Dr. Stone Raphael Odera

Dr. Stone Raphael Odera is a READER in POLYMER AND TEXTILE ENGINEERING Department, Faculty Of Engineering in Nnamdi Azikiwe University

Dr. Stone  Raphael Odera

Staff Profile

Chemical Engineer by Education. 

A Senior Lecturer in the Departments of Chemical Engineering and Polymer and Textile Engineering with special interest in Reaction Engineering, Equipment and Process Plant Design and Composite Technology. A Member of many professional bodies such as Nigerian Society of Engineers (NSE), Nigerian Society of Chemical Engineers (NSChE), Institute of Polymer Engineers (IPE), Material Society of Nigeria (MSN). Etc. Odera S. R. is COREN registered, a field engineer and consults for many industries.

Personal Information

Email:
Phone:
Address:
Polymer And Textile Engineering, Faculty Of Engineering, Nnamdi Azikiwe University, Awka.
Faculty/Unit:
FACULTY OF ENGINEERING
Department/Sub-Unit:
POLYMER AND TEXTILE ENGINEERING

Academic Qualifications

Degrees / Basic Certificates
1Nnamdi Azikiwe University, Awka. (Doctor of Philosophy, August, 2016)
November, 2009 to August, 2016
PhD Chemical Engineering
2Nnamdi Azikiwe University, Awka. (Master Degree, May, 2009)
October, 2006 to May, 2009
M.Eng. Chemical Engineering
3Enugu State University of Scince and Technology. (Bachelor Degree, October, 1992)
October, 1987 to August, 1992
B.Eng Chemical Engineering
4Enugu State University Of Scince And Technology. (Bachelor Degree, October, 1992)
October, 1988 to June, 1992
B.Eng Chemical Engineering
5Nnobi High School, Nnobi. (SSCE, June, 1985)
September, 1980 to June, 1985
WAEC Scince

Relevant/Working Experience

1Head of Department, Department of Polymer Engineering, Nnamdi Azikiwe University, Awka.
May, 2023 to January, 2024
2Head of Department, Department of Polymer Engineering, Nnamdi Azikiwe University, Awka
January, 2022 to April, 2023
3Chairman, Materials Science and Technology Society of Nigeria (MSN)
October, 2021 to December, 2021
4Head of Department, Department of Polymer Engineering, Nnamdi Azikiwe University, Awka.
February, 2021 to January, 2022
5Head of Department, Department of Polymer Engineering, Nnamdi Azikiwe University, Awka.
October, 2019 to January, 2021
6Senior Lecturer, Nnamdi Azikiwe University, Awka.
October, 2018 to September, 2021
7Lecturer I, Nnamdi Azikiwe University, Awka.
October, 2015 to September, 2018
8Lecturer II, Nnamdi Azikiwe University, Awka.
October, 2012 to October, 2015
9Assistant tLecturer, Nnamdi Azikiwe University, Awka.
October, 2011 to October, 2012
10Part-time Process Design Lecturer., National Engineering Design Development Institute (NEDDI), Federal Ministry Of Science & Technology (FMST), Nnewi.
May, 2011 to December, 2014
11Quality Control Consultant, Aqua Rapha Investement Nig. Ltd.
March, 2008 to Present
12Engineer, Tuboroson Co. Nig. Ltd. Kaduna
November, 1992 to November, 1994
13NYSC, Kaduna Polytechnic, Kaduna
October, 1992 to October, 1993
14IT Student, Port-Harcourt Refinery
June, 1989 to September, 1990

