{"process": "Sputtering", "process_types": [{"abbreviation": "MPS", "description": "Physical Sputtering"}, {"abbreviation": "MSP", "description": "Sputtering"}], "surface": "Pb", "surface_phase": "pc", "species": {"text": "He+", "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 He+ on Pb(pc) at 300 K
{"fit_function": "SPTEEX", "coeffs": {"lambda": 0.0686, "q": 0.4081, "mu": 1.666, "epsilonL": 4.303e-05, "Eth": 31.77}, "E_min": 31.77, "E_max": 100000}
angle = 0.0 deg
E /eV	P	
31.77	0.0	
37.44	0.0003307	
44.13	0.001387	
52.01	0.003528	
61.31	0.007162	
72.26	0.01257	
85.17	0.01974	
100.4	0.02826	
118.3	0.03748	
139.5	0.04675	
164.4	0.05561	
193.7	0.06388	
228.4	0.07152	
269.2	0.07862	
317.2	0.08528	
373.9	0.09159	
440.7	0.09764	
519.5	0.1035	
612.3	0.1091	
721.7	0.1146	
850.6	0.12	
1003.0	0.1251	
1182.0	0.13	
1393.0	0.1347	
1642.0	0.1392	
1935.0	0.1433	
2281.0	0.1471	
2688.0	0.1504	
3168.0	0.1533	
3734.0	0.1558	
4402.0	0.1576	
5188.0	0.1589	
6115.0	0.1595	
7207.0	0.1595	
8495.0	0.1587	
10010.0	0.1573	
11800.0	0.155	
13910.0	0.1521	
16400.0	0.1484	
19320.0	0.1441	
22780.0	0.1391	
26850.0	0.1336	
31640.0	0.1277	
37300.0	0.1213	
43960.0	0.1147	
51810.0	0.1078	
61070.0	0.1009	
71980.0	0.09392	
84840.0	0.08704	
-----