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Now showing items 1-20 of 127

Estimation of Entrance Surface Dose on Diagnostic X- Ray of Human in Adults on Chest, Abdomen, Pelvis at Debretabor Hospital

Tegie, Melkam (24-02-23)

Then after calculating the mean entrance surface does of patient we have 1.031mGy for adult Chest, 1.409 mGy for adult pelvis mGy, 2.182 mGy for adult abdomen.
THE STUDY OF PROTON INDUCED REACTIONS ON SELENIUM ISOTOPES ON THE ENERGY RANGE OF 8MeV -100 MeV USING THE COMPUTER CODE COMPLET

Worku Gashu, Shimekit (24-02-23)

proton particles, projectile energies, induced reactions, radioisotopes, reaction cross-sections, COD complet
Assessments of Entrance Skin Dose for Patients Undergoing Selected Diagnostic X-Ray Examinations in Gamby General And Teaching Hospital, Bahir Dar, Ethiopia

Fikad, Yismaw (24-02-23)

The result of this study for pediatric patients was higher than most published data and national diagnostic reference levels. To achieve a lower ESD per examination for a patient, the hospital should implement a quality ...
DETERMINATION OF NATURAL RADIOACTIVITYAND RADIATION HAZARDS FOR BUILDING MATERIALS USED IN ETHIOPIA: THE CASE OF CEMENT SAMPLES IN ETHIOPIA

MOGES, GIRMA (2014-06)

This research paper desired to illustrate the presence of naturally occurring radioactive minerals concentration and the way how naturally occurring radioactive minerals were identified in Derba and East cement and in ...
DETERMINATION OF RADIATION LEVEL OF NATURALY OCCURRING RADIONUCLIDES IN SOIL FROM GORE TOWN AND METU UNIVERSITY MAIN CAMPUAS, ETHIOPIA

MOREDA, DAWIT (2014-06)

Peoples continuously exposed to gamma radiation emitted from primordial radionuclides uranium-238, thorium-232 and potassium-40 in soil. Natural environmental radiation and the associated external exposure due to gamma ...
INTER-RELATION BETWEEN QUANTUM MECHANICS AND HIGER BRAIN FUNCTIONS:LESSONS FROM COMPUTATION AND NUROBIOLOGY

Periyannayagam, Arul; Gebru, Tewoldebrhan (2014-11-19)
DISSIPATED POWER EFFECT DUE TO AERIAL RESISTIVE HEATING ON -TO H- MODE TRANSITION IN INDACTIVITY JOINED OXYGEN PLASMA

Periyannayagam, Arul; Gebru, Tewoldebrhan (2014-12-27)
Transition probability of particle's Quantum State

Samuel Mulugeta Bantikum (2018-08-08)

This study mainly focused on calculating the transition probability of a particles in a given quantum state based on the idea of quantum jump,since Quantum particles can change their quantum state very quickly. By ...
Transition probability of particle’s Quantum State

Samuel Mulugeta Bantikum (2018-08-30)

This study mainly focused on calculating the transition probability of a particles in a given quantum state based on the idea of quantum jump,since Quantum particles can change their quantum state very quickly. By ...
Phononic Collective Excitations In Superfluid Fermi Gases At Nonzero Temperatures

Belay, Dessie (Dessie Belay, 2020-01)

To review the fermionic quasi particle branch of superfluid Fermi gases in the Bardeen-Cooper Schrieffer (BCS) to Bose-Einstein condensation (BEC) crossover at nonzero temperature and in the temperature range below the ...
THE ROLE OF ONE PROTON CHARGE EXCESS IN THE CROSS- SECTION FORTHE FORMATION AND DECAY OF COMPOUND NUCLEUS BYALPHA EMITION

Gurmessa, Abdi (Abdi Gurmessa, 2020-01)

