Department of Petroleum Engineering, Federal University of Technology, Owerri, Nigeria - Articles

Conditions for Thermal Activation of Ngwo Clay as an Alternative Resource for Alumina (Articles)

Udochukwu Mark, Charles Nwachukwu Anyakwo, Okechukwu Onyebuchi Onyemaobi, Chijioke Samson Nwobodo

Natural Resources Vol.10 No.1，January 31, 2019

DOI: 10.4236/nr.2019.101001 641 Downloads 1,400 Views Citations
Determination of the Calcination Procedure Required to Activate Edda Clay for Optimal Leaching of Alumina (Articles)

Udochukwu Mark, Charles Nwachukwu Anyakwo, Okechukwu Onyebuchi Onyemaobi, Chijioke Samson Nwobodo

J. of Minerals and Materials Characterization and Eng. Vol.7 No.2，March 1, 2019

DOI: 10.4236/jmmce.2019.72004 1,054 Downloads 2,228 Views Citations
Effect of Calcination Condition on Thermal Activation of Ibere Clay and Dissolution of Alumina (Articles)

Udochukwu Mark, Charles Nwachukwu Anyakwo, Okechukwu Onyebuchi Onyemaobi, Chijioke Samson Nwobodo

International Journal of Nonferrous Metallurgy Vol.8 No.2，April 3, 2019

DOI: 10.4236/ijnm.2019.82002 962 Downloads 2,371 Views Citations
Authentication of Rothmannia whitfieldii Dye Extract with FTIR Spectroscopy (Articles)

Onyekachi Onyinyechi Nnorom, Genevive Chinyere Onuegbu

Journal of Textile Science and Technology Vol.5 No.2，May 24, 2019

DOI: 10.4236/jtst.2019.52004 881 Downloads 1,850 Views Citations
End-Use Properties of Pineapple Leaf Fibre Filled Natural Rubber (Articles)

Chinenye C. Ekwueme, Isaac O. Igwe, Anokwute O. Vivian

J. of Minerals and Materials Characterization and Eng. Vol.7 No.6，November 18, 2019

DOI: 10.4236/jmmce.2019.76030 677 Downloads 1,843 Views Citations
Inhibitive Effect of NaCl and Citric Acid on the Colour Yield of Acid Dye on Nylon Fabric (Articles)

Onyekachi Onyinyechi Nnorom, Placid Ikechukwu Anyanwu, Chima Kenneth Oguzie, Samuel D. Okonkwo

Journal of Textile Science and Technology Vol.6 No.1，February 12, 2020

DOI: 10.4236/jtst.2020.61005 640 Downloads 2,584 Views Citations
A Solar Energy System Design for Green Hydrogen Production in South-Western Nigeria, Lagos State, Using HOMER & ASPEN (Articles)

Wilson Fidelis Ekpotu, Joseph Taiwo Akintola, Martins Chineme Obialor, Philemon Chukwuebuka Udom

Open Journal of Optimization Vol.12 No.2，June 30, 2023

DOI: 10.4236/ojop.2023.122006 539 Downloads 2,731 Views Citations
Medical Diagnosis Expert System for Malaria and Related Diseases for Developing Countries (Articles)

Kenneth Ikechukwu Nkuma-Udah, Gloria Azogini Chukwudebe, Emmanuel Nwabueze Ekwonwune

E-Health Telecommunication Systems and Networks Vol.7 No.2，June 29, 2018

DOI: 10.4236/etsn.2018.72002 2,194 Downloads 17,526 Views Citations
Land Capability Index Mapping for Waste Disposal Landuse Option Using Geographic Information System (GIS) in Enugu Area, South Eastern Nigeria (Articles)

A. A. Onunkwo, Samuel O. Onyekuru, G. I. Nwankwor

Journal of Geographic Information System Vol.4 No.5，November 1, 2012

DOI: 10.4236/jgis.2012.45049 6,374 Downloads 10,445 Views Citations
Sequence Stratigraphic Analysis of “XB Field”, Central Swamp Depobelt, Niger Delta Basin, Southern Nigeria (Articles)

Samuel Okechukwu Onyekuru, Emmanuel Chukwudi Ibelegbu, Julian Chukwuma Iwuagwu, Akan Godfrey Essien, Casmir Zanders Akaolisa

