CONTENTS

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CONTENTS

CONTENTS

Durability of Waste Metal Bottle Caps Aggregate Concrete

Egbe-Ngu Ntui Ogork 1 and Daud Gussau Haruna..…………………….1

A Critical Review of the Effects of Selective Laser Melting Process on AlSi10mg Alloy

Comfort Akwonya Adadu, Emmanuel Ocheola Oko, Mike Airelo Enaboifo..……………………………………………………………………..15

Durability Characteristics of Self-Compacting Concrete Incorporating Corn Cob Ash

Egbe-Ngu Ntui Ogork1, Abdulkarim Muhammad Auwal ..…………….29

Sedimentology and Palynological Study of Maastrichtian to Danian Sedimentary Succession in Alo-1 Well, Anambra Basin

Lucas, F. A. & Osezele, E. I…………………………………………………42

Performance Comparison of Okumura and Hata Model for UHF Signal Propagation in the City of Warri, Nigeria

Ogbeide, K.O & Anyanhun, I. A…………………………………………..73

Application of Virtual Reality in the Automobile, Aerospace Industry and Medical Surgery

Comfort Akwonya Adadu, Emmanuel Ocheola Oko& Tyav, Alfred Demenongu…..….84

Biozonation and Sequences Stratigraphy of Maastrichtian to Danian Sedimentary Succession in Alo-1 Well, Anambra Basin

Lucas, F. A., Osezele, E. I. & Ebahili, E. O………………………..116

Mitigating Communication Fading Using Bit Error Rate Performance of Combining Techniques Simulink Model

T.T. Awofolaju, O. Oladepo & H. Lasisi……………………………143

Assessment of Langmuir and Freundlich Isotherms Fit for Mildsteel Pipe Corrosion inhibition Study by Extracts of Castor and Rubber Seeds: A Comparative Analysis

Offurum, J.C.; 2Nwakaudu, M.S.;2Ndukwe O.C., 2Kamalu C.I.O. & 2Onyelucheya O.E……………153