Original Research Article
1. Determination of Clozapine by Air Assisted Dispersive Liquid-Liquid Microextraction Based on Solidification of Organic Droplet Followed by HPLC in Human Serum

Amir Hosein Mohammad shafiee; Mohammad Reza Mohammad shafiee

Articles in Press, Accepted Manuscript, Available Online from 19 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.1

Abstract
  Due to the challenges of maintaining serum levels in a safe therapeutic range (1–3 μM), Clozapine is one of the most promising medications for managing schizophrenia. Recently the barrier to the broader use of clozapine has been recognized to be the measurement of clozapine levels, which is ...  Read More

Determination of Clozapine by Air Assisted Dispersive Liquid-Liquid Microextraction Based on Solidification of Organic Droplet Followed by HPLC in Human Serum


Original Research Article Analytical chemistry
2. Absolute Prediction of the Melting and Freezing Points of Saturated Hydrocarbons Using Their Molar Masses and Atume’s Series

Atume Emmanuel Terhemen

Articles in Press, Accepted Manuscript, Available Online from 13 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.2

Abstract
  This study was conducted to apply the Atume’s series in the absolute prediction of melting and freezing points of a wide range of saturated liquid and solid hydrocarbons. The calculated results that were obtained, shows that a range of 92% to 99% accuracy was theoretically achieved when compared ...  Read More

Absolute Prediction of the Melting and Freezing Points of Saturated Hydrocarbons Using Their Molar Masses and Atume’s Series


Original Research Article
3. An Improved Escherichia Coli Bacterium Detection in Microchannel Based on Dielectrophoresis Impedance Measurements

Alireza Ebrahimi; Morteza Fathipour; Maryam Fathollahzadeh

Articles in Press, Accepted Manuscript, Available Online from 20 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.3

Abstract
  In this study, a bacterial detection technique utilizing benefits of both positive and negative dielectrophoresis has been simulated with COMSOL Multiphysics. The two dimensional proposed model has six microelectrodes across microfluidic channel. Four of them were positioned on the upper side and the ...  Read More

An Improved Escherichia Coli Bacterium Detection in Microchannel Based on Dielectrophoresis Impedance Measurements


Original Research Article
4. In Situ Generation of Ammonia: an Efficient Catalyst for the Synthesis of Phenol-Aniline-Formaldehyde Resol Resin

Apparav Wale; Khudbudin Mulani; Kamini Donde; Surendra Ponrathnam; Nayaku Chavan

Articles in Press, Accepted Manuscript, Available Online from 21 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.4

Abstract
  A novel method developed for the synthesis of resol based phenol-aniline-formaldehyde (PAF) resins by in situ generation of ammonia using magnesium hydroxide and ammonium chloride as reagents in the presence of phenol, aniline and formaldehyde. The synthesized PAF resol resins were characterized by IR, ...  Read More

In Situ Generation of Ammonia: an Efficient Catalyst for the Synthesis of Phenol-Aniline-Formaldehyde Resol Resin


Original Research Article
5. Optimized Rhodium Dissolution Process Using Aqua Regia

Tejas Shyam; Akshay Ajit; Rakesh Jangid

Articles in Press, Accepted Manuscript, Available Online from 21 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.5

Abstract
  The present paper focuses on a unique, optimized process of completely dissolving rhodium that can be employed on a large scale. Dissolution of rhodium has always been a challenging aspect of rhodium metallurgy due to its poor solubility even in mineral acids under ordinary conditions. In this paper, ...  Read More

Optimized Rhodium Dissolution Process Using Aqua Regia


Original Research Article
6. Optimization of Naphtha Hydro-Threating Unit with Continuous Resuscitation Due to the Optimum Temperature of Octanizer Unit Reactors

Amir Samimi; Soroush Zarinabadi; Amir Hossein Shahbazi Kootenaei; Alireza Azimi; Masoumeh Mirzaei

Articles in Press, Accepted Manuscript, Available Online from 22 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.6

Abstract
  In this study, the processes led to the production of gasoline and reactions resulting in increasing the octane number in the catalytic conversion unit with continuous resuscitation has been described first then simulated with Petrochem software. Considering all the research and investigations, the best ...  Read More

Optimization of Naphtha Hydro-Threating Unit with Continuous Resuscitation Due to the Optimum Temperature of Octanizer Unit Reactors


Original Research Article
7. Environmental Analysis of Arsenic in Water, Soil and Food Materials from Highly Contaminated Area of Alampur Village, Amjhupi Union, Meherpur

Tanvir Ahsan Haque; Maliha Tabassum; Md Jamilur Rahman; Mohd Nur E Alam Siddique; Md Golam Mostafa; Md Abdul Khalaque; Zainal Abedine; Hoda Hamidi

Articles in Press, Accepted Manuscript, Available Online from 23 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.7

Abstract
  Bangladesh is a riverine country where arsenic bearing silt and sediments coming from Himalayas via different rivers (the Padma, Jamuna and Meghna) gets deposited in the groundwater aquifers at different locations of Bangladesh. Groundwater is the most dependent form of sources for drinking in this ...  Read More

Environmental Analysis of Arsenic in Water, Soil and Food Materials from Highly Contaminated Area of Alampur Village, Amjhupi Union, Meherpur


Review Article
8. Comparison Between Chemical and Biological Properties of Metal Nanoparticles (Au, Ag), and Metal Oxide Nanoparticles (ZnO-NPs) and their Applications

Wanisa Abdussalam-Mohammed

Articles in Press, Accepted Manuscript, Available Online from 25 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.8

Abstract
  The biological application of nanoparticles (NPs) is a rapidly developing area of nanotechnology that raises new possibilities in the diagnosis and treatment of human diseases. Because of the recent increase in cancer, chlorine disease, bacterial infections, and drug resistance. Nowadays, NPs have shown ...  Read More

