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All published articles 345

Influence of Fertilizers Made from Natural Phosphates of Tahoua on Millet Yield

ABDOUL BARI IDI Awali, DOKA DAOURA Amadou, Mijitaba Sahirou Bachir, CHAIBOU OUSMANE MAMANE Imrana, Attika SABIOU MAHAMAN & MANZOLA Abdou Salam · Asian Journal of Physical and Chemical Sciences · 2026

Recently, the interest in the potential of millets has been increased to contribute to sustainable and inclusive agricultural development, particularly in regions facing adverse impact of climate change and food insecurity. The productivity of millet-cereal cropping systems is th...

Open access Research Article 10.9734/ajopacs/2026/v14i2304

Comprehensive Study of Substrate Materials for Rectangular Microstrip Patch Antenna At 3.5 GHz

E. T. Omogbe, O. Olabisi, A. O. Adeniran, A. L. Sheu, S. O. Areo & O. T. Oduola · Asian Journal of Physical and Chemical Sciences · 2026

5G communication demands compact, efficient antennas capable of operating in key bands like 3.5 GHz to support high data rates and reliable connectivity. Among various types, antenna design focuses on balancing performance, size, and integration for modern wireless applications....

Open access Research Article 10.9734/ajopacs/2026/v14i2301

Effect of Purification on the Solubility of Natural Tahoua Phosphate in Perchloric Acid and Distilled Water

ABDOUL BARI IDI Awali, DOKA DAOURA Amadou, Mijitaba Sahirou Bachir, Dalla Azimi Mahamadou & MANZOLA Abdou Salam · Asian Journal of Physical and Chemical Sciences · 2026

The commercial phosphate from Tahoua is a sedimentary phosphate containing impurities that make phosphorus less available to plants. Furthermore, the industrial use of commercial phosphates containing non-essential metals increases the risk of environmental pollution. It is withi...

Open access Research Article 10.9734/ajopacs/2026/v14i2302

Assessment of Terrestrial Gamma Radiation and Radiological Health Risk in Oleh and Ozoro, Delta State, Nigeria

Oyovwevotu Oghenovo, Destiny Orute & Ezekiel Agbalagba · Asian Journal of Physical and Chemical Sciences · 2026

This study presents an evaluation of terrestrial gamma radiation and associated radiological health risks across eight urban zones in Oleh and Ozoro, Delta State, Nigeria. Background ionizing radiation (BIR) and absorbed dose rate (ADR) measurements were conducted across four zon...

Open access Research Article 10.9734/ajopacs/2026/v14i2299

Design and Implementation of High-Efficiency Transformerless Solar Inverter with Reduced Leakage Current

O. T. Oduola, O. Olabisi, A. O. Adeniran, A. L. Sheu, S. O. Areo & E. T. Omogbe · Asian Journal of Physical and Chemical Sciences · 2026

The rapid growth of grid-connected photovoltaic (PV) systems has increased the demand for compact, high-efficiency, and cost-effective power conversion technologies. Transformerless solar inverters are increasingly used in modern PV systems because they eliminate bulky isolation...

Open access Research Article 10.9734/ajopacs/2026/v14i2300

Preparation of Feedstock (Atmospheric Residue) for the Fluidized Catalytic Cracking (FCC) Process: A Case of the Zinder Refining Company

DOKA DAOURA Amadou, ABDOUL BARI IDI Awali, CHAIBOU OUSMANE MAMANE Imrana & MANZOLA Abdou Salam · Asian Journal of Physical and Chemical Sciences · 2026

The Fluid Catalytic Cracking unit (FCC) is a key process that plays an important technical and economic role in the refining industry. Over the past years, there has been an increased interest in applying advanced process modelling and control that would lead to a significant eco...

Open access Research Article 10.9734/ajopacs/2026/v14i2298

A Multi-scenario Analysis on Techno-economic Assessment of Groundnut Shell Gasification for Decentralised Power Generation in Senegal

Mbaye GUEYE & Momath Ndiaye · Asian Journal of Physical and Chemical Sciences · 2026

Senegal’s rural electrification rate remains below 55%, with off-grid communities heavily dependent on diesel generation at costs of 190–220 FCFA/kWh. Groundnut shell, a lignocellulosic agricultural residue available at an estimated 700,000–900,000 tonnes annually across Senegal’...

Open access Research Article 10.9734/ajopacs/2026/v14i2297

First-Principles Prediction of Structural, Mechanical Stability, Thermodynamic Performance and Phonon Dispersion in an Emerging VRhTe and VRuSb Heusler Materials

M. E. Ishaje, E. E. Iyeme, E. B. Ettah & N. A. Akonjom · Asian Journal of Physical and Chemical Sciences · 2026

This work investigated the structural, mechanical, thermodynamic, and phonon characteristics of Vanadium-Rhodium-Tellurium (VRhTe) and Vanadium-Ruthenium-Antimony (VRuSb) compounds by first-principles calculations grounded on density functional theory (DFT). The computations were...

