Feasibility study for measurement of beta-decay rates of Λ hypernuclei
The baryon structure may be modified in nuclear medium. The quark meson coupling model predicts that the beta decay rate of a Λ hyperon in Λ hypernuclei decreases by 20% at maximum. We propose an experiment to precisely measure the beta-decay rate of 5ΛHe at J-PARC via the (π+, K+) reaction. A feasi...
Ausführliche Beschreibung
Autor*in: |
Kamada Kento [verfasserIn] Fujita Manami [verfasserIn] Tamura Hirokazu [verfasserIn] |
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Format: |
E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2022 |
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Übergeordnetes Werk: |
In: EPJ Web of Conferences - EDP Sciences, 2010, 271, p 01009(2022) |
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Übergeordnetes Werk: |
volume:271, p 01009 ; year:2022 |
Links: |
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DOI / URN: |
10.1051/epjconf/202227101009 |
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Katalog-ID: |
DOAJ026021064 |
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10.1051/epjconf/202227101009 doi (DE-627)DOAJ026021064 (DE-599)DOAJ603463f8444c4db3bc3a29cdee614169 DE-627 ger DE-627 rakwb eng QC1-999 Kamada Kento verfasserin aut Feasibility study for measurement of beta-decay rates of Λ hypernuclei 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The baryon structure may be modified in nuclear medium. The quark meson coupling model predicts that the beta decay rate of a Λ hyperon in Λ hypernuclei decreases by 20% at maximum. We propose an experiment to precisely measure the beta-decay rate of 5ΛHe at J-PARC via the (π+, K+) reaction. A feasibility study via GEANT4 simulation has been done, showing that the background can be suppressed down to ~ 3.9% of the betadecay electron yield, using a calorimeter covering the whole solid angle around the target. The measurement of the beta-decay of a Λ in a nucleus is found to be feasible. Physics Fujita Manami verfasserin aut Tamura Hirokazu verfasserin aut In EPJ Web of Conferences EDP Sciences, 2010 271, p 01009(2022) (DE-627)647306611 (DE-600)2595425-8 2100014X nnns volume:271, p 01009 year:2022 https://doi.org/10.1051/epjconf/202227101009 kostenfrei https://doaj.org/article/603463f8444c4db3bc3a29cdee614169 kostenfrei https://www.epj-conferences.org/articles/epjconf/pdf/2022/15/epjconf_hyp2022_01009.pdf kostenfrei https://doaj.org/toc/2100-014X Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2005 GBV_ILN_2009 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2055 GBV_ILN_2111 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 271, p 01009 2022 |
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10.1051/epjconf/202227101009 doi (DE-627)DOAJ026021064 (DE-599)DOAJ603463f8444c4db3bc3a29cdee614169 DE-627 ger DE-627 rakwb eng QC1-999 Kamada Kento verfasserin aut Feasibility study for measurement of beta-decay rates of Λ hypernuclei 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The baryon structure may be modified in nuclear medium. The quark meson coupling model predicts that the beta decay rate of a Λ hyperon in Λ hypernuclei decreases by 20% at maximum. We propose an experiment to precisely measure the beta-decay rate of 5ΛHe at J-PARC via the (π+, K+) reaction. A feasibility study via GEANT4 simulation has been done, showing that the background can be suppressed down to ~ 3.9% of the betadecay electron yield, using a calorimeter covering the whole solid angle around the target. The measurement of the beta-decay of a Λ in a nucleus is found to be feasible. Physics Fujita Manami verfasserin aut Tamura Hirokazu verfasserin aut In EPJ Web of Conferences EDP Sciences, 2010 271, p 01009(2022) (DE-627)647306611 (DE-600)2595425-8 2100014X nnns volume:271, p 01009 year:2022 https://doi.org/10.1051/epjconf/202227101009 kostenfrei https://doaj.org/article/603463f8444c4db3bc3a29cdee614169 kostenfrei https://www.epj-conferences.org/articles/epjconf/pdf/2022/15/epjconf_hyp2022_01009.pdf kostenfrei https://doaj.org/toc/2100-014X Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2005 GBV_ILN_2009 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2055 GBV_ILN_2111 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 271, p 01009 2022 |
