Postgraduate Project Topics, Thesis and Dissertation

12181 Integrated Soil Fertility Management Options To Improve Cassava (manihot Esculenta Crantz) Productivity In Zambia

Cassava is an important staple food for many smallholder farmers in Sub-Saharan Africa. Indeed, it is the second most important crop next to Maize in Zambia. However, its productivity is low as a result of declining soil fertility and low levels of fertilizer application. As evidenced from...

12182 Differentiation Of Bovine Bone Marrow And Adipose Tissue Derived Mesenchymal Stem Cells Into Osteoblasts

Adipose tissue and bone marrow-derived stem cells have been extensively investigated for their applicability in the field of tissue engineering due to their multi-lineage differentiation potential. However, work on bovine-source adipose tissue and bone marrow-derived stem cells have been limited in...

12183 Ecological Study Of Wattled Crane (bugeranus Carunculatus Gmelin 1789) In The Boyo Wetland And Bale Mountains National Park Ethiopia

Ecological Study of Wattled Crane (Bugeranus carunculatus, Gmelin 1789) in the Boyo Wetland of Southern Ethiopia and Afroalpine Ecosystems of Bale Mountains National Park, Southeast Ethiopia rnHadis Tadele, PhD Thesis, Addis Ababa University, 2018 rnWattled Cranes (Bugeranus carunculatus) are the...

12184 The Effect Of The Viscosity Of Ready To Bake Teff Batter On The Weight And Other Qualities Of Injera

Some processing parameters like viscosity, fermentation time, baking time and other have an effect on the overall quality of injera. In this study, experiments were conducted to determine how viscosity affects weight of injera, which is an important injera criteria especially in the Injera bakery...

12185 Assessments Of Knowledge Sharing Practices The Case Of Ethiopian Broadcasting Corporation

The title for this research is Assessments of knowledge sharing: the Case of Ethiopian Broadcasting Corporation. The objective of this study is to assess the knowledge sharing practices among employees and promote the best knowledge sharing practices for the media house at cooperation. The study...

12186 Assessment Of Human Wildlife Conflict And Management Strategies In Basso Woreda North Showa Ethiopia.

Human-wildlife conflict exists in different forms all over the world and experienced more in developingrncountries. In Basso Woreda of North Shoa Zone wild animals compete for resources with the localrncommunity resulting in conflict with each other. Therefore, this study was conducted to...

12187 Comparative Evaluation Of Shallow Groundwater Dynamics Of Becho And Koka Plains Upper Awash Basin Central Ethiopia

The target area (Koka and Becho plains) are situated in the upper reach of the AwashrnRiver basin, geographically, Koka plain located between 38.750 – 39.120E and 8.380 –rn8.760N and Becho plain is located between 38.190 – 38.610E and 8.540 – 9000’N. Thernmain...

12188 Analysis And Design Of Simply Supported Pre-stressed Precast-cast In-situ Concrete Composite Railway Bridges Comparison Of Ballasted And Slab Track Alternatives

Bridge is one of the most important components of railway line for development ofrntransportation. It is known that Addis Ababa light rail transit project constructionrnstarted two years ago. Also the construction of national railway project started. Inrnthese projects, the construction of bridges...

12189 Effect Of Curved Track On Rolling Contact Fatigue At Wheel-rail Interface In Addis Ababa Light Rail Transit

The thesis presents analysis of rolling contact fatigue at the wheel-rail interface using FEM. The aim of the thesis is to determine the stress/strain and predict the fatigue life at the wheel-rail rolling contact by considering the effect of rolling contact coefficient of friction and track...

12190 Rail-road Integration For Freight Transportation Along Djibouti Corridor

Modern transport and freight distribution system all over the world are tending towards thernadoption of best practices those are reliable, timely and cost effective. Multimodal transportrnbetween road and rail, also known as combined transport, has received a large interest in recentrnyears as...

12191 Adopting Freight Demand Forecasting Model For Addis Ababa-djibouti Railway

Freight transportation is an essential component of any economic activity which makes arncontinuous change as a result of growth but many economic activities depend on traffic congestionrnand truck travel time along the origins and destinations which makes series problem mainly forrnland locked...

12192 Integrated Urban Drainage System The Case Of Ayat To Megenagna Light Rail Transit Route

Addis Ababa is one of the fastest growing cities in Africa and urbanization is known to increase the amount of runoff generated from the urban catchment. Due to urbanization and lack of proper design and management, the cities transport infrastructure has experienced frequent flooding. The...

12193 Relationships Of Construction Time And Cost For Railway Projects In Ethiopia

The principal objectives of this research are to develop a model to project duration based on actual executed amount and to check the validity of Bromilow’s principle for Ethiopia Railway Corporation (ERC) projects. This study mainly focuses on ERC projects that are under construction and...

12194 Analytical Methods To Estimate Railway Capacity A Case Study To Apply On The Addis Ababa Light Rail Transit Project (aa -lrt)

Public mass transportation systems have become an important part of major economic activities in developing cities. The initial high construction cost of urban rail transportation calls for the efficient utilization of the existing infrastructure and estimation of its maximum capacity. A reliable...

12195 Compare And Adapt Project Organization Structure And Key Project Management Practices For Construction Of Railway Track Bridge And Tunnel (a Case Study On Awash Weldia And Addis Ababa Djibouti Railway Project)

There is an extensive effort by Ethiopian government to expand railway infrastructure throughoutrnthe nation. To achieve the strategy, the railway projects are contracted to foreign contractors duernto lack of experience and knowledge of local contractors in railway construction. Therefore,...

12196 Design And Analysis Of Mmw Radar Technique For Railway Level Crossing Accident Prevention For Addis Ababa Lrt

In railways, level crossings are safety-critical points because of the risk of collisions between motorcars and trains. Since electrified railway transportation system is a new technology to our country Ethiopia, it is mandatory to use intelligent means of accident prevention by detecting obstacles...

12197 Performance Investigation On Aa-lrt Level Cross Signaling System

Level crossings have been identified as a particular weak point in road and railway infrastructure. Installing efficient and reliable level crossing signaling system ensures the safe operation of the railway network. As most of its subsystem and components are working in open atmospheres, its...

12198 Comparison Of Floating Ladder Track And Rheda2000ballast-less Track For Dynamic Responses

The purpose of this thesis is concerned with the comparison of FLT and RHEDA2000 ballast-less Track-form with respect to their dynamic performances. The comparison is done based on the analysis of the simulation results and it would be achieved via FEM software (ABAQUS). The analysis have been done...

12199 Improving Energy Efficiency Of Akaki Well-field Submersible Pumps By Implementing Variable Speed Drive Controls

In Ethiopia water pumping system is given less concern regarding to energy saving and in groundwaterrnmanagement. The amount of groundwater recharging is affected by many factors like seasonal rainrnvariation, global warming, drought and also groundwater withdrawal. This changes significantly...

12200 Design And Development Of A Solar Powered Cooling System To Harness Potable Water From Humid Air (a Case Study In Semi-arid Zones Of Ethiopia)

Water shortage is very noticeable in semi-arid parts of Ethiopia where there is hardly anyrnfreshwater source at all. Currently, the most interesting method of getting sustainablernalternative potable water by harvesting humid from air is continuously under researchrnaround the globe. This study...

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