Publications

2022

  1. J. R. Bogning, R. Njikue, J. P. Ngantcha, H. M. Omanda, & C.T. Djeumen Tchaho, 2022, Probabilities and Probable Solutions of a Modified KdV Type Nonlinear Partial Differential Equation, Asian Research Journal of Mathematics, 18(1), 1-13.
  2. Clovis Taki Djeumen Tchaho, Jean Pierre Ngantcha, Thierry Blanchard Ekogo, Bruno Rodin Mbock Um, Hugues Martial Omanda, Jean Roger Bogning, 2022, Construction of New Surface Wave Solutions of the Modified KdV Equation, Open Journal of Applied Sciences, 12(2), 196-215
  3. Clovis Taki Djeumen Tchaho, Jean Pierre Ngantcha, Hugues Martial Omanda, Bruno Rodin Mbock Um, Thierry Blanchard Ekogo, Jean Roger Bogning, 2022, Sasa-Satsuma’s Dynamical Equation and Optical Solitary Wave Solutions, Optics and Photonics Journal, 12(5), 128-145.
  4. Pouangam Ngalani G, Dzemze Kagho F, Nanseu Njiki CP, Prudent P, JA Ondo, Ngameni E, 2022. Effects of coffee husk and cocoa pods biochar on the chemical properties of an acid soil from West Cameroon. Archives of Agronomy and Soil Science, 1-15. DOI : 10.1080/03650340.2022.2033733
  5. Ley-Fleury ELLA NKOGO⋅Christ Stone Arnaud BOPENGA BOPENGA,⋅Franck Estimé NGOHANG⋅ Line Edwige MENGOME⋅Sophie ABOUGHE ANGONE⋅Prosper EDOU ENGONGA, Phytochemical and Anti-Termite Efficiency Study of Guibourtia tessmanii (harms) J. Léonard (Kévazingo) Bark Extracts from Gabon. J. Korean Wood Sci. Technol. 2022, 50(2): 113-125 https://doi.org/10.5658/WOOD.2022.50.2.113
  6. Abogo Mebale A-J., Massimba Dibama H., Ombouma J.G., Bourobou Y.M., Mefouet Abessolo D.D., Ondo J.A. 2022. Phytochemical constituents and evaluation of total polyphenols and total flavonoids content of the ethanolic extract of Harungana madagascariensis trunk bark from Gabon. IOSR Journal of Applied Chemistry 15 (5) : 1-5.
  7. Ombouma J.G., Abogo Mebale A-J., Mefouet Abessolo D.D., Abessolo Mve O., Mboma R. 2022. Phytochemical screening, total polyphenol and flavonoids content and antiradical activity of methanolic extract of Lannea welwitschii (Hiern) Engl. (Anacardiaceae) from Gabon. International Journal of Biological and Chemical Sciences 16(1): 308-314.
  8. Abogo Mebale A-J., Mefouet Abessolo D.D., Ombouma J.G., Ondo J.A., Allogo Mve J., Menye Biyogo R. 2022. Phytochemical charaterization and antioxidant potential of Raphia hookeri mesocarp from Mebole (Gabon). Journal of Pharmacognosy and Phytochemistry 11(1): 67-70.
  9. N’Negue ép. Mezui-Mbeng MA, Edou Engonga P, Ella Ndong JG, Nguéma Edzang  RW, Mezoukou Malho O (2022). Comparative study of the antiradical activity of different Citrus fruits and Ginger cultivated in Sub-Saharan Africa and in Europe. International Journal of Chemistry Studies, Vol 16 p. 1-7.
  10. Ella Nkogo LF, Bopenga Bopenga CSA, Ngohang FE, Mengome LE, Aboughe Angone S, Edou Engonga P (2022). Phytochemical anti-termite efficiency study of Guibourtia tessmanii (Harms) J. Leonard (Kévazingo) bark extracts from Gabon. Journal of the Korean Wood Science and Technology, Vol 50 (2): 113-125.
  11. N’Negue ép. Mezui-Mbeng MA, Medza D, Edou Engonga P, Ognane Bikoro L, Mengome LE, Engone N, Abougone S (2022). Phytochemical study and evaluation of the antiradical activity of extracts of oleaginous seeds of Panda oleosa and Isolona hexaloba from Gabon. Food and Nutrition Sciences, Vol (13): 165-180.
  12. Medza M’Ella DL, N’Negue ép. Mezui-Mbeng MA, Edou Engonga P,Mengome LE, Engone N and Aboughe-Angone S (2022). Phytochemical study of the extracts of oilseeds of Staudtia kamerunensis var. gabonensis (Warb.) from Gabon and evaluation of their antiradical activity. Scientific Research and Essays.

