# PHOBOS Nuclear Modification Factor in d+Au, tagged p+Au and tagged n+Au # collisions at 200 GeV/c # # 2015-05-19 # # # d2Nch(dAu)/deta.dp_t # R_dAu = ----------------------------------- # (dAu) d2Nch(pbarp)/deta.dp_t # # # d2Nch(pAu)/deta.dp_t # R_pAu = ----------------------------------- # (pAu) d2Nch(pbarp)/deta.dp_t # # # d2Nch(nAu)/deta.dp_t # R_nAu = ----------------------------------- # (nAu) d2Nch(pbarp)/deta.dp_t # # # R_pnAu = (0.4 * R_pAu) + (0.6 * R_nAu) # # # Note that systematic errors scale all points together. # # # # ---------- # Centrality bin: 70-100% of d+Au cross section # (d+Au) = 2.00250e+00 # (d+Au) stat err = 3.14761e-03 # (d+Au) syst err = 3.00000e-01 # # # Columns: x = p_T (GeV/c), y = R_dAu, statistical error on R_dAu # # p_T R_dAu stat err 1.50000e-01 6.61171e-01 6.24320e-03 2.50000e-01 6.91226e-01 4.75560e-03 3.50000e-01 7.41091e-01 5.43828e-03 4.50000e-01 7.44109e-01 5.75386e-03 5.50000e-01 7.49973e-01 6.49302e-03 6.50000e-01 7.62249e-01 7.12697e-03 7.50000e-01 7.77900e-01 8.14004e-03 8.50000e-01 7.94962e-01 9.63524e-03 9.50000e-01 8.28468e-01 1.21421e-02 1.05000e+00 8.62651e-01 1.55600e-02 1.15000e+00 8.72615e-01 1.75763e-02 1.25000e+00 8.70301e-01 1.86587e-02 1.35000e+00 9.07216e-01 2.10561e-02 1.45000e+00 9.29579e-01 2.59257e-02 1.55000e+00 9.91418e-01 2.90215e-02 1.65000e+00 9.89654e-01 3.43201e-02 1.75000e+00 1.03631e+00 5.28507e-02 1.85000e+00 9.89804e-01 4.21655e-02 1.95000e+00 9.95756e-01 4.60700e-02 2.10000e+00 1.09347e+00 5.94173e-02 2.30000e+00 1.11524e+00 7.05496e-02 2.50000e+00 1.06021e+00 6.61864e-02 2.70000e+00 1.00134e+00 8.86518e-02 2.90000e+00 1.28159e+00 1.59205e-01 3.12500e+00 1.41420e+00 1.49119e-01 3.37500e+00 9.79826e-01 1.42648e-01 3.62500e+00 1.08757e+00 1.94867e-01 3.87500e+00 1.57946e+00 3.43513e-01 # # ---------- # Centrality bin: 70-100% of d+Au cross section # # (p+Au) = 1.70586e+00 # (p+Au) stat err = 1.33009e-03 # (p+Au) syst err = 3.00000e-01 # # (n+Au) = 1.70425e+00 # (n+Au) stat err = 1.32219e-03 # (n+Au) syst err = 3.00000e-01 # # Systematic error on R_pnAu (due to tagging) = 7% # # # Columns: x = p_T (GeV/c), y = R_pnAu, statistical error on R_pnAu # # p_T R_pnAu stat err 1.50000e-01 7.04538e-01 1.02512e-02 2.50000e-01 7.44250e-01 7.73411e-03 3.50000e-01 8.06893e-01 8.79498e-03 4.50000e-01 7.96742e-01 9.30972e-03 5.50000e-01 8.04367e-01 1.03873e-02 6.50000e-01 8.15571e-01 1.21513e-02 7.50000e-01 8.46771e-01 1.33993e-02 8.50000e-01 8.49715e-01 1.60558e-02 9.50000e-01 8.82049e-01 2.10264e-02 1.05000e+00 9.16786e-01 2.61762e-02 1.15000e+00 9.20566e-01 2.83900e-02 1.25000e+00 9.16214e-01 2.89517e-02 1.35000e+00 9.55992e-01 3.29494e-02 1.45000e+00 9.31624e-01 3.79477e-02 1.55000e+00 1.06042e+00 5.15295e-02 1.65000e+00 1.04494e+00 5.79855e-02 1.75000e+00 1.18173e+00 