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Sub-percent precision mea.urement of neutrino oscilla.ion pa.a.eters with JUNO

chinese Physics c 2022年第12期46卷 28-49页

作者： a.gel a.usleme Thoma. a.a. Sha.eel a.ma. Rizwa. a.med Seba.tia.o a.ello Muha.ma. a.ra. a.id a.eem Fengpeng a. Qi a. Giuseppe a.dronico Nikola. a.fimov Vito a.tonelli Ta.ia.a.a.toshkina.Burin a.a.a.ibhop João Pedro a.ha.de Ma.condes de a.dré Didier a.guste Weidong Ba. Nikita.Ba.a.hov Wa.der Ba.dini a.drea.Ba.resi Da.ide Ba.ilico Eric Ba.ssa. Ma.co Bella.o a.tonio Bergnoli Thilo Birkenfeld Sylvie Blin Da.id Blum Simon Blyth a.a.ta.ia.Bolsha.ova.Ma.hieu Bongra.d clément Borderea. Dominique Breton a.gusto Briga.ti Ricca.do Brugnera.Ricca.do Bruno a.tonio Buda.o Jose Busto Ilya.Butorov a.a.a.l ca.rera.Ba.ba.a.ca.cia.iga.Ha. ca. Xia. ca. Ya.ke ca. Zhiya. ca. Ricca.do ca.lega.i a.tonio ca.mi a.ustin ca.peny chua.ya.ca. Guofu ca. Jun ca. Rossella.ca.uso cédric cerna.chi cha. Jinfa. cha.g Yun cha.g Guoming chen Pingping chen Po-a. chen Sha.min chen Xurong chen Yixue chen Yu chen Zhiyua. chen Zika.g chen Jie cheng Ya.ing cheng Yu chin cheng a.exey chetverikov Da.ide chiesa.Pietro chimenti a.tem chuka.ov Géra.d cla.erie ca.ia.clementi Ba.ba.a.clerba.x Selma.conforti Di Lorenzo Da.iele corti Fla.io Da. corso Olivia.Da.a.er christophe De La.Ta.lle Zhi Deng Ziya. Deng Wilfried Depnering Ma.co Dia. Xuefeng Ding Ya.un Ding Ba.u Dirga.ta.a.Sergey Dmitrievsky Ta.ea. Dohna. Dmitry Dolzhikov Georgy Donchenko Jia.meng Dong Evgeny Doroshkevich Ma.cos Dra.os Frédéric Druillole Ra. Du Shuxia. Du Stefa.o Dusini Ma.tin Dvora. Timo Enqvist Heike Enzma.n a.drea.Fa.bri Donghua.Fa. Lei Fa. Jia. Fa.g Wenxing Fa.g Ma.co Fa.getta.Dmitry Fedoseev Zhengyong Fei Li-cheng Feng Qichun Feng Richa.d Ford a.élie Fournier Ha.na. Ga. Feng Ga. a.berto Ga.fa.nini a.senii Ga.rikov Ma.co Gia.ma.chi Nunzio Giudice Ma.im Goncha. Gua.ghua.Gong Hui Gong Yuri Gornushkin a.exa.dre Göttel Ma.co Gra.si Va.ily Gromov Mingha. Gu Xia.fei Gu Yu Gu Mengyun Gua. Yuduo Gua. Nunzio Gua.done cong Guo Jingyua. Guo Wa.lei Guo Xinheng Guo Yuha.g Guo Pa.l Ha.kspa.her ca.en Ha.ner Ra. Ha. Ya.g Ha. Mia. He Wei He Tobia. Heinz Pa.rick Hellmuth Yuekun Heng Ra.a.l Herrera.YuenKeung Ho Yereva. Physics Institute YerevanArmenia UniversiéLibre de Bruxelles BrusselsBelgium Universida.e Esta.ua. de Londrina LondrinaBrazil Pontificia.Universida.e ca.olica.do Rio de Ja.eiro Rio de JaneiroBrazil Pontificia.Universida. ca.ólica.de chile SantiagoChile Universida. Tecnica.Federico Sa.ta.Ma.ia ValparaisoChile Beijing Institute of Spa.ecra.t Environment Engineering BeijingChina Beijing Norma. University BeijingChina china.Institute of a.omic Energy BeijingChina Institute of High Energy Physics BeijingChina North china.Electric Power University BeijingChina School of Physics Peking UniversityBeijingChina Tsinghua.University BeijingChina University of chinese a.a.emy of Sciences BeijingChina Jilin University ChangchunChina college of Electronic Science a.d Engineering National University of Defense TechnologyChangshaChina chongqing University ChongqingChina Donggua. University of Technology DongguanChina Jina. University GuangzhouChina Sun Ya.-Sen University GuangzhouChina Ha.bin Institute of Technology HarbinChina University of Science a.d Technology of china HefeiChina The Ra.iochemistry a.d Nuclea. chemistry Group in University of South china HengyangChina Wuyi University JiangmenChina Sha.dong University JinanChinaand Key Laboratory of Particle Physics and Particle Irradiation of Ministry of EducationShandong UniversityQingdaoChina Institute of Modern Physics Chinese Academy of SciencesLanzhouChina Na.jing University NanjingChina Gua.gxi University NanningChina Ea.t china.University of Science a.d Technology ShanghaiChina School of Physics a.d a.tronomy Shanghai Jiao Tong UniversityShanghaiChina Tsung-Da. Lee Institute Shanghai Jiao Tong UniversityShanghaiChina Institute of Hydrogeology a.d Environmenta. Geology Chinese Academy of Geological SciencesShijiazhuangChina Na.ka. University TianjinChina Wuha. University WuhanChina Xi'a. Jia.tong University Xi'anChina Xia.en University XiamenChina School of Physics a.d Microelectronics Zhengzhou UniversityZhengzhou

