Metal−metal cooperativity enables the reaction of carbon-based substrates at diiridium two-electron mixed valence centers. Arylation of Ir20,II(tfepma)3Cl2 (1) (tfepma = ...

StrengthsPlatinum was the top-performing precious metal last week, rising 3.62%. It's up over 35% year-to-date, with spot prices near $1,226 per ounce and briefly hitting $1,300 on Thursday. Gold is ...