{"process": "Sputtering", "process_types": [{"abbreviation": "MPS", "description": "Physical Sputtering"}, {"abbreviation": "MSP", "description": "Sputtering"}], "surface": "Li", "surface_phase": "pc", "species": {"text": "(4He)+", "charge": 1}, "temperature": 300, "comment": "Eckstein equation (2) is incorrect; use formula given on p.18 of APID-7B", "refs": [{"id": 144, "authors": "W. Eckstein", "title": "Sputtering Yields. In: Sputtering by Particle Bombardment", "journal": "Topics in Applied Physics", "volume": "110", "page_start": "", "page_end": "", "article_number": "", "year": 2007, "note": "Springer, Berlin, Heidelberg", "doi": "https://doi.org/10.1007/978-3-540-44502-9_3", "bibcode": "", "url": ""}]}
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Sputtering of (4He)+ on Li(pc) at 300 K
{"fit_function": "SPTEEX", "coeffs": {"lambda": 1.937, "q": 0.3617, "mu": 1.25, "epsilonL": 0.001796, "Eth": 6.504}, "E_min": 6.504, "E_max": 100000}
angle = 0.0 deg
E /eV	P	
6.504	0.0	
7.918	0.0002394	
9.639	0.0007825	
11.74	0.001783	
14.29	0.003498	
17.39	0.006288	
21.18	0.01063	
25.78	0.01706	
31.39	0.02607	
38.21	0.03788	
46.52	0.05216	
56.63	0.06799	
68.95	0.08397	
83.94	0.0987	
102.2	0.1111	
124.4	0.1208	
151.5	0.1276	
184.4	0.1318	
224.5	0.1338	
273.3	0.1338	
332.7	0.1322	
405.1	0.1292	
493.1	0.125	
600.4	0.1199	
730.9	0.114	
889.8	0.1074	
1083.0	0.1004	
1319.0	0.09319	
1606.0	0.08585	
1955.0	0.07855	
2380.0	0.0714	
2897.0	0.06451	
3527.0	0.05795	
4294.0	0.05178	
5228.0	0.04605	
6364.0	0.04076	
7748.0	0.03594	
9433.0	0.03156	
11480.0	0.02761	
13980.0	0.02408	
17020.0	0.02094	
20720.0	0.01816	
25230.0	0.01571	
30710.0	0.01355	
37390.0	0.01167	
45520.0	0.01002	
55420.0	0.008597	
67470.0	0.00736	
82140.0	0.006291	
-----