Skip to content

All published articles 173

Basic Kirkwood – Buff Theory of Solution Structure and Appropriate Application of Wyman Linkage Equation to Biochemical Phenomena

Ikechukwu Iloh Udema & Abraham Olalere Onigbinde · Asian Journal of Physical and Chemical Sciences · 2019

Background: Researchers who have shown interest in the consequence of introducing dry biomolecules or a solution of it into cosolvents generally known as osmolyte, have applied many models for the elucidation of the scientific basis of the results obtained. The Kirkwood and Buff...

Open access Research Article 10.9734/ajopacs/2019/v7i130086

Heat Transfer of Mixed Convection Electroconductivity Flow of Copper Nanofluid with Different Shapes in a Porous Micro Channel Provoked by Radiation and First Order Chemical Reaction

Alalibo T. Ngiangia & Nelson N. Akaezue · Asian Journal of Physical and Chemical Sciences · 2019

This paper investigates the theoretical description of different shapes of copper nanoparticle in water based fluid. Analytical solution of the governing hydrodynamic equations and graphs plotted. The work showed that heat transfer is rapid due to the presence of radiation. Incre...

Open access Research Article 10.9734/AJOPACS/2019/46301

Radiological Evaluation of Soil in Some Selected Oil and Gas Producing Communities in Delta Central, Delta State Nigeria

O. Edomi, C. E. Mokobia & E. Esi Oghenevovwero · Asian Journal of Physical and Chemical Sciences · 2019

The radionuclides present in soils from selected oil and gas producing communities in Delta Central, Delta State, Nigeria, were qualitatively and quantitatively determined using gamma-ray spectrometry with a view of evaluating the radiological health hazard fallout of the oil and...

Open access Research Article 10.9734/AJOPACS/2018/43774

Helium-Neon Laser Effects on Human Whole Blood by Spectroscopy In vitro Study

Mohammed Ali Haimid, Ali A. S. Marouf & M. D. Abdalla · Asian Journal of Physical and Chemical Sciences · 2019

Low-power helium-neon laser recently has been used numerously in medical applications. FTIR and UV-Vis spectroscopic technique is employed to study the spectral differences in the serum of whole blood samples. Aims: To study (He-Ne) laser (λ= 632 nm, power=2 mW) effect on human w...

Open access Research Article 10.9734/AJOPACS/2019/46214

Estimation of Natural Radionuclide Concentrations and Heavy Metal Contents due to Bitumen Exploitation at Gbeleju-Loda, Ode-Irele, Ondo State, Southwestern Nigeria

Ilori Abiola Olawale, Oluwafisoye Peter Adefisoye & Baridakara Sordum Catherine · Asian Journal of Physical and Chemical Sciences · 2019

Bitumen exploitation has resulted in the destruction of organisms over a large expanse of land and water bodies. Thus, the aim of this present study is to collect soil and plant samples at bitumen exploitation affected areas of Gbeleju-Loda Ode-Irele, Ondo State, Southwestern Nig...

Open access Research Article 10.9734/AJOPACS/2018/46230

Application of Electrical Resistivity and Geochemical to Monitor Soil and Groundwater Pollution at Tifinmadza, Mokwa Town, Niger State, Nigeria

T. U. Yusuf, E. E. Udensi, K. A. Salako, P. C. Eze, A. A. Rafiu, A. Mohammed & D. U. Alhassan · Asian Journal of Physical and Chemical Sciences · 2018

Vertical Electrical Sounding (VES) and physicochemical analysis techniques were carried out at TifinmadzaMokwa to investigate the degree and impact of the waste dumpsite on the quality status of soil and groundwater. Thirty Vertical Electrical Sounding points were investigated. T...

Open access Research Article 10.9734/AJOPACS/2018/45413

Temporal Transport Simulation of Heavy Metal Pollutants in Eleme Industrial Area of Rivers State, Nigeria

O. L. Gbarato, D. C. Okujagu & C. U. Okujagu · Asian Journal of Physical and Chemical Sciences · 2018

The temporal transport of heavy metals like Iron (Fe), Manganese (Mn), Zinc (Zn), Lead (Pb), Copper (Cu), Chromium (Cr), Cobalt (Co) and Cadmium (Cd), deposited in the soil of Eleme in Rivers state Nigeria due to industrial activities was studied. Advection-Dispersion equation wa...

