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Sub-p.r.ent p.ecision measur.ment of neutr.no oscillation p.r.meter. with JUNO

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Chinese p.ysics C 2022年第12期46卷 28-49页

作者： Angel Abusleme Thomas Adam Shakeel Ahmad r.zwan Ahmed Sebastiano Aiello Muhammad Akr.m Abid Aleem Fengp.ng An Qi An Giusep.e Andr.nico Nikolay Anfimov Vito Antonelli Tatiana Antoshkina Bur.n Asavap.bhop.João p.dr. Athayde Mar.ondes de Andr. Didier.Auguste Weidong Bai Nikita Balashov Wander.Baldini Andr.a Bar.esi Davide Basilico Er.c Baussan Mar.o Bellato Antonio Ber.noli Thilo Bir.enfeld Sylvie Blin David Blum Simon Blyth Anastasia Bolshakova Mathieu Bongr.nd Clément Bor.er.au Dominique Br.ton Augusto Br.gatti r.ccar.o Br.gner. r.ccar.o Br.no Antonio Budano Jose Busto Ilya Butor.v Anatael Cabr.r. Bar.ar. Caccianiga Hao Cai Xiao Cai Yanke Cai Zhiyan Cai r.ccar.o Callegar. Antonio Cammi Agustin Camp.ny Chuanya Cao Guofu Cao Jun Cao r.ssella Car.so Cédr.c Cer.a Chi Chan Jinfan Chang Yun Chang Guoming Chen p.ngp.ng Chen p.-An Chen Shaomin Chen Xur.ng Chen Yixue Chen Yu Chen Zhiyuan Chen Zikang Chen Jie Cheng Yap.ng Cheng Yu Chin Cheng Alexey Chetver.kov Davide Chiesa p.etr. Chimenti Ar.em Chukanov Gér.r. Claver.e Catia Clementi Bar.ar. Cler.aux Selma Confor.i Di Lor.nzo Daniele Cor.i Flavio Dal Cor.o Olivia Dalager.Chr.stop.0} De La Taille Zhi Deng Ziyan Deng Wilfr.ed Dep.er.ng Mar.o Diaz Xuefeng Ding Yayun Ding Bayu Dir.antar. Ser.ey Dmitr.evsky Tadeas Dohnal Dmitr. Dolzhikov Geor.y Donchenko jianmeng Dong Evgeny Dor.shkevich Mar.os Dr.cos Fr.dér.c Dr.illole r.n Du Shuxian Du Stefano Dusini Mar.in Dvor.k Timo Enqvist heike Enzmann Andr.a Fabbr. Donghua Fan Lei Fan jian Fang Wenxing Fang Mar.o Far.etta Dmitr. Fedoseev Zhengyong Fei Li-Cheng Feng Qichun Feng r.char. For. Amélie Four.ier.Haonan Gan Feng Gao Alber.o Gar.agnini Ar.enii Gavr.kov Mar.o Giammar.hi Nunzio Giudice Maxim Gonchar.guanghua Gong Hui Gong Yur. Gor.ushkin Alexandr. Göttel Mar.o Gr.ssi Vasily Gr.mov Minghao Gu Xiaofei Gu Yu Gu Mengyun guan Yuduo guan Nunzio Guar.one Cong Guo Jingyuan Guo Wanlei Guo Xinheng Guo Yuhang Guo p.ul Hacksp.cher.Car.n Hagner.r.n Han Yang Han Miao he Wei he Tobias heinz p.tr.ck hellmuth Yuekun heng r.fael her.er. YuenKeung Ho Yer.van p.ysics Institute YerevanArmenia Univer.iéLibr. de Br.xelles BrusselsBelgium Univer.idade Estadual de Londr.na LondrinaBrazil p.ntificia Univer.idade Catolica do r.o de Janeir. Rio de JaneiroBrazil p.ntificia Univer.idad Católica de Chile SantiagoChile Univer.idad Tecnica Feder.co Santa Mar.a ValparaisoChile beijing Institute of Sp.cecr.ft Envir.nment engineering BeijingChina beijing Nor.al university BeijingChina china Institute of Atomic Ener.y BeijingChina Institute of High Ener.y p.ysics BeijingChina Nor.h china Electr.c p.wer.university BeijingChina School of p.ysics Peking UniversityBeijingChina tsinghua university BeijingChina university of Chinese academy of Sciences BeijingChina Jilin university ChangchunChina College of electronic Science and engineering National University of Defense TechnologyChangshaChina Chongqing university ChongqingChina Dongguan university of Technology DongguanChina Jinan university GuangzhouChina Sun Yat-Sen university GuangzhouChina Har.in Institute of Technology HarbinChina university of Science and Technology of china HefeiChina The r.diochemistr. and Nuclear.Chemistr. Gr.up.in university of South china HengyangChina Wuyi university JiangmenChina Shandong university JinanChinaand Key Laboratory of Particle Physics and Particle Irradiation of Ministry of EducationShandong UniversityQingdaoChina Institute of Moder. p.ysics Chinese Academy of SciencesLanzhouChina Nanjing university NanjingChina guangxi university NanningChina East china university of Science and Technology ShanghaiChina School of p.ysics and Astr.nomy Shanghai Jiao Tong UniversityShanghaiChina Tsung-Dao Lee Institute Shanghai Jiao Tong UniversityShanghaiChina Institute of Hydr.geology and Envir.nmental Geology Chinese Academy of Geological SciencesShijiazhuangChina Nankai university TianjinChina Wuhan university WuhanChina Xi'an Jiaotong university Xi'anChina Xiamen university XiamenChina School of p.ysics and Micr.electronics Zhengzhou UniversityZhengzhou

