Volume 21 (2024)
Volume 20 (2023)
Volume 19 (2022)
Volume 18 (2021)
Volume 17 (2020)
Volume 16 (2019)
Volume 15 (2018)
Volume 14 (2017)
Volume 13 (2016)
Volume 12 (2015)
Volume 11 (2014)
Volume 10 (2013)
Volume 9 (2012)
Volume 8 (2011)
Volume 7 (2010)
Volume 6 (2009)
Volume 5 (2008)
Volume 4 (2007)
Volume 3 (2006)
Volume 2 (2005)
Volume 1 (2004)
Separation Technology,
Effect of Particle Size of Zinc Powder on the Efficiency of Ni-Cd Cementation in Cold Purification Reactor

P. Abbasi; K. Shayesteh; V. Vahidfard; M.J. Khani

Volume 20, Issue 3 , November 2023, , Pages 90-103

https://doi.org/10.22034/ijche.2023.384387.1477

Abstract
  The cementation reaction of Ni-Cd occurs on the surface of zinc powder, and the Ni-Cd ions in the zinc sulfate solution (make-up) change into a solid metal deposit during the process. The primary purpose of this study is to evaluate the effect of the particle size of zinc powder on the operational parameters ...  Read More

Simulation and investigation of thermodynamics and energy of methanol purification unit

S. Faramarzi; A.H Oudi; S. Azimi; Y. Davoodbeygi

Volume 19, Issue 3 , September 2022, , Pages 95-107

https://doi.org/10.22034/ijche.2023.376329.1467

Abstract
  Methanol is an important industrial chemical, and its synthesis and purification units are among the most widely used processes in the field of energy. The two-column separation unit of methanol has been analyzed from the thermodynamic and energy points of view in the present study. The simulation has ...  Read More

Modeling and Simulation
Improving the performance of a two-phase ejector using genetic algorithm based on secondary fluid entrainment rate

M. Moghadasi; M. Moraveji; O. Alizadeh

Volume 19, Issue 4 , December 2022, , Pages 95-109

https://doi.org/10.22034/ijche.2023.390350.1488

Abstract
  Ejectors offer a cost-effective and practical solution for recovering flare gases, thereby reducing greenhouse gases. Improving the entrainment rate of the secondary fluid can enhance ejector performance. The objective of this research is to identify the optimal ejector geometry to maximize the absorption ...  Read More

Energy
Theoretical study of multi-stage and multi-feeding variable pressure humidification-dehumidification (VP-HD) desalination systems

Z. Rahimi-Ahar; M. Sadegh Hatamipour

Volume 21, Issue 1 , February 2024

https://doi.org/10.22034/ijche.2024.420681.1504

Abstract
  Humidification-dehumidification (HD) desalination has been identified as a sustainable, reliable, and energy-efficient technology for producing freshwater on a small scale. VP-HD systems operated at one-stage, multi-stage, and multi-feeding vacuum humidification-over atmospheric pressure dehumidification ...  Read More

Biomedical and Biotechnology,
Developing of collagen hydrogel including bioactive glass nanoparticles for application in bone tissue engineering

M. Takapoui; M. Saadatmand; F. Ghobadi

Volume 20, Issue 4 , January 2024

https://doi.org/10.22034/ijche.2024.434522.1511

Abstract
  Numerous bone disorders and injuries, such as osteoporosis, are among the most prevalent and spreading types of human tissue injuries worldwide, and the available treatments for these injuries are often insufficient and inefficient. Nowadays a lot of attention has been paid to regenerative medicine, ...  Read More

Energy
Investigation on the Performance of Graphene-WO3-TiO2 Ternary Composite in Dye-Sensitized Solar Cells

N. Gilani; S. Fallahdoost Moghadam; Ali Akbar Y.

Volume 20, Issue 4 , January 2024

https://doi.org/10.22034/ijche.2024.434847.1512

Abstract
  A hydrothermal method was used to synthesize different photoanodes for dye-sensitized solar cell (DSSC) applications. These photoanodes included WO3, TiO2, Graphene-TiO2, WO3-TiO2, and a nanostructure of Graphene-WO3-TiO2. The morphology of the nanoparticles was analyzed using scanning electron microscopy ...  Read More

