Meson Production in High Energy p+p Collisions at the RHIC Energies

Table 1

Values of the parameters 𝑘, 𝜎_1𝑠∼𝜎_1𝑐, and 𝜎_2𝑠∼𝜎_2𝑐 obtained by fitting the experimental 𝑝_𝑇 spectra in Figures 1, 2, and 3. The units of 𝜎_1𝑠, 𝜎_1𝑐, 𝜎_2𝑠, and 𝜎_2𝑐 are GeV/c.

Particle	𝑘 (%)	𝜎1𝑠∼𝜎1𝑐 (×0.1)	𝜎2𝑠∼𝜎2𝑐 (×0.1)	𝜒^2/dof
𝜔	99.97±0.01	0.09±0.02∼1.66±0.10	1.28±0.10∼4.55±0.24	1.000
𝐾	99.97±0.01	0.06±0.01∼1.60±0.12	1.22±0.10∼4.50±0.21	1.310
𝜂^′	99.98±0.01	0.07±0.01∼1.68±0.10	1.28±0.10∼4.65±0.27	0.472
𝜙	99.99±0.00	0.05±0.01∼1.72±0.10	1.30±0.10∼4.75±0.24	0.407
𝜋	99.96±0.01	0.08±0.01∼1.65±0.10	1.26±0.10∼4.52±0.22	0.210
𝜂	99.97±0.01	0.06±0.01∼1.61±0.11	1.24±0.11∼4.48±0.26	0.240
𝑝+𝑝	100.00±0.01	0.10±0.02∼1.78±0.10	—	0.278
𝐽/𝜓	100.00±0.01	0.16±0.03∼2.25±0.15	—	0.447
𝜓^′	100.00±0.01	0.18±0.04∼2.10±0.12	—	0.470