Laboratory of Chemistry of Natural Substances IRSEN, Brazzaville, Congo - Articles

Exergetic Analysis of a Refrigeration System with Mechanical Vapors Compression (Articles)

Louis Okotaka Ebale, Aristide H. W. Nakavoua, Landry Jean Pierre Gomat

Energy and Power Engineering Vol.12 No.8，August 28, 2020

DOI: 10.4236/epe.2020.128030 524 Downloads 1,585 Views Citations
Effects of Light Radiation Absoption on the Resistance of Sweet Potato Starch-Based Bioplastics (Articles)

Aristide Herlyn Wilfrid Nakavoua, Emmanuelle Surya Ouenadio, Pascale Ursula Nkoua-Ouassamo, Vincent Verney

Journal of Materials Science and Chemical Engineering Vol.10 No.2，February 28, 2022

DOI: 10.4236/msce.2022.102004 263 Downloads 1,656 Views Citations
Valorization of Cucurbita pepo Seed Oil in Soap Production (Articles)

Guy Crépin Enoua, Aristide H. W. Nakavoua, Victor N’goka, Tony Wheellyam Pouambeka, Prince Maho Diafouana Mahoungou, Narcisse Nicaise Obaya, Alain Brice Mbozo Vouidibio, Hubert Makomo, Robin Pascal Ongoka

Green and Sustainable Chemistry Vol.12 No.4，November 16, 2022

DOI: 10.4236/gsc.2022.124009 213 Downloads 1,026 Views Citations
Use of Cucurbita pepo Oil to Fight against the UV Action on the Skin (Articles)

Aristide H. W. Nakavoua, Guy Crépin Enoua, Stéphanie Manhan-Iniangas, Pierre Chalard, Gilles Figuérédo

Green and Sustainable Chemistry Vol.11 No.2，March 11, 2021

DOI: 10.4236/gsc.2021.112005 734 Downloads 2,421 Views Citations
Irvingia Fat Ageing: Study of Chemical Characteristics Related to MIR Spectroscopy (Articles)

Aristide H. W. Nakavoua, Gadet M. Dzondo, Aubin N. Loumouamou, Louis Matos, Gilles Figueredo

Spectral Analysis Review Vol.7 No.1，January 31, 2023

DOI: 10.4236/sar.2023.71001 133 Downloads 540 Views Citations
Impact of Photonic Action on the Hygroscopy of Sweet Potato Starch-Based Bioplastics from Congo (Articles)

Aristide H. W. Nakavoua, Anicet F. Binaki, Emmanuelle S. Ouenadio, Raymond G. Elenga, Vincent Verney

Open Journal of Applied Sciences Vol.12 No.1，January 13, 2022

DOI: 10.4236/ojapps.2022.121004 240 Downloads 1,625 Views Citations
Attempt to Polymerize Cucurbita pepo Oil by Temperature Action and Photolysis (Articles)

Aristide H. W. Nakavoua, Louis Okotaka Ebale, Bertin Mikolo, Vincent Verney, Gilles Figuérédo

Open Journal of Applied Sciences Vol.11 No.3，March 15, 2021

DOI: 10.4236/ojapps.2021.113019 351 Downloads 866 Views Citations
Geochemical and Petrological Insights into the Neoproterozoic Moumba Metabasites: Implications for Crustal Processes in the West Congo Belt (Republic of Congo) (Articles)

Ulrich Verne Matiaba-Bazika, Nelson Lekeba Makamba, Vicky Tendresse Télange Bouénitéla, Nicy Carmelle Bazebizonza Tchiguina, Timothée Miyouna, Florent Boudzoumou

Journal of Geoscience and Environment Protection Vol.12 No.2，February 7, 2024

DOI: 10.4236/gep.2024.122001 197 Downloads 770 Views Citations
Identification of Quinolones/Fluoroquinolones Resistance Genes from Staphylococci Strains Isolated at the University Hospital of Brazzaville, Republic of the Congo (Articles)

Léa Gwladys Gangoue, Faust René Okamba Ondzia, Stech Anomene Eckzechel Nzaou, Fils Landry Mpele, Tarcisse Baloki Ngoulou, Fabien Rock Niama, Rachel Moyen, Etienne Nguimbi

Journal of Biosciences and Medicines Vol.11 No.2，February 13, 2023

DOI: 10.4236/jbm.2023.112003 174 Downloads 735 Views Citations
Soil Seed Bank Characteristics of the Mbe and Nguela Shrub Savannas, and Implications for the Reforestation, Republic of Congo (Articles)

Chauvelin Douh, Christian Moussoumbou, Belvina Chardène Mabengo, Larisa Mbouchi Malonga, Gilbert Nsongola, Tite Miafouna, Aimé Judicaël Mahoua, Saint Fédriche Ndzaï, Félix Koubouana