International Journal of Geosciences Vol.3 No.1，February 28, 2012

DOI: 10.4236/ijg.2012.31027 11,943 Downloads 19,249 Views Citations
Effect of Deposition Temperature on the FTIR Absorbance of Zinc Oxide Thin Films Produced by MOCVD (Articles)

U. S. Mbamara, G. A. Alozie, K. B. Okeoma, C. Iroegbu

Journal of Modern Physics Vol.4 No.3，March 13, 2013

DOI: 10.4236/jmp.2013.43048 5,335 Downloads 8,499 Views Citations
Petrology and Geochemistry of Basement Complex Rocks in Okom-Ita Area, Oban Massif, Southeastern Nigeria (Articles)

Kelechi Denis Opara, Young E. Obioha, Samuel Okechukwu Onyekuru, Chikwendu Okereke, Sabinus Ikechukwu Ibeneme

International Journal of Geosciences Vol.5 No.4，April 24, 2014

DOI: 10.4236/ijg.2014.54038 8,502 Downloads 13,141 Views Citations
A Class of Estimators for Population Ratio in Simple Random Sampling Using Variable Transformation (Articles)

A. C. Onyeka, V. U. Nlebedim, C. H. Izunobi

Open Journal of Statistics Vol.4 No.4，June 20, 2014

DOI: 10.4236/ojs.2014.44029 3,378 Downloads 6,030 Views Citations
Estimation of Population Ratio in Post-Stratified Sampling Using Variable Transformation (Articles)

Aloy Chijioke Onyeka, Chinyeaka Hostensia Izunobi, Iheanyi Sylvester Iwueze

Open Journal of Statistics Vol.5 No.1，January 20, 2015

DOI: 10.4236/ojs.2015.51001 3,895 Downloads 8,586 Views Citations
Separate-Type Estimators for Estimating Population Ratio in Post-Stratified Sampling Using Variable Transformation (Articles)

Aloy Chijioke Onyeka, Chinyeaka Hostensia Izunobi, Iheanyi Sylvester Iwueze

Open Journal of Statistics Vol.5 No.1，January 30, 2015

DOI: 10.4236/ojs.2015.51004 3,172 Downloads 4,441 Views Citations
Earth Resources Exploitation and Sustainable Development: Geological and Engineering Perspectives (Articles)

C. C. Iwuji, O. C. Okeke, B. C. Ezenwoke, C. C. Amadi, H. Nwachukwu

Engineering Vol.8 No.1，January 21, 2016

DOI: 10.4236/eng.2016.81003 11,015 Downloads 20,644 Views Citations
The Usefulness of Dynamic Programming in Course Allocation in the Nigerian Universities (Articles)

Harrison O. Amuji, Geoffrey U. Ugwuanyim, Chukwudi J. Ogbonna, Hycinth C. Iwu, Bridget N. Okechukwu

Open Journal of Optimization Vol.6 No.4，December 29, 2017

DOI: 10.4236/ojop.2017.64012 968 Downloads 2,378 Views Citations
Analysis of the Impact of Treasury Single Account on the Performance of Banks in Nigeria (Articles)

Chukwudi J. Ogbonna, Harrison O. Amuji

Open Journal of Statistics Vol.8 No.3，June 7, 2018

DOI: 10.4236/ojs.2018.83029 1,717 Downloads 10,786 Views Citations
Optimal Water Pipe Replacement Policy (Articles)

Harrison O. Amuji, Chukwudi J. Ogbonna, Geoffrey U. Ugwuanyim, Hycinth C. Iwu, Okechukwu B. Nwanyibuife

Open Journal of Optimization Vol.7 No.2，June 8, 2018

DOI: 10.4236/ojop.2018.72002 1,051 Downloads 2,948 Views Citations
Characterization of the Upper Cretaceous Sediments in the Ikpankwu-Ihube Axis, Okigwe, Southeastern Nigeria (Articles)

Samuel Okechukwu Onyekuru, Chukwuma Julian Iwuagwu, Joy Okenyi, Kelechi Denis Opara, Ukamaka Nwachiani Nwigbo

International Journal of Geosciences Vol.10 No.6，June 30, 2019

DOI: 10.4236/ijg.2019.106041 999 Downloads 2,490 Views Citations

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