see for example

"Chain Transfer Agents for the Catalytic Ring Opening Metathesis Polymerization of Norbornenes"
Mandal, I.; Mandal, A.; Rahman, Md A.; Kilbinger A.F.M.
Chem. Sci. 2022, 13, 12469

"Catalytic Syntheses of Degradable Polymers via Ring-Opening Metathesis Copolymerization Using Vinyl Ethers as Chain Transfer Agents"
Mandal, A.; Mandal, I.; Kilbinger, A.F.M.
Macromolecules 2022, 55, 7827

"Catalytic living ring-opening metathesis polymerization with Grubbs' second- and third-generation catalysts"
Yasir, M.; Liu, P.; Tennie, I.; Kilbinger, A.F.M.
Nat. Chem.2019, 11, 488 fulltext

see for example

"A versatile living polymerization method for aromatic amides"
Pal,S.; Nguyen,D.P.T.; Molliet, A.; Alizadeh, M.; Crochet, A.; Ortuso, R.D:; Petri-Fink, A.; Kilbinger, A.F.M.
Nat. Chem. 2021, 13, 705  fulltext postprint