Open access Research Article 10.9734/AJOPACS/2018/42963

Effect of Different Durations of Assay and Substrate Concentrations on Kinetic Parameters of Amylase with Criteria for Validity in Focus

Ikechukwu Iloh Udema · Asian Journal of Physical and Chemical Sciences · 2018

Introduction: Researchers adopt different duration of the assay for a given concentration of the enzyme using different substrate concentration ranges. The kinetic parameters (KP) may not be the same for the different duration of the assay. Therefore, it is imperative to determin...

Open access Research Article 10.9734/AJOPACS/2018/44468

Adsorption of Methylene Blue from Aqueous Solution Using Locust Bean Gum graft Copolymer-bentonite Composite

Sirajo Abubakar Zauro, Vishalakshi Badalamoole & Haruna Shehu Ahmed · Asian Journal of Physical and Chemical Sciences · 2018

A graft copolymer gel composite made up of locust bean gum (LBG), diallyldimethylammonium chloride (DADMAC), 2-acrylamido-2- methyl-1-propane sulfonic acid (AMPS) and bentonite (BNT) was prepared using methylenebisacrylamide (MBA) as crosslinker via microwave irradiation and char...

Open access Research Article 10.9734/AJOPACS/2018/43892

Estimation of Radiation Risks Associated with Radon within Residential Buildings in Okrika, Rivers State, Nigeria

Sokari, Sylvester Akinabie · Asian Journal of Physical and Chemical Sciences · 2018

The presence of high indoor radon concentration in residential buildings is a major concern of the public worldwide. Measurements of the indoor radon concentration in some selected residential buildings made of different building materials within Okrika local Government Area, in...

Open access Research Article 10.9734/AJOPACS/2018/43400

Degradation of Dyestuffs from Industrial Effluents using an Ultrasonic Bath in the Presence and Absence of Various Inorganic Salts and H2O2

Md. Monjurul Islam, Md. Ashifuzzaman, Md. Shamim Reza, Jerin Alauddin, Sumon Ganguly, B. M. Saifur Rahman, Most. Shahida Khatun, Md. Rashidul Islam, Md. Jahangir Hossain & Md. Helal Uddin · Asian Journal of Physical and Chemical Sciences · 2018

Textile industries consume various dyestuffs for dyeing of fabrics. These dyestuffs are often present in industrial wastewater, have a serious impact on the environment and personal health. This report describes a system developed to degrade the dyestuffs using sonochemical react...

Open access Research Article 10.9734/AJOPACS/2018/42490

Evaluation of Indoor and Outdoor Radon of Different Residential Buildings and Its Exposure Risks

C. P. Ononugbo & B. Osiga · Asian Journal of Physical and Chemical Sciences · 2018

Measurement of indoor and outdoor radon concentration in five different types of residential buildings were done using two Corentium Radon detector of model type; BQM-Digital Radon detector. It was done simultaneously and the readings taken after 24 hours for five days in a parti...

Open access Research Article 10.9734/AJOPACS/2018/42334

Reason for Higher Rate of Gas Flow per Unit Cross-Sectional Area of Smaller Pore Aperture

Ikechukwu I. Udema · Asian Journal of Physical and Chemical Sciences · 2018

Objectives: The objectives of this research are to 1) Formulate equation that shows the effect of pore aperture (or confinement) on not just the mass movement of molecules but the movement of individual molecules and 2) elucidate the derived equation and illustrate with diameter...

Open access Research Article 10.9734/AJOPACS/2018/41975

Toxic Elements Levels in Water and Some Vegetable Crops Grown in Farms in Bade Local Government Area of Yobe State, Nigeria

A. Oyekanmi, F. Okibe & W. P. Dauda · Asian Journal of Physical and Chemical Sciences · 2018

This study determined heavy metal concentrations in soil, water and some vegetables such as (Spinach (Amaranth caudatus), Lettuce (Lactuca Sativa) and Tomato (Lycopersicon esculentum)) which were freshly harvested within five various farms (Samaila Hardaway farm, Mohammed Koli fa...

Open access Research Article 10.9734/AJOPACS/2018/39560

Morphological and Optical Characteristics of ZnO and F: ZnO Thin Films by a Sol-Gel Spin Coating Technique

Y. A. Odedunmoye, I. T. Bello, O. Adedokun, M. K. Awodele & A. O. Awodugba · Asian Journal of Physical and Chemical Sciences · 2018

The increase in the application of transparent conducting oxides (TCOs) thin films has led to a continuous demand for improved quality films for solid-state devices. Indium tin oxide (ITO) which is mostly used as TCO is reportedly scarce, thus making it more expensive. This paper...

Open access Research Article 10.9734/AJOPACS/2018/42421