@article{3032670, title = "A(c)(+) Production and Baryon-to-Meson Ratios in pp and p-Pb Collisions at root S-NN=5.02 TeV at the LHC", author = "Acharya, S. and Adamova, D. and Adler, A. and Adolfsson, J. and Rinella, and G. Aglieri and Agnello, M. and Agrawal, N. and Ahammed, Z. and Ahmad, S. and and Ahn, S. U. and Akbar, Z. and Akindinov, A. and Al-Turany, M. and and Albuquerque, D. S. D. and Aleksandrov, D. and Alessandro, B. and and Alfanda, H. M. and Alfaro Molina, R. and Ali, B. and Ali, Y. and Alici, and A. and Alizadehvandchali, N. and Alkin, A. and Alme, J. and Alt, T. and and Altenkamper, L. and Altsybeev, I. and Anaam, M. N. and Andrei, C. and and Andreou, D. and Andronic, A. and Angeletti, M. and Anguelov, V. and and Anticic, T. and Antinori, F. and Antonioli, P. and Apadula, N. and and Aphecetche, L. and Appelshaeuser, H. and Arcelli, S. and Arnaldi, R. and and Arratia, M. and Arsene, I. C. and Arslandok, M. and Augustinus, A. and and Averbeck, R. and Aziz, S. and Azmi, M. 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C. and Zardoshti, N. and Zarochentsev, A. and and Zavada, P. and Zaviyalov, N. and Zbroszczyk, H. and Zhalov, M. and and Zhang, S. and Zhang, X. and Zhang, Y. and Zherebchevskii, V. and Zhi, Y. and and Zhou, D. and Zhou, Y. and Zhu, J. and Zhu, Y. and Zichichi, A. and and Zinovjev, G. and Zurlo, N. and ALICE Collaboration", journal = "Physical Review and Physical Review Letters Index", year = "2021", volume = "127", number = "20", publisher = "AMER PHYSICAL SOC", issn = "0094-0003", doi = "10.1103/PhysRevLett.127.202301", abstract = "The prompt production of the charm baryon Lambda(c+) and the A(c)(+)/D-0 production ratios were measured at midrapidity with the ALICE detector in pp and (p)-Pb collisions at root S-NN = 5.02 TeV. These new measurements show a clear decrease of the Lambda(+)(c)/D-0 ratio with increasing transverse momentum (p(T)) in both collision systems in the range 2 < P-T < 12 GeV/c, exhibiting similarities with the light-flavor baryon-tomeson ratios p/pi and Lambda/K-S(0). At low p(T), predictions that include additional color-reconnection mechanisms beyond the leading-color approximation, assume the existence of additional higher-mass charm-baryon states, or include hadronization via coalescence can describe the data, while predictions driven by charmquark fragmentation processes measured in e(+) e(-) and e(-) p collisions significantly underestimate the data. The results presented in this Letter provide significant evidence that the established assumption of universality (colliding-system independence) of parton-to-hadron fragmentation is not sufficient to describe charm-baryon production in hadronic collisions at LHC energies." }