dietz , I. V. Krivosheina

Phase I of the NEXT-100 $0\nu\beta\beta$ experiment (NEW) is scheduled for data taking in 2015 at Laboratorio Subterr\'aneo de Canfranc in the Spanish Pyrenees. Thanks to the light proportional technique, NEW anticipates an outstanding…

Instrumentation and Detectors · Physics 2017-08-23 D. Gonzalez-Diaz , the NEXT collaboration

SNO+ is a large multipurpose neutrino detector situated 2km underground at SNOLAB in Sudbury, Canada. It reuses the structure of the SNO experiment with numerous infrastructure upgrades and with heavy water replaced by ultra-pure liquid…

High Energy Physics - Experiment · Physics 2019-04-03 Josephine Paton

A new measurement of the neutron EDM, using Ramsey's method of separated oscillatory fields, is in preparation at the new high intensity source of ultra-cold neutrons (UCN) at the Paul Scherrer Institute, Villigen, Switzerland (PSI). The…

The measurement of the deviation of the 2-3 leptonic mixing from maximal, D_23 = 1/2 - sin^2(theta_23), is one of the key issues for understanding the origin of the neutrino masses and mixing. In the three-neutrino context we study the…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. C. Gonzalez-Garcia , M. Maltoni , A. Yu. Smirnov

The search for neutrinoless double beta decay ($0\nu\beta\beta$) is one of the key experiments for determining unresolved properties of neutrinos. Experimental observation of $0\nu\beta\beta$ would provide a clear demonstration of the…

High Energy Physics - Experiment · Physics 2020-04-07 Yong-Hamb Kim

Next-generation neutrinoless double-beta ($0\nu\beta\beta$) decay experiments, with projected half-life sensitivities approaching $10^{28}$ years, are expected to probe the entire parameter space of the inverted neutrino mass ordering.…

High Energy Physics - Phenomenology · Physics 2026-04-09 C. R. Ding , K. Han , S. B. Wang , J. M. Yao

The SNO+ experiment is a large multi-purpose neutrino detector, currently filled with liquid scintillator. For the first time in a single experiment, SNO+ is able to measure the neutrino oscillation parameters $\theta_{12}$ and $\Delta…

High Energy Physics - Experiment · Physics 2024-03-29 Daniel Cookman

Several efforts are ongoing for the development of spherical gaseous time projection chamber detectors for the observation of rare phenomena such as weakly interacting massive particles or neutrino interactions. The proposed detector,…