Open access Research Article 10.9734/ajopacs/2026/v14i2296

Phytochemical Analysis and Antimicrobial Activities of Successive Extracts of Diodia scandens Aerial Parts Collected from Ogbomoso, Nigeria

Adewusi John Adepoju, Ezekiel Temidayo Ayodele, Kehinde Dele Daramola, Ibidotun Theophilus Olawoore & Geshin John Ibikunle · Asian Journal of Physical and Chemical Sciences · 2026

Diodia scandens is known to be used in traditional medicine; however, the antimicrobial activity is not well studied. The present study aimed to evaluate the phytoconstituents and antimicrobial activity of the successive solvent extracts of the aerial parts of D. scandens. Dried...

Open access Research Article 10.9734/ajopacs/2026/v14i1295

Phytochemical Analysis, Bioactivity and Cytotoxicity Study of Crinum jagus Bulb Extracts from Ogbomoso, Southwestern Nigeria

Adewusi John Adepoju, Olalekan Semilore Oladayo, Ibidotun Theophilus Olawoore & Geshin John Ibikunle · Asian Journal of Physical and Chemical Sciences · 2026

This study evaluated the phytochemical composition, antioxidant, antimicrobial, and cytotoxic activities of C. jagus bulb collected from Oja-Igbo, Ogbomoso, Southwestern Nigeria, due to the documented traditional use of C. jagus in disease management in the region and the scarcit...

Open access Research Article 10.9734/ajopacs/2026/v14i1294

Defect Engineering in UiO-66: Correlating Structural Modifications with Phenol Adsorption Performance through Comprehensive Kinetic, Isotherm and Thermodynamic Analysis

S. E. Egga, S. Y. Goji, J. D. Dodo, J. I. Joshua & J.C. Nwuche · Asian Journal of Physical and Chemical Sciences · 2026

Aquatic habitats are seriously threatened by phenolic chemicals found in industrial effluents, which calls for effective remediation techniques. This study uses thorough kinetic, isotherm, and thermodynamic analyses to examine how defect engineering affects the adsorptive perform...

Open access Research Article 10.9734/ajopacs/2026/v14i1293

Effect of Calcination on the Solubility of Natural Tahoua Phosphate in Perchloric Acid and in Water

ABDOUL BARI IDI Awali, DOKA DAOURA Amadou, Mijitaba Sahirou Bachir, Dalla Azimi Mahamadou, Maman Dit Mansi Sitou Badamassi & MANZOLA Abdou Salam · Asian Journal of Physical and Chemical Sciences · 2026

The natural phosphate from Tahoua is a sedimentary phosphate containing a range of impurities. However, their presence in apatite makes phosphorus less available to plants. This work aims to enrich the natural phosphate from Tahoua to increase its solubility. In the first step, w...

Open access Research Article 10.9734/ajopacs/2026/v14i1292

Characterization of Rainfall Regimes in the Middle Belt States of Nigeria Using a 3-State Hidden Markov Model

I. O. Agada & V. Adah · Asian Journal of Physical and Chemical Sciences · 2026

This study applies a 3-state Hidden Markov Model (HMM) to 30 years daily rainfall data for the core seven Middle Belt states (Benue, Plateau, Niger, Kogi, Nasarawa, Kwara, FCT) in Nigeria with the aim of identifying underlying rainfall regimes. Rainfall in Nigeria exhibits consid...

Open access Research Article 10.9734/ajopacs/2026/v14i1290

The Influence of Chemical Redox Waste and Industrial Waste on River and Groundwater Quality in Bathinda, Punjab, India

Nimisha Singh · Asian Journal of Physical and Chemical Sciences · 2026

The Malwa region of Punjab, India, is an important agricultural and industrial centre, but it is also experiencing growing environmental problems because of industrialisation and the improper disposal of waste. This research aims to investigate the impact of chemical redox waste...

Open access Research Article 10.9734/ajopacs/2026/v14i1291

Simulation and Construction of an Internet of Things (IOT) Based Smart Home System with Real-Time Gas Leakage Detection

Samson Dauda Yusuf, Ikogho Erasmus Oghenetega & Abdulmumini Zubairu Loko · Asian Journal of Physical and Chemical Sciences · 2026

Gas leakage poses serious threats to human safety and property, as many existing detection systems are either limited to local alarms or lack real-time remote monitoring capabilities which fail to notify users who are away or provide control over connected appliances. This study...

Open access Research Article 10.9734/ajopacs/2026/v14i1289