Roger Olsen - Articles - Scientific Research Publishing

Sliding Wear Study on the Valve-Seat Insert Contact (Articles)

Edgar E. Vera-Cardenas, Roger Lewis, Tom Slatter

Open Journal of Applied Sciences Vol.7 No.2，February 16, 2017

DOI: 10.4236/ojapps.2017.72004 2,089 Downloads 3,564 Views Citations
Sensitivity Study of a Valve Recession Model (Articles)

Edgar E. Vera-Cardenas, Roger Lewis, Tom Slatter

Open Journal of Applied Sciences Vol.7 No.2，February 16, 2017

DOI: 10.4236/ojapps.2017.72005 1,850 Downloads 3,019 Views Citations
Optimal Reconfiguration of Power Distribution Systems Based on Symbiotic Organism Search Algorithm (Articles)

Alexandre Teplaira Boum, Patrik Roger Ndjependa, Jacquie Ngo Bisse

Journal of Power and Energy Engineering Vol.5 No.11，November 17, 2017

DOI: 10.4236/jpee.2017.511001 1,250 Downloads 2,615 Views Citations
Water Use of Juvenile Live Oak (Quercus virginiana) Trees over Five Years in a Humid Climate (Articles)

Richard C. Beeson, Hang Thi Thu Duong, Roger Kjelgren

Open Journal of Forestry Vol.8 No.1，November 24, 2017

DOI: 10.4236/ojf.2018.81001 1,151 Downloads 3,116 Views Citations
This article belongs to the Special Issue on Forest Management and Sustainable Development
Central Pain in Parkinson’s Disease: A Case Report (Case Report)

Roger S. Moon, Yong-Jian Lin, Howard L. Rosner

Case Reports in Clinical Medicine Vol.7 No.4，April 27, 2018

DOI: 10.4236/crcm.2018.74027 1,249 Downloads 3,046 Views Citations
Rationale of a Cohort Study on Risk of Obstetrical Outcomes Associated with Iron Supplementation during Pregnancy (Articles)

Andy Muela Mbangama, Barthélémy Tandu-Umba, Roger Mwimba Mbungu

Open Journal of Obstetrics and Gynecology Vol.8 No.6，June 13, 2018

DOI: 10.4236/ojog.2018.86066 1,033 Downloads 2,479 Views Citations
This article belongs to the Special Issue on Pregnancy Care and Health
Identifying Brain Characteristics of Bright Students (Articles)

Ramla Ghali, Hamdi Ben Abdessalem, Claude Frasson, Roger Nkambou

Journal of Intelligent Learning Systems and Applications Vol.10 No.3，August 8, 2018

DOI: 10.4236/jilsa.2018.103006 1,404 Downloads 3,274 Views Citations
Baseline Iron Status and Indices of Oxidative Stress in a Cohort of Pregnant Women in Kinshasa, DR Congo (Articles)

Andy Muela Mbangama, Tandu-Umba Barthélémy, Mbungu Mwimba Roger

Open Journal of Obstetrics and Gynecology Vol.8 No.14，December 7, 2018

DOI: 10.4236/ojog.2018.814149 789 Downloads 1,651 Views Citations
Routine Iron Supplementation during Pregnancy: Its Reflection on Iron and Oxidative Status in a Cohort of Pregnant Women in Kinshasa, DR Congo (Articles)

Andy Muela Mbangama, Barthélémy Tandu-Umba, Roger Mwimba Mbungu

Open Journal of Obstetrics and Gynecology Vol.9 No.1，January 25, 2019

DOI: 10.4236/ojog.2019.91011 1,226 Downloads 3,467 Views Citations
Agriculture Resource Management Planning on the Wind River Indian Reservation: An Integrative Approach (Articles)

