<http://webisa.webdatacommons.org/22682911>	<http://www.w3.org/ns/prov#value>	"These also can intentionally or unescapably contain atoms such as H, F, C, Ni, O, P, and B. [0103] Assuming that a desired absorption coefficient is A and material consisting of a film is a, film thickness d is defined by d=???{ln(1???A)}?????1." .
<http://webisa.webdatacommons.org/22682911>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
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<http://webisa.webdatacommons.org/prov/215446842>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/22682911> .