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Now showing items 1-20 of 305

A 2-hop LoRa Approach Based on Smart and Transparent Relay-Device

Diop, Mamour; Pham, Congduc; Thiare, Ousmane (Springer Nature, Switzerland, 2019)

LoRa is designed for long-range communication where devices are directly connected to the gateway, which removes typically the need of constructing and maintaining a complex multi-hop network. Nonetheless, even with the ...
4-index theory of gravity

Moradpour, H.; Licata, I.; Corda, C.; Salako, Ines G. (arXiv, 2019-01-16)

Recently, a 4-index generalization of the Einstein theory is proposed by Moulin [1]. Using this method, we find the most general 2-index field equations derivable from the Einstein-Hilbert action. The application of ...
Acute toxicity and antimalarial studies of extract of Allophylus spicatus in animals

Adebayo, Abiodun H.; Yakubu, Omolara F.; Ishola, Temitope A (Toxicol Res, 2021-01-09)

Medicinal plants produce a variety of chemical substances with varied physiological effects. They are a huge reservoir of various chemical substances with potential therapeutic properties. Allophylus spicatus is a shrub ...
An Adaptive Genetic Algorithm with Recursive Feature Elimination Approach for Predicting Malaria Vector Gene Expression Data Classification using Support Vector Machine Kernels

Arowolo, Micheal Olaolu; Adebiyi, Marion Olubunmi; Nnodim, Chiebuka Timothy (Walailak J Sci & Tech, 2021-07-27)
Adsorption of Heavy Metals Contaminants in Used Lubricating Oil Using Palm Kernel and Coconut Shells Activated Carbons

Boadu, Kwasi Opoku; Joel, Ogbonna Friday; Essumang, David Kofi (Science Publishing Group, 2020-03-10)

This research work investigated the adsorption of some heavy metals contaminants in used lubricating oil using chemically activated carbon adsorbents produced from palm kernel and coconut shells. The adsorption mechanism ...
Advanced Burkitt Lymphoma in Sub-Saharan Africa Pediatric Units

Bouda, Gabrielle C.; Traore, Fousseyni; Couitchere, Line; Raquin, Marie-Anne; Guedenon, Koffi M.; Pondy, Angele; Moreira, Claude; Rakotomahefa, Mbola; Harif, Mhamed; Patte, Catherine (Research Gate, 2019-11)

Purpose To evaluate the results of an intensive polychemotherapy regimen for Burkitt lymphoma (BL) in sub-Saharan African pediatric centers. Patients and Methods Children with advanced-stage BL (stages II bulky, III, ...
Advances in biotechnological applications of waste cooking oil

Awogbemi, Omojola; Von Kallon, Daramy Vandi; Aigbodion, Victor Sunday (Case Studies in Chemical and Environmental Engineering, 2021-10-31)

Waste cooking oil (WCO) is generated when edible vegetable oil is used for frying food items. Inappropriate disposal of WCO exacerbates environmental pollution, block drains and contaminates terrestrial and aquatic habitats ...
Allognissode, F.K, Diop, M.A, Ezzinbi, K, Ogouyandjou, C. (2019) Stochastic partial functional integrodifferential equations driven by a sub-fractional Brownian motion, existence and asymptotic behavior, Random Operators and Stochastic Equations. https://doi.org/10.1515/rose-2019-2009

Allognissode, Fulbert Kuessi; Diop, Mamadou Abdoul; Ezzinbi, Khalil; Ogouyandjou, Carlos (De Gruyter, 2019-05-10)

This paper deals with the existence and uniqueness of mild solutions to stochastic partial functional integro-differential equations driven by a sub-fractional Brownian motion S[H/Q] (t), with Hurst parameter H∈(1\2,1). ...
Almost sure asymptotic stability for some stochastic partial functional integrodifferential equations on Hilbert spaces

Dieye, Moustapha; Diop, Mamadou Abdoul; Ezzinbi, Khalil (Taylor and Francis Online, 2019-04-25)

In this work, we study the asymptotic behavior of the mild solutions of a class of stochastic partial functional integrodifferential equation on Hilbert spaces. Using the stochastic convolution developed, we establish the ...
Ameliorative effect of Ruzu herbal bitters on high-fat diet induced non-alcoholic fatty liver disease in Wistar rats

Unknown author (Pharmacy & Pharmacognosy Researc, 2020-12-09)

Context: One of the world's most widespread and frequent liver diseases is the non-alcoholic fatty liver disease (NAFLD). Aims: To evaluate the preventives activities of Ruzu herbal bitters (RHB), which is an anti-obesity ...
Ameliorative Effect of Zingiber officinale on Chemical Induced DNA Damage in Rats Using PCR Analysis

