Synthesis and third-order nonlinear optical properties of low band gap 3,4-ethylenedioxythiophene–quinoxaline copolymers

• Published in: European polymer journal Vol. 64; pp. 157 - 169
• Main Authors: Narayanan, Sona, Raghunathan, Sreejesh Poikavila, Mathew, Sebastian, Mahesh Kumar, M.V., Abbas, Anshad, Sreekumar, Krishnapillai, Kartha, Cheranellore Sudha, Joseph, Rani
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.03.2015
• Subjects: Band theory; Copolymers; Correlation; Donor–acceptor copolymer; EDOT; Mathematical models; Molecular orbitals; Nonlinearity; Optical limiting; Optical properties; Phenanthrene; Quinoxaline; Quinoxalines; Third-order optical nonlinearity; Quinoxaline; Optical limiting; Third-order optical nonlinearity; EDOT; Donor–acceptor copolymer

[Display omitted] •Low band gap EDOT–quinoxaline copolymers were synthesized via direct arylation.•Polymers were characterized by theoretical, optical and electrochemical methods.•The experimental results supported the theoretical predictions.•Third-order NLO properties were investigated using z-sca...