Return to search
Plasma-Surface Interaction Data Set 108
Sputtering of W+ on W(pc) at 300 K
- B143: W. Eckstein, J. A. Stephens, R. E. H. Clark, G. W. Davis, A. A. Haasz, E. Vietzke, Y. Hirooka, "Particle induced erosion of Be, C and W in fusion plasmas. Part B: Physical sputtering and radiation-enhanced sublimation", Atomic and Plasma-Material Interaction Data for Fusion 7B (2001). [https://www.iaea.org/publications/4709/atomic-and-plasma-material-interaction-data-for-fusion]
Sputtering of W+ on W(pc) at 300 K
E = 30.0 eV |
angle /deg |
P |
|
0.0 | 8.2e-06 |
|
10.0 | 2.6e-05 |
|
20.0 | 7.7e-05 |
|
30.0 | 0.00021 |
|
40.0 | 0.00053 |
|
50.0 | 0.0012 |
|
60.0 | 0.0023 |
|
70.0 | 0.0036 |
|
80.0 | 0.0043 |
|
89.0 | 0.0037 |
Fit Function: SPTAEX
\[Y(E_0, \alpha) = Y(E_0, 0)\left\{\cos\left[\left( \frac{\alpha}{\alpha_0}\frac{\pi}{2} \right)^c\right]\right\}^{-f} \exp\left\{b\left(1-\frac{1}{\cos\left[\left( \frac{\alpha}{\alpha_0}\frac{\pi}{2} \right)^c\right]}\right)\right\}\]
Coefficients
- f = 34.68
- b = 17.783
- c = 0.48682
- Y0 = 8.1551e-06
- alpha0 = 2.0643
Fit range
angle = 0.0 – 89.0