• Evolution of galaxies in the ACDM cosmic model Thesis 

  Diriba Gonfa; Tolu Biressa (2023-11)

  In this thesis we have considered the evolution of galaxies in the ΛCDM (cosmological constant (Λ) and cold dark matter (CDM) cosmic model. The work includes revision of the contents of the implemented model; and the ...
• Play Equipment And Children’s Participation In Outdoor Play Learning Activities: The Case Of Selected Preschools In Gambella Town, Gambella Regional State Thesis 

  Khor, Lual Puk; Teklu, Gemechu; MR. Addisalem, Taye (2022-07)

  The primary goal of this study was to assess play equipment and children's participation in outdoor play learning activities: the case of selected preschools in Gambella Town, Gambella Regional State. The study employed ...
• Structural And Electronic Properties Of Lina2bi With And Without Considering Spin Orbit Coupling Using Density Functional Theory Thesis 

  Bizuayehu, Gezahegn; Menberu, Mengesha; Tolu, Biresa (2023-07)

  LiNa2Bi is a bialkali bismuthide that materialize a new state of quantum matter which hosts exotic quantum phenomenon that are basic for fundamental science research and future application. LiNa2Bi is a many electron ...
• Frist order kinetics thermo luminescence behavior of Aluminum oxide( al2o3) Thesis 

  Reshad Awal A/Fogi; Nebiyu Gemechu (2023-06)

  We have analyzed thermo luminescence glow curves the first-order kinetics using the method based on various heating rate. Employing this method, thermo luminescence intensity versus temperature of the glow curves of first ...
• Second order kinetics thermoluminescences behavior of Titanium oxide (TiO2) Thesis 

  Geremew Mura; Nebiyu Gemechu (2023-06)

  This work covers Second order kinetics Thermoluminescence(TL) behavior of Titanium oxide (TiO2). Theoretically show that TL intensity verses temperature With important TL kinetic parameters . To investigate the Second ...
• General order kinetics thermo luminescence behavior Of zirconium oxide Thesis 

  Muktar Nasir; Nebiyu Gemechu (2023-07)

  In this thesis,the thermoluminescence glow curves of Zirconium oxide has been investigate theoretically in view of general order kinetics.The effects of various thermoluminescence kinetic parameters such as the activation ...
• First principle calculation of Cadmium Telluride using density functional theory Thesis 

  Zewdu Choramo; Menberu Mengesha; Nebiyu Gemechu (2022-07)

  CdTe is a wide band gap semiconductor belonging to group II-VI. It is commonly used in light emitting diodes (LED) and many optoelectronic devices fabrications. It is obvious that many body problems are complex and a ...
• Structural and electronic properties of feo using density functional theory with hubbard correction Thesis 

  Workagegnehu Abate; Menberu Mengesha (2022-07)

  In this thesis, the rst principle calculation based on density functional theory (DFT) with Hubbard correction was employed to investigate the electronic and structural properties of FeO using quantum ESPRESSO package. ...
• Structural and electronic Properties of aluminum diboride by Using density functional theory Thesis 

  Burka Nugusa Duressa (2023-05)

  In this thesis the structural and electronic properties of Aluminum Diboride were investigated with respect to density functional theory by using quantum Espresso package. The local density approximation (LDA) and the ...
• Monte Carlo Simulation of Polymer Diffusion in a Disordered Media Thesis 

  Mesfin Abera; Solomon Negash (2023-06)

  In this paper we presented Monte Carlo simulations of polymer diffusion in a disordered media. A Monte Carlo (MC) simulation method in two dimensions with a bond fluctuation model (BFM) has been used to achieve this goal ...
• Effect of polymer-wall interaction On the translocation of a polymer Through nano-channel Thesis 

  Birhanu Kuma; Solomon Negash (2023-07)

  In this thesis, we present the effect of attractive polymer-wall interaction on the translocation of a polymer chain moving through nanochannel in the absence of external force using dynamical Monte Carlo simulations. An ...
• Assesment Of Farmers Atitude Knowledge And Practice On The Usage Improved Seed Variety To Increasing Yield In Antsoki Gemza Disrict Thesis 

  Teferi, Adane (2023-06)
• Monte Carlo Simulation Study Of Translocation Of A Polymer Out Of A Circular Cavity Thesis 

  Naema, Kemal; Solomon, Negash; Dr. Tolu, Biressa (2023-07)

  In this study we have investigated the static and dynamic properties of linear polymer with different chain length translocated out of circular cavity using Monte Carlo simulation. We used the bond fluctuation method ...
• Structural And Electronic Properties Of Trisodium Antimonide With And With Out Considering Spin Orbit Coupling Thesis 

  Behailu, Mihiret; Dr. Menberu, Mengesha; Dr. Tolu, Biressa (2023-06)

  Trisodium antimonide (Na3Sb) is a narrow band gap material and it is a binary compound crystallize in a hexagonal structure with the space group P 63/mmc. Since Na3Sb is the system with many electron it is a bit challenging ...
• structural and electronic properties of Lithium nitride Using Density Functional Theory Thesis 

  kassa Adugna; Menberu Mengesha; Nebiyu Gemechu (2023-03)

  In the calculation of structural and electronic property of lithium nitride (Li3N) to investigate with density functional theory (DFT) using Quantum Espresso package. Our study is based on Density Functional Theory (DFT) ...
• Astrophysical gravitational collapse Thesis 

  Nemomsa Enkosa; Tolu Biressa; Bikila Teshome (2022-08)

  In this thesis we reviewed astrophysical collapses relevant to star formation and compact objects. In the case of star formation scenario, we reviewed the agents of molecular cloud collapse where gravity, turbulence, ...
• Field driven polymer translocation through Nanochannel Thesis 

  Chalchisa Degu Bekana; Solomon Negash (2023-06)

  In this research, we used MC simulations in 2D to investigate the field driven polymer translocation through nanochannel with Bond Fluctuation Method. Thus we study the static properties of a polymer chain by calculating ...
• Ellipsoidal galaxy mode of Evolution with respect to inertial axes and instabilities Thesis 

  Mesfin Mesena; Tolu Biressa; Nebiyu Gemechu (2023-07)

  The evolution of galaxies is a complicated scenario that depends on geometry of the system, environment and content of the system. And thus an active research open to wide range of issues. In this thesis we considered ...
• First Principle Calculation of Al(100) surface using quantum espresso package Thesis 

  Adisu Garoma; Menberu Mengesha; Nebiyu Gemechu (2023)

  In this thesis the first principle calculation of Aluminum surface(Al100) is investigated with density functional theory (DFT) using Quantum Espresso package. Our study is based on Density Functional Theory (DFT) with the ...
• Assessing the awareness level of radiation hazard Protection and safety among radiation oncologists of Tikur anbessa comprehensive specialized hospital and The status of radiation safety practice in their Workplace Thesis 

  Abebe atlaw; Hagos w/ghebriel; Solomon negash (2023-03)

  Hazardous working areas are life costing if we do not follow properly safety rules and regulations of that particular work place. So many studies clearly show that health care professionals who work with the sources of ...

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