Výsledky vyhledávání - "Hillary Onyeka Abugu"

Akademický článek

Chemical pretreatment of Lagenaria breviflora seeds used as biosorbents for the removal of aqueous-bound Ni2+

Autor: Hillary Onyeka Abugu, Samson Ifeanyi Eze, Arinze Longinus Ezugwu, Ibeabuchi Jude Ali, Janefrances Ngozi Ihedioha

Publikováno v: Water Practice and Technology, Vol 18, Iss 11, Pp 2514-2535 (2023)

Lagenaria breviflora (LB) seeds were modified with acid (AMLB) and base (BMLB) for the sorption of Ni2+ from an aqueous solution. It was characterized by Fourier transformation infrared spectroscopy (FTIR), scanning electron microscope (SEM), X-ray d

Externí odkaz: https://doaj.org/article/0fd513df0212434db91f93db8d19842b

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Akademický článek

Sequestration of Pb2+ from aqueous solution using bio-based-alkaline modified sorbent from waste Irvingia gabonensis seed husk

Autor: Hillary Onyeka Abugu, Ogechi L. Alum, Janefrances N. Ihedioha, Arinze L. Ezugwu, Ifeanyi A. Ucheana, Ibeabuchi J. Ali, Samson I. Eze

Publikováno v: Water Practice and Technology, Vol 18, Iss 11, Pp 2495-2513 (2023)

The unmodified and modified Irvingia gabonensis (IG) were characterized with Fourier transform infrared (FTIR), X-ray diffraction (XRD), Brunauer–Emmett–Teller (BET), thermogravimetric analyzer (TGA), and scanning electron microscope (SEM). The e

Externí odkaz: https://doaj.org/article/172f850d7e5c4f44b2ca0f52dcc5ce4c

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Akademický článek

A multi-criteria approach to drinking and irrigation water assessment of spring water in Igbo-Etiti, Nigeria

Autor: Valentine Chinakwugwo Ezea, Janefrances Ngozi Ihedioha, Hillary Onyeka Abugu, Nwachukwu Romanus Ekere

Publikováno v: Applied Water Science, Vol 12, Iss 9, Pp 1-20 (2022)

Abstract The study aimed at assessing the spring water within Igbo-Etiti, Nigeria, for drinking and irrigation applications using physicochemical parameters, water quality index, mineral and trace elements, pollution indices, and risk assessment. Sta

Externí odkaz: https://doaj.org/article/bfdc526e8a3644d09d3fac700df08683

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Akademický článek

Pollution and risk assessment of heavy metals in water, sediment and fish (Clarias gariepinus) in a fish farm cluster in Niger Delta region, Nigeria

Autor: Victor Chibuikem Ehiemere, Janefrances Ngozi Ihedioha, Nwachukwu Romanus Ekere, Cynthia Nkolika Ibeto, Hillary Onyeka Abugu

Publikováno v: Journal of Water and Health, Vol 20, Iss 6, Pp 927-945 (2022)

The study determined the following heavy metals: cadmium (Cd), chromium (Cr), copper (Cu), manganese (Mn), lead (Pb) and zinc (Zn) concentrations in surface water and in fish pond (water, sediments and farmed fish (Clarias gariepinus)) from a fish fa

Externí odkaz: https://doaj.org/article/e5a958200fa5424d9d9cdb136383c74b

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Akademický článek

Hydrochemical evaluation of river Ajali water for irrigational application in agricultural farmland

Autor: Hillary Onyeka Abugu, Pamela Favour Egwuonwu, Janefrances Ngozi Ihedioha, Nwachukwu Romanus Ekere

Publikováno v: Applied Water Science, Vol 11, Iss 4, Pp 1-14 (2021)

Abstract A major population of Udi and Ezeagu communities residing along river Ajali is peasant farmers who engage in the cultivation of vegetables along the river banks during the dry seasons. The existence of beverage industries around the 9th Mile

Externí odkaz: https://doaj.org/article/9248a73cba5f494ba938f3082fcf9779

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