English
Related papers

Related papers: A Problem in the Statistical Description of Beta-D…

200 papers

Spectrum shape measurements in nuclear $\beta$ decay can be used to test physics beyond the Standard Model with results being complementary to high-energy collider experiments. In particular, Beyond Standard Model sensitivity of the weak…

Nuclear Experiment · Physics 2024-04-05 L. De Keukeleere , D. Rozpedzik , N. Severijns , K. Bodek , L. Hayen , K. Lojek , M. Perkowski , S. Vanlangendonck

Core collapse of massive stars and binary neutron stars or black hole-neutron star binary mergers are likely progenitors of long and short duration gamma-ray bursts respectively. Neutronized material in the former and neutron star material…

Astrophysics · Physics 2007-05-23 Soebur Razzaque , Peter Meszaros

Unexplained variations of the decay rate for weak interaction decays such as $\beta^{\pm}$-decay, electron capture, as well as strong interaction $\alpha$-decay have been reported. Some researcher interpreted these variations as caused by…

Nuclear Experiment · Physics 2022-04-27 Shih-Chieh Liu , David Koltick , Haoyu Wang , Jonathan Nistor , Jordan Heim , Thomas Ward

The hyperfine-state population of hydrogen after the bound-beta decay of the neutron directly yields the neutrino left-handedness or a possible right-handed admixture and possible small scalar and tensor contributions to the weak force.…

High Energy Physics - Experiment · Physics 2015-06-25 W. Schott , G. Dollinger , T. Faestermann , J. Friedrich , F. J. Hartmann , R. Hertenberger , N. Kaiser , A. R. Müller , S. Paul , A. Ulrich

In this paper we consider high-intensity source of electron antineutrinos from the production and subsequent decay of 8Li. It opens a wide range of possible searches for beyond standard model physics via studies of the inverse beta decay…

Instrumentation and Detectors · Physics 2015-09-15 Fengyi Zhao , Yao Li , Chengdong Han , Qiang Fu , Xurong Chen

The neutron-rich isotopes with 30 $\leq$ Z $\leq$ 45 are thought to be synthesised in neutrino-driven winds after the collapse of a massive star. This nucleosynthesis scenario, called the weak r-process, is studied using nuclear reaction…

A two-step reaction scheme for the production of extremely neutron-rich radioactive beams, fission followed by cold fragmentation, is considered. The cross sections of the second step, the cold fragmentation of neutron-rich fission…

Nuclear Experiment · Physics 2007-05-23 K. Helariutta , J. Benlliure , M. V. Ricciardi , K. -H. Schmidt

Beta Beam,the concept of generating a pure and intense (anti) neutrino beam by letting accelerated radioactive ions beta decay in a storage ring, called Decay Ring (DR), is the base of one of the proposed next generation neutrino…

Accelerator Physics · Physics 2011-09-12 Christian Hansen

We review recent developments in double-beta decay, focusing on what can be learned about the three light neutrinos in future experiments. We examine the effects of uncertainties in already measured neutrino parameters and in calculated…

High Energy Physics - Phenomenology · Physics 2009-11-10 S. R. Elliott , J. Engel

GERDA is an experiment searching for the neutrinoless {\beta}{\beta} decay of Ge-76. The experiment uses an array of high-purity germanium detectors, enriched in Ge-76, directly immersed in liquid argon. GERDA recently started the physics…

Data Analysis, Statistics and Probability · Physics 2012-08-01 P. Zavarise , M. Agostini , A. A. Machado , L. Pandola , O. Volynets

Neutron and nuclear beta decay correlation coefficients are linearly sensitive to the exotic scalar and tensor interactions that are not included in the Standard Model. The proposed experiment will measure simultaneously 11 neutron…

High Energy Physics - Phenomenology · Physics 2016-02-19 Kazimierz Bodek

An efficient neutron detection system with good energy resolution is required to correctly characterize decays of neutron-rich nuclei where $\beta-$delayed neutron emission is a dominant decay mode. The Neutron dEtector with Xn Tracking…

All results of the neutron lifetime measurements performed in the last 20 years with the UCN storage method are in a good agreement. These results are consistent with the latest most accurate measurements of the neutron decay asymmetry…

Nuclear Experiment · Physics 2021-04-21 A. P. Serebrov , M. E. Chaikovskii , G. N. Klyushnikov , O. M. Zherebtsov , A. V. Chechkin

Neutrino beam facilities, like spallation neutron facilities, produce copious quantities of neutrinos from the decay at rest of mesons and muons. The viability of decay-in-flight neutrino beams as sites for decay-at-rest neutrino studies…

High Energy Physics - Experiment · Physics 2016-11-21 C. Grant , B. R. Littlejohn

Motivated by the observation of non-zero neutrino masses and the potential for discovering physics beyond the Standard Model, numerous experiments are actively searching for neutrinoless double beta $(0\nu\beta\beta)$ decay. In all of these…

High Energy Physics - Phenomenology · Physics 2026-05-05 Noor-Ines Boudjema , Frank F. Deppisch , Antonio Herrero-Brocal , Chayan Majumdar , Supriya Senapati

During the last decade we have carried out a systematic study of the $\beta$ decay of neutron-deficient nuclei, providing rich spectroscopic information of importance for both nuclear structure and nuclear astrophysics. We present an…

Nuclear Experiment · Physics 2023-05-02 S. E. A. Orrigo , B. Rubio , W. Gelletly

Experiments designed to study rare processes, such as neutrinoless double beta decay ($0\nu\beta\beta$), are crucial tests for physics beyond the standard model. These experiments rely on reducing the intrinsic radioactive background to…

The NEXT-100 detector will search for the neutrinoless double beta decay of $^{136}$Xe using an electroluminescent high-pressure xenon gas TPC filled with 100 kg of enriched Xe. An observation of this hypothetical process would establish a…

Instrumentation and Detectors · Physics 2019-08-13 D. Lorca

A new high-precision detector for studying neutrons from beta-delayed neutron emission and direct reaction studies is proposed. The Neutron dEtector with Xn Tracking (NEXT) array is designed to maintain high intrinsic neutron detection…

The analysis of experiments at nuclear reactors where inverse beta decay reaction positron spectrum was measured at different distances from reactor core is presented here. It was found that there appear three enclosed zones of neutrino…

High Energy Physics - Experiment · Physics 2013-04-19 V. V. Sinev