[HTML][HTML] DFT, experimental and optimization studies on the corrosion inhibition of aluminium in H2SO4 with danacid as inhibitor

OD Onukwuli, IA Nnanwube, FO Ochili… - Results in Engineering, 2024 - Elsevier
The inhibitive action of expired danacid toward the dissolution of aluminium in 1 MH 2 SO 4
was examined in this study via gravimetric, electrochemical, and theoretical method via …

Assessing the efficiency of danacid as corrosion inhibitor for aluminium in HCl medium: Experimental, theoretical and optimization studies

OD Onukwuli, IA Nnanwube, FO Ochili, JI Obibuenyi - Heliyon, 2024 - cell.com
The present study examined the corrosion protection of aluminium in 1M HCl by deploying
expired danacid, with techniques such as gravimetric, electrochemical, and density …

[HTML][HTML] Assessment of Owhe kaolinite as potential aluminium source in hydrochloric acid and hydrogen peroxide solutions: kinetics modeling and optimization

IA Nnanwube, M Keke, OD Onukwuli - Cleaner Chemical Engineering, 2022 - Elsevier
In this study, the effectiveness of hydrochloric acid and hydrogen peroxide binary solution as
lixiviant for alumina recovery from Owhe kaolinite is investigated by kinetic and optimization …

Oxidative leaching of Akpugo Kaolinite for alumina recovery and kinetic modeling

IA Nnanwube, OD Onukwuli - Journal of Sustainable Metallurgy, 2022 - Springer
In this work, the kinetics of alumina recovery from Akpugo kaolinite in nitric acid and
hydrogen peroxide binary solution are investigated. Parameters considered in the study …

[PDF][PDF] Cowpea husk adsorbent for the removal of crystal violet dye from aqueous solution

AM Ayuba, B Idoko - Arabian Journal of Chemical and Environmental …, 2021 - mocedes.org
Cowpea husk (CPH) was used as a low cost, effective and environmental friendly adsorbent
for the removal of crystal violet dye from wastewater. Batch adsorption studies were …

[PDF][PDF] Clay characterization and bleaching of crude palm oil using acid-activated Nibo clay

CN Nweke, RO Ajemba - Bioremediation …, 2022 - journal.hibiscuspublisher.com
Acid-activated Nibo clay was applied as an adsorbent in the bleaching of crude palm oil.
The collected clay sample was activated with hydrochloric acid solution after it was sun …

[PDF][PDF] Adsorption of carotene from crude palm oil by Activated Achalla clay

RO Ajemba, CN Nweke, CC Okoye… - Journal of Engineering …, 2023 - researchgate.net
High costs of imported bleaching earths have led to the need for alternative local sources.
The effectiveness of acid-activated Achalla clay in crude palm oil bleaching was examined …

Kinetic and Thermodynamic Studies of Crude Palm Oil Bleaching Using Amansea Clay

NC Nkeiruka, OC Elijah… - Asian Journal …, 2023 - scholar.researcherseuropeans.com
The effectiveness of the bleaching of crude palm oil was carried out using alkaline-activated
Amansea clay. The clay sample was sun-dried, ground, sieved and activated with sodium …

[PDF][PDF] Optimization of Beta Carotene Production from Maize and Moringa Leaves

JC Mbah, IA Nnanwube… - J. Mater. Environ. Sci., 15 …, 2024 - jmaterenvironsci.com
This work aimed at producing beta carotene, a vitamin supplement that supplies nutritional
benefit to supplement the fruits and vegetables. In the study, the beta carotene was extracted …

Investigating the inhibitory mechanism of aluminium corrosion in 1 M HCl with clarithromycin via experimental, theoretical and optimization approach

OD Onukwuli, IA Nnanwube, FO Ochili… - Theoretical and … - papers.ssrn.com
Corrosion inhibition effect of expired clarithromycin for aluminium in 1M HCl was examined
using weight loss, electrochemical, theoretical and optimization methods. Inhibitor …