张艳席，北京大学物理学院助理教授、研究员，北京大学博雅青年学者。本科、博士毕业于清华大学，先后在清华大学、法国国家科学研究中心、欧洲核子研究中心从事博士后（research fellow）研究。主要研究方向为欧洲核子研究中心LHCb探测器上重味夸克物理，包括味物理、量子色动力学、CP破坏等，参与LHCb实验发现五夸克态、双粲重子和全粲四夸克态等新强子态以及重子CP破坏等研究。担任LHCb合作组“底强子与重夸克偶素”（2018.01-2019.03）以及“离子与固定靶”（2019.01-2021.03）物理分析工作组召集人工作，以及报告人委员会委员（2023.12-2025.11）。
主要参与发表文章如下
LHCb collaboration, "First observation of CP violation and measurement of polarization in B+ -> rho K*+ decay", arXiv:2508.13563 (submitted to PRL)
LHCb collaboration, "Observation of charge-parity symmetry breaking in baryon decays", Nature 643 (2025) 1223
LHCb collaboration, "Study of Lambda_b0 and Xi_b0 decays to Lambda h+ h'- and evidence for CP violation in Lambda_b0 -> Lambda K+ K- decays", PRL 134 (2025) 101802
LHCb collaboration, "Observation of the open charm tetraquark state Tcs0(2870)0 in the B- -> D0- D0 KS0 decay", PRL 134 (2025) 109101
LHCb collaboration, "First determination of the spin-parity of the Xi_c(3055)+/0 baryons", PRL 134 (2025) 101901
LHCb collaboration, "Measurement of Lambda_b0, Lambda_c+ and Lambda0 decay parameterts using Lambda_b0 -> Lambda_c+ h- decays", PRL 133 (2024) 261804
LHCb collaboration, "Observation of enhanced double parton scattering in proton-lead collisions at sqrt{s_NN} =8.16 TeV", Phys. Rev. Lett. 125 (2020) 212001
LHCb collaboration，“Observation of structure in the J/psi-pair mass spectrum”，Science Bulletin 65 (2020) 23
LHCb collaboration, “Measurement of B+, B0 and Λ0b production in pPb collisions at sqrt{s_NN}= 8.16 TeV”, Phy. Rev. D99 (2019) 052011
LHCb collaboration, “First measurement of the lifetime of the doubly charmed baryon Xi_cc++”, Phys. Rev. Lett. 121 (2018) 052002
LHCb collaboration, “Observation of the doubly charmed baryon Xi_cc++”, Phys. Rev. Lett. 119 (2017) 112001
LHCb collaboration, “Study of prompt D0 meson production in pPb collisions at sqrt{s_NN} = 5 TeV”, JHEP 10 (2017) 090
LHCb collaboration, “Prompt and nonprompt J/ψ production and nuclear modification in pPb collisions at sqrt{s_NN} = 8 TeV”, Phys. Lett. B774 (2017) 159
LHCb collaboration, “Evidence for exotic hadron contributions to Lambda_b0 -> J/psi p pi- decays”, Phys. Rev. Lett. 117 (2016) 082003
LHCb collaboration, “Study of ψ(2S) production and cold nuclear matter effects in pPb collisions at sqrt{s_NN} = 5 TeV”, JHEP 03 (2016) 133
LHCb collaboration, “Measurement of forward J/ψ production cross-sections in pp collisions at √s = 13 TeV”, JHEP 10 (2015) 172
LHCb collaboration, “Observation of J/psi p resonances consistent with pentaquark states in Lambda_b0 -> J/psi p K- decays”,Phys. Rev. Lett. 115 (2015) 072001
LHCb collaboration, “First observation of a baryonic Bc+ decay”, Phys. Rev. Lett. 113 (2014) 152003
LHCb collaboration, “Measurement of ψ(2S) polarisation in pp collisions at sqrt{s} = 7 TeV”, EPJ C74 (2014) 2872,arXiv:1403.1339
LHCb collaboration, “Measurement of J/ψ polarisation in pp collisions at sqrt{s} = 7 TeV”, EPJ C73 (2013) 2631