List of Articles Hydrogen bonding Open Access Article Abstract Page Full-Text 1 - Investigation of NMR Shielding Tensors of Para-Sulfonato-calix 141 arene Complexation with some of Alkali metal atoms M. Sayadian L. Pishkar F. Mollaamin Open Access Article Abstract Page Full-Text 2 - Ab Initio Quantum Chemical Studies of 15N and 13C NMR Shielding Tensors in Serine and Complexes of Serine- nH2O: Investigation on Strength of the CαH…O Hydrogen bonding in the Amino Acid Residue. M. Monajjemi T. Karimkeshteh F. Mollaamin Open Access Article Abstract Page Full-Text 3 - Studies of Hydrogen Bonding Effects on DiPalmitoyl Phosphatidyl Etanolamine (DPPE) by theoretical Methods A. Nouri M. Monajjemi Open Access Article Abstract Page Full-Text 4 - A Density Functional Theory Study of Structure of Phosphonic Acid M.H. Ghorbani H. Aghaie M. Aghaie Open Access Article Abstract Page Full-Text 5 - DFT Study of Hydrogen Bonding on Calix[8]arene as Nanostructure Compound M. Sayadian K. Zare F. Mollaamin Open Access Article Abstract Page Full-Text 6 - DFT and HF Studies: Geometry, Hydrogen Bonding, Vibrational Frequencies and Electronic Properties of Enaminones and Their Complexes with Transition Metals Kazem Mahanpoor Majid Saghi Mohammad Hosein Bigtan Open Access Article Abstract Page Full-Text 7 - Inductive Effect of Bioactive Intermolecular Hydrogen Bonding Complex of 1,2,4,5 –Tetrazine and Inorganic Acid by NMR and QTAIM Mohammad Hossein Ghorbani Arash Ghoorchian Open Access Article Abstract Page Full-Text 8 - Intramolecular Hydrogen Bonding of (E)-N'-(n-Fluoro-2-hydroxybenzylidene) Nicotinohydrazide: A DFT study Zainab Moosavi-Tekyeh Open Access Article Abstract Page Full-Text 9 - Investigation of the IntraMolecular Hydrogen Bonding in Halo, Methoxy, and Cyano-Malonealdehyde Derivatives Hadi Zare yousefkhani mohammad vakili vahidreza darugar Open Access Article Abstract Page Full-Text 10 - Aminolysis of selected methylpyrimidines in protic solvents Hossein Eshtiagh-Hosseini Masoud Mirzaei Open Access Article Abstract Page Full-Text 11 - Discussion on the regioselectivity of aminolysis of 5-bromo-2,4- dichloro-6-methylpyrimidine in ethanole Abdolhassan Doulah Hossein Eshtiagh-Hosseini Masoud Mirzaei Ali Fazlara Open Access Article Abstract Page Full-Text 12 - Consideration of C-H…O interaction in the heterocyclic organic-inorganic hybrid material: tri-prolinium12- phosphomolibdate heteropolyoxometalate Masoud Mirzaei Ali R Salimi Mohammad H. Alizadeh Hossein Eshtiagh-Hosseini Hossein Razavi