Search Results - "Alhassan, J A"

Amplitude of the Observational Forbush Decreases in the Presence of Cosmic Ray Diurnal Anisotropy During High Solar Activity in 1972 by Okike, O., Alhassan, J. A.

“…The short-term rapid depressions in cosmic-ray (CR) flux intensity, historically referred to as Forbush decreases (FDs), are useful tools for testing some of…”
Get full text

Preliminary investigation of the multivariate relations between program-selected forbush decreases, worldwide lightning frequency, sunspot number and other solar-terrestrial drivers by Okike, O., Alhassan, J. A.

“…Solar wind disturbances such as coronal mass ejections and their interplanetary counterparts and corotating interaction regions are interconnected with…”
Get full text

A preliminary investigation of the empirical relationship between small-amplitude Forbush Decreases and solar wind disturbances by Menteso, F M, Chukwude, A E, Okike, O, Alhassan, J A

“…ABSTRACT High-magnitude (amplitude $\le -3{{\ \rm per\ cent}}$) Forbush decreases (FDs) are generally employed by researchers investigating the…”
Get full text

A comparison of catalogues of Forbush decreases identified from individual and a network of neutron monitors: a critical perspective by Okike, O, Alhassan, J A, Iyida, E U, Chukwude, A E

“…ABSTRACT Short-term rapid depressions in Galactic cosmic ray (GCR) flux, historically referred to as Forbush decreases (FDs), have long been recognized as…”
Get full text

The implications of the superposed effect of cosmic ray diurnal anisotropy on weak Forbush Events at Apatity and Moscow Neutron Monitors by Menteso, F. M., Chukwude, A. E., Okike, O., Alhassan, J. A.

“…Low-magnitude (FD(%) ≥ − 3 % ) Forbush decreases (FDs) and their space weather linkages are recently becoming popular in the literature. Accurate timing and…”
Get full text

Testing the simultaneity of Forbush decreases with algorithm-selected Forbush event catalogue by ALHASSAN, J. A., OKIKE, O., CHUKWUDE, A. E.

“…Accurate detection and precise timing of transient events such as X-ray photons, γ -ray burst, coronal mass ejections (CMEs), ground-level enhancements (GLEs)…”
Get full text

Probing gas kinematics towards the high-mass protostellar object G358.46−0.39 by Ugwu, C J, Chibueze, J O, Morgan, J, Csengeri, T, Chukwude, A E, van der Walt, D J, Alhassan, J A

“…ABSTRACT We investigated the nature of protostellar objects in G358.46−0.39 and their gas kinematics using ALMA data, with the aim of understanding the ongoing…”
Get full text

On the pulsar spin frequency derivatives and the glitch activity by Eya, I. O., Alhassan, J. A., Iyida, E. U., Chukwude, A. E., Urama, J. O.

“…The number of sudden spin-ups in radio pulsars known as pulsar glitches has increased over the years. Though a consensus has not been reached with regards to…”
Get full text

Significance of Glutamate Racemase for the Viability and Cell Wall Integrity of Streptococcus iniae by Muhammad, M., Bai, J., Alhassan, A. J., Sule, H., Ju, J., Zhao, B., Liu, D.

“…Streptococcus iniae is a pathogenic and zoonotic bacterium responsible for human diseases and mortality of many fish species. Recently, this bacterium has…”
Get full text

Identification of potential SARS-CoV-2 papain-like protease inhibitors with the ability to interact with the catalytic triad by Muhammad, Murtala, Habib, I. Y., Yunusa, Abdulmumin, Mikail, Tasiu A., ALhassan, A. J., Alkhatib, Ahed J., Sule, Hamza, Ismail, Sagir Y., Liu, Dong

“…Severe acute respiratory syndrome corona virus2 (SARS-CoV-2) is responsible for the current pandemic that led to so many deaths across the globe and still has…”
Get full text

On the unified scheme for high-excitation galaxies and quasars in 3CRR sample by Odo, F. C., Okobi, P. E., Alhassan, J. A., Ubachukwu, A. A.

“…In this paper, we use the distributions of luminosity ( P ) and radio size ( D ) to re-examine the consistency of the unified scheme of high-excitation radio…”
Get full text

On the Absence of Core Luminosity–Core-Dominance Parameter (PC − R) Correlation in Radio Galaxies and BL Lacs by ALHASSAN, J. A., UBACHUKWU, A. A., ODO, F. C.

“…We have presented an alternative interpretation for the absence of correlation in the relationship between the core radio power ( P C ) and core-dominance…”
Get full text

Usability effectiveness of a federated search system for electronic theses and dissertations in Nigerian institutional repositories by Salau, Sadiat Adetoro, Abifarin, F.P, Alhassan, J.A, Udoudoh, S.J

“…PurposeThe purpose of this study was to evaluate the usability effectiveness of a webware for electronic theses and dissertations (ETDs) in Nigerian…”
Get full text

Testing the Simultaneity of Forbush Decreases with Algorithm-Selected Forbush Event Catalogue by Alhassan, J. A, Okike, O, Chukwude, A. E

“…Accurate detection and precise timing of transient events such as X-ray photons, {\gamma}-ray burst, coronal mass ejections (CMEs), ground level enhancements…”
Get full text

Estimation of Wood Residues Generation from Sawmilling Activities and Energy Potential in Kwara State, Nigeria by Alhassan, E A, Olaoye, J O, Adekanye, T A, Okonkwo, C E

“…The global concerns about the rise in anthropogenic gases have resulted in alternative clean energy sources. Biomass is one of the most prominent renewable…”
Get full text

The Implication of Enhanced Cosmic Ray Diurnal Anisotropy on the Global Simultaneity of Forbush Decreases: A Statistical Approach by Okike, O, Alhassan, J. A, Eya, I. O

“…Publication of the Astronomical Society of Nigeria (PASN) 07, pg 44 - 55 (2022) The short-term rapid CR flux depressions, generally referred to as Forbush…”
Get full text

Potency of Aqueous White Grubs Extract Against CCl4 Induced Liver Diseases in Rats by Sule,M. S, Alhassan,A. J, Abdulmumuni,Y

“…The potency of aqueous white grubs extract was assessed in the cure of carbon tetrachloride (CCl4) – induced lipoperoxidation in rats. The three different…”
Get full text

Insecticides resistance profile of Anopheles mosquitoes from three different localities in Sudan savannah region of Kano state Nigeria by Bichi, SA, Alhassan, AJ, Ononamadu, CJ, Mahe, AM, Imam, AA

Get full text

Principal Component Analysis of Ground Level Enhancement of Cosmic Ray Events by Ugwoke, R. E, Ubachukwu, A. A, Urama, J. O, Okike, O, Alhassan, J. A, Chukwude, A. E

“…Research in Astronomy and Astrophysics, 23:035017 (15pp), 2023 March We applied principal component analysis (PCA) to the study of five ground level…”
Get full text

On the simultaneity of Forbush decreases: the simultaneous effects of interplanetary parameters and geomagnetic activity indices by Eya, I. O, Iyida, E. U, Okike, O, Ugwoke, R. E, Menteso, F. M, Ugwu, C. J, Simpemba, P, Simfukwe, J, Phiri, D. Silungwe S. P, Abbey, G. F, Alhassan, J. A, Chukwude, A. E

“…Forbush decreases (Fd) are transient, short-term reductions in the intensity of galactic cosmic rays that reach the Earth's surface. When this reduction is…”
Get full text