List of Articles periodic structure Open Access Article Abstract Page Full-Text 1 - Study on Vibration Band Gap Characteristics of a Branched Shape Periodic Structure Using the GDQR M Hajhosseini A Abshahi 10.22034/jsm.2020.1878636.1496 Open Access Article Abstract Page Full-Text 2 - A New Approach in Designing Multi-Layer Frequency Selective Surfaces based on Tuning Pole-Zeros of Individual Layers Mahmoud Fallah Ali Abdolali Open Access Article Abstract Page Full-Text 3 - Absorption Spectra of a Graphene Embedded One Dimensional Fibonacci Aperiodic Structure hadi Rahimi