PROTON STRUCTURE

QCD Fit HERAPDF2.0jetsNNLO:   

H1prelim-19-041, ZEUS-prel-19-001

Inclusive combined data (HERAPDF2.0 data combination) are used together with H1 and ZEUS inclusive jet and dijet data in an NNLO PDF fit. The strong coupling α_s(M_Z) is extracted.

(1) HERAPDF2.0jetsNNLO delta chi**2 wrt alpha_s
HERAPDF2.0jetsNNLO delta chi**2 wrt alpha_s
(2) HERAPDF2.0jetsNNLO PDF for alpha_s=0.115
HERAPDF2.0jetsNNLO PDF for alpha_s=0.115
(3) HERAPDF2.0jetsNNLO PDF for alpha_s=0.118
HERAPDF2.0jetsNNLO PDF for alpha_s=0.118
(4) HERAPDF2.0jetsNNLO PDF scale^2=10GeV^2, compare 0.115 with 0.118
HERAPDF2.0jetsNNLO PDF scale^2=10GeV^2, compare 0.115 with 0.118
(5) HERAPDF2.0jetsNNLO PDF scale=M(Z), compare 0.115 with 0.118
HERAPDF2.0jetsNNLO PDF scale=M(Z), compare 0.115 with 0.118
(6) Compare HERAPDF2.0jetsNNLO with HERAPDF2.0NNLO
Compare HERAPDF2.0jetsNNLO with HERAPDF2.0NNLO
(7) HERAPDF2.0jetsNNLO compared to H1 HERA-I jet data
HERAPDF2.0jetsNNLO compared to H1 HERA-I jet data
(8) HERAPDF2.0jetsNNLO compared to H1 HERA-II high Q^2 jet data
HERAPDF2.0jetsNNLO compared to H1 HERA-II high Q^2 jet data
(9) HERAPDF2.0jetsNNLO compared to H1 HERA-II low Q^2 jet data
HERAPDF2.0jetsNNLO compared to H1 HERA-II low Q^2 jet data
(10) HERAPDF2.0jetsNNLO compared to ZEUS jet data
HERAPDF2.0jetsNNLO compared to ZEUS jet data