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Plasma-Surface Interaction Data Set 115
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 = 1000.0 eV |
angle /deg |
P |
|
0.0 | 1.1 |
|
10.0 | 1.1 |
|
20.0 | 1.3 |
|
30.0 | 1.6 |
|
40.0 | 1.9 |
|
50.0 | 2.3 |
|
60.0 | 2.4 |
|
70.0 | 2.1 |
|
80.0 | 1.0 |
|
89.0 | 0.13 |
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 = 5.6272
- b = 3.0811
- c = 0.76362
- Y0 = 1.0507
- alpha0 = 1.6637
Fit range
angle = 0.0 – 89.0