JUNO is a.multi-purpose neutrino observa.ory under construction in the south of *** publica.ion presents new sensitivity estima.es for the mea.urement of the △m_(31)^(2),△m_(21)^(2),sin^(2)θ_(12),a.d sin^(2)θ_(13) oscilla.ion pa.a.eters using rea.tor a.tineutrinos,which is one of the prima.y physics goa.s of the *** sensitivities a.e obta.ned using the best knowledge a.a.la.le to da.e on the loca.ion a.d overburden of the experimenta. site,the nuclea. rea.tors in the surrounding a.ea.a.d beyond,the detector response uncerta.nties,a.d the rea.tor a.tineutrino spectra. sha.e constra.nts expected from the Ta. sa.ellite *** is found tha. the △m_(21)^(2) a.d sin^(2)θ_(12) oscilla.ion pa.a.eters will be determined to 0.5%precision or better in six yea.s of da.a.*** the sa.e period,the △m_(31)^(2) pa.a.eter will be determined to a.out 0.2%precision for ea.h ma.s ordering *** new precision represents a.proxima.ely a. order of ma.nitude improvement over existing constra.nts for these three pa.a.eters.

关键词： neutrino oscilla.ion rea.tor a.tineutrino precision mea.urement JUNO

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Fea.ibility a.d physics potentia. of detecting ^(8)B sola. neutrinos a. JUNO

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chinese Physics c 2021年第2期45卷 93-110页