Ginger B. Paige, William J. Gribb, Roger H. Coupal

Journal of Geoscience and Environment Protection Vol.7 No.12，December 31, 2019

DOI: 10.4236/gep.2019.712015 654 Downloads 1,741 Views Citations
This article belongs to the Special Issue on Land Use Planning, Management and Sustainability
Efficiency of Microfinance Institutes (MFIs) in Cameroon: A Comparative Analysis of MFIs Affiliated to CamCCUL and MC2 Using DEA Approach and the Tobit Censored Model (Articles)

Parveen Ngum Neba, René Guy Omenguele, Jules Roger Feudjo

Open Journal of Business and Management Vol.8 No.2，February 13, 2020

DOI: 10.4236/ojbm.2020.82029 808 Downloads 2,678 Views Citations
Comparison of Three Macroinvertebrate Sampling Methods for Use in Assessment of Water Quality Changes in Flashy Urban Streams (Articles)

Roger Yeardley Jr., Scott Jacobs, Ken Fritz, William Thoeny

Journal of Environmental Protection Vol.11 No.8，August 5, 2020

DOI: 10.4236/jep.2020.118035 949 Downloads 2,810 Views Citations
This article belongs to the Special Issue on Environmental Monitoring and Assessment
Antioxidant Effect of Plants Aqueous Extract on Lipid Stability of Oreochromis niloticus during Traditional Sun and Smoke Drying in Far-North Cameroon (Articles)

Noël Tenyang, Goldefroy Tabanty Zambou, Roger Ponka, Hilaire Macaire Womeni

Food and Nutrition Sciences Vol.11 No.8，August 28, 2020

DOI: 10.4236/fns.2020.118060 494 Downloads 1,563 Views Citations
A Gender Analysis on the Participation and Choice of Improved and Local Haricot Bean (Phaseolus vulgaris L.) by Farmers in Cameroon (Articles)

Bella Ngoh Siri, Eileen Bogweh Nchanji, Isaac Roger Tchouamo

Agricultural Sciences Vol.11 No.12，December 23, 2020

DOI: 10.4236/as.2020.1112079 543 Downloads 1,829 Views Citations
Improvement of the Voltage Quality in an Electrical Network via the Loopback: Case of the Southern Interconnected Grid (SIG) of Cameroon (Articles)

Raissa Onanena, Roger Tchuidjan, Frederic Biya Motto, Manuella Mamche Gatchessi

Journal of Power and Energy Engineering Vol.9 No.3，March 31, 2021

DOI: 10.4236/jpee.2021.93002 478 Downloads 1,601 Views Citations
Design of a Photovoltaic Mini-Grid System for Rural Electrification in Sub-Saharan Africa (Articles)

Edwin N. Mbinkar, Derek A. Asoh, Roger Tchuidjan, Amadou Baldeh

Energy and Power Engineering Vol.13 No.3，March 31, 2021

DOI: 10.4236/epe.2021.133007 3,688 Downloads 7,445 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 124 Downloads 525 Views Citations
Morphogenesis of Floating Bone Segments: A Legacy of Serial Tensile Cross-Strut Microdamage in Trabecular Disconnection “Crumple Zones”? (Articles)

Patricia A. Shore, Roger C. Shore, Jean E. Aaron

Journal of Biomedical Science and Engineering Vol.16 No.5，May 31, 2023

DOI: 10.4236/jbise.2023.165005 133 Downloads 446 Views Citations
A Generic Intelligent Agent Design Approach Based on Artificial Neural Networks (Articles)

Thierry Noulamo, Alain Djimeli-Tsajio, Roger Kameugne, Jean-Pierre Lienou

World Journal of Engineering and Technology Vol.11 No.4，October 7, 2023

DOI: 10.4236/wjet.2023.114046 163 Downloads 849 Views Citations
Outlines of the Preparation and Integration of ICT Tools in the Educational Institutions in the Democratic Republic of Congo Context (Articles)

Roger Muhindo Binzaka, Peter A. Okebukola, Juma Shabani, David Wanguwabo Byamungu

Open Journal of Social Sciences Vol.12 No.1，January 25, 2024

DOI: 10.4236/jss.2024.121016 140 Downloads 1,098 Views Citations

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