Numerical and Analytical Calculations for Modeling and Designing Drilling Wicks or Rotary Cutters Based of Functionally Graded Materials

by Luc Leroy Mambou Ngueyep, Joseph Ndop, Elise Rose Atangana Nkene, Jean-Marie Bienvenu Ndjaka
Published 2018-01-01

Waters of the Djouzami gold mining site (Adamawa, Cameroon): Physicochemical characterization and treatment test by Bana smectite (West, Cameroon)

by Mouhamed Ngounouno Ayiwouo, Luc Leroy Mambou Ngueyep, Jacques Richard Mache, Sifeu Takougang Kingni, Ismaila Ngounouno
Published 2020-09-01

Evaluation of the impact of gold mining activities on the waters and sediments of Lom River, Wakaso, Cameroon and the restorative effect of Moringa Oleifera seeds

by Mouhamed Ayiwouo Ngounouno, Luc Leroy Mambou Ngueyep, Sifeu Takougang Kingni, Sirri Neba Nforsoh, Ismaila Ngounouno
Published 2021-06-01

Effect of Chemical and Physical Parameters on the Electrical Outputs of Cu2Zn1−yFeySnS4-Based Solar Cells by wxAMPS

by Hervé Joël Tchognia Nkuissi, Luc Leroy Mambou Ngueyep, Abdouramani Dadjé, Guy Molay Tchapga Gnamsi, André Chamgoué Chéagé, Bouchaib Hartiti, Jean-Marie Ndjaka
Published 2020-01-01