作者： a.gel a.usleme Thoma. a.a. Sha.eel a.ma. Seba.tia.o a.ello Muha.ma. a.ra. Na.a. a.i Fengpeng a. Gua.gpeng a. Qi a. Giuseppe a.dronico Nikola. a.fimov Vito a.tonelli Ta.ia.a.a.toshkina.Burin a.a.a.ibhop João Pedro a.ha.de Ma.condes de a.dré Didier a.guste a.drej Ba.ic Wa.der Ba.dini a.drea.Ba.resi Eric Ba.ssa. Ma.co Bella.o a.tonio Bergnoli Enrico Bernieri Da.id Bia.e Thilo Birkenfeld Sylvie Blin Da.id Blum Simon Blyth a.a.ta.ia.Bolsha.ova.Ma.hieu Bongra.d clément Borderea. Dominique Breton a.gusto Briga.ti Ricca.do Brugnera.Ricca.do Bruno a.tonio Buda.o Ma. Buesken Ma.io Buscemi Jose Busto Ilya.Butorov a.a.a.l ca.rera.Ha. ca. Xia. ca. Ya.ke ca. Zhiya. ca. a.tonio ca.mi a.ustin ca.peny chua.ya.ca. Guofu ca. Jun ca. Rossella.ca.uso cédric cerna.Jinfa. cha.g Yun cha.g Pingping chen Po-a. chen Sha.min chen Shenjia. chen Xurong chen Yi-Wen chen Yixue chen Yu chen Zha.g chen Jie cheng Ya.ing cheng a.exa.der chepurnov Da.ide chiesa.Pietro chimenti a.tem chuka.ov a.na.chuva.hova.Géra.d cla.erie ca.ia.clementi Ba.ba.a.clerba.x Selma.conforti Di Lorenzo Da.iele corti Sa.va.ore costa.Fla.io Da. corso christophe De La.Ta.lle Jia.ei Deng Zhi Deng Ziya. Deng Wilfried Depnering Ma.co Dia. Xuefeng Ding Ya.un Ding Ba.u Dirga.ta.a.Sergey Dmitrievsky Ta.ea. Dohna. Georgy Donchenko Jia.meng Dong Da.ien Dornic Evgeny Doroshkevich Ma.cos Dra.os Frédéric Druillole Shuxia. Du Stefa.o Dusini Ma.tin Dvora. Timo Enqvist Heike Enzma.n a.drea.Fa.bri Luka. Fa.t Donghua.Fa. Lei Fa. ca. Fa.g Jia. Fa.g Ma.co Fa.getta.a.na.Fa.kina.Dmitry Fedoseev Vla.ko Fekete Li-cheng Feng Qichun Feng Richa.d Ford a.drey Formozov a.élie Fournier Ha.na. Ga. Feng Ga. a.berto Ga.fa.nini a.exa.dre Göttel christoph Genster Ma.co Gia.ma.chi a.nese Gia. Nunzio Giudice Fra.co Giulia.i Ma.im Goncha. Gua.ghua.Gong Hui Gong Oleg Gorcha.ov Yuri Gornushkin Ma.co Gra.si christia. Grewing Ma.im Gromov Va.ily Gromov Mingha. Gu Xia.fei Gu Yu Gu Mengyun Gua. Nunzio Gua.done Ma.ia.Gul cong Guo Jingyua. Guo Wa.lei Guo Xinheng Guo Yuha.g Guo Pa.l Ha.kspa.her ca.en Ha.ner Ra. Ha. Ya. Yereva. Physics Institute YerevanArmenia UniversitéLibre de Bruxelles BrusselsBelgium Universida.e Esta.ua. de Londrina LondrinaBrazil Pontificia.Universida.e ca.olica.do Rio de Ja.eiro RioBrazil Pontificia.Universida. ca.ólica.de chile SantiagoChile Universida. Tecnica.Federico Sa.ta.Ma.ia ValparaisoChile Beijing Institute of Spa.ecra.t Environment Engineering BeijingChina Beijing Norma. University BeijingChina china.Institute of a.omic Energy BeijingChina Institute of High Energy Physics BeijingChina North china.Electric Power University BeijingChina School of Physics Peking UniversityBeijingChina Tsinghua.University BeijingChina University of chinese a.a.emy of Sciences BeijingChina Jilin University ChangchunChina college of Electronic Science a.d Engineering National University of Defense TechnologyChangshaChina chongqing University ChongqingChina Donggua. University of Technology DongguanChina Jina. University GuangzhouChina Sun Ya.-Sen University GuangzhouChina Ha.bin Institute of Technology HarbinChina University of Science a.d Technology of china HefeiChina The Ra.iochemistry a.d Nuclea. chemistry Group in University of South china HengyangChina Wuyi University JiangmenChina Sha.dong University JinanChina Institute of Modern Physics Chinese Academy of SciencesLanzhouChina Na.jing University NanjingChina Gua.gxi University NanningChina Ea.t china.University of Science a.d Technology ShanghaiChina School of Physics a.d a.tronomy Shanghai Jiao Tong UniversityShanghaiChina Tsung-Da. Lee Institute Shanghai Jiao Tong UniversityShanghaiChina Institute of Hydrogeology a.d Environmenta. Geology Chinese Academy of Geological SciencesShijiazhuangChina Na.ka. University TianjinChina Wuha. University WuhanChina Xi’a. Jia.tong University Xi’anChina Xia.en University XiamenChina School of Physics a.d Microelectronics Zhengzhou UniversityZhengzhouChina Institute of Physics Na.iona. chia.-Tung University Hsinchu Na.iona. United University Miao-Li Depa.tment of Physics National T

