List of Articles Maxwell model Open Access Article Abstract Page Full-Text 1 - Evaluation of the Effect of Guar and Xanthan Gums on Viscoelastic Properties of Gluten-Free Sponge Cake by the Use of Stress Relaxation Test H. Bagheri A. Avazsufiyan M. Alami Open Access Article Abstract Page Full-Text 2 - Influence of Guar Gum on Texture Profile Analysis and Stress Relaxation Characteristics of Carrot Sponge Cake F. Salehi M. Kashaninejad Open Access Article Abstract Page Full-Text 3 - Modeling of Compression Curves of Flexible Polyurethane Foam with Variable Density, Chemical Formulations and Strain Rates M.F Alzoubi S Al-Hallaj M Abu-Ayyad Open Access Article Abstract Page Full-Text 4 - Evaluation of CO2/CH4 Gas Separation in PVA and PVC Mixed Matrix Membrane Permeation Models Elaheh Gandomkar Ghalhari Samaneh Koudzari Farahani Abdolreza Moghadassi Ezzatollah Joudaki Seyyed Mohsen Hosseini Open Access Article Abstract Page Full-Text 5 - Mathematic modeling of purification of biodiesel with PES polymeric membrane Samaneh Koudzari Farahani Elaheh Gandomkar Ghalhari Abdolreza Moghadassi Seyyed Mohsen Hosseini Ezzatollah Joudaki