Numerically Modelled Evaluation of all Optical RZ OOK Conversion to Higher Order M–QAM Format Conversion using Photic Fiber Nonlinearity. Indian Journal of Pure & Applied Physics (IJPAP), [S. l.], v. 63, n. 7, p. 648–665, 2025. DOI: 10.56042/ijpap.v63i7.19736. Disponível em: https://or.niscpr.res.in/index.php/IJPAP/article/view/19736. Acesso em: 14 may. 2026.