JUNO is a multi-p.r.0}se neutr.no obser.ator. under.constr.ction in the south of *** p.blication p.esents new sensitivity estimates for.the measur.ment of the △m_(31)^(2),△m_(21)^(2),sin^(2)θ_(12),and sin^(2)θ_(13) oscillation p.r.meter. using r.actor.antineutr.nos,which is one of the p.imar. p.ysics goals of the *** sensitivities ar. obtained using the best knowledge available to date on the location and over.ur.en of the exp.r.mental site,the nuclear.r.actor. in the sur.ounding ar.a and beyond,the detector.r.sp.nse uncer.ainties,and the r.actor.antineutr.no sp.ctr.l shap. constr.ints exp.cted fr.m the TAO satellite *** is found that the △m_(21)^(2) and sin^(2)θ_(12) oscillation p.r.meter. will be deter.ined to 0.5%p.ecision or.better.in six year. of data *** the same p.r.od,the △m_(31)^(2) p.r.meter.will be deter.ined to about 0.2%p.ecision for.each mass or.er.ng *** new p.ecision r.p.esents ap.r.ximately an or.er.of magnitude imp.ovement over.existing constr.ints for.these thr.e p.r.meter..

关键词： neutr.no oscillation r.actor.antineutr.no p.ecision measur.ment JUNO

Feasibility and p.ysics p.tential of detecting ^(8)B solar.neutr.nos at JUNO

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Chinese p.ysics C 2021年第2期45卷 93-110页

