• Optimization of CNC turning parameters using face centred CCD approach in RSM and ANN-genetic algorithm for AISI 4340 alloy steel Article 

  Santhosh, A. Johnson (2021-07-28)

  AISI 4340 alloy steel is used in a wide range of industrial applications due to its improved hardness, toughness, fatigue, and wear resistance. The surface roughness of AISI 4340 alloy steel components in a typical CNC ...
• The comparative study on the performance of bamboo fiber and sugarcane bagasse fiber as modifiers in asphalt concrete production Article 

  Ahmed, Kemal Umer; Geremew, Anteneh; Jemal, Abubekir (2022-06-27)

  Highway pavement structures are expected to be adequately strong and durable for their design life which can be achieved only when the pavements are properly designed, constructed, maintained, and managed. In Ethiopia, most ...
• Contact temperature analysis of the classical Geneva mechanism through numerical methods Article 

  Ambaye, Getachew A; Lemu, Hirpa G.; Tolcha, Mesay A (2022-09-22)
• Investigation of biodiesel production parameters by transesterification of watermelon waste oil using definitive screening design and produced biodiesel characterization Article 

  Hundie, Ketema Beyecha (2022-06-10)

  In the present work, biodiesel was produced from watermelon waste oil by the transesterification process. A definitive screening design was used to investigate the effect of transesterification parameters such as catalyst ...
• A comprehensive review on green perspectives of electrocoagulation integrated with advanced processes for effective pollutants removal from water environment Thesis 

  Othmani, Amina (2022-09-14)

  The rapidly expanding global energy demand is forcing a release of regulated pollutants into water that is threatening human health. Among various wastewater remediating processes, electrocoagulation (EC) has scored a ...
• Rainfall-runoff modeling using HEC-HMS model for Meki river watershed, rift valley basin, Ethiopia Article 

  Guduru, Jerjera (2022-09-30)

  Detail understanding of rainfall-runoff processes is tremendously important for a watershed with variable streamflow generation. The streamflow of the Meki River fluctuates seasonally causing flooding on surrounding ...
• Synthesis of Bio-based oxides nano-composites catalyst from croton macrostachyus leaves for biodiesel production from croton macrostachyus seed oil Article 

  Kasirajan, Ramachandran (2022-06-19)

  This study explored the prospective of croton macrostachyus leaves as bio-based minerals rich resource found for metal oxides nano-catalyst synthesis by sol–gel-thermal oxidation method and the seeds as a future lipid-rich ...
• Smart farming using IOT and machine learning in Jimma city Jiren kebele Thesis 

  wuletaw, Zebider; Ababu, Kebebew; Birhanie, Worku (2022-12-12)

  Agriculture is one of the issues that no-way runs out to be examined. Since farming is one of the main sources of livelihood of the pastoral population. Thus, the construction of agrarian data grounded internet of effects ...
• Hadiyya Language Named Entity Recognition Using Deep Learning Approach Thesis 

  Elias, Yosef (2022-12-23)

  As a result of the overabundance of digital data, extracting usable, structured data has become a challenge. Information extraction techniques were developed to simplify the process of searching for a relevant query ...
• Computational study of the effects of silicon doping on structural, electronic and the born effective charge properties of monoclinic HfO2 ferroelectric material Thesis 

  Geta, Tseganesh Gensa; Abebe, Mulualem; Demiss, Solomon (2022-11-24)

  In this study, the structural, electronic, and born-effective charge properties of silicon (Si) doped were investigated with respect to density functional theory by using the Quantum Espresso Package. The local density ...
• Multi-Objective Optimization of Fused Deposition Modeling Process Parameters For Printing Acrylonitrile- Butadiene-Styrene Polymer Parts Thesis 

  Girum, Tarekegn Hailu; Alemu, Mesay; Beyene, Hana (2023-01-24)

  The Fused deposition modeling (FDM) is one of the widely used additive manufacturing process to produce prototypes as well as functional parts from thermoplastics. However, the application of FDM is still limited for ...
• Design of Super twisting Based Second-Order SMC for Voltage Control of a DC-DC Buck-Boost Converter Thesis 

  Girma, Sisay; Anlay, Kinde; Tegegn, Tadele (2022-12-13)

  The switched mode DC-DC converters are nonlinear systems that are commonly used in power electronic circuits due to their high conversion of efficiency and large output voltage range. Gen erally, they are used in all ...
• Performance evaluation of advanced modulation techniques with PD-NOMA for 5G applications . Thesis 

  Ebrahim, Kedir; Analay, Kinde; Ali, Sofia (2022-12-23)

  For many decades, the amount of wireless voice and data communications has grown at an exponential rate from one generation to other generation. Power domain non-orthogonal multiple access (NOMA) is one of the promising ...
• Assessment of subcontracting effect on cost, time and quality performance of building project in Dire Dawa city Thesis 

  AMIN, RIYAD MOHAMED; KEBEDE, GETACHEW; TURE, KEMAL (2022-12-13)

  The construction industry contributes significantly to the economic output of a country. Great numbers of participants from different specializations make the construction industry a complicated and unique industry. ...
• Colorectal Polyp Segmentation In Colonoscopy Image Using Mask RCNN Thesis 

  NOHE, ZERUBABEL; Anlay, Kinde (2022-10-13)

  The incidence rate of colorectal cancer is high worldwide, but the survival rate is greatly improved by early identication of polyps. Colonoscopy is the gold stan dard procedure for diagnosis and removal of colorectal ...
• Active Magnetic Bearing Control for FESS using Integral Backstepping Controller Thesis 

  TADESSE, MEKIDES; Prashanth, A.; M, Muhidin (2022-12-07)

  Active magnetic bearings (AMBs) are a technology that makes flywheel energy storage systems possible. AMBs are used in energy storage systems to suspend the flywheel without physical contact and allow the flywheel to ...
• INFLUENCE OF ROUTE-R ON AL-6061 ALLOY MECHANICAL PROPERTIES THROUGH EQUAL CHANNEL ANGULAR PRESSING Thesis 

  Gebrehiwot, Tensay Mitikneh; Alemu, Mesay; Balakrishnan, Praveen (2023-01-16)

  There are numerous ways to enhance the mechanical properties of aluminum, but se vere plastic deformation (SPD) processing of materials has drawn a lot of attention in the research community in recent years because of the ...
• Optimizing the production line using Monte Carlo method for Jimma Industrial Park; case of medium scale shoes factory. Thesis 

  Tsigie, Afework; Alemu, Mesay; R.K, Srinivasa (2023-01-19)

  This thesis was carried out in Jimma Industrial Park of medium scale shoes factory. The aim with this thesis is to increase the production line performance accordingly minimize the waiting time. Production line is often ...
• Experimental and parametric Investigation of Submerged Friction Stir Welding of 6063 Aluminium Alloy Thesis 

  Abtaye, Abenezer; Alemu, Mesay; Enbakom, Lingerew (2023-01-16)

  Several welding processes have been developed over time, however welding aluminium alloys has always been difficult using traditional welding techniques because of its low melting temperature. In addition to this some ...
• Analytical and Numerical Analysis of Fatigue Life Estimation of Shot Peened Spur Gear Thesis 

  Lambebo, Temesgen (2023-01-16)

  A spur gear was the most simple, widely used, and efficient type of gear. They were subjected to bending fatigue failure. The bending fatigue failures began at or near the tooth root sur face of the gear. Shot peening was ...

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