Efficient Design Analysis of Chemical Sensor Using Hollow Core Photonic Crystal Fiber. Indian Journal of Pure & Applied Physics (IJPAP), [S. l.], v. 63, n. 7, p. 584–593, 2025. DOI: 10.56042/ijpap.v63i7.12229. Disponível em: https://or.niscpr.res.in/index.php/IJPAP/article/view/12229. Acesso em: 15 may. 2026.