Open Journal of Ecology Vol.13 No.7，July 10, 2023

DOI: 10.4236/oje.2023.137027 140 Downloads 644 Views Citations
Soil Seed Bank Characteristics in Congolese Rainforests and Implications for Post-Logging Plots Reforestation (Articles)

Chauvelin Douh, Belvina Chardène Mabengo, Jean de Dieu Nzila, Larisa Mbouchi Malonga, Gilbert Nsongola, Jean Joël Loumeto, François Mankessi, Saint Fédriche Ndzaï, Félix Koubouana

Open Journal of Forestry Vol.13 No.3，July 5, 2023

DOI: 10.4236/ojf.2023.133018 175 Downloads 730 Views Citations
Validation of a Digital Dietary Survey Tool (Food Survey) Adapted to Elite Chadian Athletes (Articles)

Allaissem Moyengar, Brahim Boy Otchom, Moussouami Simplice Innocent, Mbainaissem Denis, Mbemba François

International Journal of Intelligence Science Vol.15 No.2，March 31, 2025

DOI: 10.4236/ijis.2025.152004 37 Downloads 205 Views Citations
Analysis of Maximum PowerPoint Tracking (MPPT) Adaptability in Inverters of the Three-Phase Photovoltaic Systems Integrated into the Electrical Grid of Congo-Brazzaville (Articles)

Rostand Martialy Davy Loembe Souamy, Mavie Grace Mimiesse, Brel Levallois Ndzah Yombi, Zonzolo , Guoping Jiang, Wanghong Hua, Xubao Wen

Journal of Power and Energy Engineering Vol.12 No.11，November 29, 2024

DOI: 10.4236/jpee.2024.1211008 52 Downloads 393 Views Citations
Copper-Catalyzed C-C(O)C Bond Cleavage of Monoalkylated β-Diketone: Synthesis of α,β-Unsaturated Ketones (Articles)

Tony Wheellyam Pouambeka, Victor N’goka, Narcisse Nicaise Obaya, Guy Crépin Enoua, Hubert Makomo, Qian Zhan

International Journal of Organic Chemistry Vol.13 No.2，June 13, 2023

DOI: 10.4236/ijoc.2023.132004 208 Downloads 828 Views Citations
Analysis of Flood Risks Upstream from the Imboulou Hydroelectric Dam on the Léfini River, a Tributary of the Right Bank of the Congo River (Articles)

Shyrland Dave Bibi, Jean Armand Paka, Rene Josue Samba, Jean Bienvenu Dinga, Christian Tathy, Ernest Amoussou

Open Journal of Modern Hydrology Vol.13 No.4，October 26, 2023

DOI: 10.4236/ojmh.2023.134015 108 Downloads 444 Views Citations
Anthropogenic Impacts on Fish Populations in Lake Cayo (Republic of Congo, Central Africa) (Articles)

Armel Ibala Zamba, Magloire Boungou, Tenda Hélène Dembe Louvinguila, Victor Mamonekene, Ronick Kombo, Ephraim Kamba, Gad Boukou, Lérège Batiabo Mikembi, Freedom Honest Poaty Ngot, Parisse Akouango

Open Journal of Ecology Vol.10 No.12，December 4, 2020

DOI: 10.4236/oje.2020.1012046 460 Downloads 1,389 Views Citations
Poisson Vector Fields on Weil Bundles (Articles)

Norbert Mahoungou Moukala, Basile Guy Richard Bossoto

Advances in Pure Mathematics Vol.5 No.13，November 9, 2015

DOI: 10.4236/apm.2015.513069 2,677 Downloads 3,559 Views Citations
Diagnosis of Lead Pollution of Surface Waters of a River: Case of the Djiri River in the Republic of Congo (Articles)

Roch Corneille Ngoubou, Jean Bienvenu Dinga, Dominique Nganga

Journal of Water Resource and Protection Vol.13 No.3，March 9, 2021

DOI: 10.4236/jwarp.2021.133010 398 Downloads 1,739 Views Citations
Geochemistry and Petrogenesis of Basic and Ultrabasic Rocks Elogo Complex in Ivindo Archean Block (Congo Craton): Geodynamic Implications (Articles)

Nelson Lekeba Makamba, Vicky Tendresse Télange Bouenitela, Ulrich Verne Matiaba-Bazika, Florent Boudzoumou

Open Journal of Geology Vol.13 No.2，February 10, 2023

DOI: 10.4236/ojg.2023.132006 328 Downloads 1,324 Views Citations
Experimental Study of the Influence of Intrinsic Parameters on the Thermal Reactivity of Sawdust, Polyethylene Terephthalate and Composite (Articles)

Ange Brel Boukongou, Timoléon Andzi Barhé

Journal of Materials Science and Chemical Engineering Vol.12 No.3，March 29, 2024

DOI: 10.4236/msce.2024.123002 108 Downloads 359 Views Citations

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