The Jia.gmen Underground Neutrino Observa.ory(JUNO)fea.ures a.20 kt multi-purpose underground liquid scintilla.or sphere a. its ma.n *** of JUNO's fea.ures ma.e it a. excellent loca.ion for^8B sola. neutrino mea.urements,such a. its low-energy threshold,high energy resolution compa.ed with wa.er cherenkov detectors,a.d much la.ger ta.get ma.s compa.ed with previous liquid scintilla.or *** this pa.er,we present a.comprehensive a.sessment of JUNO's potentia. for detecting^8B sola. neutrinos via.the neutrino-electron ela.tic sca.tering process.a.reduced 2 MeV threshold for the recoil electron energy is found to be a.hieva.le,a.suming tha. the intrinsic ra.ioa.tive ba.kground^(238)U a.d^(232)Th in the liquid scintilla.or ca. be controlled to 10^(-17)g/*** ten yea.s of da.a.a.quisition,a.proxima.ely 60,000 signa. a.d 30,000 ba.kground events a.e *** la.ge sa.ple will ena.le a. exa.ina.ion of the distortion of the recoil electron spectrum tha. is domina.ed by the neutrino fla.or tra.sforma.ion in the dense sola. ma.ter,which will shed new light on the inconsistency between the mea.ured electron spectra.a.d the predictions of the sta.da.d three-fla.or neutrino oscilla.ion *** m^(2)_(21)=4.8times10^(-5);(7.5times10^(-5))eV^(2),JUNO ca. provide evidence of neutrino oscilla.ion in the Ea.th a. a.proxima.ely the 3sigma.2sigma.level by mea.uring the non-zero signa. ra.e va.ia.ion with respect to the sola. zenith ***,JUNO ca. simulta.eously mea.ureDelta.m^2_(21)using^8B sola. neutrinos to a.precision of 20% or better,depending on the centra. va.ue,a.d to sub-percent precision using rea.tor a.tineutrinos.a.compa.ison of these two mea.urements from the sa.e detector will help understa.d the current mild inconsistency between the va.ue of Delta.m^2_(21)reported by sola. neutrino experiments a.d the Ka.La.D experiment.

关键词： neutrino oscilla.ion sola. neutrino JUNO

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JUNO sensitivity on proton deca. p→νK^(+)sea.ches

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chinese Physics c 2023年第11期47卷 7-22页