Creative Output

Book Chapters
1Anthony Chidi Ezika, Emmanuel Rotimi Sadiku, Raphael Stone Odera, Uzoma Ebenezer Enwerem, Victor Ugochukwu Okpechi, Martin Emeka Ibenta, Shadrack Chukwuebuka Ugwu. (2023, September) Influence of Fiber Treatment on the Wear Properties of Biocomposites WILEY Online Library
2Christopher Igwe Idumah, Iheoma C. Nwuzor, Emmanuel Obumneme Ezeani, Caribelle Ngozi Nwogu, Shadrack Ugwu, Victor Okpechi, Henry Chukwuka Oyeoka, Martin E. Ibenta, Stone R. Odera, Azman Hassan. (2023, August) Advancements in Biomolecules Immobilization on Natural Fiber Polymeric Nanobiocomposites for Biomedical Applications Encyclopedia of Polymers, Polymeric Materials, and Polymer Technology
3Christopher Igwe Idumah, Iheoma Nwuzor,Shadrack Ugwu, Martin Ibenta, Victor Okpechi, R. S. Odera, Anthony Chidi Ezika, Timothy James Ukeme, Henry Chukwuka Oyeoka. (2021, October) Poly (Lactic) Acid Hybrid Bionanocomposites and Applications Encyclopedia of Polymers, Polymeric Materials, and Polymer Technology
4C.F Uzoh, R.S Odera. (2019, December) Lag, Constant And Decay Release Characteristic Of St-PVOH Encapsulated Urea As A Function Of Coating Thickness Using Different Empirical Models Microencapsulation - Processes, Technologies and Industrial Applications
Journal Articles
1Odera, Raphael; Idumah, Christopher; Ezeani, Emmanuel. (2024, February), "Exploring Polymeric Nanotextile Devices: Progress and Outlook", International Journal of Clothing Science and Technology
2Raphael Stone Odera, Anthony Chidi Ezika, Gbolahan Joseph Adekoya, Emmanuel Rotimi Sadiku, Victor Ugochukwu Okpechi, Henry Chukwuka Oyeoka. (2024, January), "Computational investigation of the interaction mechanisms of low-density polyethylene (LDPE)/polyurethane and low-density polyethylene (LDPE)/hexane systems as absorbents for oil spill remediation: A DFT study", spe: Inspiring Plastics Professionals
3Christopher Igwe Idumah, O. E. Ezeani, U. C. Okonkwo, I. C. Nwuzor, S. R. Odera. (2023, January), "Novel Trends in MXene/Conducting Polymeric Hybrid Nanoclusters", Journal of Cluster Science
4Christopher Igwe Idumah, RS Odera, EO Ezeani, Jiun Hor Low, FA Tanjung, Fouad Damiri, Wong Syie Luing. (2023, July), "Construction, characterization, properties and multifunctional applications of stimuli-responsive shape memory polymeric nanoarchitectures: a review", Polymer-Plastics Technology and Materials
5Raphael Stone Odera, Chistopher Igwe Idumah. (2023, August), "Novel advancements in additive manufacturing of PLA: a review", Polymer Engineering And Science
6Raphael Stone Odera, Christopher Igwe Idumah, Emmanuel O Ezeani, Victor U Okpechi, Izuchukwu O Madu, Henry C Oyeoka, Shedrack C Ugwu, James E Ogbu. (2023, December), "Novel advancements in flame retardant mechanisms of halloysite nanotubes polymeric nanoarchitectures", Polymer-Plastics Technology and Materials
7Anthony Chidi Ezika, Emmanuel Rotimi Sadiku, Raphael Stone Odera, Uzoma Ebenezer Enwerem, Victor Ugochukwu Okpechi, Martin Emeka Ibenta, Shadrack Chukwuebuka Ugwu. (2023, September), "Influence of Fiber Treatment on the Wear Properties of Biocomposites", Unknown Journal or Publisher
8Christopher Igwe Idumah, Iheoma C. Nwuzor, Emmanuel Obumneme Ezeani, Caribelle Ngozi Nwogu, Shadrack Ugwu, Victor Okpechi, Henry Chukwuka Oyeoka, Martin E. Ibenta, Stone R. Odera, Azman Hassan. (2023, August), "Advancements in Biomolecules Immobilization on Natural Fiber Polymeric Nanobiocomposites for Biomedical Applications", Encyclopedia of Polymers, Polymeric Materials, and Polymer Technology
