Original Research Article
Comparative Study of the Transformation of Phosphogypsum and Pure Gypsum into Valuables Products
1. Comparative Study of the Transformation of Phosphogypsum and Pure Gypsum into Valuables Products

Yassine Ennaciri; Mohammed Bettach

Volume 4, Issue 3 , May and June 2021, Pages 165-174

http://dx.doi.org/10.22034/ajca.2021.273885.1242

Abstract
  The production of phosphoric acid in the world generates an enormous amount of a by-product named phosphogypsum (PG). A large quantity of this PG is stockpiled or dumped into environment, ...  Read More
Original Research Article
Synthesis, Antibacterial, Antifungal and DFT Studies on Structural, Electronic and Chemical Reactivity of (E)-7-((1H-Indol-3-yl)methylene)-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one
2. Synthesis, Antibacterial, Antifungal and DFT Studies on Structural, Electronic and Chemical Reactivity of (E)-7-((1H-Indol-3-yl)methylene)-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one

Vishnu Ashok Adole

Volume 4, Issue 3 , May and June 2021, Pages 175-187

http://dx.doi.org/10.22034/ajca.2021.278047.1250

Abstract
  The present study deals with the theoretical investigation of structural, molecular, electronic, and chemical reactivity details of (E)-7-((1H-indol-3-yl)methylene)-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one ...  Read More
Original Research Article
Pyridinium-Based Paramagnetic Room-Temperature Ionic Liquid for Effective Removal of Trace Olefins from Aromatics
3. Pyridinium-Based Paramagnetic Room-Temperature Ionic Liquid for Effective Removal of Trace Olefins from Aromatics

Mehdi Farhadi; Soheil Sayyahi; Maryam Gorjizadeh

Volume 4, Issue 3 , May and June 2021, Pages 188-196

http://dx.doi.org/10.22034/ajca.2021.272951.1241

Abstract
  A magnetically separable catalyst n-butylpyridinium tetrachloroferrate ([C4py]FeCl4) was designed for the removal of  trace olefins from aromatic hydrocarbons. The magnetic ionic ...  Read More
Original Research Article
A Nano-bio-eco Interaction to Synthesis of Gold Nanoparticles Using Tribulus Terrestris Extract and its Antibacterial Activity
4. A Nano-bio-eco Interaction to Synthesis of Gold Nanoparticles Using Tribulus Terrestris Extract and its Antibacterial Activity

Farzad Molani; Fereshteh Veisi; Sirwan Mohammadiazar

Volume 4, Issue 3 , May and June 2021, Pages 197-205

http://dx.doi.org/10.22034/ajca.2021.262453.1231

Abstract
  A green synthesis of gold nanoparticles (GNPs) was accomplished by aqueous medium of the Tribulus terrestris (T. terrestris)extract, without the addition of any external chemical reducing ...  Read More
Original Research Article
New Method of Corrosion in Isomerization Units
5. New Method of Corrosion in Isomerization Units

Amir Samimi

Volume 4, Issue 3 , May and June 2021, Pages 206-219

http://dx.doi.org/10.22034/ajca.2021.277905.1248

Abstract
  Naphtha isomerization is one of the reactions present in catalytic conversion process of heavy naphtha. The catalyst is highly active at 80-100 °C; however, due to corrosion, environmental ...  Read More
Original Research Article
Molecular Structure, FT-IR Spectra, MEP and HOMO-LUMO Investigation of 2-(4-Fluorophenyl)-5-phenyl-1, 3,4-oxadiazole Using DFT Theory Calculations
6. Molecular Structure, FT-IR Spectra, MEP and HOMO-LUMO Investigation of 2-(4-Fluorophenyl)-5-phenyl-1, 3,4-oxadiazole Using DFT Theory Calculations

Sunil Laxman Dhonnar; Nutan Vitthal Sadgir; Vishnu Ashok Adole; Bapu Sonu Jagdale

Volume 4, Issue 3 , May and June 2021, Pages 220-230

http://dx.doi.org/10.22034/ajca.2021.283003.1254

Abstract
  In the present work, synthesis and DFT study of 2-(4-fluorophenyl)-5-phenyl-1,3,4-oxadiazole is reported. The 6-311++G (d,p) basis set was used to optimize the molecular structure of ...  Read More
Original Research Article
New Model of Professional Competence of Managers of Hotels, Oil, Gas and Energy Industries toward Sustainable Development
7. New Model of Professional Competence of Managers of Hotels, Oil, Gas and Energy Industries toward Sustainable Development

Zahra Torabi; Saeid Saeida Ardekani; Seyed Hassan Hataminasab

Volume 4, Issue 3 , May and June 2021, Pages 231-243

http://dx.doi.org/10.22034/ajca.2021.277904.1247

Abstract
  The present study is a combined research because it uses qualitative and quantitative methods in order to collect and analyze data by identifying indices and indigenous components of ...  Read More