1.07345e-01 1.85000e+00 1.09573e+00 7.75938e-02 1.95000e+00 9.77144e-01 6.55192e-02 2.10000e+00 1.27367e+00 1.36593e-01 2.30000e+00 1.12808e+00 1.04185e-01 2.50000e+00 1.03539e+00 9.39916e-02 2.70000e+00 8.31029e-01 9.95728e-02 2.90000e+00 1.10144e+00 1.51597e-01 3.12500e+00 1.57730e+00 2.80898e-01 3.37500e+00 1.00996e+00 2.43621e-01 3.62500e+00 9.35883e-01 2.46462e-01 3.87500e+00 2.21634e+00 7.19802e-01 # # ---------- # Centrality bin: 40-70% of d+Au cross section # (d+Au) = 4.98519e+00 # (d+Au) stat err = 6.53975e-03 # (d+Au) syst err = 1.50000e-01 # # # Columns: x = p_T (GeV/c), y = R_dAu, statistical error on R_dAu # # p_T R_dAu stat err 1.50000e-01 5.27215e-01 3.49475e-03 2.50000e-01 5.38532e-01 2.82423e-03 3.50000e-01 5.64846e-01 3.13524e-03 4.50000e-01 5.75083e-01 3.37035e-03 5.50000e-01 5.89304e-01 3.71731e-03 6.50000e-01 6.19959e-01 4.33082e-03 7.50000e-01 6.40099e-01 5.08122e-03 8.50000e-01 6.78579e-01 6.13576e-03 9.50000e-01 7.06629e-01 7.34966e-03 1.05000e+00 7.43244e-01 8.79122e-03 1.15000e+00 7.58770e-01 1.04832e-02 1.25000e+00 8.18340e-01 1.26923e-02 1.35000e+00 8.26511e-01 1.48400e-02 1.45000e+00 8.41962e-01 1.73600e-02 1.55000e+00 8.88177e-01 2.07986e-02 1.65000e+00 9.54792e-01 2.48675e-02 1.75000e+00 9.58180e-01 2.82115e-02 1.85000e+00 1.05152e+00 3.37366e-02 1.95000e+00 9.23619e-01 3.57644e-02 2.10000e+00 9.55296e-01 3.16410e-02 2.30000e+00 1.10397e+00 4.35453e-02 2.50000e+00 1.11218e+00 5.58018e-02 2.70000e+00 1.04924e+00 6.92808e-02 2.90000e+00 1.17721e+00 9.00965e-02 3.12500e+00 1.02514e+00 9.38442e-02 3.37500e+00 1.09520e+00 1.29778e-01 3.62500e+00 1.11990e+00 1.63852e-01 3.87500e+00 9.61714e-01 1.94733e-01 # # ---------- # Centrality bin: 40-70% of d+Au cross section # # (p+Au) = 3.69859e+00 # (p+Au) stat err = 4.09001e-03 # (p+Au) syst err = 1.50000e-01 # # (n+Au) = 3.73205e+00 # (n+Au) stat err = 4.16696e-03 # (n+Au) syst err = 1.50000e-01 # # Systematic error on R_pnAu (due to tagging) = 7% # # # Columns: x = p_T (GeV/c), y = R_pnAu, statistical error on R_pnAu # # p_T R_pnAu stat err 1.50000e-01 5.23828e-01 8.04660e-03 2.50000e-01 5.51038e-01 6.51419e-03 3.50000e-01 5.80400e-01 7.32137e-03 4.50000e-01 5.87655e-01 7.81475e-03 5.50000e-01 6.08141e-01 8.75810e-03 6.50000e-01 6.37617e-01 1.01884e-02 7.50000e-01 6.62985e-01 1.19904e-02 8.50000e-01 6.64039e-01 1.41449e-02 9.50000e-01 7.23109e-01 1.73967e-02 1.05000e+00 7.41969e-01 2.03060e-02 1.15000e+00 7.61990e-01 2.46071e-02 1.25000e+00 8.46606e-01 3.03313e-02 1.35000e+00 7.85639e-01 3.32692e-02 1.45000e+00 8.48669e-01 4.06807e-02 1.55000e+00 8.35480e-01 4.68164e-02 1.65000e+00 1.06101e+00 6.25846e-02 1.75000e+00 9.23448e-01 6.60803e-02 1.85000e+00 1.12172e+00 8.10731e-02 1.95000e+00 8.79554e-01 8.26653e-02 2.10000e+00 9.58251e-01 7.46697e-02 2.30000e+00 