9Christopher Igwe Idumah, O. E. Ezeani, U. C. Okonkwo, I. C. Nwuzor, S. R. Odera. (2022, September), "Recent advances in polymeric hydrogel nanoarchitectures for drug delivery applications", International Journal of Polymeric Materials and Polymeric Biomaterials
10Anthony Chidi Ezika, Emmanuel Rotimi Sadiku, Christopher Igwe Idumah, Suprakas Sinha Ray, Gbolahan Joseph Adekoya, Raphael Stone Odera. (2022, February), "Recently emerging trends in Mxene hybrid conductive polymer energy storage nanoarchitectures", Polymer-Plastics Technology and Materials
11Christopher Igwe Idumah, Iheoma Nwuzor, Emmanuel Ezeani, Shedrack Ugwu, Martin Emeka Ibenta, Victor Okpechi, R.S Odera, Anthony-Chidi Ezika, Timothy J. (2021, October), "Poly(lactic) Acid Hybrid Bionanocomposites And Applications", Encyclopedia of polymers, polymeric materials and polymer technology
12R. M. Government, E.T Okeke, A.T Oladimeji, A.K Ani, O.D Onukwuli, R.S Odera. (2021, March), "Effect Of Using Different Chemically Modified Breadfruit Peel Fiber In The Reinforcement Of LDPE Composite", Materials Testing, Vol. 63, (Issue 3), pp 286-292
13C.I Idumah, I.C Nwuzor, S.R odera. (2021, June), "Recent Advances In Polymer Hydrogel Nanaoarchitecture And Applications", Current research in green and sustainable chemistry
14M.R Government, R.S Odera, J.T Nwabanne. (2021, June), "Optimization Of Avocado Wood Flour Polymer Composite", american journal of engineering and applied sciences, (Issue 13), pp 1-13
15G.C Ozomadu, R.S Odera, J.T Nwabanne. (2021, June), "Danta Wood Saw-dust Characterization For Pyrolysis Oil Production Potentials", the phamaceutical and chemical journal, Vol. 8, (Issue 3), pp 1-7
16R.S ODera, O.D Okechukwu, E.M ezeh, M.C Menkiti, P.C Agu. (2021, August), "The Exchange Of Musa Spp. Fibre In Composite Fabrication: A Systematic Review", bulletin of the national research centre, Vol. 45, (Issue 1), pp 1-18
17Nnaemeka Bernard Ikechukwu. Rabboni Mike Government, Edozie Thompson Okeke, Raphael Stone Odera, Amechi Kingsley Ani, Julius Thaddaeus. (2020, June), "Significance of alkaline treatment on the composition of mango seed shell fiber for polymer composite application. Indian journal of science and technology", INDIAN JOURNAL OF SCIENCE AND TECHNOLOGY
18C.F Uzoh, O.D Onukwuli, I.H Ozofor, R.S Odera. (2020, January), "Encapsulation Of Urea With Alkyd Resin-starch Membranes For Controlled N2 Release; Synthesis, Chracterization, Morphology And Optimum N2 Release", process safety and enviromantal protection, (Issue 121), pp 133-142
19I.I Christopher, R. S. Odera. (2020, February), "Recent Advancement In Self-healing Graphene Polymer Nanocomposites Shaped Memory And Coating Materials", polymer-plastics technology and materials
20E.M Ezeh, O.D Onukwuli, R.S Odera, V. Ugonabo, O.Okeke. (2020, February), "Thermal Decomposition And Flame Retardancy Of Functional Polyester/banana Peduncle Fibre And Aluminuim Hydroxide Article Hydride Composits.", chemical processing engineering research, Vol. 62, pp 62-70
21E.M Ezeh, O.D Onukwuli, V.i Ugonabo, R.S Odera, O.Okeke. (2020, February), "Charaterization Of Fire Retardant Properties Of Cow Horn Ash Particles And Thermal Behavior Of Polyester/banana Peduncle Fibre/cow Horn Ash Particle Hybrid Composites", chemical and process engineering research
