Alam, SherSherAlamBehera, SubhasishSubhasishBeheraKumar, SatendraSatendraKumarSahoo, ShibanandaShibanandaSahoo2025-08-302025-08-302017-01-3010.1142/S0217751X175001782-s2.0-85010789093http://repository.iitgn.ac.in/handle/IITG2025/22545Higgs boson couplings with gauge bosons are probed through e^-e⁺ → Zγh in an effective Lagrangian framework. For this study, the beam polarization facility at the ILC along with the typical center-of-mass energy of 500 GeV is considered. The reach of the ILC with an integrated luminosity of 300 fb^-1 in the determination of CP-conserving parameters is obtained. Sensitivity of the probe of each of these couplings in the presence of other couplings is investigated. The most influential coupling parameters are cW =-cB. Other parameters of significant effect are cHW and cHB. A detailed study of the various kinematic distributions represents possibilities to disentangle the effect of some of these couplings.falseanomalous couplings | effective Higgs Lagrangian | Electron positron collisionsArticlehttps://arxiv.org/pdf/1701.0825030 January 201721750017arJournal1