Difference between revisions of "Resolving power (in mass spectrometry)"

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 == External Links ==
-[http://pubs.acs.org/cgi-bin/article.cgi/ancham-a/0000/74/i09/html/marshall.html Scaling MS Plateaus with High-Resolution FT-ICRMS] ''Anal. Chem.'' '''74''' 252A, 2002.
+[http://pubs.acs.org/cgi-bin/article.cgi/ancham-a/0000/74/i09/html/marshall.html Scaling MS Plateaus with High-Resolution FT-ICRMS] ''Anal. Chem.'' '''74''' 252A, 2002 gives the following definitions:
+:'''Mass peak width (&#916;m<sub>50%</sub>)'''
+::Full width of mass spectral peak at half-maximum peak height
+:'''Mass resolving power (&#916;m/m<sub>50%</sub>)'''
+::A well-isolated single mass spectral peak
+::The smallest mass difference between equal magnitude peaks such that the valley between them is a specified fraction of either peak height
+:'''Mass precision'''
+::Root-mean-square deviation in a large number of repeated measurements
+:'''Mass accuracy'''
+::Difference between measured and actual mass
+:'''Mass defect'''
+::Difference between exact and nominal mass

Revision as of 20:48, 3 January 2005