SEARCH Articles Figures Tables Acceptor electron Acceptor-donor complexation Alkyne complexe Alkyne complexes Alkynes metalated Alkynes metallation Complex electron donor-acceptor Complexes, alkyne-metal Donor complex Donor electron Donor-acceptor complexes Electron acceptor complexes Electron alkyne Electron donor/acceptor complexation Electron metal complexes Electron-donor-acceptor Electronic donor Metal alkynes Metalation alkynes