22C.I Idumah, I. Nwuzor, S.R odera. (2020, June), "Recent Advancement In Self-healing Polymeric Hydrogels, Shaped Memory And Stretchable Materials", international journal of polymeric materials and polymeric biomaterials
23O.D Onukwuli, E.M Ezeh, R.S Odera. (2019, March), "Effect Of Different Chemical Treatment On The Properties Of Banana Peduncle Fibres", journal of chinese advanced materials society, Vol. 6, (Issue 4), pp 755-765
24E.M Ezeh, O.D Onukwuli, R.S Odera. (2019, April), "Novel Flame-retarded Polyester Composite S Using Cow Horn Ash Particles", international journal of advanced manufacturing technology, (Issue 103), pp 5-8
25E.M Ezeh, O.D Onukwuli, R.S Odera. (2019, July), "Development Of Banana Peduncle Fibre Reinforced Polyester Composite For Structural Application", Journal of engineeing and applied sciences
26C. Nwodika, O.D Onukwuli, R.S Odera. (2019, August), "The Absorption Efficiency Ofchemical Prepared Activated Carbon From Goat Droppings By H2SO4 On Malachite Green", Pelagia research library der chemical sinica
27R.S Odera, O.D Onukwuli, V.S Aigbodion. (2019, August), "Effect Of Alkali-silane Chemical Treatment On The Tensile Properties Of Raffia Palm Fibre", chemical and process engineering research, (Issue 62), pp 37-46
28C.F Uzoh, S.R Odera. (2019, October), "Lag, Constant And Decay Release Characteristic Of St-PVOH Encapsulated Urea As A Function Of Coating Thicknss Using Different Empirical Models", microencapsulation-processes, technologies and industrial applications
29R.G Mike, O. Dominic, R.S Odera. (2018, January), "Optimization Of Avocado Wood Flour Polymer Composite", Journal of Emerging Trends in Engineering and Applied Sciences
30R.S Odera, O.D Onukwuli, V.S Aigbodion. (2018, July), "Experimental Correlation Between Varying Processing Parameter And Compressive Strenght Of Polymer-modoified Cememt Mortal Composites", the international journal of advanced manufacturing technology, Vol. 98, (Issue 9), pp 2591-2599
31R.S Odera, O.D Onukwuli, J.T Nwabanne. (2018, October), "Experimental Study Of The Effect Of Processing Parameter For Prediction Of Water Absorption Of The Polymer-modified Raffia Fibre Cement Mortal", journal of chinese advanced materials society, Vol. 6, (Issue 4), pp 397-407
32Nwodika Chekwube,Onukwuli Okechukwu Dominic, Odera Raphael Stone, Emembolu Loveth Nwanneka. (2015, January), "The adsorption efficiency of chemically prepared activated carbon from goat droppings by H2SO4 on malachite green", Available online at www.pelagiaresearchlibrary.com Pelagia Research Library
33C.M Ewulonu, C.M Obele, I.O Arukalam, S.R Odera. (2015, January), "Effect Of Local Clay Incorporation Technique On The Mechanical Properties Of Natural Rubber Vulcanizates", international journal of allied science and engineering research, (Issue 4), pp 2
34R.S Odera, O.D Onukwuli, C.U Atuanya. (2015, January), "Characterization Of The Thermo-microstructural Analyisis Of Raffia Palm Fibers Proposed For Roofing Sheet Production", journal of minerals and materials characterization of engineering, Vol. 3, (Issue 4), pp 335
35F.C Uzoh, D. Okey, O.D Onukwuli, J.T Nwabanne, R.S Odera. (2015, August), "Studies On Copra Oil Self-cured Ester As A Sustainable Material For Surface Coatings", journal of chinese advanced materials society, Vol. 3, (Issue 3), pp 209-420
