Measurement E103M4
| Experiment: | g7a: Search for medium modification of light vector mesons off nuclei | |
|---|---|---|
| Year: | 2007 |
|
| Spokespersons: | D. Weygand, C. Djalali, M. Kossov | |
| Reaction: | γd → ρ + X | |
| Polarization: | none | |
| Quantity: | dY/dMρ(e+, e−) | |
| Ebeam: | 4.0 GeV | |
| Eγ: | 0.0 — 3.8 GeV | |
| Publication: |
R. Nasseripour, M. Wood, C. Djalali, D. Weygand, C. Tur, U. Mosel, P. Muehlich Search for Medium Modifications of the ρ Meson //
Phys. Rev. Lett. 99, 262302 (2007)
|
|
| Mρ(e+,e−), [GeV] | dY/dMρ(e+, e−), [counts/24MeV] | uncertainty |
|---|---|---|
| 0.132 | 1.68 | 1.296 |
| 0.156 | 1.665 | 1.296 |
| 0.18 | 1.616 | 1.311 |
| 0.204 | -0.446 | 1.661 |
| 0.228 | -4.949 | 1.058 |
| 0.252 | 1.107 | 2.98 |
| 0.276 | -3.35 | 2.324 |
| 0.3 | 1.181 | 3.292 |
| 0.324 | -0.566 | 3.137 |
| 0.348 | 7.107 | 4.247 |
| 0.372 | 3.92 | 3.995 |
| 0.396 | 8.492 | 4.673 |
| 0.42 | 17.272 | 5.696 |
| 0.444 | 42.311 | 7.697 |
| 0.468 | 27.042 | 6.779 |
| 0.492 | 28.972 | 7.009 |
| 0.516 | 43.192 | 8.03 |
| 0.54 | 62.213 | 9.198 |
| 0.564 | 48.501 | 8.436 |
| 0.588 | 70.516 | 9.61 |
| 0.612 | 80.233 | 9.908 |
| 0.636 | 89.701 | 10.058 |
| 0.66 | 113.808 | 11.049 |
| 0.684 | 137.182 | 12.083 |
| 0.708 | 165.56 | 13.334 |
| 0.732 | 172.019 | 13.928 |
| 0.756 | 184.957 | 15.811 |
| 0.78 | 179.642 | 22.983 |
| 0.804 | 129.569 | 13.401 |
| 0.828 | 70.128 | 8.805 |
| 0.852 | 50.422 | 7.316 |
| 0.876 | 46.68 | 6.969 |
| 0.9 | 28.635 | 5.488 |
| 0.924 | 16.917 | 4.294 |
| 0.948 | 25.626 | 5.238 |
| 0.972 | 20.744 | 4.841 |
| 0.996 | 20.849 | 5.448 |
| 1.02 | 10.193 | 8.683 |
| 1.044 | 3.762 | 3.323 |
| 1.068 | 11.196 | 3.567 |
| 1.092 | 6.979 | 2.786 |
| 1.116 | 11.568 | 3.464 |
| 1.14 | 7.351 | 2.771 |
| 1.164 | 6.455 | 2.585 |
| 1.188 | 2.202 | 1.536 |