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10.1051/epjconf/202227101009 doi (DE-627)DOAJ026021064 (DE-599)DOAJ603463f8444c4db3bc3a29cdee614169 DE-627 ger DE-627 rakwb eng QC1-999 Kamada Kento verfasserin aut Feasibility study for measurement of beta-decay rates of Λ hypernuclei 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The baryon structure may be modified in nuclear medium. The quark meson coupling model predicts that the beta decay rate of a Λ hyperon in Λ hypernuclei decreases by 20% at maximum. We propose an experiment to precisely measure the beta-decay rate of 5ΛHe at J-PARC via the (π+, K+) reaction. A feasibility study via GEANT4 simulation has been done, showing that the background can be suppressed down to ~ 3.9% of the betadecay electron yield, using a calorimeter covering the whole solid angle around the target. The measurement of the beta-decay of a Λ in a nucleus is found to be feasible. Physics Fujita Manami verfasserin aut Tamura Hirokazu verfasserin aut In EPJ Web of Conferences EDP Sciences, 2010 271, p 01009(2022) (DE-627)647306611 (DE-600)2595425-8 2100014X nnns volume:271, p 01009 year:2022 https://doi.org/10.1051/epjconf/202227101009 kostenfrei https://doaj.org/article/603463f8444c4db3bc3a29cdee614169 kostenfrei https://www.epj-conferences.org/articles/epjconf/pdf/2022/15/epjconf_hyp2022_01009.pdf kostenfrei https://doaj.org/toc/2100-014X Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2005 GBV_ILN_2009 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2055 GBV_ILN_2111 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 271, p 01009 2022 |
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10.1051/epjconf/202227101009 doi (DE-627)DOAJ026021064 (DE-599)DOAJ603463f8444c4db3bc3a29cdee614169 DE-627 ger DE-627 rakwb eng QC1-999 Kamada Kento verfasserin aut Feasibility study for measurement of beta-decay rates of Λ hypernuclei 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier The baryon structure may be modified in nuclear medium. The quark meson coupling model predicts that the beta decay rate of a Λ hyperon in Λ hypernuclei decreases by 20% at maximum. We propose an experiment to precisely measure the beta-decay rate of 5ΛHe at J-PARC via the (π+, K+) reaction. A feasibility study via GEANT4 simulation has been done, showing that the background can be suppressed down to ~ 3.9% of the betadecay electron yield, using a calorimeter covering the whole solid angle around the target. The measurement of the beta-decay of a Λ in a nucleus is found to be feasible. Physics Fujita Manami verfasserin aut Tamura Hirokazu verfasserin aut In EPJ Web of Conferences EDP Sciences, 2010 271, p 01009(2022) (DE-627)647306611 (DE-600)2595425-8 2100014X nnns volume:271, p 01009 year:2022 https://doi.org/10.1051/epjconf/202227101009 kostenfrei https://doaj.org/article/603463f8444c4db3bc3a29cdee614169 kostenfrei https://www.epj-conferences.org/articles/epjconf/pdf/2022/15/epjconf_hyp2022_01009.pdf kostenfrei https://doaj.org/toc/2100-014X Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2005 GBV_ILN_2009 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2055 GBV_ILN_2111 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 271, p 01009 2022 |
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The baryon structure may be modified in nuclear medium. The quark meson coupling model predicts that the beta decay rate of a Λ hyperon in Λ hypernuclei decreases by 20% at maximum. We propose an experiment to precisely measure the beta-decay rate of 5ΛHe at J-PARC via the (π+, K+) reaction. A feasibility study via GEANT4 simulation has been done, showing that the background can be suppressed down to ~ 3.9% of the betadecay electron yield, using a calorimeter covering the whole solid angle around the target. The measurement of the beta-decay of a Λ in a nucleus is found to be feasible. |
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The baryon structure may be modified in nuclear medium. The quark meson coupling model predicts that the beta decay rate of a Λ hyperon in Λ hypernuclei decreases by 20% at maximum. We propose an experiment to precisely measure the beta-decay rate of 5ΛHe at J-PARC via the (π+, K+) reaction. A feasibility study via GEANT4 simulation has been done, showing that the background can be suppressed down to ~ 3.9% of the betadecay electron yield, using a calorimeter covering the whole solid angle around the target. The measurement of the beta-decay of a Λ in a nucleus is found to be feasible. |
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The baryon structure may be modified in nuclear medium. The quark meson coupling model predicts that the beta decay rate of a Λ hyperon in Λ hypernuclei decreases by 20% at maximum. We propose an experiment to precisely measure the beta-decay rate of 5ΛHe at J-PARC via the (π+, K+) reaction. A feasibility study via GEANT4 simulation has been done, showing that the background can be suppressed down to ~ 3.9% of the betadecay electron yield, using a calorimeter covering the whole solid angle around the target. The measurement of the beta-decay of a Λ in a nucleus is found to be feasible. |
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|
score |
7.4000998 |