TY - RPRT TI - Ring-Opening Copolymerization of Four-Dimensional Printable Polyesters Using Supramolecular Thiourea/Organocatalysis AU - Merckle, David AU - King, Olivia AU - Weems, Andrew C. PY - 2023 DO - 10.1021/acssuschemeng.2c05552 UR - https://www.osti.gov/biblio/2424588 ID - 2424588 ER -