List of Articles Scattering matrix Open Access Article Abstract Page Full-Text 1 - Butterfly-like phase shift: a novel gauge for critical coupling of add–drop resonator Mahdi Bahadoran Preecha Yupapin 10.1007/s40094-018-0291-2 Open Access Article Abstract Page Full-Text 2 - Photon decaying in de Sitter universe Y. Ahmadi M. V. Takook 10.1007/s40094-019-00356-2 Open Access Article Abstract Page Full-Text 3 - Determination of Dielectric Resonators Properties Using Multimode Contour Integral Method Seyed Ali Hashemi Ali Banaei