2021

  1. Clovis Taki Djeumen Tchaho, Hugues Martial Omanda, Gaston N’tchayi Mbourou, Jean Roger Bogning and Timoléon Crépin Kofané, 2021, Higher Order Solitary Wave Solutions of the Standard KdV Equations, Open Journal of Applied Sciences, 11(1), 103-125.
  2. Hugues Martial Omanda, Gaston N’tchayi Mbourou, Clovis Taki Djeumen Tchaho and Jean Roger Bogning, 2021, Kink-Bright solitary wave solutions of the generalized Kuramoto-Sivashinsky equation, Far East Journal of Dynamical Systems, 33(1) 59-80.
  3. Clovis Taki Djeumen Tchaho, Hugues Martial Omanda, Gaston N’tchayi Mbourou, Jean Roger Bogning and Timoléon Crépin Kofané, 2021, Hybrid Dispersive Optical Solitons in Nonlinear Cubic-Quintic-Septic Schrödinger Equation, Optics and Photonics Journal, 11(2), 23-49.
  4. Allogho Mve J, Ondo JA, Mefouet Abessolo DD, Abogo Mebale AJ, Zue Mve M, 2021. Influence of Biochar and Compost on the Fertility of Acid Sandy Soils in Gabon. International Journal of Current Research and Academic Review 9(11), 23-30. DOI : 10.20546/ijcrar.2021.911.004
  5. Mabicka Obame RG, Musadji NY, Ndongo A, Soumaho J, Mouha Edou DL, Abaker Madi G, Ondo JA, Ravire E, Mbina Mounguengui M, 2021. Carbon and nitrogen stocks under various land cover in Gabon. Geoderma Regional 25, e00363. DOI : 10.1016/j.geodrs.2021.e00363
  6. Christophe Leboulanger, Levie Kolanou Biluka , Aimé-Roger Nzigou, Veronique Djuidje Kenmogne, Johann Ludovic Martial Happi, Franck Estime Ngohang , Aminata Spanian Eleng, Norbert Ondo Zue Abaga, Marc Bouvy
  7. Urban inputs of fecal bacteria to the coastal zone of Libreville, Gabon, Central Western Africa. Marine Pollution Bulletin 168 (2021) 112478
  8. Ombouma J.G., Abogo Mebale A-J., Mefouet Abessolo D.D., Abessolo Mve O., Mboma R. 2021. Phytochemical screening, total polyphenol and flavonoids content and antiradical activity of methanolic extract of Annickia chlorantha from Gabon. International Journal of Advanced Research 9(11): 927-931.
  9. Mefouet Abessolo D.D., Abogo Mebale A-J., Ombouma J.G. 2021. Phytochemical composition, total polyphenols and total flavonoids content of aqueous extract of Raphia hookeri mesocarp from Mebole village (Gabon). International Journal of Chemical Studies 9(4):1-5.
  10. Mefouet Abessolo D.D., Abogo Mebale A-J., Menye Biyogo R., Massimba Dibama H., Perez-Sena WY, Leveneur S. 2021. Physicochemical properties, fatty acids and epoxidation reaction of Cucumeropsis edulis seeds oil (Cucurbitaceae) from Gabon. Journal of Agriculture and Sustainability 14(2):1-16.
  11. Mefouet Abessolo D.D., Abogo Mebale A-J, Nsi Akue G, Allogho Mve J, Massimba Dibama H, Ondo JA. 2021. Phytochemical constituents and antioxidant activity of the seeds of Cucumeropsis edulis (Cucurbitaceae) from Momo in Gabon. International Journal of Advanced Research 9(3):827-831.
  12. Mefouet Abessolo DD, Abogo Mebale A-J., Allogho Mve J., Ondo J.A. 2021. Phytochemical characterization, total polyphenols and total flavonoids content of the aqueous extract of the seeds of Cucumeropsis edulis (Cucurbitacea) from Gabon. Journal of Pharmacognosy and Phytochemistry 10(2): 138-141.
  13. Ntougou Assoumou HG, Djoue Digaye A , Nsi Akoue G,  Mbehang Nguéma PP, Edou Engonga P (2021). Study of the antibacterial and antioxidant properties of essential oils of  plants Cymbopognon citrates (Poacceae), Ocimum gratissimum (Lamiacea) and Zingiber officinale (Zingiberaceae) consumed in Gabon. International Journal of Microbiology and Mycology, Vol 12 (3), P. 20-28.

