Table 1.
Experimental conditions (collisional temperatures T, number densities of H2, He, and D2, and fractions of ortho-H2) used to measure the data shown in Fig. 2.
|
|
|
|
|
|---|---|---|---|---|
| 135 | 1.8 | 0.75 | 16 | 3.0 |
| 40 | 6.8 | 0.75 | 30 | 5.4 |
| 18 | 10.3 | 0.75 | 45 | 8.2 |
| 132 | 3.7 | 0.005 | 22 | 2.2 |
| 58 | 7.2 | 0.005 | 33 | 3.3 |
| 43 | 8.3 | 0.005 | 38 | 3.8 |
| 35 | 9.2 | 0.005 | 42 | 4.2 |
| 16 | 10.4 | 0.005 | 33 | 6.3 |
Notes. The H2 and He gases are introduced to the trap volume via the inlet system, and D2 is diffusing into the trap from the ion source. The uncertainties of the number densities are close to 20%.
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