Department of Chemistry, Federal University of Technology, Owerri, Nigeria - Articles

Comparative Study on the Acid-Base Indicator Properties of Natural Dye, Turmeric Rhizome (Curcuma longa) and Synthetic Dyes (Articles)

Genevive Chinyere Onuegbu, Onyekachi Onyinyechi Nnorom, Gerald Okwuchi Onyedika

Journal of Textile Science and Technology Vol.9 No.1，February 15, 2023

DOI: 10.4236/jtst.2023.91002 381 Downloads 4,758 Views Citations
Determination of Heavy Metals and Physicochemical Parameters of Crude Oil Polluted Soil from Ohaji Egbema Local Government in Imo State (Articles)

Ihenetu Stanley Chukwuemeka, Ihenetu Francis Chukwuebuka, Kalu Georgina Ijeoma

Open Journal of Yangtze Oil and Gas Vol.2 No.3，July 14, 2017

DOI: 10.4236/ojogas.2017.23012 1,729 Downloads 3,604 Views Citations
Comparative Kinetics of Iron Ore Dissolution in Aqueous HCl-HNO₃ System (Articles)

Onyedika Gerald, Nwoko Christopher, Oguarah Ayebatonworio, Ogwuegbu Martin

J. of Minerals and Materials Characterization and Eng. Vol.1 No.4，July 23, 2013

DOI: 10.4236/jmmce.2013.14026 4,497 Downloads 6,438 Views Citations
Modeling the Mechanical Properties of Clay Powder Filled Recycled Low Density Polyethylene Composites (Articles)

Gerald Okwuchi Onyedika, Genevive Chinyere Onuegbu, Chukwudike Onuoha

Journal of Materials Science and Chemical Engineering Vol.8 No.7，July 31, 2020

DOI: 10.4236/msce.2020.87004 482 Downloads 1,558 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 6,328 Downloads 10,340 Views Citations
Assessment of Hazards in Gas Hydrates Recovery (Articles)

Chinedu E. Ejike

Open Journal of Yangtze Oil and Gas Vol.4 No.4，August 7, 2019

DOI: 10.4236/ojogas.2019.44018 1,078 Downloads 3,264 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 11,811 Downloads 19,058 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 5,310 Downloads 8,421 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 8,463 Downloads 12,943 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 3,351 Downloads 5,918 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 3,721 Downloads 7,752 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 3,133 Downloads 4,295 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 10,949 Downloads 20,357 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 955 Downloads 2,286 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 1,678 Downloads 10,651 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 1,019 Downloads 2,857 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 977 Downloads 2,367 Views Citations
On the Paradox of the Duality of Autoregressive and Moving Average Processes (Articles)

Elechi Onyemachi, Iheanyi Sylvester Iwueze, Eleazar Chukwunenye Nwogu

Journal of Applied Mathematics and Physics Vol.10 No.2，February 28, 2022

DOI: 10.4236/jamp.2022.102043 163 Downloads 1,272 Views Citations
Identification of Sec-Butylamine and Methenamine and Other Bioactive Compounds from Edible Azadirachta indica Methanolic Extracts Using GC-MS (Articles)

Francis Chukwuebuka Ihenetu, Sylvester Ifunanya Okorondu, Chinwe Ifenyinwa Chikwendu, Rose Nkechinyere Nwabueze, Ifeoma Ijeoma Anekwe

Open Access Library Journal Vol.11 No.3，March 18, 2024

DOI: 10.4236/oalib.1109750 53 Downloads 377 Views Citations
Adsorption Kinetics and Mechanisms of Cypermethrin and Dichlorovos on Heterogeneous Activated Carbon Porous Media (Articles)

Atulegwu Patrick Uzoije, Clifford O. Kamalu, Uzuakpundu Basil

Open Access Library Journal Vol.2 No.11，November 18, 2015

DOI: 10.4236/oalib.1101988 1,110 Downloads 2,084 Views Citations

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