NSR Query Results
Output year order : Descending NSR database version of May 3, 2024. Search: Author = I.J.Arnquist Found 8 matches. 2023AR01 Phys.Rev. C 107, 014321 (2023) I.J.Arnquist, for the Majorana Collaboration Interpretable boosted-decision-tree analysis for the Majorana Demonstrator
doi: 10.1103/PhysRevC.107.014321
2023AR02 Phys.Rev.Lett. 130, 062501 (2023) I.J.Arnquist, for the Majorana Collaboration Final Result of the Majorana Demonstrator's Search for Neutrinoless Double-β Decay in 76Ge RADIOACTIVITY 76Ge(2β-); measured decay products, Eβ, Iβ; deduced neutrinoless T1/2 limit, Majorana mass range. Comparison with available data. Majorana Demonstrator, the Davis campus of the Sanford Underground Research Facility (SURF) in Lead, South Dakota.
doi: 10.1103/PhysRevLett.130.062501
2023AR05 Phys.Rev. C 107, 045503 (2023) I.J.Arnquist, for the Majorana Collaboration Charge trapping correction and energy performance of the Majorana Demonstrator
doi: 10.1103/PhysRevC.107.045503
2023AR11 Phys.Rev.Lett. 131, 152501 (2023) I.J.Arnquist, for the Majorana Collaboration Constraints on the Decay of 180mTa RADIOACTIVITY 180Ta(IT), (EC), (β-), (α); measured decay products, Eγ, Iγ; deduced T1/2 limits for β-, α-, isomeric transition and internal conversion decays. Comparison with available data. The Majorana Demonstrator.
doi: 10.1103/PhysRevLett.131.152501
2022AR02 Phys.Rev. C 105, 014617 (2022) I.J.Arnquist, for the Majorana Collaboration Signatures of muonic activation in the Majorana Demonstrator RADIOACTIVITY 76Ge(2β-); measured sources of background activities formed in various processes on 87.3% enriched 76Ge and other Ge isotopes present in the counting material for the operation of the Majorana Demonstrator array at the Sanford Underground Research Facility (SURF), Lead , South Dakota for the measurement of 0νββ decay mode of 76Ge. 73As(EC); 73Ga(β-); measured production rates of isomer(s) in 73Ge. 71m,75m,77,77mGe; measured production rates, and compared with calculated simulated rates using GEANT 4.9.6, GEANT 4.10.5 and FLUKA codes. 58,60Co, 61,62,66Cu, 63,71,73Zn, 66,68,72,74,75,76Ga, 66,67,69,77,77mGe; calculated simulated Demonstrator array event rates produced by the cosmogenic isotopes using GEANT 4.9.6, and GEANT 4.10.5 codes. Relevance to search for cosmogenically produced isotopes in the MAJORANA DEMONSTRATOR array, compared with the detected number to predictions from simulations.
doi: 10.1103/PhysRevC.105.014617
2022AR08 Phys.Rev. C 105, 064610 (2022) I.J.Arnquist, for the Majorana Collaboration Experimental study of 13C(α, n)16O reactions in the Majorana Demonstrator calibration data NUCLEAR REACTIONS 13C(α, n), E=5.423, 5.34, 5.685, 5.449, 6.288, 6.778, 6.05, 6.089, 8.785 MeV; measured Eγ, Iγ; deduced yields; calculated σ(E), neutron spectrum with TALYS. Estimated possible background contribution from (α, n) reaction in low- background experiments (e.g. 0νββ search). α-particles from decay of 228Th chain used as a calibration source enclosed in carbon-rich material. Measurements with HPGe detectors used in MAJORANA DEMONSTRATOR.
doi: 10.1103/PhysRevC.105.064610
2022NO06 Phys.Rev. C 105, 055501 (2022) P.Novella, M.Sorel, A.Uson, C.Adams, H.Almazan, V.Alvarez, B.Aparicio, A.I.Aranburu, L.Arazi, I.J.Arnquist, S.Ayet, C.D.R.Azevedo, K.Bailey, F.Ballester, J.M.Benlloch-Rodriguez, F.I.G.M.Borges, S.Bounasser, N.Byrnes, S.Carcel, J.V.Carrion, S.Cebrian, E.Church, C.A.N.Conde, T.Contreras, F.P.Cossio, A.A.Denisenko, G.Diaz, J.Diaz, T.Dickel, J.Escada, R.Esteve, A.Fahs, R.Felkai, L.M.P.Fernandes, P.Ferrario, A.L.Ferreira, F.W.Foss, E.D.C.Freitas, Z.Freixa, J.Generowicz, A.Goldschmidt, J.J.Gomez-Cadenas, R.Gonzalez, D.Gonzalez-Diaz, R.Guenette, R.M.Gutierrez, J.Haefner, K.Hafidi, J.Hauptman, C.A.O.Henriques, J.A.Hernando Morata, P.Herrero-Gomez, V.Herrero, J.Ho, Y.Ifergan, B.J.P.Jones, M.Kekic, L.Labarga, A.Laing, L.Larizgoitia, P.Lebrun, D.Lopez Gutierrez, N.Lopez-March, M.Losada, R.D.P.Mano, J.Martin-Albo, A.Martinez, G.Martinez-Lema, M.Martinez-Vara, A.D.McDonald, Z.E.Meziani, K.Mistry, F.Monrabal, C.M.B.Monteiro, F.J.Mora, J.Munoz Vidal, K.Navarro, D.R.Nygren, E.Oblak, M.Odriozola-Gimeno, B.Palmeiro, A.Para, J.Perez, M.Querol, A.Raymond, A.B.Redwine, J.Renner, L.Ripoll, I.Rivilla, Y.Rodriguez Garcia, J.Rodriguez, C.Rogero, L.Rogers, B.Romeo, C.Romo-Luque, F.P.Santos, J.M.F.dos Santos, A.Simon, C.Stanford, J.M.R.Teixeira, P.Thapa, J.F.Toledo, J.Torrent, J.F.C.A.Veloso, T.T.Vuong, R.Webb, J.T.White, K.Woodruff, N.Yahlali, for the NEXT Collaboration Measurement of the 136Xe two-neutrino double-β-decay half-life via direct background subtraction in NEXT RADIOACTIVITY 136Xe(2β-); measured Eβ, Iβ, ββ-coin; deduced event rate, T1/2 of two-neutrino double-β-decay. NEXT-White time-projection chamber loaded with Xenon operated at Laboratorio Subterraneo de Canfranc. Data from 2016-021 campaign.
doi: 10.1103/PhysRevC.105.055501
2021AR01 Phys.Rev. C 103, 015501 (2021) I.J.Arnquist, for the Majorana Collaboration Search for double-β decay of 76Ge to excited states of 76Se with the MAJORANA DEMONSTRATOR RADIOACTIVITY 76Ge(2β-); measured Eγ, Iγ, γγ-coin using MAJORANA DEMONSTRATOR array of HPGe detectors with 41.9 kg yr of isotopic exposure at Sanford Underground Research Facility (SURF); deduced lower limits of half-lives for 0νββ and 2νββ decay modes to the ground state, and first two 2+ excited states, and the first excited 0+ state of 76Se, and upper limit of effective Majorana mass of the electron neutrino. Comparison with earlier experimental results.
doi: 10.1103/PhysRevC.103.015501
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