1.05625e+00 9.93084e-02 2.50000e+00 9.87295e-01 1.24341e-01 2.70000e+00 1.38706e+00 1.94250e-01 2.90000e+00 1.28276e+00 2.27346e-01 3.12500e+00 7.51005e-01 1.85689e-01 3.37500e+00 1.23146e+00 3.55175e-01 3.62500e+00 1.38909e+00 4.39212e-01 3.87500e+00 1.61871e+00 6.71792e-01 # # ---------- # Centrality bin: 20-40% of d+Au cross section # (d+Au) = 9.42774e+00 # (d+Au) stat err = 1.01282e-02 # (d+Au) syst err = 1.00000e-01 # # # Columns: x = p_T (GeV/c), y = R_dAu, statistical error on R_dAu # # p_T R_dAu stat err 1.50000e-01 4.23084e-01 2.40418e-03 2.50000e-01 4.23760e-01 1.93056e-03 3.50000e-01 4.49448e-01 2.16229e-03 4.50000e-01 4.59910e-01 2.32469e-03 5.50000e-01 4.75485e-01 2.58340e-03 6.50000e-01 5.03088e-01 3.01296e-03 7.50000e-01 5.33510e-01 3.60079e-03 8.50000e-01 5.63548e-01 4.34044e-03 9.50000e-01 5.95274e-01 5.22323e-03 1.05000e+00 6.44386e-01 6.37773e-03 1.15000e+00 6.60396e-01 7.58339e-03 1.25000e+00 6.96591e-01 9.09946e-03 1.35000e+00 7.37858e-01 1.09151e-02 1.45000e+00 7.67245e-01 1.29260e-02 1.55000e+00 7.99663e-01 1.54295e-02 1.65000e+00 8.17489e-01 1.78660e-02 1.75000e+00 8.88289e-01 2.12902e-02 1.85000e+00 8.91641e-01 2.42159e-02 1.95000e+00 9.34650e-01 2.84515e-02 2.10000e+00 9.52898e-01 2.48273e-02 2.30000e+00 9.48691e-01 3.18443e-02 2.50000e+00 9.67059e-01 4.05313e-02 2.70000e+00 1.03592e+00 5.30547e-02 2.90000e+00 1.04454e+00 6.63145e-02 3.12500e+00 1.08731e+00 7.71874e-02 3.37500e+00 1.13236e+00 1.00827e-01 3.62500e+00 1.28406e+00 1.35861e-01 3.87500e+00 1.07030e+00 1.59823e-01 # # ---------- # Centrality bin: 20-40% of d+Au cross section # # (p+Au) = 6.72290e+00 # (p+Au) stat err = 1.27128e-02 # (p+Au) syst err = 1.00000e-01 # # (n+Au) = 6.74715e+00 # (n+Au) stat err = 1.27973e-02 # (n+Au) syst err = 1.00000e-01 # # Systematic error on R_pnAu (due to tagging) = 7% # # # Columns: x = p_T (GeV/c), y = R_pnAu, statistical error on R_pnAu # # p_T R_pnAu stat err 1.50000e-01 4.35708e-01 9.84650e-03 2.50000e-01 4.27388e-01 7.76351e-03 3.50000e-01 4.48461e-01 8.56586e-03 4.50000e-01 4.49989e-01 9.12707e-03 5.50000e-01 4.81660e-01 1.05209e-02 6.50000e-01 5.03005e-01 1.20749e-02 7.50000e-01 5.46479e-01 1.48373e-02 8.50000e-01 5.75905e-01 1.79948e-02 9.50000e-01 5.84708e-01 2.08970e-02 1.05000e+00 6.54091e-01 2.64379e-02 1.15000e+00 5.90334e-01 2.88997e-02 1.25000e+00 6.48389e-01 3.58819e-02 1.35000e+00 6.96392e-01 4.40917e-02 1.45000e+00 7.48098e-01 5.27550e-02 1.55000e+00 8.44914e-01 6.49295e-02 1.65000e+00 7.92490e-01 7.32385e-02 1.75000e+00 8.41514e-01 8.29361e-02 1.85000e+00 8.22797e-01 9.33563e-02 1.95000e+00 9.17855e-01 1.12956e-01 2.10000e+00 9.75397e-01 1.04301e-01 2.30000e+00 1.17020e+00 1.44874e-01 2.50000e+00 1.00848e+00 1.74920e-01 2.70000e+00 1.03561e+00 2.09419e-01 2.90000e+00 4.97812e-01 1.99904e-01 3.12500e+00 