Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Luc Leroy, Mambou Ngueyep"'
Autor:
Japhet Tiegoum Wembe, Luc Leroy Mambou Ngueyep, Emmanuel Elat, Prosper Pliya, Alex Joel Parfait Telefouet, Jean-Marie Bienvenu Ndjaka, Albert Noumowe
Publikováno v:
Discover Sustainability, Vol 5, Iss 1, Pp 1-20 (2024)
Abstract The aim of this study is to evaluate the potential use of wood ash as a cement additive. Four wood specimens from Yaoundé city of (Cameroon) were used namely: Sapelli, Iroko, Movingui and Padouk. Five mortar were produced, with cement subst
Externí odkaz:
https://doaj.org/article/43372cb7cb03417ea6a1bd70ee2cd6f9
Publikováno v:
Discover Geoscience, Vol 2, Iss 1, Pp 1-16 (2024)
Abstract Accurate Pore pressure prediction is essential in drilling as it enables drilling hazards to be avoided. However, traditional methods of pore pressure prediction, especially empirical methods are field-specific. It is therefore important to
Externí odkaz:
https://doaj.org/article/0ae8a57c5bda475fa1f344844a2878d5
Autor:
Blanche, Mefomdjo Fotie, Ibrahim, Elhadji Daou, Harouna, Boukari, Christian, Kapta Momegni, Amadou, Raihanatou, Bernard, Tchuikoua Louis, Luc Leroy, Mambou Ngueyep
Publikováno v:
In Heliyon 15 November 2024 10(21)
Publikováno v:
Heliyon, Vol 10, Iss 9, Pp e29527- (2024)
The present paper applies a simplified Green-Ampt (GA) infiltration model for the numerical modelling of seepage processes within the body of the Maga earth dam, located in the Far-North Cameroon, under rainfall conditions. The parametrization approa
Externí odkaz:
https://doaj.org/article/0a53a0233a424864ad505c30532d406f
Autor:
Yannick, Tchedele Langollo, Juste Constant, Essomba Essomba, Pierre Boris Gael, Emini, Andre William, Boroh, Luc Leroy, Mambou Ngueyep, Arlin Bruno, Tchamba, Ismaïla, Ngounouno
Publikováno v:
In Heliyon 29 February 2024 10(4)
Autor:
Blanche Mefomdjo Fotie, Harouna Boukari, Ibrahim Elhadji Daou, Christian Kapta Momegni, Manyi Audrey Ebua Eta, Louis Bernard Tchuikoua, Luc Leroy Mambou Ngueyep
Publikováno v:
Applied and Environmental Soil Science, Vol 2024 (2024)
This paper aims to investigate the level of pollution of water, sediment, and soil due to semimechanized artisanal gold mining in Béké, Adamawa region of Cameroon. For this purpose, water and sediment samples were collected and analyzed. In order t
Externí odkaz:
https://doaj.org/article/df62a7fff29d43f88979a0a0a8917401
Autor:
Yannick, Tchedele Langollo, Arnold, Liyong Luc, Japhet, Taypondou Darman, Luc Leroy, Mambou Ngueyep, Bruno, Tchamba Arlin, Ismaïla, Ngounouno
Publikováno v:
In Heliyon July 2023 9(7)
Autor:
Reynolds Yvan Abende Sayom, Martin Luther Mfenjou, Mouhamed Ayiwouo Ngounouno, Michele Maguy Cathya Etoundi, William André Boroh, Luc Leroy Mambou Ngueyep, Arsene Meying
Publikováno v:
Heliyon, Vol 9, Iss 8, Pp e18511- (2023)
Trace metals present in high amounts in aquatic systems are a perpetual concern. This study applied geostatistical and machine learning models namely Ordinary Kriging (OK), Ordinary Cokriging (OCK) and Artificial Neural Network (ANN) to assess the sp
Externí odkaz:
https://doaj.org/article/c66a75bb149143598ed1cc49b305efce
Autor:
Japhet Tiegoum Wembe, Luc Leroy Mambou Ngueyep, Emmanuel Elat Assoua Moukete, Javad Eslami, Prosper Pliya, Jean-Marie Bienvenu Ndjaka, Albert Noumowe
Publikováno v:
Cleaner Materials, Vol 7, Iss , Pp 100173- (2023)
This paper discusses an experimental work on concrete made from river and crushed sands such as quartzite, granite, gneiss, marble, dolomite, basalt and limestone with an emphasis on physical, mechanical, and microstructural properties of fresh and h
Externí odkaz:
https://doaj.org/article/459733547e394c51a86c21c65094e15f
Autor:
Tchedele Langollo Yannick, Taïga Oumar Ali, Darman Japhet Taypondou, Michel Ivan Leke Fekwe Kom, Arnold Liyong Luc, Luc Leroy Mambou Ngueyep, Jacques Richard Mache
Publikováno v:
Heliyon, Vol 8, Iss 10, Pp e11141- (2022)
The present work consists of sampling, characterizing, classifying, and studying the soils of the locality of Nkoulou for the manufacture of cement-stabilized compressed earth bricks (CEBs) and possible use in road building. 08 samples were taken on
Externí odkaz:
https://doaj.org/article/57ad787506814624b9ca3523d5969148