Original Research Article
Removal of Aqueous Thiocyanate Anions by Titanium Dioxide Nanoparticles
1. Removal of Aqueous Thiocyanate Anions by Titanium Dioxide Nanoparticles

Mehran Zargaran; Behrooz Zargar; Saadat Rastegar Zadeh; Rashin Andayesh

Volume 3, Issue 5 , Summer 2020, Pages 551-568

http://dx.doi.org/10.22034/ajca.2020.102701

Abstract
  Dissolved Thiocyanate in drinking water is a source of global health concern. The purpose of the present study was to remove aqueous Thiocyanate anions by using the titanium dioxide ...  Read More
Original Research Article
Determination of Physico-Chemical Parameters of River Majowopa, Sagamu, Ogun State, Nigeria
2. Determination of Physico-Chemical Parameters of River Majowopa, Sagamu, Ogun State, Nigeria

Mary Sunday Dauda; John Olukunle Olaofe

Volume 3, Issue 5 , Summer 2020, Pages 569-575

http://dx.doi.org/10.22034/ajca.2020.103664

Abstract
  In this study, the physicochemical parameters of the river Majowopa were determined. The parameters assessed are temperature, pH, turbidity, conductivity, total dissolved solids (TDS), ...  Read More
Original Research Article
Determination of Novaluron Residues in Soil under Chilli Pepper Ecosystem Using Liquid Chromatography Tandem Mass Spectrometry
3. Determination of Novaluron Residues in Soil under Chilli Pepper Ecosystem Using Liquid Chromatography Tandem Mass Spectrometry

Subhachandrakumar Visal Kumar; Kaitharathu Parameswaran Nair Subhashchandran; Thomas George; Somashekharan Nair Suryamol

Volume 3, Issue 5 , Summer 2020, Pages 576-582

http://dx.doi.org/10.22034/ajca.2020.103665

Abstract
  In this work, the persistence of novaluron (Rimon 10% EC) in soil was studied under the humid tropical chilli pepper ecosystem. Residues of novaluron in soil were determined using the ...  Read More
Original Research Article
Cyclic Voltammetry Studies for the Interaction of CuCl2 with 4-Fluoro Benzoic Acid (FBA) in KBr Aqueous Solutions
4. Cyclic Voltammetry Studies for the Interaction of CuCl2 with 4-Fluoro Benzoic Acid (FBA) in KBr Aqueous Solutions

Essam Arafa Gomaa; Rania Ramadan Zaky; Mai Samir Nouh

Volume 3, Issue 5 , Summer 2020, Pages 583-593

http://dx.doi.org/10.22034/ajca.2020.105310

Abstract
  In this work, cyclic voltammetry studies for Cu (II) ion were carried out to show it`s redox behaviours in 0.1 M KBr and 4-Fluoro benzoic acid. The aim of this research study was to ...  Read More
Original Research Article
Synthesis of Cross-Linked Carboxymethyl Legume Starch for Adsorption of Selected Heavy Metals from Aqueous Solutions
5. Synthesis of Cross-Linked Carboxymethyl Legume Starch for Adsorption of Selected Heavy Metals from Aqueous Solutions

Ayodele Akinterinwa; Ebun Oladele; Albert Adebayo; Olubode Ajayi

Volume 3, Issue 5 , Summer 2020, Pages 594-611

http://dx.doi.org/10.22034/ajca.2020.105801

Abstract
  In this work, legume starch from Kwakil beans (Phaseolus vulgaris L.) was cross-linked with epichlorohydrin and carboxymethylated with different concentrations of sodium monochloroacetate ...  Read More
Original Research Article
Application of a Novel Surfactant-Modified Natural Nano-Zeolite for Removal of Heavy Metals from Drinking Water
6. Application of a Novel Surfactant-Modified Natural Nano-Zeolite for Removal of Heavy Metals from Drinking Water

Mohammad Reza Mirbaloochzehi; Alireza Rezvani; Abdolreza Samimi; Masoud Shayesteh

Volume 3, Issue 5 , Summer 2020, Pages 612-620

http://dx.doi.org/10.22034/ajca.2020.105803

Abstract
  This work, the application of a surfactant-modified natural nano-clinoptilolite for the removal of several two valances heavy metal cations (i.e., Cu2+, Pb2+, Ni2+, Cd2+, Fe2+ and Zn2+) ...  Read More
Original Research Article
Conventional and Microwave-Assisted Synthesis, Antimicrobial and Antitumor Studies of Tridentate Schiff Base Derived from O-vanillin and Phenyl Urea and its Complexes
7. Conventional and Microwave-Assisted Synthesis, Antimicrobial and Antitumor Studies of Tridentate Schiff Base Derived from O-vanillin and Phenyl Urea and its Complexes

