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M.Podobnik, T.Pokharel, S.Polat, L.Praz, C.Prell, S.Prencipe, E.Prim, M. T.Purwar, H.Rad, N.Rados, P.Raiz, S.Reif, M.Reiter, S.Ripp-Baudot, I.Rizzo, G.Robertson, S. H.Roney, J. M.Rostomyan, A.Rout, N.Russo, G.Sanders, D. A.Sandilya, S.Sangal, A.Santelj, L.Sato, Y.Savinov, V.Scavino, B.Schwanda, C.Schwartz, A. J.Seino, Y.Selce, A.Senyo, K.Serrano, J.Sfienti, C.Shen, C. P.Shillington, T.Shiu, J. -G.Sibidanov, A.Simon, F.Sobie, R. J.Soffer, A.Sokolov, A.Solovieva, E.Spataro, S.Spruck, B.Staric, M.Stefkova, S.Stroili, R.Strube, J.Sumihama, M.Sumisawa, K.Sutcliffe, W.Suzuki, S. Y.Svidras, H.Takahashi, M.Takizawa, M.Tamponi, U.Tanaka, S.Tanida, K.Tanigawa, H.Taniguchi, N.Tenchini, F.Tiwary, R.Tonelli, D.Torassa, E.Toutounji, N.Trabelsi, K.Uchida, M.Unger, K.Unno, Y.Uno, K.Uno, S.Urquijo, P.Ushiroda, Y.Vahsen, S. E.van Tonder, R.Varner, G. S.Varvell, K. E.Vinokurova, A.Vitale, L.Vobbilisetti, V.Waheed, E.Wakeling, H. M.Wang, E.Wang, M. -Z.Wang, X. L.Warburton, A.Watanuki, S.Welsch, M.Wessel, C.Wiechczynski, J.Windel, H.Won, E.Xu, X. P.Yabsley, B. D.Yamada, S.Yang, S. B.Ye, H.Yelton, J.Yin, J. H.Yoshihara, K.Yusa, Y.Zhang, Y.Zhilich, V.Zhou, Q. D.Zhukova, V. I.Zlebcik, R.2024-01-222024-01-222023-02-160031-9007https://hdl.handle.net/10919/117451An absolute measurement of the Λc+ lifetime is reported using Λc+→pK-π+ decays in events reconstructed from data collected by the Belle II experiment at the SuperKEKB asymmetric-energy electron-positron collider. The total integrated luminosity of the data sample, which was collected at center-of-mass energies at or near the δ(4S) resonance, is 207.2 fb-1. The result, τ(Λc+)=203.20±0.89±0.77 fs, where the first uncertainty is statistical and the second systematic, is the most precise measurement to date and is consistent with previous determinations.7 page(s)application/pdfenCreative Commons Attribution 4.0 InternationalPhysicsBelle II CollaborationMeasurement of the Λ<sub>c</sub><SUP>+</SUP> LifetimeArticle - RefereedPhysical Review Lettershttps://doi.org/10.1103/PhysRevLett.130.0718021307Piilonen, Leo [0000-0001-6836-0748]368678151079-7114