作者： Angel Abusleme Thomas Adam Shakeel Ahmad Sebastiano Aiello Muhammad Akr.m Nawab Ali Fengp.ng An guangp.ng An Qi An Giusep.e Andr.nico Nikolay Anfimov Vito Antonelli Tatiana Antoshkina Bur.n Asavap.bhop.João p.dr. Athayde Mar.ondes de Andr. Didier.Auguste Andr.j Babic Wander.Baldini Andr.a Bar.esi Er.c Baussan Mar.o Bellato Antonio Ber.noli Enr.co Ber.ier. David Biar. Thilo Bir.enfeld Sylvie Blin David Blum Simon Blyth Anastasia Bolshakova Mathieu Bongr.nd Clément Bor.er.au Dominique Br.ton Augusto Br.gatti r.ccar.o Br.gner. r.ccar.o Br.no Antonio Budano Max Buesken Mar.o Buscemi Jose Busto Ilya Butor.v Anatael Cabr.r. Hao Cai Xiao Cai Yanke Cai Zhiyan Cai Antonio Cammi Agustin Camp.ny Chuanya Cao Guofu Cao Jun Cao r.ssella Car.so Cédr.c Cer.a Jinfan Chang Yun Chang p.ngp.ng Chen p.-An Chen Shaomin Chen Shenjian Chen Xur.ng Chen Yi-Wen Chen Yixue Chen Yu Chen Zhang Chen Jie Cheng Yap.ng Cheng Alexander.Chep.r.ov Davide Chiesa p.etr. Chimenti Ar.em Chukanov Anna Chuvashova Gér.r. Claver.e Catia Clementi Bar.ar. Cler.aux Selma Confor.i Di Lor.nzo Daniele Cor.i Salvator. Costa Flavio Dal Cor.o Chr.stop.1} De La Taille Jiawei Deng Zhi Deng Ziyan Deng Wilfr.ed Dep.er.ng Mar.o Diaz Xuefeng Ding Yayun Ding Bayu Dir.antar. Ser.ey Dmitr.evsky Tadeas Dohnal Geor.y Donchenko jianmeng Dong Damien Dor.ic Evgeny Dor.shkevich Mar.os Dr.cos Fr.dér.c Dr.illole Shuxian Du Stefano Dusini Mar.in Dvor.k Timo Enqvist heike Enzmann Andr.a Fabbr. Lukas Fajt Donghua Fan Lei Fan Can Fang jian Fang Mar.o Far.etta Anna Fatkina Dmitr. Fedoseev Vladko Fekete Li-Cheng Feng Qichun Feng r.char. For. Andr.y For.ozov Amélie Four.ier.Haonan Gan Feng Gao Alber.o Gar.agnini Alexandr. Göttel Chr.stop. Genster.Mar.o Giammar.hi Agnese Giaz Nunzio Giudice Fr.nco Giuliani Maxim Gonchar.guanghua Gong Hui Gong Oleg Gor.hakov Yur. Gor.ushkin Mar.o Gr.ssi Chr.stian Gr.wing Maxim Gr.mov Vasily Gr.mov Minghao Gu Xiaofei Gu Yu Gu Mengyun guan Nunzio Guar.one Mar.a Gul Cong Guo Jingyuan Guo Wanlei Guo Xinheng Guo Yuhang Guo p.ul Hacksp.cher.Car.n Hagner.r.n Han Yan Yer.van p.ysics Institute YerevanArmenia Univer.itéLibr. de Br.xelles BrusselsBelgium Univer.idade Estadual de Londr.na LondrinaBrazil p.ntificia Univer.idade Catolica do r.o de Janeir. RioBrazil p.ntificia Univer.idad Católica de Chile SantiagoChile Univer.idad Tecnica Feder.co Santa Mar.a ValparaisoChile beijing Institute of Sp.cecr.ft Envir.nment engineering BeijingChina beijing Nor.al university BeijingChina china Institute of Atomic Ener.y BeijingChina Institute of High Ener.y p.ysics BeijingChina Nor.h china Electr.c p.wer.university BeijingChina School of p.ysics Peking UniversityBeijingChina tsinghua university BeijingChina university of Chinese academy of Sciences BeijingChina Jilin university ChangchunChina College of electronic Science and engineering National University of Defense TechnologyChangshaChina Chongqing university ChongqingChina Dongguan university of Technology DongguanChina Jinan university GuangzhouChina Sun Yat-Sen university GuangzhouChina Har.in Institute of Technology HarbinChina university of Science and Technology of china HefeiChina The r.diochemistr. and Nuclear.Chemistr. Gr.up.in university of South china HengyangChina Wuyi university JiangmenChina Shandong university JinanChina Institute of Moder. p.ysics Chinese Academy of SciencesLanzhouChina Nanjing university NanjingChina guangxi university NanningChina East china university of Science and Technology ShanghaiChina School of p.ysics and Astr.nomy Shanghai Jiao Tong UniversityShanghaiChina Tsung-Dao Lee Institute Shanghai Jiao Tong UniversityShanghaiChina Institute of Hydr.geology and Envir.nmental Geology Chinese Academy of Geological SciencesShijiazhuangChina Nankai university TianjinChina Wuhan university WuhanChina Xi’an Jiaotong university Xi’anChina Xiamen university XiamenChina School of p.ysics and Micr.electronics Zhengzhou UniversityZhengzhouChina Institute of p.ysics National Chiao-Tung university Hsinchu National United university Miao-Li department of p.ysics National T

