Department of Fundamental Sciences and Techniques of Engineer, Chemical Engineering and Mineral Industries School, University of Ngaoundere, Ngaoundere, Cameroon - Articles

Modeling the Failure Rate of a Standby Multi-Component System and Improving Reliability (Articles)

Aslain Brisco Ngnassi Djami, Wolfgang Nzié, Serge Doka Yamigno

Modern Mechanical Engineering Vol.13 No.1，February 24, 2023

DOI: 10.4236/mme.2023.131002 184 Downloads 1,005 Views Citations
Evaluation of the Reliability of a System: Approach by Monte Carlo Simulation and Application (Articles)

Aslain Brisco Ngnassi Djami, Jean Bosco Samon, Boukar Ousman, Ulrich Ngnassi Nguelcheu, Wolfgang Nzié, Guy Edgar Ntamack, Bienvenu Kenmeugne

Open Journal of Applied Sciences Vol.14 No.3，March 29, 2024

DOI: 10.4236/ojapps.2024.143051 93 Downloads 468 Views Citations
A Maintenance Service Improvement Approach Based on Queue Networks: Application (Articles)

Aslain Brisco Ngnassi Djami, Wolfgang Nzié, Boukar Ousman, Joseph Nkongho Anyi, Ulrich Ngnassi Nguelcheu

Open Journal of Applied Sciences Vol.14 No.2，February 27, 2024

DOI: 10.4236/ojapps.2024.142030 86 Downloads 274 Views Citations
Optimization of Cellulose Nanocrystal Isolation from Ayous Sawdust Using Response Surface Methodology (Articles)

Tchigo Alifa, Hamida Aminatou, Oumar Said, Jean-Bosco Tchatchueng

Journal of Materials Science and Chemical Engineering Vol.12 No.1，January 23, 2024

DOI: 10.4236/msce.2024.121004 134 Downloads 493 Views Citations
Influence of Solvent onto Chemical Extraction of America-Type Coconut (Coco nucifera L.) Fbers: Analysis of Physicochemical, Mechanical and Morphological Properties (Articles)

Delphine Korgai Gandai, Zara Haman, Djoda Pagore Frederic, Memtine Ndong Augustin, Abdourhamane Nsangou, Niraka Blaise, Hambate Gomdje Valery

Journal of Textile Science and Technology Vol.10 No.3，August 16, 2024

DOI: 10.4236/jtst.2024.103005 42 Downloads 166 Views Citations
Disassembly Evaluation in Design of a System Using a Multi-Parameters Index (Articles)

Aslain Brisco Ngnassi Djami, Wolfgang Nzié, Serge Doka Yamigno

Modern Mechanical Engineering Vol.10 No.1，February 19, 2020

DOI: 10.4236/mme.2020.101001 813 Downloads 2,065 Views Citations
Physicochemical and Thermal Properties of Some Key Tropical Sawdust Woods for Energy Production (Articles)

Davy Fiwa Kaoke, Yann Le Brech, Emmanuel Talla, Anthony Dufour, Patrick Mountapmbeme Kouotou

Journal of Sustainable Bioenergy Systems Vol.14 No.1，March 31, 2024

DOI: 10.4236/jsbs.2024.141001 79 Downloads 266 Views Citations
Contribution to S-EMG Signal Compression in 1D by the Combination of the Modified Discrete Wavelet Packet Transform (MDWPT) and the Discrete Cosine Transform (DCT) (Articles)

Colince Welba, Aimé Joseph Oyobé Okassa, Pascal Ntsama Eloundou, Pierre Ele

Journal of Signal and Information Processing Vol.11 No.3，August 31, 2020

DOI: 10.4236/jsip.2020.113003 518 Downloads 1,403 Views Citations
Hydrochemistry of Groundwater in the Rice Cultivation Area of Maga: Analysis of the Mineralization Process (Articles)

Emmanuel Aguiza Abaï, Hugues Pahimi, Prosper Samba Koukouare, Guillaume Ewodo Mboudou, Auguste Ombolo

Journal of Geoscience and Environment Protection Vol.12 No.9，September 29, 2024

DOI: 10.4236/gep.2024.129019 45 Downloads 200 Views Citations
New Approach of Multi-Cell Stacked Cell Inverter for Solar Photovoltaic System (Articles)

