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In only one case to date have the quantitative catalyst poisoning studies needed for such active site correction been done for a nanocluster.28bIn that study, the P2W15Nb3O629-polyoxoanion- and Bu4N+-stabilized, 40 \u00b1 6 \u00c5 Rh(0) nanoclusters reported elsewhere28bhave \u223c31% of the Rh on the surface, but only \u223c(1.8X)% of that total Rh is catalytically active as determined by CS2poisoning experiments (whereXis the number of active Rh sites poisoned by a single CS2, a working value for which isX\u2248 5).28bApplying those data to the present case for the sake of illustration,ifthis same \u223c(1.8 \u00d7 5) = 9% number is roughly applicable to the present case, results in the reported TOF and TTO values herein being larger by a factor of 100\/9 = 11. The resultant values would then be TOF \u2248 1.92 \u00d7 11 = 21 s-1and TTO \u2248 188000 \u00d7 11 = \u223c2000000."},{"key":"ja0437813b00028\/ja0437813b00028_2","doi-asserted-by":"crossref","first-page":"1625","DOI":"10.1021\/ic010920y","volume":"41","author":"Hornstein B. J.","year":"2002","journal-title":"Inorg. Chem."},{"key":"ja0437813b00029\/ja0437813b00029_1","doi-asserted-by":"crossref","first-page":"10382","DOI":"10.1021\/ja9705102","volume":"119","author":"For","year":"1997","journal-title":"J. Am. Chem. Soc."},{"key":"ja0437813b00030\/ja0437813b00030_1","doi-asserted-by":"crossref","first-page":"2678","DOI":"10.1021\/ja01107a037","volume":"75","author":"Adelman R. L.","year":"1953","journal-title":"J. Am. Chem. 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