Comparison Between Chemical and Biological Properties of Metal Nanoparticles (Au, Ag), and Metal Oxide Nanoparticles (ZnO-NPs) and their Applications


Original Research Article
9. Pesticide in Soil and Rice Crop from North of Iran: Concentration and Risk Assessment

Fatemeh Ghanbari; Seyed Masoud Monavari; Maryam Kiani Sadr; Razieh Rahimi; Hanieh Mirbolooki

Articles in Press, Accepted Manuscript, Available Online from 26 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.9

Abstract
  Rice is a major diet and staple food in Iran. The most common organophosphorus pesticide used in rice paddies of this area is diazinon. The objective of this research is to determine the concentration of diazinon in soil and rice grains and specify health risk assessment of diazinon in rice when marketed. ...  Read More

Pesticide in Soil and Rice Crop from North of Iran: Concentration and Risk Assessment


Original Research Article
10. Pesticide Residues Detected in Selected Crops, Fish and Soil from Irrigation Sites in the Upper East Region of Ghana

Samson Abagale; Sampson Atiemo; Felix Abagale; Alex Ampofo; Charles Amoah; Sylvenus Aguure; Osei Yaw

Articles in Press, Accepted Manuscript, Available Online from 30 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.2.10

Abstract
  Crops, soil and fish from irrigation farms were investigated in the Upper East Region of Ghana. Questionnaire was administered to collect pesticide use information from farmers, and tomatoes, okro, pepper and garden eggs as well as fish and soil samples were collected and analysed using Gas Chromatography-Electron ...  Read More

Pesticide Residues Detected in Selected Crops, Fish and Soil from Irrigation Sites in the Upper East Region of Ghana


Original Research Article
11. Optimization of Important Factors on the Adsorption of Methyl Violet by Modified Palm Fiber Using Experimental Design Method

Maryam Abrishamkar; Rashin Andayesh; Hossein Hodaee

Articles in Press, Accepted Manuscript, Available Online from 30 August 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.3.1

Abstract
  Via Box-Behnken method, we evaluated the influence of various factors on absorption, including the amount of absorbent, the speed of stirring the solution and absorbent, pH of solution, time of contact, and various concentrations of violet methyl colour, to obtain optimum conditions. The maximum extent ...  Read More

Optimization of Important Factors on the Adsorption of Methyl Violet by Modified Palm Fiber Using Experimental Design Method


Short Communication
12. Proton Transfer Reaction in Water: Hydronium Ion Formation

In Sang Lee; Sitansu Sekhar Nanda

Articles in Press, Accepted Manuscript, Available Online from 03 September 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.3.2

Abstract
  The current ongoing scientific debate deals with accumulation of hydronium ions (H3O+) on water surface. Elevated interfacial concentration measured by using Raman spectroscopy. A strong surface affinity of H3O+ indicated by Raman spectroscopy under similar conditions. Ion adsorption phenomena, H3O+ ...  Read More

Proton Transfer Reaction in Water: Hydronium Ion Formation


Original Research Article
13. Propylene Oxide- Ethylene Oxide Block Polymer as a Surfactant for Cloud Point Extraction of Some Metal Ions

Abdelsalam Asweisi; Rihab Hussein; Nabil Bader; Rajab Elkailany

Articles in Press, Accepted Manuscript, Available Online from 05 September 2019

http://dx.doi.org/10.33945/SAMI/AJCA.2020.3.3

Abstract
  Propylene oxide-ethylene oxide block polymer (PO-EO) is a surfactant with low cloud point. It has been used for separation of Cu2+, Fe3+, Mn2+, Cd2+ and Cr3+ ions in aqueous media. The effect of different factors on recovery percent, like pH, temperature, amount of chelating agent, and amount of surfactant ...  Read More

Propylene Oxide- Ethylene Oxide Block Polymer as a Surfactant for Cloud Point Extraction of Some Metal Ions


Original Research Article
14. Structural Properties and Cation Distribution in Co2+ and Ho3+ Ions Induced Nanocrystalline ZnFe2O4

Jalindar Gahininath Lohkare; Shujat Hussain Quadri; Laxamn Appa Dhale; Ketankumar Ambadasrao Ganure

Articles in Press, Accepted Manuscript, Available Online from 12 September 2019

Abstract
  Nanocrystalline CoyZn1-yHozFe2-zO4 (where y = 0.0, 0.25, 0.5, 0.75, 1.00 and z=0.0, 0.03, 0.06, 0.08, 0.1) ferrites were prepared by sol-gel auto combustion method at pH of 8. Samples were obtained by annealing at relatively low temperature 600 °C for 4 h and characterized by thermo gravimetric/differential ...  Read More

Structural Properties and Cation Distribution in Co2+ and Ho3+ Ions Induced Nanocrystalline ZnFe2O4


Original Research Article
15. Synthesis, Characterization and Biological Activity of Schiff Bases Based on Chitosan and Acetophenone Derivatives

Olivia Hanaa Raouf; Samy Selim; Hussein Mohamed; Omayma Fawazy Abdel-Gawad; Ali Mahmoud Elzanaty; Sayed Abdel-Kader Ahmed

Articles in Press, Accepted Manuscript, Available Online from 12 September 2019

Abstract
  Modification of chitosan any Schiff base reaction with acetophenone derivatives was done. Fourier transformer infrared analysis (FT-IR), scanning electron microscope (SEM), and X-ray diffraction (XRD) were used as the appropriate characterize the Schiff base derivatives. Thermal behavior of the prepared ...  Read More

Synthesis, Characterization and Biological Activity of Schiff Bases Based on Chitosan and Acetophenone Derivatives