Zede is a scientific journal on engineering science and application, produced under the auspices of the Addis Ababa Institute of Technology, Addis Ababa University. The main objective of the journal is to publish research articles, findings and discussions on engineering sciences, technology and architecture thereby assisting in the dissemination of engineering knowledge and methodologies in solving engineering problems. Technical Notes of significant contribution may be considered for publication.
Other websites related to this journal: http://www.aait.edu.et/index.php?id=112

Vol 28 (2011)
Table of Contents
Articles
| Performance Analysis of Chaotic Encryption Using a Shared Image as a Key |
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| AH Fitwi, S Nouh | 17-29 |
| Investigation of Adaptive Beamforming Algorithms for Cognitive Radio Technology |
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| M Atlabachew, MA Tuko | 31-47 |
| Energy Aware GPSR Routing Protocol in a Wireless Sensor Network |
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| S Nouh, Z Geta | 50-57 |
| Flow Simulation and Performance Prediction of Centrifugal Pumps Using CFD-Tool |
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| A Aman, S Kore, E Dribssa | 60-65 |
| Supply Chain Network Design-Opportunities for Cost Reduction as Applied to East Africa Bottling Share Company in Ethiopia |
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| D Kitaw, T Garoma, D Hailemariam | 67-82 |
| Performance Evaluation of a Reactive Muffler Using CFD |
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| S Kore, A Aman, E Direbsa | 83-89 |
| Technical Notes: Notes and Proposed Guidelines on Updated Seismic Codes in Ethiopia - Implication for Large-Scale Infrastructures |
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| S Kinde, S Engeda, A Kebede, E Tessema | 91-110 |
ISSN: 0514-6216