Separation Technology,
Mass Transfer Intensification of the Green CO2 Capture Employing Ternary Solution of Akanolamine-Amino Acid

P. Valeh-e-Sheyda; Sh. Sarlak

Volume 20, Issue 4 , January 2024

https://doi.org/10.22034/ijche.2024.434947.1513

Abstract
  The increased demand of the world for energy and its reliance on fossil fuels ultimately contribute to the surge in the levels of carbon dioxide in the atmosphere. To achieve a green efficient carbon capture, a novel multi-component amine-amino acid solvent including methyldiethanolamine (MDEA), diisopropanolamine ...  Read More

Modeling and Simulation
CFD Modeling of the Bladeless Wind Turbines Movement

A. Das; N. Azimi

Volume 20, Issue 4 , January 2024

https://doi.org/10.22034/ijche.2024.435315.1515

Abstract
  This research presents the performance of bladeless wind turbines. It also familiarizes readers with the phenomenon of eddy current, which serves as the foundation for bladeless turbines. In this direction, these kinds of bladeless turbines have been designed, modeled, and simulated. Firstly, a two-dimensional ...  Read More

Separation Technology,
Application and Comparison of MAF-66 with AC and CMS in Vacuum Swing Adsorption Process for CO2 Capture from Flue Gas

M. Abdollahi; Sh. Fatemi; M. Fakhroleslam; A.R. Sadri

Volume 20, Issue 4 , January 2024

https://doi.org/10.22034/ijche.2024.440760.1521

Abstract
  Vacuum swing adsorption (VSA) for CO2 capture has attracted much research effort due to the development of the novel CO2 adsorbent materials. In this work, three adsorbents (MAF-66, AC and CMS) were used to capture CO2 by VSA process from flue gas and their performances were compared. Adsorption equilibrium ...  Read More

Modeling and Simulation
A density functional theory (DFT) investigation on the impact of the linker length in zinc oxide-based metal-organic-frameworks for hydrogen adsorption

ehsan salehi; Golara Nikravesh; Masoud Mandooie

Volume 21, Issue 1 , February 2024

https://doi.org/10.22034/ijche.2024.419176.1502

Abstract
  Metal-organic frameworks have emerged as extended-network, tunable, crystalline hydrogen storage adsorbents. The uptake of H2 on Zn4O-based MOFs with different linkers was studied in the current work. The binding energies, consecutive binding energy and step energy of H2-adsorption on MOF-177, MOF-200 ...  Read More

Reaction Engineering, Kinetics and Catalysts,
Effect of Synthesis Method and Nickel-Copper Loading on Ni-Cu-Al Catalysts for Production of Hydrogen Via Ethanol Steam Reforming

Abdullah Irankhah; Sepideh Ghafoori; atieh ranjbar

Volume 21, Issue 1 , February 2024

https://doi.org/10.22034/ijche.2024.428444.1508

Abstract
  In the present work, the effect of synthesis method (simultaneous impregnation and coprecipitation) and copper to nickel active phases loading were investigated in Ni-Cu-Al catalysts. The water/ethanol molar ratio of 6 and gas hourly space velocity (GHSV) of 20000 hr-1 were used in all the experiments. ...  Read More

Environmental Engineering,
Assessing the Impact of Hydraulic Retention Time and Sawdust on the Elimination of Pb and Co from Oily Wastewater via Vertical-Flow Constructed Wetlands (VFCWs) with Phragmites Australis Cultivation.

Azadeh Hemmati; Hayede Nafasi; Fatemeh aghamohammadi; Ali Afrous

Volume 21, Issue 1 , February 2024

https://doi.org/10.22034/ijche.2024.425137.1505

Abstract
  Constructed wetlands have been increasingly used as an effective method for removing heavy metals from wastewater. This study aimed to investigate the combined effect of sawdust and Hydraulic Retention Time (HRT) on the performance of vertical-flow constructed wetlands cultivated with Phragmites Australis ...  Read More