فهرس المقالات As2Ni3O8 حرية الوصول المقاله صفحة الملخص نص كامل 1 - Solid state synthesis, crystal structure, evaluation of direct and indirect band gap energies and optimization of reaction parameters for As2Ni3O8 nanomaterials Alireza Hakimyfard shahin khademinia masumeh rahimkhani 10.22034/jna.2018.561205.1073 حرية الوصول المقاله صفحة الملخص نص كامل 2 - Solid state synthesis, crystal structure, evaluation of direct and indirect band gap energies and optimization of reaction parameters for As2Ni3O8 nanomaterials Alireza Hakimyfard Shahin Khademinia Masumeh Rahimkhani 10.22034/jna.2018.541865