Department of Earth Science, Faculty of Science, University of Douala, Douala, Cameroon - Articles

Design and Modeling of Electromagnetic Impedance Surfaces to Reduce Coupling between Antennas (Articles)

Yong S. Joe, Jean-François D. Essiben, Jangsik Cho, Eric R. Hedin

Wireless Engineering and Technology Vol.3 No.3，July 31, 2012

DOI: 10.4236/wet.2012.33022 4,453 Downloads 7,359 Views Citations
Asymptotic Normality of the Nelson-Aalen and the Kaplan-Meier Estimators in Competing Risks (Articles)

Didier Alain Njamen Njomen

Applied Mathematics Vol.10 No.7，July 22, 2019

DOI: 10.4236/am.2019.107038 696 Downloads 2,144 Views Citations
Benthic Algal Community in Relationship to Perturbation in the Tiko Mangrove Estuary Cameroon (Articles)

Godlove Ambe Neba, Neculina Anyinkeng, Coleen Mumbang, Ambo Beatrice Fonge

Open Journal of Ecology Vol.11 No.7，July 26, 2021

DOI: 10.4236/oje.2021.117035 329 Downloads 1,331 Views Citations
Supervised Learning Algorithm on Unstructured Documents for the Classification of Job Offers: Case of Cameroun (Articles)

Fritz Sosso Makembe, Roger Atsa Etoundi, Hippolyte Tapamo

Journal of Computer and Communications Vol.11 No.2，February 27, 2023

DOI: 10.4236/jcc.2023.112006 130 Downloads 567 Views Citations
Assessment of the Aesthetic Quality in a Rural Community in Cameroon: Using Litter Survey Technique (Articles)

Veronica Ebot Manga, Eric Ndumbe Esongami

Open Access Library Journal Vol.12 No.5，May 31, 2025

DOI: 10.4236/oalib.1113364 19 Downloads 107 Views Citations
Lu-Hf Isotopic Data of the Mbé-Sassa-Mbersi Tonalite (Central Cameroon Domain): Indicator of ca. 1.0 Ga Juvenile Tonian Magmatism in the Region (Articles)

Alliance Nicaise Saha-Fouotsa, Rigobert Tchameni, Olivier Vanderhaeghe, Armin Zeh, Periclex Martial Fosso Tchunte, Aurélien Eglinger, Emmanuel Negue Nomo, Pierre Barbey

Journal of Geoscience and Environment Protection Vol.9 No.9，September 6, 2021

DOI: 10.4236/gep.2021.99001 235 Downloads 1,195 Views Citations
Contribution to the Optimization of the Transient Stability of an Electric Power Transmission Network Using a Universal Power Flow Compensator Controlled by a Three-Stage Inverter (Articles)

Koko Koko Joseph, Nneme Nneme Léandre, Ndjakomo Essiane Salomé

World Journal of Engineering and Technology Vol.8 No.4，November 9, 2020

DOI: 10.4236/wjet.2020.84048 440 Downloads 1,374 Views Citations
Comparative Analysis of Hybrid Controllers of Done Systems (UPFC) and Interphase Power Regulators Type RPI 30p15 on Contingency Management in Electrical Networks (Articles)

Koko Koko Joseph, Nneme Nneme Léandre, Ndjakomo Essiane Salomé, Batassou Guilzia Jeannot

World Journal of Engineering and Technology Vol.9 No.3，August 31, 2021

DOI: 10.4236/wjet.2021.93048 272 Downloads 1,116 Views Citations
Female Fertility Following Chemotherapy for Breast Cancer: A Descriptive Study of 265 Cases Treated in Yaounde (Articles)

Félix Essiben, Ngowa Jean Dupont Kemfang, Aline Nganso, Meka Juliette Esther Ngo Um, Etienne Atenguena, Samuel Ojong, Paul Ndom, Emile Telesphore Mboudou

Open Journal of Obstetrics and Gynecology Vol.10 No.1，January 13, 2020

DOI: 10.4236/ojog.2020.1010014 580 Downloads 1,331 Views Citations
Genetic Algorithms and Neural Network Approach in Determining the Directions of Linear Patch Antenna Arrays (Articles)

