Chemical reactors DFT Eccentric connectivity index History of engineering & technology Monte Carlo simulation NS1[p] NS2[p] NS3[p] PLP-SEC PolyEThyleneAmidoAmine (PETAA) dendrimer Polymerization RAFT polymerization additive manufacturing batch process modeling and control complexity of structure continuous stirred-tank reactor copolymerization data-driven parameter estimation degree of branching dendrimers density functional theory design of experiments droplet impact electronic effects failure modes free-radical polymerization gas phase global sensitivity analysis high-temperature polymerization hyperbranched