• The Study Of Structural,Electronic, Optical And Thermal Properties Of Nickel Doped Zinc Selenide:A Density Functional Theory Study 

  Abebe, Diba (Ambo University, 2025-01)

  This study investigates the structural,electronic,optical and thermal properties of Nickel doped Zinc Selenide using Frist Principles computitonal Methods.The incorporation of Nickel in to the ZnSe lattice is analyzed ...
• First Principles Study Of Structural, Electronic and Optical Properties Of Manganese Doped Zinc Telluride: A Density Functional Theory Study. 

  Busa, Feyisa (Ambo University, 2025-01)

  This thesis presents a thorough first-principles investigation into the structural, electronic, and optical properties of manganese-doped zinc telluride (ZnTe:Mn), a semiconductor with significant applications in ...
• Quantum Heat Engines; Multiple-State 1d Box System 

  Bogale, Gutema (Ambo University, 2025-01)

  This thesis examined a quantum Otto engine with a harmonic working medium consisting of two particles to explore the use of wave function symmetry as an accessible resource. It is shown that the bosonic system displays ...
• The Study Of Ferroelectric Properties Of Lumno3 For Photovoltaic Application 

  Kenate, Amente (Ambo University, 2025-02)

  LuMnO3 is one of the most representative ferroelectric materials with hexagonal structure. The aim of this study was Modeling and Simulation of Ferroelectric Hysteresis Loop Parameters of LuMnO3. Because of their exceptional ...
• Investigation Of Elastic And Optical Properties Of Gallium Antimonide (GaSb) Using Density Functional Theories’’ 

  Tomas, Ahimed (Ambo University, 2025-01)

  Gallium Antimonide (GaSb) is a semiconductor material with remarkable electronic, optical, mechanical, and thermodynamic properties, making it highly suitable for advanced applications such as infrared detectors, LEDs, ...
• ―Investigation Of Elastic And Optical Properties Of Gallium Antimonide (GaSb) Using Density Functional Theories’’ 

  Tomas, Ahimed (Ambo University, 2025-01)

  Gallium Antimonide (GaSb) is a semiconductor material with remarkable electronic, optical, mechanical, and thermodynamic properties, making it highly suitable for advanced applications such as infrared detectors, LEDs, ...
• ”Numerical Solution Of Burger-Fisher Equation Using Finite Element Method”. 

  Sisay, Ayana (Ambo University, 2024-10)

  In this thesis, we consider the well known numerical method such as Finite Element Method to find the numerical approxima tion of nonlinear parabolic partial differential equations. Study the numerical solution of the ...
• The Study Of Spin Fluctuation-Induced High-Temperature Superconductivity Of Thorium-Doped Gadolinium Iron Arsenic Oxide (Gd1−Xthxfeaso) 

  Tolasa, Kebede (Ambo University, 2024-03)

  The study explores the impact of spin fluctuation on the superconductivity of the Gd1−xThxFeAsO superconductor through a theoretical investigation. Employing a model Hamiltonian, which accounts for the interplay between ...
• Investigation Of Structural, Electronic, Elastic And Thermodynamic Properties Of Inas Using First Principle Density Functional Theories 

  Olansa, Bajisa (Ambo University, 2024-05)

  This thesis investigates the structural, electronic, elastic, and thermodynamic properties of Indium Arsenide (InAs) using first-principle density functional theories (DFT). InAs, an III-V compound semiconductor with ...
• The Coexistence of Magnetism and Superconductivity in Potassium-Doped Europium di Iron di Arsenide (Eu1-x KxFe2As2) 

  Legese, Gelgel (Ambo University, 2024-06)

  This thesis investigates the influence of magnetic ordering on superconductivity in the compound. Utilizing a comprehensive model Hamiltonian and employing the equation of motion approach within Green's function formalism; ...
• An Optimized Coupled Autonomous Thermal Machine And Its Efficiency At Maximum Power 

