ahmedabudief

Dr. Ahmed Mohammed Abu-Dief Mohammed

Assistant Professor - Assistant professor of Inorganic and Physical Chemistry

Faculty of science

Address: Behind hospital of Sohag University - Ali Ebn Abi Taleb Street

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Publications Which contain the keyword: methylene blue


Synthesis, characterization and photocatalysis enhancement of Eu2O3-ZnO mixed oxide nanoparticles
Pure ZnO nanoparticles (NPs) and mixed Eu2O3 and ZnO NPs with different Eu2O3 ratios (5%, 10%, and 15%) were synthesized by a precipitation method under optimum conditions. The synthesized samples were characterized by means of X-ray diffraction, scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy, transmission electron microscopy (TEM), Fourier transform infrared (FTIR) spectroscopy, Raman spectroscopy, and UV–vis diffuse reflectance spectroscopy. ... Read more

2018-09-10 22:40:46 Keywords freckles, methylene blue,
A NOVEL TREATMENT OF FRECKLES BY PHOTODYNAMIC THERAPY USING  CHITOSAN-METHYLENE BLUE HYDROGEL
Objective: To evaluate the efficacy of chitosan- methylene blue (MB) hydrogel mediated photodynamic therapy in the treatment of freckles. Patients and methods: Thirty four patients complaining from freckles were recruited in this Prospective, split-face controlled study. Pregnant women, patients with photosensitive dermatosis, other contraindications for phototherapy and use of topical or systemic retinoid treatment in the past 6 months were ... Read more