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"Golja DR" ×
PSBJ Research Article Apr 10, 2023
Structural and Luminescence Properties of (Ba, Ca) Sio4: Dy3+ Phosphors for White Light Applications
Golja DR*, Dejene FB and Hussen MK

In this report monocrystalline white-emitting phosphors Ba1.3Ca0.7SiO4: 0.03Dy3+ were synthesized by a low temperature solution combustion method. The thermal, structural paramete…

Solution Combustion Thermogravimetric Thermoluminescence
PSBJ Research Article Apr 10, 2023
Technical Parameters Selection on CT Scans Doses Used for Adult Diagnosis in Some Governmental Hospitals in Addis Ababa, Ethiopia
Defersha AM and Golja DR*

This study had assessed a technical parameters selection used on CT scan for adult diagnosis doses in Tikur Anbesa and Yekatit 12 specialized hospitals in Addis Ababa, Ethiopia. D…

CT scan Technical Parameters Selection Diagnosis Doses
PSBJ Research Article Mar 23, 2023
Effect of Annealing Time on Structural and Optical Properties of ZnGa2O4: Cr3+ (2.0mol %) Nanostructure Prepared by Sol Gel Method
Hussen MK, Dejene FB, Golja DR* and Kim JY

ZnGa2O4: Cr3+ (2.0mol %) nanopowders annealed at annealing times (AT) of = 1, 2, 3, and 4H (hour) were synthesized by the sol-gel method. X-ray diffraction (XRD) results confirmed…

Annealing time (AT) Zinc gallate Nanoparticle