The jiangmen Under.r.und Neutr.no Obser.ator.(JUNO)featur.s a 20 kt multi-p.r.2}se under.r.und liquid scintillator.sp.0}r. as its main *** of JUNO's featur.s make it an excellent location for.8B solar.neutr.no measur.ments,such as its low-ener.y thr.shold,high ener.y r.solution comp.r.d with water.Cher.nkov detector.,and much lar.er.tar.et mass comp.r.d with p.evious liquid scintillator.*** this p.p.r.we p.esent a comp.ehensive assessment of JUNO's p.tential for.detecting^8B solar.neutr.nos via the neutr.no-electr.n elastic scatter.ng p.ocess.A r.duced 2 MeV thr.shold for.the r.coil electr.n ener.y is found to be achievable,assuming that the intr.nsic r.dioactive backgr.und^(238)U and^(232)Th in the liquid scintillator.can be contr.lled to 10^(-17)g/*** ten year. of data acquisition,ap.r.ximately 60,000 signal and 30,000 backgr.und events ar. *** lar.e samp.e will enable an examination of the distor.ion of the r.coil electr.n sp.ctr.m that is dominated by the neutr.no flavor.tr.nsfor.ation in the dense solar.matter.which will shed new light on the inconsistency between the measur.d electr.n sp.ctr. and the p.edictions of the standar. thr.e-flavor.neutr.no oscillation *** m^(2)_(21)=4.8times10^(-5);(7.5times10^(-5))eV^(2),JUNO can p.ovide evidence of neutr.no oscillation in the Ear.h at ap.r.ximately the 3sigma(2sigma)level by measur.ng the non-zer. signal r.te var.ation with r.sp.ct to the solar.zenith ***,JUNO can simultaneously measur.Delta m^2_(21)using^8B solar.neutr.nos to a p.ecision of 20% or.better.dep.nding on the centr.l value,and to sub-p.r.ent p.ecision using r.actor.antineutr.nos.A comp.r.son of these two measur.ments fr.m the same detector.will help.under.tand the cur.ent mild inconsistency between the value of Delta m^2_(21)r.p.r.ed by solar.neutr.no exp.r.ments and the KamLAND exp.r.ment.

关键词： neutr.no oscillation solar.neutr.no JUNO

JUNO sensitivity on p.oton decay p.νK^(+)sear.hes

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Chinese p.ysics C 2023年第11期47卷 7-22页

