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 442 Downloads 5,226 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 1,745 Downloads 3,656 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 4,536 Downloads 6,490 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 493 Downloads 1,599 Views Citations
Marketing Mix Optimization in Nigeria’s Brewing Industry: A Regression and Geometric Programming Approach (Case Study of Nigerian Breweries PLC) (Articles)

Geoffrey Uzodinma Ugwuanyim, Harrison Obiora Amuji, Oforegbunam Thaddeus Ebiringa, Donatus Eberechukwu Onwuegbuchunam

Open Journal of Statistics Vol.15 No.2，April 8, 2025

DOI: 10.4236/ojs.2025.152010 26 Downloads 121 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 6,351 Downloads 10,385 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 1,099 Downloads 3,327 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 11,882 Downloads 19,118 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 5,322 Downloads 8,449 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 8,481 Downloads 13,033 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 3,369 Downloads 5,975 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 3,802 Downloads 8,159 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 3,148 Downloads 4,367 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 10,988 Downloads 20,491 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 960 Downloads 2,338 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 1,705 Downloads 10,718 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 1,038 Downloads 2,888 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 990 Downloads 2,436 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 172 Downloads 1,315 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 61 Downloads 422 Views Citations

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