  Beka, Kenea (Ambo University, 2024-08)

  A coupled Autonomous thermal machine and e ciency at maximum power as its working substance were studied.The power and e ciency of the heat engine are derived analytically as function of the intermidiate temperature.Using ...
• Students’ Conceptual Knowledge Development Of Ac Circuits Using Simulation: A Case Of Chera Gudina High School, North Shoa, Oromia, Ethiopia 

  Moti, Degefa (Ambo University, 2024-06)

  The purpose of this study was to investigate the conceptual knowledge development of students’ in alternative current circuits using computer simulation in Chera Gudina secondary school. A quasi-experimental design was ...
• The Study Of Photon Induced Ferromagnetism In Manganese Doped Gallium Arsenide (Gaxmn1−Xas) Diluted Magnetic Semiconductor 

  Lencho, Geleta (Ambo University, 2024-06)

  This thesis investigates the effects of temperature, magnetic impurity concentration, and photon irradiation on the ferromagnetic properties of manganese-doped GaAs diluted magnetic semiconductors. By employing the ...
• Modeling And Simulation Of Solid Oxide Fuel Cell Made From Anode, Cathode, And Electrolyte Performance 

  Adugna, Wondimu (Ambo University, 2024-06)

  A key component of the clean energy revolution is anticipated to be the direct and efficient conversion of chemical energy into electrical energy via Solid Oxide Fuel Cells (SOFC). The purpose of this effort was to simulate ...
• An Optimized Quantum Heat Engine With Singular Interactions 

  Diriba, Gadisa (Ambo University, 2024-06)

  A quantum Otto engine is investigated for adiabatic operation at both high and low temperature limits, using a single interaction harmonic oscillator as its working material. Analytical calcula tions are used to determine ...
• Effects of Temperature, Dopant Concentration, and Electric Field On Ferromagnetic Prop erties Of Manganese Doped Gallium Arsenide (Ga1−xMnxAs) Diluted Magnetic Semiconductor 

  Mesfin, Hirpa (Ambo University, 2024-07)

  Starting with a Heisenberg Hamiltonian model type ,we have studied the effects temperature fluctuations, dopant concentrations, and applied fields. Through theoretical analyses, we uncover significant insights into ...
• Students’ Conceptual Knowledge Development In Electromagnetic Induction Using Simulation: A Case Of Ginchi Secondary School, West Shawa, Oromia, Ethiopia 

  Desta, Demie (Ambo University, 2024-03)

  The purpose of this study was to investigate the conceptual knowledge development of students’ in electromagnetic induction using computer simulation in Ginchi Secondary School. The study's aims were accomplished using ...
• Study of Structural, Optical and Thermodynamic Properties of Indium Phosphide (InP) Using First Principle Density Functional Theories 

  Ayana, Sori (Ambo University, 2024-06)

  The structural, electronic and optical properties of Indium phosphide (InP) were investigated using DFT. In order to improve calculation accuracy, the convergence test of total energy with regard to the kinetic energy ...
• A Thesis Submitted To The Department Of Physics In Partial Fulfillment Of The Requirements For The Degree Of Master Of Science In Physics (Statistical Physics 

  Deriba, Fufa (Ambo University, 2024-02)

  In this work, we conduct a thermodynamic analysis and optimization of the Quan­ tum Spin Hall Effect (QSHE) heat engine. The analysis employs fermion gas as the working medium and utilizes a quantization method for the ...
• Improving Students ‟ Conceptual Knowledge Of Mechanical Energy Using Simulation’’ : A Case Of Grade Nine Students In Abomsa Secondary School, Arsi, Oromia, Ethiopia 

  Hashim, Hadji (Ambo University, 2024-06)

  The purpose of this study was to investigate Improving Students conceptual knowledge of high school students in physics and the effect of PhET demonstration-based simulation on their conceptual knowledge in the concepts ...

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