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Title:    PhD

Full Name: Nebiyu Gemechu

Nationality: Ethiopian

Academic Rank: Assistant Professor

College/Institute: Natural Sciences

Department/Team: Physics

Field of Specialization:  Condensed Matter Physics

Research Interest: Theoretical and Experimental Condensed Matter Physics, Materials Physics, Nanomaterials

 List of  Publications:     

  1. Relativistic multipole expansion of electric potential (submitted).
  2. N. G. Debelo, F. B. Dejene, K. Roro, T. Senbeta, B. Mesfin, T. Abebe, L. Mostert, Enhanced emission and improved crystallinity of KY_3 F_10: Ho^(3+) thin films grown at high deposition temperature using pulsed laser deposition technique, Journal of Electronic Materials 47, 2617 (2018).
  3. NebiyuGemechu, TamiratAbebe, Structural Characterization and thickness profile of Pulsed laser deposited KY_3 F_10: Ho^(3+)thin films, Ukrainian Journal of Physics, 63, 182 (2018).
  4. T. Abebe, N.Gemechu, Two level atom with squeezed light from optical parametric oscillators, Ukrainian Journal of Physics, 63, 600 (2018).
  5. N. G.  Debelo, T. Senbeta, B. Mesfin, F. B. Dejene, Synthesis and luminescence properties of  〖Ca_3 Y〗_2 (Si_3 0_9 )_2:xCe^(3+) nanophosphor, Journal of Materials Science: Materials in Electronics, 28, 1 (2017).
  6. N. G. Debelo, F. B. Dejene, K. T. Roro, Pulsed laser deposited KY_3 F_10: Ho^(3+)thin films: Influence of target to substrate distance, Materials Chemistry and Physics, 190, 62 (2017).
  7. N. Gemechu, T. Senbeta, B. Mesfin, V. N. Malne’ve, Thermoluminescence from silicon quantum dots in two traps one recombination center model, Ukrainian Journal of Physics, 62, 140 (2017).
  8. N. G. Debelo, F. B. Dejene, K. T. Roro, M. P. Priscilla, Clieve Oliphant, The influence of argon gas pressure on structural, morphological and photoluminescence properties of pulsed laser deposited KY_3 F_10: Ho^(3+)thin films, Applied Physics A, 122, 619 (2016).
  9. N. G. Debelo, F. B. Dejene, K. T. Roro, Thermoluminescence and Photoluminescence properties of KY_3 F_10: Ho^(3+) commercial phosphor powder, Physica Scripta, 91, 1 (2016).
  10. N. G. Debelo, F. B. Dejene, K. T. Roro, Thermally stimulated luminescence of Y_2 SiO_5: Ce^(3+) commercial phosphor powder and thin films, International Journal of Thermophysics, 37, 1 (2016).
  11. N. G. Debelo, F. B. Dejene, V. N. Malne’ve, T. Senbeta, B. Mesfin, K. T. Roro, Effect of re-trapping on Thermoluminescence peak intensities of small amorphous silicon quantum dots, Acta Physica Polonica A, 129, 362 (2016).
  12. N. G. Debelo, The role of trap depth and trap centers in Thermoluminescence from semiconductor nanostructures, Latin American Journal of Physics Education, 6, 327 (2012).
  13. N. G. Debelo, S. K. Ghoshal, Thermoluminescence from Silicon Quantum Dots: A model study, Latin American Journal of Physics Education, 5, 428 (2011).
  14. N. G. Debelo, A model calculation of temperature dependent Thermoluminescence intensity from silicon nanostructures, Indonesian Journal of Physics, 22, 125 (2011).

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E-mail Address: nafsif@gmail.com