Ali Mostafa Hassan; Ahmed Osman said; Bassem Hussien Heakal; Ahmed Younis; Miral Ahmed Abdelmoaz; Mahmoud Mohamed Abdrabou

Volume 3, Issue 5 , Summer 2020, Pages 621-638

http://dx.doi.org/10.22034/ajca.2020.105996

Abstract
  A tridentate Schiff base ligand (E)-1-(2-hydroxy-3-methoxybenzylidene)-3-phenylurea derived from o-vanillin and phenyl urea in 1:1 molar ratio. Also, the metal complexes of Mn (II), ...  Read More
Original Research Article
Theoretical Investigation of Doping Effect of Fe for SnWO4 in Electronic Structure and Optical Properties: DFT Based First Principle Study
8. Theoretical Investigation of Doping Effect of Fe for SnWO4 in Electronic Structure and Optical Properties: DFT Based First Principle Study

Md Mahmud Hasan; Ajoy Kumer; Unesco Chakma

Volume 3, Issue 5 , Summer 2020, Pages 639-644

http://dx.doi.org/10.22034/ajca.2020.106137

Abstract
  In this work, the electronic band structures, total density of state, partial density of state, and optical properties were investigated using the first principle method for SnWO4 ...  Read More
Original Research Article
Pollution Characteristics and Human Health Risks to Heavy Metals Exposure in Street Dust of Kathmandu, Nepal
9. Pollution Characteristics and Human Health Risks to Heavy Metals Exposure in Street Dust of Kathmandu, Nepal

Amrita Napit; Sudarshana Shakya; Mahesh Shrestha; Ramesh Kaji Shakya; Prem Kumar Shrestha; Achut Ram Pradhananga; Narayan Gopal Ghimire; Dipesh Raj Pant; Pawan Raj Shakya

Volume 3, Issue 5 , Summer 2020, Pages 645-662

http://dx.doi.org/10.22034/ajca.2020.106231

Abstract
  In this work, a total of thirty four (N=34) street dust samples were collected from four different land use zones viz., commercial, heavy traffic, residential and control (undisturbed) ...  Read More
Original Research Article
Adsorption of Methylene Blue onto Acid Modified Raphia Taedigera Seed Activated Carbon
10. Adsorption of Methylene Blue onto Acid Modified Raphia Taedigera Seed Activated Carbon

Emmanuel Folorunso Olasehinde; Segun Michael Abegunde

Volume 3, Issue 5 , Summer 2020, Pages 663-679

http://dx.doi.org/10.22034/ajca.2020.106326

Abstract
  In this work, the possibility of using Raphia taedigera seed as a low-cost adsorbent to remove methylene blue (MB) dye from aqueous solutions was investigated. The activated carbon ...  Read More
Original Research Article
Synthesis of Piperdinomethylcalix[4]arene Attached Silica Resin for the Removal of Metal Ions from Water: Equilibrium, Thermodynamic and Kinetic Modelling Studies
11. Synthesis of Piperdinomethylcalix[4]arene Attached Silica Resin for the Removal of Metal Ions from Water: Equilibrium, Thermodynamic and Kinetic Modelling Studies

Ranjhan Junejo; Shahabuddin Memon; Fatih Durmaz; Ayaz Ali Ahmed; Fakhar Nisa Memon; Nida Shams Jalbani; Safia Sanam Memon; Asif Ali Bhatti

Volume 3, Issue 5 , Summer 2020, Pages 680-691

http://dx.doi.org/10.22034/ajca.2020.106436

Abstract
  Toxic metal pollution is one of the most persistent environmental problems globally. This study deals with the synthesis of the p -piperdinomethyl calix[4]arene attached silica (PAS) ...  Read More
Original Research Article
Binary Mixture Based on Epoxy for Spectrally Adapted Decoy Flare
12. Binary Mixture Based on Epoxy for Spectrally Adapted Decoy Flare

Ahmed Hawass; Mahmoud Awad

Volume 3, Issue 5 , Summer 2020, Pages 692-700

http://dx.doi.org/10.22034/ajca.2020.106599

Abstract
  Pyrotechnic decoy flares are the most widely used passive countermeasures for heat-seeking missiles. The development of (photoconductive) InSb-detectors with cut-off wavelength>6 ...  Read More