Norbert Bayang, Samuel Eke, Abdou Njifenjou

Open Journal of Antennas and Propagation Vol.13 No.1，March 28, 2025

DOI: 10.4236/ojapr.2025.131001 38 Downloads 213 Views Citations
Evaluation and Management of Acute Pain in the Intensive Care Unit: A Single-Center Study at the Essos Hospital Centre, a Leading Referral Hospital in Cameroon (Articles)

Serge Vivier Nga Nomo, Charles Emmanuel Toussaint Binam Bikoi, Aristide Gilles Kuitchet Njeunji, Cristella Raissa Iroume Bifouna, Junette Arlette Metogo Mbengono, Fidèle Binam

Open Journal of Emergency Medicine Vol.13 No.1，March 7, 2025

DOI: 10.4236/ojem.2025.131004 40 Downloads 255 Views Citations
The Application of Joint Inversion in Geophysical Exploration (Articles)

Ákos Gyulai, Mátyás Krisztián Baracza, Éva Eszter Tolnai

International Journal of Geosciences Vol.4 No.2，March 25, 2013

DOI: 10.4236/ijg.2013.42026 8,361 Downloads 17,487 Views Citations
Possible Geological Reason for the Missing of the Oligocene Section in Sector (5) and Its Vicinity, Deryanah-Al Abyar Area, Al Jabal Al Akhdar, NE Libya (Articles)

Omar B. Elfigih, Hamza S. Melad

Open Journal of Geology Vol.3 No.4，August 9, 2013

DOI: 10.4236/ojg.2013.34037 4,280 Downloads 6,574 Views Citations
Mineralogy and the Texture of the Basalt in Hail Region, Saudi Arabia (Articles)

Sana’a Odat

Open Journal of Geology Vol.4 No.5，May 9, 2014

DOI: 10.4236/ojg.2014.45015 5,811 Downloads 7,865 Views Citations
Development of Analytical Method for the Detection of Nemacur Residues in Cucumber Fruits (Articles)

Said Al-Kurdi, Mohammed O. Alloh, Mohammed R. Al-Agha, Yasser El-Nahhal

American Journal of Analytical Chemistry Vol.9 No.1，January 25, 2018

DOI: 10.4236/ajac.2018.91006 1,177 Downloads 2,787 Views Citations
Nemacur Residue Analysis in Soil Water and Cucumber Samples Collected from the Field in Gaza Strip, Palestine (Articles)

Mohammed Ouda Alloh, Said AL-Kurdi, M. R. Alagha, El-Nahhal Yasser

American Journal of Plant Sciences Vol.9 No.3，February 27, 2018

DOI: 10.4236/ajps.2018.93039 821 Downloads 1,877 Views Citations
Enhancing Biogas Production: Influence of Mixing Cow and Chicken Manures (Articles)

Essam Ibrahim Hammad, Mohammad R. Al-Agha, Yasser El-Nahhal

Energy and Power Engineering Vol.10 No.8，August 28, 2018

DOI: 10.4236/epe.2018.108024 1,666 Downloads 6,870 Views Citations
Influence of Biogas Production on Bioremediation of Animal Manures (Articles)

Essam Ibrahim Hammad, Mohamad R. Al-Agha, Yasser El-Nahhal

American Journal of Analytical Chemistry Vol.10 No.1，January 7, 2019

DOI: 10.4236/ajac.2019.101001 1,261 Downloads 2,821 Views Citations
The Impact of Urbanization Expansion on the Geomorphology of the Southern Coastal Sabkhas from Ras Al-Jailiaha to Al-Khiran, South Kuwait (Articles)

A. K. Al-Dalamah, A. E. Al-Hurban

Journal of Geographic Information System Vol.11 No.5，October 30, 2019

DOI: 10.4236/jgis.2019.115038 1,003 Downloads 2,401 Views Citations
Effect of Different Rates and Mixtures of Solid Household Waste and Faecal Sludge-Based Composts on Soil Fertility and Productivity of Sunflower (Helianthus annuus L.) in Dschang, West Cameroon (Articles)

Romary Ngnipa Tchinda, Rodrigue Emmanuel Kenne, Primus Azinwi Tamfuh, Jovanie Gladys Kenfack, Doris Temgoua Zombou, Désiré Évariste Moundjeu, Tsafack , Richard Tanwi Ghogomu, Emile Temgoua, Dieudonné Bitom Oyono

Open Journal of Soil Science Vol.14 No.7，July 24, 2024

DOI: 10.4236/ojss.2024.147024 139 Downloads 456 Views Citations

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