36V.S Aigbodion, C.U Atuanya, R.O Edokpia, R.S Odera, O.P Offor. (2015, July), "Experimental Study On The Wear Behavior Of Al-Cu-Mg/bean Pod Ash Nano-particles Composite", transactions of the indian institute of metals, Vol. 69, (Issue 4), pp 971-977
37R.S Odera, O.D Onukwuli, J.T Nwabanne. (2015, August), "Experimentl Evaluation Of Raffia Palm Fibre Ash Particles Modified Polyester Cement Mortal Composite", journal of chinese advanced materials society, Vol. 4, (Issue 1), pp 70-81
38N. Chekwube, O.D Dominic, O. R Stone, e.L Nwanneka, O.D John. (2015, September), "Kinectics, Isotherm And Thermodynamics Study For The Adsorption Of Basic Fuchsin On Cocoa Pod Husk Activated Carbon", international research journal of pure and applied chemistry, pp 1-12
39R.S Odera, F.U Chigozie. (2014, May), "Experimental Process Design Of Sorption Capacity Of Kogi And Ibusa Clay Activatd With HNO3 And H2SO4 On Malachite Green", international conference on emerging trends for sustainable development
40C.F Uzoh, O.D Onukwuli, R.S Odera, C.F Okey-Onyesolu. (2013, February), "Synthesis And Characterization Of Palm Oil Based Air Drying Alkyd Resin For Surface Coating", reseach journal in engineering and applied sciences, (Issue 2), pp 187-191
41R. S. Odera, O. D. Onukwuli, J. T. Nwabanne, C. F. Uzoh. (2013, January), "Physio-chemical studies of palm kernel oil modified alkyld resin and optimization of its polyesterification process using central composite rotatable design", International Journal of Chemical Engineering, (Issue 4), pp 2
42C.F Uzoh, O.D Onukwuli, R.S Odera, S Ofochebe. (2013, December), "Optimization Of Polyesterification Process For Production Of Palm Oil Modified Alkyd Resin Using Response Surface Methodology", journal of enviromental chemical engineering, Vol. 1, (Issue 4), pp 777-785
43R.S Odera, C. M Obele. (2012, December), "Effect Of Maleic Anhydride On The Mechanical And Morphological Properties Of Wheat Straw Fibre Reinforced Polypropylene", International Polymer Conference, Kobe Japan
44Odera R.S., Onukwuli O.D., Osoka E.C. (2011, January), "Stress and strain Characteristics of Raffia Palm Fibre Under Varying Condition", International Journal of Chemical Engineering Research
45R.S Odera, O.D Onukwuli, E.C Osoka. (2011, January), "Tensile And Compressive Strength Characteristics Of Raffia Palm Fibre-cement Composites", Journal of Emerging Trends in Engineering and Applied Sciences, Vol. 2, pp 133-142
46R.S Odera, O.D Onukwuli, E.C Osoka. (2011, November), "Optimization Of The Flexural Strength Of Raffia Palm Fibre-cement Composites", Journal of Emerging Trends in Engineering and Applied Sciences, Vol. 2, (Issue 2), pp 294-297
Conference Papers
1Odera R. S., Uzoh C. F.. (2014, May), "Experimental Process Design Of Sorption Capacity Of Kogi And Ibusa Clay Activated With HNO3 And H2SO4 Acids In Palm Oil Bleaching", Conference: International Conference on Emerging Trends for sustainable Development and Human capacity in third world Nation
2R. S. Odera, Chizoba C. M.. (2012, December), "Effect of Maleic Anhydride on the Mechanical and morphological Properties of Wheat Straw Fibre Reinforced Polpropylene",
3Obele, C.M., Ishidi, E.Y., and Odera, R.S.. (2012, December), "Effects Of Maleic Analydride On The Mechanical And Morphological Properties Of Wheat Straw Fiber Reinforced Polypropylene. Book Of Abstract, 9th International Polymer Conference", , pp 445