Okesola, Mary Abiola; Ogunlana, Olubanke; Afolabi, Israel; Onasanya, Amos (Biointerface Research in Applied Chemistry, 2020-09-12)

Ginger rhizomes have been reportedly used in folk medicine for the management of various ailments. This study, therefore, investigates the ameliorative effect of the ethanolic extract of ginger (Zingiber officinale) ...
Analysis of climate extreme indices

Adeyeri, Oluwafemi E.; Lawin, Agnidé Emmanuel; Laux, P.; Ishola, K.A; Ige, S.O (Elsevier, 2019-01-14)

This study investigates trends of climate extreme indices in the Komadugu-Yobe Basin (KYB) based on observed data of the period 1971–2017 as well as regional climate model (RCM) simulations for the historical period ...
Analysis of forced vibrations

Shitikova, Mariana V.; Kandu, Vladimir V. (International Journal for Computational Civil and Structural Engineering. International Journal for Computational Civil and Structural Engineering, 15(3) 131-148 (2019)., 2019)

In the present paper, the force driven dynamic response of a nonlinear plate embedded in a viscoelastic medium, damping features of which are described by the Kelvin-Voigt fractional derivative model, is studied. The motion ...
Analysis of situ elemental concentration log data for lithology and mineralogy exploration— A case study

Konaté, Ahmed Amara; Ma, Houalin; Pan, Heping; Khan, Nasir (Elsevier, 2021-09-26)

Metamorphic rocks are diverse with more compositions, structures, and textures that are complex. Rock type identification and prediction from metamorphic rocks using well log data are difficult tasks. This study shows the ...
Analysis the Dynamics of SIHR Model: Covid-19 Case in Djibouti

Souleiman, Yahyeh; Mohamed, Abdoulrazack; Ismail, Liban (Applied Mathematics,, 2021-10-14)

The Covid-19 epidemic is an emerging infectious disease of the viral zoonosis type caused by the coronavirus strain SARS-CoV-2, it is classified as a human-to-human communicable disease and is currently a pandemic worldwide. ...
Analytical Model for the Estimation of Leak Location in Natural Gas Pipeline

Obibuike Ubanozie, Julian; Ekwueme Toochukwu, Stanley; Ohia Nnaemeka, Princewill; IgwiloChinwuba, Kevin; Onyejekwe Ifeanyi, Michael; lgbojionu Chemazu, Anthony (2019-09-28)

Mathematical model for leak location in natural gas pipeline has been developed in this paper. The model employs an isothermal steady state approach. Leak occurrence in the pipeline divides the pipeline into two sections-the ...
Anisotropic Stark effect of carbon monoxide: emergent orbital cooperativity

Jibiao, Li; Xiaosong, Zhu; Emeka, Oguzie (2019-06-25)

Applying external electric fields to molecules gives rise to spectral shifting and splitting, a phenomenon known as the Stark effect. However, a fundamental question of how electronic structures of molecules are modified ...
Annona senegalensis extract demonstrates anticancer properties in N-diethylnitrosamine-induced hepatocellular carcinoma in male Wistar rats

Yakubu, Omolara F.; Metibemu, Damilohun S.; . Adelani, Isaacson B (Biomedicine & Pharmacotherapy, 2020)

Background: Hepatocellular carcinoma (HCC) is a common and leading cancer around the globe. This study investigated the anticancer properties of extract of Annona senegalensis in N-diethylnitrosamine (DEN) - induced he ...
Anopheles metabolic proteins in malaria transmission, prevention and control: a review

Adedeji, Eunice Oluwatobiloba; Ogunlana, Olubanke Olujoke; Fatumo, Segun (Parasites Vectors, 2020)

The increasing resistance to currently available insecticides in the malaria vector, Anopheles mosquitoes, hampers their use as an effective vector control strategy for the prevention of malaria transmission. Therefore, ...
Anti-wear and Hardness Values of Functional Value-Added Zn-ZnO-Rice Husk Ash Composite Coating of Mild Steel

Chikodi, Daniel-Mkpume Cynthia; Nnamdi, Obikwelu Daniel Oray; Sunday, Aigbodion Victor (Revue des Composites et des Matériaux Avancés-Journal of Composite and Advanced Materials, 2021-01)

This paper presents the anti-wear and hardness values of electrodeposited Zn-ZnO XRHA composite coating. Chloride-based bath was employed for the deposition bath. The deposition parameters were 0g, 10g and 20g rice husk ...

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