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Top-quark rare decays with flavor violation: 《Chinese Physics C》2024年第9期68-81,共14页Ming-Yue Liu Shu-Min Zhao Song Gao Xing-Yu Han Tai-Fu Feng; supported by the National Natural Science Foundation of China(12075074);the Natural Science Foundation of Hebei Province,China(A2020201002,A2022201022,A2022201017,A2023201040);the Natural Science Foundation of Hebei Education Department,China(QN2022173);the Postgraduate's Innovation Fund Project of Hebei University(HBU2024SS042);the Youth Top-notch Talent Support Program of the Hebei Province,China。; In the present study,we investigated the decays of the top quark:t→cy,t→cg,t→cZ,and t→ch.They are extremely rare processes in the standard model(SM).As the U(1)extension of the minimal supersymmetric standard mode...; 关键词：Top quark flavor violation U(1)_(X)SSM new physics

Revisiting the top-quark pair production at future e^(+)e^(−)colliders: 《Chinese Physics C》2024年第4期82-88,共7页马进王声权孙婷申建明吴兴刚; the Natural Science Foundation of China(12175025,12147102,12265011);by the Projects of Guizhou Provincial Department(YQK[2023]016,ZK[2023]141,[2020]1Y027,GZMUZK[2022]PT01)。; In this study,we reanalyze the top-quark pair production at next-to-next-to-leading order(NNLO)in quantum chromodynamics(QCD)at future e^(+)e^(−)colliders using the Principle of Maximum Conformality(PMC)method.The PMC...; 关键词：TOP-QUARK lepton colliders Renormalization Group Equation QCD correction

Probing top-quark operators with precision electroweak measurements: 《Chinese Physics C》2022年第11期118-142,共25页Yiming Liu Yuhao Wang Cen Zhang Lei Zhang Jiayin Gu; supported by National Natural Science Foundation of China(NSFC)(12035008);supported by NSFC(12122507)。; In the standard model effective field theory,operators involving the top quark are generally difficult to probe and can generate sizable loop contributions to electroweak precision observables measured by past and fut...; 关键词：loop-induced processes effective field theory Monte Carlo generator top quark

Reanalysis of the top-quark pair hadroproduction and a precise determination of the top-quark pole mass at the LHC: 《Chinese Physics C》2021年第11期25-33,共9页Sheng-Quan Wang Xing-Gang Wu Jian-Ming Shen Stanley J.Brodsky; Supported in part by the Natural Science Foundation of China (11625520, 11705033, 11905056, 11947406);the Project of Guizhou Provincial Department(KY[2021]003);the Department of Energy Contract (DE-AC02-76SF00515. SLAC-PUB-17567); In this study,we calculate the tt pQCD production cross-section at the NNLO and determine the top-quark pole mass from recent measurements at the LHC at the center-of-mass energy √S=13 TeV to a high precision by appl...; 关键词：top-quark pole mass production cross-section principle of maximum conformality

The impact of ATLAS and CMS single differential top-quark pair measurements at √s=8 TeV on CTEQ-TEA PDFs被引量：1: 《Chinese Physics C》2021年第2期222-239,共18页Musajan Kadir Alim Ablat Sayipjamal Dulat Tie-Jiun Hou Ibrahim Sitiwaldi; The work of S.Dulat was supported by the National Natural Science Foundation of China(11965020,11847160)。; By applying the Error PDF Updating Method,we analyze the impact of the absolute and normalized single differential cross-sections for top-quark pair production data from the ATLAS and CMS experiments at the Large Hadr...; 关键词：top-quark pair production gluon PDF jet data

New observable for measuring the CP property of top-Higgs interaction: 《Chinese Physics C》2021年第2期319-325,共7页Qing-Hong Cao Ke-Pan Xie Hao Zhang Rui Zhang; QHC and RZ are supported in part by the National Science Foundation of China(11725520,11675002,11635001);KPX is supported by grant(NRF-2019RICIC1010050);HZ is supported by Institute of High Energy Physics,Chinese Academy of Science(Y6515580U1);Innovation Grant(Y4545171Y2)。; We propose a new dihedral angle observable for measuring the CP property of the interaction between the top quark and Higgs boson int\bar{t}Hproduction at the 14 TeV Large Hadron Collider(LHC).We consider two decay mo...; 关键词：HIGGS TOP-QUARK Yukawa interaction

Invariant-mass distribution of top-quark pairs and top-quark mass determination: 《Chinese Physics C》2020年第9期1-6,共6页Wan-Li Ju Guoxing Wang Xing Wang Xiaofeng Xu Yongqi Xu Li Lin Yang; Supported in part by the National Natural Science Foundation of China(11975030,11635001,11575004);W.-L.Ju was Supported in part by the China Postdoctoral Science Foundation(2017M610685)。; In this study,we investigate the invariant-mass distribution of top-quark pairs near the 2mt threshold,which strongly influences the determination of the top-quark mass mt.Higher-order non-relativistic corrections lea...; 关键词：top quark QCD RESUMMATION

Probing top-quark couplings indirectly at Higgs factories被引量：1: 《Chinese Physics C》2018年第12期53-65,共13页Gauthier Durieux Jiayin Gu Eleni Vryonidou Cen Zhang; supported by IHEP(Y7515540U1);supported by a Marie Sk lodowska-Curie Individual Fellowship of the European Commission’s Horizon 2020 Programme(704187); We perform a global effective-field-theory analysis to assess the combined precision of Higgs couplings, triple gauge-boson couplings, and top-quark couplings, at future circular e＋e- colliders, with a focus on runs ...; 关键词：effective field theory top quark lepton collider

Anomalous top-quark coupling effects in rare B and K decays被引量：1: 《Chinese Science Bulletin》2014年第29期3760-3770,共11页Ya-Dong Yang Xing-Bo Yuan; supported by the National Natural Science Foundation of China (11225523 and 11221504);supported by the CCNU-QLPL Innovation Fund (QLPL2011P01);the Excellent Doctorial Dissertation Cultivation Grant from Central China Normal University; The Large Hadron Collider at CERN is performing direct searches for top-quark anomalous flavorchanging neutral current(FCNC)processes.However,these processes may be correlated closely with the lowenergy rare B and K m...; 关键词：耦合效应顶夸克反常大型强子对撞机 K衰变欧洲核子研究中心中性线电流直接搜索

Searching for a neutral top-Higgs in association with top-quark pairs at an e^+e^- collider in the TC2 model: 《Chinese Physics C》2011年第10期908-913,共6页李炳中韩金钟; Supported by National Natural Science Foundation of China (10775039);Specialized Research Fund for Doctoral Program ofHigher Education (20094104110001);Programme for Youths’ Talents of Xinyang Normal University (200950); We investigate the associated production of the neutral top-Higgs ht^0 with a pair of top-quarks in the context of the topcolor-assisted technicolor （TC2） model at the future e＋e- Linear Colliders （LC） i.e. e＋e-...; 关键词：topcolor-assisted technicolor （TC2） model TOP-HIGGS cross section

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