SEARCH Articles Figures Tables Alkylidene complexes transition metals Alkylidene metal catalyst derivatives Alkylidene-metals from protonation Alkylidene-metals metallacycles Metal alkylidene complexes Metal alkylidene complexes catalysts Metal alkylidene/alkylidyne Metal-alkylidenes Metal-alkylidenes Metal-alkylidenes from protonation Metal-alkylidenes metallacycles Stoichiometric Activity of Well-Defined, Metal Alkylidenes with Alkanes Transition metal alkylidenes