7.79151e-01 2.59512e-01 3.37500e+00 1.06352e+00 3.90212e-01 3.62500e+00 1.76677e+00 7.62390e-01 3.87500e+00 1.27953e+00 6.11016e-01 # # ---------- # Centrality bin: 0-20% of d+Au cross section # (d+Au) = 1.44910e+01 # (d+Au) stat err = 1.27472e-02 # (d+Au) syst err = 7.50000e-02 # # # Columns: x = p_T (GeV/c), y = R_dAu, statistical error on R_dAu # # p_T R_dAu stat err 1.50000e-01 3.66567e-01 1.75247e-03 2.50000e-01 3.62558e-01 1.38873e-03 3.50000e-01 3.90904e-01 1.57519e-03 4.50000e-01 3.95534e-01 1.67484e-03 5.50000e-01 4.12852e-01 1.87088e-03 6.50000e-01 4.41239e-01 2.19894e-03 7.50000e-01 4.68256e-01 2.62931e-03 8.50000e-01 5.02508e-01 3.19721e-03 9.50000e-01 5.39061e-01 3.88739e-03 1.05000e+00 5.60632e-01 4.63284e-03 1.15000e+00 6.11901e-01 5.69433e-03 1.25000e+00 6.32775e-01 6.77268e-03 1.35000e+00 6.64530e-01 8.11308e-03 1.45000e+00 7.00180e-01 9.64393e-03 1.55000e+00 7.29794e-01 1.14595e-02 1.65000e+00 7.63877e-01 1.35011e-02 1.75000e+00 7.56713e-01 1.52799e-02 1.85000e+00 7.58568e-01 1.74943e-02 1.95000e+00 8.30900e-01 2.08927e-02 2.10000e+00 8.80785e-01 1.86476e-02 2.30000e+00 9.14845e-01 2.44460e-02 2.50000e+00 9.76592e-01 3.21127e-02 2.70000e+00 8.99174e-01 3.86922e-02 2.90000e+00 9.54979e-01 4.99426e-02 3.12500e+00 1.05013e+00 5.87063e-02 3.37500e+00 1.07094e+00 7.73389e-02 3.62500e+00 1.09168e+00 9.78813e-02 3.87500e+00 1.16408e+00 1.30461e-01 # # ---------- # Centrality bin: 0-20% of d+Au cross section # # (p+Au) = 8.35508e+00 # (p+Au) stat err = 3.93495e-02 # (p+Au) syst err = 7.50000e-02 # # (n+Au) = 8.35667e+00 # (n+Au) stat err = 3.92462e-02 # (n+Au) syst err = 7.50000e-02 # # Systematic error on R_pnAu (due to tagging) = 7% # # # Columns: x = p_T (GeV/c), y = R_pnAu, statistical error on R_pnAu # # p_T R_pnAu stat err 1.50000e-01 4.29827e-01 1.56856e-02 2.50000e-01 4.28221e-01 1.23274e-02 3.50000e-01 4.48513e-01 1.35003e-02 4.50000e-01 4.19992e-01 1.38382e-02 5.50000e-01 4.52118e-01 1.53809e-02 6.50000e-01 4.74918e-01 1.86756e-02 7.50000e-01 5.80437e-01 2.39516e-02 8.50000e-01 6.35512e-01 2.97972e-02 9.50000e-01 6.03166e-01 3.38894e-02 1.05000e+00 5.92624e-01 3.94840e-02 1.15000e+00 6.55401e-01 4.73885e-02 1.25000e+00 8.51772e-01 6.53958e-02 1.35000e+00 8.17661e-01 7.75327e-02 1.45000e+00 8.75849e-01 9.09264e-02 1.55000e+00 8.98959e-01 1.07876e-01 1.65000e+00 8.56133e-01 1.17176e-01 1.75000e+00 8.38107e-01 1.28343e-01 1.85000e+00 6.17754e-01 1.41679e-01 1.95000e+00 8.07584e-01 1.68535e-01 2.10000e+00 9.72674e-01 1.66093e-01 2.30000e+00 9.48603e-01 2.11971e-01 2.50000e+00 1.37696e+00 3.17822e-01 2.70000e+00 1.11905e+00 3.31057e-01 2.90000e+00 1.11104e+00 5.03526e-01 3.12500e+00 1.03577e+00 4.73368e-01 3.37500e+00 1.02716e+00 5.99599e-01 3.62500e+00 8.74582e-01 5.06439e-01 3.87500e+00 1.98235e+00 1.65651e+00