作者： Angel Abusleme Thomas Adam Shakeel Ahmad r.zwan Ahmed Sebastiano Aiello Muhammad Akr.m 安丰鹏安琪 Giusep.e Andr.nico Nikolay Anfimov Vito Antonelli Tatiana Antoshkina Bur.n Asavap.bhop.João p.dr. Athayde Mar.ondes de Andr. Didier.Auguste Nikita Balashov Wander.Baldini Andr.a Bar.esi Davide Basilico Er.c Baussan Mar.o Bellato Antonio Ber.noli Thilo Bir.enfeld Sylvie Blin David Blum Simon Blyth Anastasia Bolshakova Mathieu Bongr.nd Clément Bor.er.au Dominique Br.ton Augusto Br.gatti r.ccar.o Br.gner. r.ccar.o Br.no Antonio Budano Mar.o Buscemi Jose Busto Ilya Butor.v Anatael Cabr.r. Bar.ar. Caccianiga 蔡浩蔡啸蔡严克蔡志岩 r.ccar.o Callegar. Antonio Cammi Agustin Camp.ny 曹传亚曹国富曹俊 r.ssella Car.so Cédr.c Cer.a 常劲帆 Yun Chang 陈平平 p.-An Chen 陈少敏陈旭荣 Yi-Wen Chen 陈义学陈羽陈长程捷程雅苹 Alexey Chetver.kov Davide Chiesa p.etr. Chimenti Ar.em Chukanov Gér.r. Claver.e Catia Clementi Bar.ar. Cler.aux Selma Confor.i Di Lor.nzo Daniele Cor.i Flavio Dal Cor.o Olivia Dalager.Chr.stop.0} De La Taille 邓智邓子艳 Wilfr.ed Dep.er.ng Mar.o Diaz Xuefeng Ding 丁雅韵 Bayu Dir.antar. Ser.ey Dmitr.evsky Tadeas Dohnal Dmitr. Dolzhikov Geor.y Donchenko 董建蒙 Evgeny Dor.shkevich Mar.os Dr.cos Fr.dér.c Dr.illole 杜然杜书先 Stefano Dusini Mar.in Dvor.k Timo Enqvist heike Enzmann Andr.a Fabbr. Ulr.ke Fahr.ndholz 范东华樊磊方建方文兴 Mar.o Far.etta Dmitr. Fedoseev Li-Cheng Feng 冯启春 r.char. For. Amélie Four.ier.甘浩男 Feng Gao Alber.o Gar.agnini Ar.enii Gavr.kov Mar.o Giammar.hi Agnese Giaz Nunzio Giudice Maxim Gonchar.龚光华宫辉 Yur. Gor.ushkin Alexandr. Göttel Mar.o Gr.ssi Chr.stian Gr.wing Vasily Gr.mov 顾旻皓谷肖飞古宇关梦云 Nunzio Guar.one Mar.a Gul 郭聪郭竞渊郭万磊郭新恒郭宇航 p.ul Hacksp.cher.Car.n Hagner.韩然 Yang Han Muhammad Sohaib Hassan 何苗何伟 Tobias heinz p.tr.ck hellmuth 衡月昆 r.fael her.er. 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 Cédr.c Huss Safeer.Hussain Ar. Ioannisian r.ber.o Isocr.te Beatr.ce Jelmini Kuo-Lun Jen Ignacio Jer.a 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 Jar. Joutsenvaar. Sir.chok Jungthawan Leonidas Kalousis p.ilip. Ka p.ntificia Univer.idad Católica de Chile SantiagoChile Ip.C Universitéde StrasbourgCNRS/IN2P3F-67037 StrasbourgFrance p.kistan Institute of Nuclear.Science and Technology IslamabadPakistan INFN Catania and Dip.r.imento di Fisica e Astr.nomia dell Univer.itàdi Catania CataniaItaly East china university of Science and Technology ShanghaiChina university of Science and Technology of china HefeiChina Joint Institute for.Nuclear.r.sear.h DubnaRussia INFN Sezione di Milano and Dip.r.imento di Fisica dell Univer.itàdi Milano MilanoItaly department of p.ysics Faculty of ScienceChulalongkorn UniversityBangkokThailand IJCLab UniversitéParis-SaclayCNRS/IN2P391405 OrsayFrance department of p.ysics and Ear.h Science University of Ferrara and INFN Sezione di FerraraFerraraItaly INFN Milano Bicocca and university of Milano Bicocca MilanoItaly INFN Sezione di p.dova PadovaItaly III.p.ysikalisches Institut B RWTH Aachen UniversityAachenGermany Eber.ar. Kar.s Univer.ität Tübingen Physikalisches InstitutTübingenGermany Institute of High Ener.y p.ysics BeijingChina SUBATECH Universitéde NantesIMT AtlantiqueCNRS-IN2P3NantesFrance Univ.Bor.eaux CNRSLP2IUMR 5797F-33170 GradignanFrance department of p.ysics National Taiwan UniversityTaipei Dip.r.imento di Fisica e Astr.nomia dell’Univer.itàdi p.dova and INFN Sezione di p.dova PadovaItaly university of r.ma Tr. and INFN Sezione r.ma Tr. RomaItaly Aix Mar.eille Univ CNRS/IN2P3CPPMMarseilleFrance Wuhan university WuhanChina INFN Milano Bicocca and p.litecnico of Milano MilanoItaly National United university Miao-Li Dongguan university of Technology DongguanChina tsinghua university BeijingChina Institute of Moder. p.ysics Chinese Academy of SciencesLanzhouChina Institute of p.ysics National Yang Ming Chiao Tung UniversityHsinchu Nor.h china Electr.c p.wer.university BeijingChina Sun Yat-Sen university GuangzhouChina beijing Institute of Sp.cecr.ft Envir.nment engineering BeijingChina Univer.idade Estadual de Londr.na LondrinaBrazil INFN Sez

The jiangmen Under.r.und Neutr.no Obser.ator.(JUNO)is a lar.e liquid scintillator.detector.designed to exp.or. many top.cs in fundamental *** this study,the p.tential of sear.hing for.p.oton decay in the p.νK^(+)mode with JUNO is *** kaon and its decay p.r.icles featur. a clear.thr.e-fold coincidence signatur. that r.sults in a high efficiency for.***,the excellent ener.y r.solution of JUNO p.r.its sup.r.ssion of the sizable backgr.und caused by other.delayed *** on these advantages,the detection efficiency for.the p.oton decay via p.νK^(+)is 36.9%±4.9%with a backgr.und level of 0.2±0.05(syst)±0.2(stat)events after.10 year. of data *** estimated sensitivity based on 200 kton-year. of exp.sur. is 9.6×1033 year.,which is comp.titive with the cur.ent best limits on the p.oton lifetime in this channel and comp.ements the use of differ.nt detection technologies.

关键词： p.oton decay gr.nd unified theor.es JUNO liquid scintillator.detector