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Related papers: The Electron Capture $^{163}$Ho Experiment ECHo: a…

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HOLMES is a new experiment aiming at directly measuring the neutrino mass with a sensitivity below 2 eV. HOLMES will perform a calorimetric measurement of the energy released in the decay of $^{163}$Ho. The calorimetric measurement…

We explore the sensitivity of $^{163}$Ho electron capture experiments to neutrino masses in the standard framework of three-neutrino mixing and in the framework of 3+1 neutrino mixing with a sterile neutrino which mixes with the three…

High Energy Physics - Phenomenology · Physics 2016-06-29 L. Gastaldo , C. Giunti , E. M. Zavanin

Electron capture can determine the electron neutrino mass, while the beta decay of Tritium measures the electron antineutrino mass and the neutrinoless double beta decay observes the Majorana neutrino mass. Electron capture e. g. on 163Ho…

Nuclear Theory · Physics 2017-04-19 Amand Faessler , Loredana Gastaldo , Fedor Simkovic

The electron capture decay of the isotope 163-Ho has been proposed since a long time as a candidate for measuring the electron neutrino mass and recently the interest on this idea has been renewed. In this paper we note that a direct…

High Energy Physics - Phenomenology · Physics 2015-05-20 Maurizio Lusignoli , Marco Vignati

The assessment of neutrino absolute mass scale is still a crucial challenge in today particle physics and cosmology. Beta or electron capture spectrum end-point study is currently the only experimental method which can provide a model…

Recent years have witnessed many exciting breakthroughs in neutrino physics. The detection of neutrino oscillations has proved that neutrinos are massive particles but the assessment of their absolute mass scale is still an outstanding…

High Energy Physics - Phenomenology · Physics 2016-06-07 Angelo Nucciotti

The neutrino mass can be extracted from a high statistics, high resolution calorimetric spectrum of electron capture in ${}^{163}$Ho. In order to better understand the shape of the calorimetric electron capture spectrum, a second isotope…

Three decades ago, the measurement of the electron neutrino mass in atomic electron capture (EC) experiments was scrutinized in its two variants: single EC and neutrino-less double EC. For certain isotopes an atomic resonance enormously…

High Energy Physics - Phenomenology · Physics 2013-05-22 A. De Rújula

The international project ``Microcalorimeter Arrays for a Rhenium Experiment'' (MARE) aims at the direct and calorimetric measurement of the electron neutrino mass with sub-electronvolt sensitivity. Calorimetric neutrino mass experiments…

High Energy Physics - Experiment · Physics 2019-08-13 A. Nucciotti

Capturing low-energy electron antineutrinos on radioactive Ho-163 nuclei, which decay into Dy-163 via electron capture (EC), is a noteworthy opportunity to detect relic sterile antineutrinos. Such hypothetical particles are more or less…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-27 Y. F. Li , Zhi-zhong Xing

A joint effort of cryogenic microcalorimetry (CM) and high-precision Penning-trap mass spectrometry (PT-MS) in investigating atomic orbital electron capture (EC) can shed light on the possible existence of heavy sterile neutrinos with…

High Energy Physics - Phenomenology · Physics 2015-06-18 P. E. Filianin , K. Blaum , S. A. Eliseev , L. Gastaldo , Yu. N. Novikov , V. M. Shabaev , I. I. Tupitsyn , J. Vergados

There are three different methods used to search the neutrino mass: - The electron antineutrino mass can probably best be determined by the Triton decay. - The neutrinoless Double Beta Decay yields information, if the neutrino is a Dirac or…

Nuclear Theory · Physics 2017-03-21 Amand Faessler

We present a reanalysis of the experimental data of electron capture in $^7$Be embedded in Ta which have been published by other authors. Our goal is to set upper limits on a mixture of electron neutrino with a possible right-handed heavy…

High Energy Physics - Experiment · Physics 2021-12-28 N. A. Likhovid , V. S. Pantuev

Holmium 163 offers perhaps the best chance to determine the neutrino mass by electron capture. This contribution treats the electron capture in 163 Holmium completely relativistic for the overlap and exchange corrections and the description…

Nuclear Theory · Physics 2015-06-22 Amand Faessler , Loredana Gastaldo , M. F. Simkovic

The atomic mass difference of 163Ho and 163Dy has been directly measured with the Penning trap mass spectrometer SHIPTRAP applying the novel phase imaging ion cyclotron resonance technique. Our measurement has solved the long standing…

Recent proposals to study the mass of the "electron" neutrino at a sensitivity of 0.3 eV can be used to place limits on the right handed and scalar charged currents at a level which improves on the present experimental limits. Indeed the…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. H. J. McKellar , M. Garbutt , G. J. Stephenson , T. Goldman

The standard kinematic method for determining neutrino mass from the beta decay of tritium or other isotope is to measure the shape of the electron spectrum near the endpoint. It has been known for 30 years that a similar distortion of the…

Nuclear Theory · Physics 2015-03-25 R. G. H. Robertson

In recent years, the progress on low temperature detector technologies has allowed design of large scale experiments aiming at pushing down the sensitivity on the neutrino mass below 1\,eV. Even with outstanding performances in both energy…

We present a new strategy for measuring the electron neutrino mass ($\mnue$) by future detection of a Galactic supernova in large underground detectors such as the Super-Kamiokande (SK). This method is nearly model-independent and one can…

Astrophysics · Physics 2009-10-30 Tomonori Totani

The turn of the 21st century witnessed a sudden shift in our fundamental understanding of particle physics. While the minimal Standard Model predicts that neutrino masses are exactly zero, the discovery of neutrino oscillations proved the…

Nuclear Experiment · Physics 2021-05-21 Joseph A. Formaggio , André Luiz C. de Gouvêa , R. G. Hamish Robertson