François Yonga, Colince Welba, Abdouramani Dadjé, Noël Djongyang

Journal of Power and Energy Engineering Vol.11 No.1，January 31, 2023

DOI: 10.4236/jpee.2023.111001 156 Downloads 659 Views Citations
Impact of Cooking Time on the Physicochemical and Nutritional Properties of Macrotermes subhyalinus and Imbrasia obscura (Articles)

Clément Saïdou, Kouabiteu Marivaux Lesage Djouffa, Bouba Adji Mohammadou, Ahmed Ali, Clergé Tchiegang

Food and Nutrition Sciences Vol.14 No.4，April 28, 2023

DOI: 10.4236/fns.2023.144024 141 Downloads 659 Views Citations
Pollination Efficiency of Ceratina cyanea (Hymenoptera: Apidae) on Helianthus annuus (Asteraceae) Flowers at Dang (Ngaoundere, Cameroon) (Articles)

Mohamadou Moussa, Faïbawa Esaïe, Mazi Sanda

Open Journal of Ecology Vol.12 No.1，January 24, 2022

DOI: 10.4236/oje.2022.121004 185 Downloads 878 Views Citations
Evaluation of Health and Environmental Risks of Pesticide Products Used in Market-Gardening in the City of Ngaoundere (Cameroon) (Articles)

Thomas Assokeng, Joseph Marie Siéliéchi, Guy Bertrand Noumi

Journal of Agricultural Chemistry and Environment Vol.6 No.4，November 15, 2017

DOI: 10.4236/jacen.2017.64013 1,006 Downloads 2,307 Views Citations
A Field Survey to Assess the Consumption of Nkang for Standardization and Valorization in the North-West Region of Cameroon (Articles)

Acha Anna Afek, Desobgo Zangue Steve Carly, Nso Emmanuel Jong

Green and Sustainable Chemistry Vol.11 No.3，August 26, 2021

DOI: 10.4236/gsc.2021.113010 276 Downloads 1,378 Views Citations
Physical and Metals Impact of Traditional Gold Mining on Soils in Kombo-Laka Area (Meiganga, Cameroon) (Articles)

Ekengele Nga Léopold, Danala Danga Sabine, Zo’o Zame Philémon, Myung Chae Jung

International Journal of Geosciences Vol.7 No.9，September 29, 2016

DOI: 10.4236/ijg.2016.79084 2,882 Downloads 5,174 Views Citations
Pertinence of Children’s Chest X-Ray Request Form and Practice at the Regional Hospital of Ngaoundere Cameroon (Articles)

Mathurin Guena Neossi, Florent Zilbinkai Alapha

Open Journal of Radiology Vol.8 No.4，November 8, 2018

DOI: 10.4236/ojrad.2018.84026 1,088 Downloads 2,557 Views Citations
Joint Management of Shared Resources, Issues and Conflicts of the Nso and Oku Tribes in the Ngongbaa Montane Forest Area, NWR of Cameroon (Articles)

Jean-Louis Tatah, Elvis Kah

Natural Resources Vol.15 No.6，June 28, 2024

DOI: 10.4236/nr.2024.156011 36 Downloads 181 Views Citations
Prevalence of Enteric Pathogens Associated with Infections among Table Egg Consumers in Some Primary Health Establishments in the Center Region of Cameroon (Articles)

Mariane Lucie Ngueguim, Bernard Viban Tangwa, Victor Ngu Ngwa, Albert Ngakou, Abdoulmoumini Mamoudou

Advances in Infectious Diseases Vol.14 No.3，September 13, 2024

DOI: 10.4236/aid.2024.143044 30 Downloads 153 Views Citations
Antioxidant Activity of the Natural Flavonoid 7-Hydroxy-5,6,4’-trimethoxyflavone Isolated from the Leaves of Lippia rugosa A. Chev (Articles)

Jean Momeni, Jean Paul Tsopmejio, Francine T. Nkouam, Martin B. Ngassoum

Natural Science Vol.8 No.2，February 22, 2016

DOI: 10.4236/ns.2016.82009 4,580 Downloads 6,464 Views Citations
Physicochemical Characterisation of Soils at the Gold Exploitation Sites of Bétaré-Oya District in Cameroon and Pollution Evaluation (Articles)

Nchare Mominou, Yaya Al Issah, Bahodock Sarki, Elvis Kah

Open Journal of Inorganic Chemistry Vol.8 No.3，July 31, 2018

DOI: 10.4236/ojic.2018.83007 858 Downloads 1,815 Views Citations

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