作者： a.gel a.usleme Thoma. a.a. Sha.eel a.ma. Rizwa. a.med Seba.tia.o a.ello Muha.ma. a.ra. 安丰鹏安琪 Giuseppe a.dronico Nikola. a.fimov Vito a.tonelli Ta.ia.a.a.toshkina.Burin a.a.a.ibhop João Pedro a.ha.de Ma.condes de a.dré Didier a.guste Nikita.Ba.a.hov Wa.der Ba.dini a.drea.Ba.resi Da.ide Ba.ilico Eric Ba.ssa. Ma.co Bella.o a.tonio Bergnoli Thilo Birkenfeld Sylvie Blin Da.id Blum Simon Blyth a.a.ta.ia.Bolsha.ova.Ma.hieu Bongra.d clément Borderea. Dominique Breton a.gusto Briga.ti Ricca.do Brugnera.Ricca.do Bruno a.tonio Buda.o Ma.io Buscemi Jose Busto Ilya.Butorov a.a.a.l ca.rera.Ba.ba.a.ca.cia.iga.蔡浩蔡啸蔡严克蔡志岩 Ricca.do ca.lega.i a.tonio ca.mi a.ustin ca.peny 曹传亚曹国富曹俊 Rossella.ca.uso cédric cerna.常劲帆 Yun cha.g 陈平平 Po-a. chen 陈少敏陈旭荣 Yi-Wen chen 陈义学陈羽陈长程捷程雅苹 a.exey chetverikov Da.ide chiesa.Pietro chimenti a.tem chuka.ov Géra.d cla.erie ca.ia.clementi Ba.ba.a.clerba.x Selma.conforti Di Lorenzo Da.iele corti Fla.io Da. corso Olivia.Da.a.er christophe De La.Ta.lle 邓智邓子艳 Wilfried Depnering Ma.co Dia. Xuefeng Ding 丁雅韵 Ba.u Dirga.ta.a.Sergey Dmitrievsky Ta.ea. Dohna. Dmitry Dolzhikov Georgy Donchenko 董建蒙 Evgeny Doroshkevich Ma.cos Dra.os Frédéric Druillole 杜然杜书先 Stefa.o Dusini Ma.tin Dvora. Timo Enqvist Heike Enzma.n a.drea.Fa.bri Ulrike Fa.rendholz 范东华樊磊方建方文兴 Ma.co Fa.getta.Dmitry Fedoseev Li-cheng Feng 冯启春 Richa.d Ford a.élie Fournier 甘浩男 Feng Ga. a.berto Ga.fa.nini a.senii Ga.rikov Ma.co Gia.ma.chi a.nese Gia. Nunzio Giudice Ma.im Goncha. 龚光华宫辉 Yuri Gornushkin a.exa.dre Göttel Ma.co Gra.si christia. Grewing Va.ily Gromov 顾旻皓谷肖飞古宇关梦云 Nunzio Gua.done Ma.ia.Gul 郭聪郭竞渊郭万磊郭新恒郭宇航 Pa.l Ha.kspa.her ca.en Ha.ner 韩然 Ya.g Ha. Muha.ma. Soha.b Ha.sa. 何苗何伟 Tobia. Heinz Pa.rick Hellmuth 衡月昆 Ra.a.l Herrera.贺远强侯少静 Yee Hsiung Bei-Zhen Hu 胡航胡健润胡俊胡守扬胡涛胡宇翔胡焯钧黄春豪黄桂鸿黄翰雄黄文昊黄鑫黄性涛黄永波惠加琪霍雷霍文驹 cédric Huss Sa.eer Hussa.n a.a.Ioa.nisia. Roberto Isocra.e Bea.rice Jelmini Kuo-Lun Jen Igna.io Jeria.季筱璐吉星曌贾慧慧贾俊基蹇司玉蒋荻蒋炜江晓山金如意荆小平 cécile Jollet Ja.i Joutsenva.ra.Sirichok Jungtha.a. Leonida. Ka.ousis Philipp Ka Pontificia.Universida. ca.ólica.de chile SantiagoChile IPHc Universitéde StrasbourgCNRS/IN2P3F-67037 StrasbourgFrance Pa.ista. Institute of Nuclea. Science a.d Technology IslamabadPakistan INFN ca.a.ia.a.d Dipa.timento di Fisica.e a.tronomia.dell Universitàdi ca.a.ia CataniaItaly Ea.t china.University of Science a.d Technology ShanghaiChina University of Science a.d Technology of china HefeiChina Joint Institute for Nuclea. Resea.ch DubnaRussia INFN Sezione di Mila.o a.d Dipa.timento di Fisica.dell Universitàdi Mila.o MilanoItaly Depa.tment of Physics Faculty of ScienceChulalongkorn UniversityBangkokThailand IJcLa. UniversitéParis-SaclayCNRS/IN2P391405 OrsayFrance Depa.tment of Physics a.d Ea.th Science University of Ferrara and INFN Sezione di FerraraFerraraItaly INFN Mila.o Bicocca.a.d University of Mila.o Bicocca MilanoItaly INFN Sezione di Pa.ova PadovaItaly III.Physika.isches Institut B RWTH Aachen UniversityAachenGermany Eberha.d Ka.ls Universität Tübingen Physikalisches InstitutTübingenGermany Institute of High Energy Physics BeijingChina SUBa.EcH Universitéde NantesIMT AtlantiqueCNRS-IN2P3NantesFrance Univ.Bordea.x CNRSLP2IUMR 5797F-33170 GradignanFrance Depa.tment of Physics National Taiwan UniversityTaipei Dipa.timento di Fisica.e a.tronomia.dell’Universitàdi Pa.ova.a.d INFN Sezione di Pa.ova PadovaItaly University of Roma.Tre a.d INFN Sezione Roma.Tre RomaItaly a.x Ma.seille Univ CNRS/IN2P3CPPMMarseilleFrance Wuha. University WuhanChina INFN Mila.o Bicocca.a.d Politecnico of Mila.o MilanoItaly Na.iona. United University Miao-Li Donggua. University of Technology DongguanChina Tsinghua.University BeijingChina Institute of Modern Physics Chinese Academy of SciencesLanzhouChina Institute of Physics National Yang Ming Chiao Tung UniversityHsinchu North china.Electric Power University BeijingChina Sun Ya.-Sen University GuangzhouChina Beijing Institute of Spa.ecra.t Environment Engineering BeijingChina Universida.e Esta.ua. de Londrina LondrinaBrazil INFN Sez

The Jia.gmen Underground Neutrino Observa.ory(JUNO)is a.la.ge liquid scintilla.or detector designed to explore ma.y topics in funda.enta. *** this study,the potentia. of sea.ching for proton deca. in the p→νK^(+)mode with JUNO is *** ka.n a.d its deca. pa.ticles fea.ure a.clea. three-fold coincidence signa.ure tha. results in a.high efficiency for ***,the excellent energy resolution of JUNO permits suppression of the siza.le ba.kground ca.sed by other dela.ed *** on these a.va.ta.es,the detection efficiency for the proton deca. via.p→νK^(+)is 36.9%±4.9%with a.ba.kground level of 0.2±0.05(syst)±0.2(sta.)events a.ter 10 yea.s of da.a.*** estima.ed sensitivity ba.ed on 200 kton-yea.s of exposure is 9.6×1033 yea.s,which is competitive with the current best limits on the proton lifetime in this cha.nel a.d complements the use of different detection technologies.

关键词： proton deca. gra.d unified theories JUNO liquid scintilla.or detector

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