Academic Leadership Qualities

Supervisions
1"Design, Fabrication And Texting Of Danta Wood Sawdust Pyrolysis Fixed Bed Reactor For The Production Of Pyrolysis Oil" (June, 2017). Completed Masters project by Ozomadu Gideon Chukwudi
2"The Comparative Studies of The Tribiological Properties of the Land Oil Biolubricant of Trimethylopropane and Ethylene Glycol" (2015). Completed Masters project by Ohaeri, Ejike Ebuka (2015216024F)
3"DESIGN, FABRICATION, FINITE ELEMENT MODELING AND SIMULATION OF AN ALKYD RESIN REACTOR" (2021). Ongoing Masters project by Nwobodo, Ijeoma Angela (2018216008F)
4"Synthesis, Characterization and Kinectics of Oil Absorbent for Oil Spillage Remediation in NIgeria using Waste Sachet water packaging Materials" (2019). Ongoing Masters project by Amadi, Emeka Henry (201901669)
5"Neem seed oil based biolube: Synthesis, process analysis, thermodynamics and kinetic study" (2021). Ongoing Masters project by Okoye Clara Ogechukwu (202000314)
Grants
1Awardee: "Award of TETFund Insttitutional Based Research (IBR) Grant" (January, 2022 to January, 2023). Completed sponsored grant by TETFund
2Awardee: "Synthesis of Alhydresin Encapsulated Urea Fertilizer with Robust Constand and Decay Nitrogen Release" (April, 2018 to April, 2020). Completed sponsored grant by TetFund Intervention in Research Project(IBR)
Editorships
1Editor, "Journal of Engineering and Applied Science" (July, 2021)
2Editor, "Institute of Polymer Engineers" (July, 2021)
Examinerships
1Chief Examiner, "Offer of Appointment as External Examiner in the Department of Chemistry" (August, 2023 to December, 2024). Completed External Exam
2Examiner, "Internal/External Examiner Duty" (January, 2023 to February, 2023). Completed Internal-External Exam
3Examiner, "Internal/External Examiner Duty" (July, 2023 to August, 2023). Completed Internal-External Exam
4Chief Examiner, "EXTERNAL EXAMINER’S REPORT ON 2022/ 2023 SESSION’S EXAMINATION S IN THE DEPARTMENT OF CHEMISTRY SCIENCE LABORATORY TECHNOLOGY" (November, 2023 to December, 2024). Completed External Exam
Contributions to the University/Society
1Head of Department, "Department of Polymer Engineering, Nnamdi Azikiwe University, Awka." (May, 2023 to January, 2024)
2Head of Department, "Department of Polymer Engineering, Nnamdi Azikiwe University, Awka." (January, 2022 to May, 2023)
3Head of Department, "Department of Polymer Engineering, Nnamdi Azikiwe University, Awka." (January, 2021 to April, 2022)
4Chairman, "Materials Science and Technology Society of Nigeria (MSN)" (October, 2021 to December, 2021)
5Member, "National Water Resources Capacity Building Network (NWRCBNet) South East Centre" (February, 2021)
6Member, "Faculty of Engineering Committe of Need Assesment" (July, 2021)
7Head of Department, "Department of Polymer Engineering, Nnamdi Azikiwe University, Awka." (October, 2019 to January, 2021)
8Patron, "Nigerian Institution Of Safety Enigineers" (September, 2017)
9Member, "Faculty of Engineering Internationa; Conference Committe" (April, 2016)
10Member, "Faculty of Engineering Research, Innovation and Development" (March, 2015)
11Outstanding Rotarian Award, "Rotary Club of MaryLand Enugu" (July, 2015)
12Chairman, "Faculty of Engineering Welfar Committe" (October, 2014)
13Chairman Planning Committe 2013 St. Mulumba's Feast Day Celebration, "St. Mulumba's Catholic Church, New Haven" (March, 2013)
14Paul Harris Fellow (PHF), "The Rotary Foundation of Rotary International (Paul Harris Fellow)" (May, 2009)
15Resource person, "Imo Broadcasting Corporation" (August, 2007)

Membership of Professional/Relevant Bodies

1Full Member, "Institute of Polymer Engineers" - M/0109/IPE (member since 2021), ISSN:1119-8109
2Full Member, "COREN" - R24185 (member since 2012), ISSN:1119-8109
3Full Member, "Chemical Society of Nigeria" - CSN/ANA/10/02725 (member since 2011), ISSN:1119-8109
4Full Member, "Nigerian Society of Chemical Engineers" - M1248 (member since 2010), ISSN:1119-8109

Relevant Events Attended

Conferences
1"9. Nigeria Material Congress; NIMACON 2021", (Material Science and Technology Society of Nigeria (MSN)), 8th December, 2021 to 10th December, 2021; Nnamdi Azikiwe University, Awka
2"8. National Water Resources Capacity Building Network South East", (South East Regional Water conference), 18th August, 2021 to 20th August, 2021; NAU, Awka
3"10. Advancing the Frontiers of Engineering Practitioners and Entrenching Professionalism for National Development", (Council for the Regulation of Engineering in Nigeria), 9th August, 2021 to 11th August, 2021; International Conference Centre, Abuja
Other Events
1"6. Faculty Of Engineering International Conference", (Faculty of Engineering, NAU), 28th August, 2014 to 28th August, 2014; Awka
2"1. 9th International Polymer Conference", (International polymer conference), 11th December, 2012 to 14th December, 2012; kobe, Japan
3"2. Chemical Society Of Nigeria 35th Annual International Conference Workshop & Exhibition,", (2. Chemical Society of Nigeria), 17th September, 2012 to 21st September, 2012; heartland, owerri
4"5. Faculty Of Engineering Annual Conference On Infrastructural Development And Maintenance In The Nigerian Environment", (Faculty of Engineering, NAU), 28th August, 2012 to 28th August, 2012; Awka
5"7. International Conference On Emerging Trends For Sustainable Development And Human Capacity Building In The Third World Nations", (University of Ghana.), 31st May, 2012 to 31st May, 2012; Ghana
6"3. 6th Anachem Conference", (anamchem), 4th August, 2011 to 4th August, 2011; Awka
7"4. 5th Anachem Conference", (anamchem), 2nd November, 2010 to 5th November, 2021; Federal College of Education Technical, Umunze (FCETU) Nigeria