Oumar Keita

Numerical Evaluation of Vibration Induced by Explosive Blasting in the Bauxite Mines of Sangarédi, Guinea

Oumar Keita & Yacouba Camara · Physical Science International Journal · 2024

During rocks blasting by explosives in mines and quarries, Vibration phenomena appear in the surrounding environment, often causing significant damage to neighboring structures such as: buildings, bridges, tunnels and dams. This is why mining companies using the technique of the...

Open access Research Article 10.9734/psij/2024/v28i2826

Epidemiology and Prevalence of HBsAg in the Student Population of the Higher Institute of Technology of Mamou, Republic of Guinea

Alpha Arsida Barry, Mamadou Lamarana Souare, Taliby Dos Camara, Oumar Keita, Oumar Faye, Siba Sagno, Tamadjan Koulibaly & Magan Camara · Microbiology Research Journal International · 2023

Introduction: Due to its frequency, complications and socio-economic consequences, hepatitis B constitutes an international public health problem comparable to that posed by other communicable diseases such as HIV, tuberculosis and malaria. Sub-Saharan Africa, with a prevalence r...

Open access Research Article 10.9734/mrji/2023/v33i91401