This project work would been done for the completion of M.Sc. degree in physics (Nuclear physics) under the title "The Role of One Proton Charge Excess in the Cross Section for the Formation and Decay of Compound Nucleus ...
Phonemic Collective Excitations In Superfluid Fermi Gases At Nonzero Temperatures

Belay, Dessie (Dessie Belay, 2020-01)

To review the fermionic quasi particle branch of superfluid Fermi gases in the Bardeen-Cooper Schrieffer (BCS) to Bose-Einstein condensation (BEC) crossover at nonzero temperature and in the temperature range below the ...
FINITE-TIME THERMODYNAMIC QUANTITIES OF A TWO-STAGE HEAT ENGINE

BEDADA, HABTE (HABTE BEDADA, 2020-01)

Two-stage heat engine under the second condition in which the maximum efficiency is set to be ηC and the minimum efficiency(the efficiency at maximum power) is set to be half of ηC; it is effectively optimized. The study ...
THE STUDY OF FERROMAGNETISM IN DILUTED MAGNETIC SEMICONDUCTOR GaMnAs

BEYENE, FEKADIE (FEKADIE BEYENE, 2020-06)

In the present work we have studied the ferromagnetism properties of dilute magnetic semiconductor i.e GaMnAs which is depends on transition metal element(Mn). The prospect of a new generation of electronic devices based ...
STUDY OF PROTON INDUCED REACTION ON RHODIUM ISOTOPE AT VARIOUS PROJECTILE ENERGY

ALEMU, MEKDES (MEKDES ALEMU, 2020-06)

Proton induced reaction on rhodium isotope has been studied in the intermediate energies up to 100Mev. Excitation function (EFs) for the reaction channels of the type 103Rh (p,n) 103P d, 103Rh (p,n+p) 102Rh, 103Rh (p,3n) ...
Complete Fusion Excitation Channels in Terbium Target System at Various Energies of Oxygen Projectile

Abebe Feleke Wudu (2020-06-03)

The study of complete Fusion in heavy ion reactions, the excitation functions for several residues produced in the system oxygen (16O) and Terbium ( 159Tb) have been studied in the energy range 70-99MeV. The experimental ...
Mapping and Comparing the Total Electron Content (TEC) During the Three Phases of a Particular Storm Day of 22 July 2009, Over Nazareth and Bale Robe GPS Station Located in Ethiopia

Dereje Getachew Lege (2020-07-13)

The objective of this study is to see the total electron content (TEC) value at each phases of geomagnetic storm day over selected GPS stations located in Nazareth and Bale robe, in Ethiopia. The data’s are Observational ...
Assessment of Radiation Dose Received from Chest X-Rays Examination for Traumatic Adult Patients, in the case of University of Gondar Comprehensive Specialized Hospital

Enyew, Adisalem (Adisalem Enyew, 2020-08)

Chest radiograph is the most common examination for many clinical conditions. Traumatic adult injuries are the result of a wide variety of blunt, penetrating and burn mechanisms. They include motor vehicle collisions, ...
GEOPHYSICAL INVESTIGATION FOR GROUNDWATER POTENTIAL ASSESSMENT AT THE UPPER TULL RIVER CATCHMENT, ADET, ETHIOPIA

Nibret, Getaneh (Getaneh Nibret, 2020-09)

This study is intended to assess the groundwater potential in the upper Tull river catchment near Adet town, North West Ethiopia. The study area is situated in Amhara National Regional state west Gojam Administrative ...
INVESTIGATION OF GROUNDWATER POTENTIAL USING VERTICAL ELECTRICAL RESISTIVITY METHOD:A CASE OF RIBB CATCHEMENT, SOUTH GONDAR, AND NOTRH WESTERN ETHIOPIA

ALEMU, CHALACHEW (CHALACHEW ALEMU, 2020-09)

Geophysical investigation using Vertical Electrical Sounding (VES) method was conducted to investigate groundwater potential zone for Debre Tabor town at Ribb catchment and South Gondar Zone, North Ethiopia. The main ...

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