List of Articles باند ممنوعه فوتونی Open Access Article Abstract Page Full-Text 1 - Using Linear Regression Method to Provide a Mathematical Relation to Investigate the Gap Wavelength Band in Photon Structures for Use in the Design of Optoelectronic Devices Mozhgan Javahernia Sahel Javahernia 10.30495/jce.2022.690857