2020

  1. Bédounguindzi WF , Candelier K, Edou Engonga P, Dumarcai S, Thévnon MF and Gérardin P (2020). Antitermite and anti-fungal bio-sourced wood preservation ingredients from Dacryodes edulis (G. Don) H.J Lam resin. Holsforschung, p. 1-9.
  2. Bopenga Bopenga CSA, Meyo Degboevi H, Candelier K, Edou Engonga P, Dumarcay S, Thévénon MF, Gérardin Charbonnier C and Gérardin P (2020). Characterization of extracts from the bark of the Gabon hazel tree (Coula edulis bail) for antioxidant, anti-fungal and anti-termite products. Journal of Renewable Materials DOI: 10. 32604.
  3. Bopenga Bopenga CSA, Edou Engonga P, Dumarcay S and Gérardin P (2020). Relationships between chemical composition and decay durability of Coula edulis Baill as an alternative wood species in Gabon. Wood  Science and Technology, Journal of the International Academy of Wood Science, DOI: 10. 1007.
  4. Ntougou Assoumou HG, Digaye A, Nsi Akoue G,  Mbehang Nguéma PP, Edou Engonga P (2020). Study of the antibacterial and antioxidant properties of essential oils of four Citrus varieties, Citrus sinensis, Citrus reticulate, Citrus limon and Citrus maxima (Rutaceae) consumed in Gabon. Journal of Biodiversity and Environnemental Sciences (JBES), Vol 17 (3), P. 120-128.
  5. Nzé Kamsi L, Mengome LE, Aboughe Angone S, Edou Engonga P (2020). Phytochemical study of Senna occidentalis (L.) Link and Cissus quadrangularis (Linn) of two Gabonese medicinal plants used against Loa Loa filarial. European Scientific Journal, Vol 16 (21) ISSN 1857-7431.

2019

  • Clovis Taki Djeumen Tchaho, Hugues Martial Omanda, Gaston N’tchayi Mbourou, Jean Roger Bogning and Timoléon Crépin Kofané, 2019, Multi-form solitary wave solutions of the KdV-Burgers-Kuramoto equation, Journal of Physics Communications, 3(10) 105013, 1-10.

2018

  1. Adoum Traoré Ndama, Elysée Obame Ndong, Hans Essone Obame & Eloi Jean Jacques Blampain, Electrostatic devices related to pneumatic conveying of powders. A short literature review, Particulate Science and Technology, Taylor & Francis, pp.1-13, ISSN: 0272-6351
  2. Bedounguindzi, W.F., Candelier, K., Edou Engonga, P., Dumarcay, S., Thévenon, M.F., Gerardin P. (2018). Caractérisation chimique et etude des proprieties fongicides et termiticides des fractions volatiles et Lourdes de la résine d’Aucoumea klaineana Pierre du Gabon
  3. Ondo Meye Philippe, Schandorf Cyril, Ondo Ndong Roger (2018). Reader quality control tests, dose algorithm comparison, and signal depletion of optically stimulated luminescence dosimetry systems used for individual monitoring: A case of the dosimetry system of the national individual monitoring service in Gabon, Radiation Protection and Environment, volume 41 issue 2, pp. 88-93.
  4. Ondo Meye Philippe, Schandorf Cyril, Ondo Ndong Roger, Essone Obame Hans (2018). Assessment of the performance characteristics of an optically stimulated luminescence dosimetry system in Gabon, Radiation Protection and Environment, volume 41 issue 2, pp.77-83.
  5. Zué Mvé M., Kouya Biboutou R., Eba F., Njopwouo D., 2018. Kinetic and isotherm studies of Al (III) ions removal from aqueous solution by adsorption onto Coula edulis nut shell activated carbon. Journal of Environment and Earth Science (Accepted).
  6. Ondo-Ndong R., Essone-Obame H., Moussambi Z.H., Koumba N. (2018). Capacitive properties of Zinc Oxide Thin Films by radiofrequency Magnetron sputtering, Journal of Theorecal and applied Physics, 12 (4), pp.309-317,
  7. Ondo-Ndong Roger, Omanda Hugues, Gnanga Honoré and Moussambi Hermance (2018). Effect of Sputter on Zinc Oxide Thin Films deposed by r.f Magnetron Sputtering, International Journal of innovation and Applied Studies, volume 24, pp. 1284-1298.
  8. C. T. Djeumen Tchaho, H. M. Omanda, D. Belobo Belobo, 2018, Hybrid solitary waves for the generalized Kuramoto-Sivashinsky equation, The European Physical Journal Plus, 133(9), 387, 1-8.
  9. Abogo Mebale A-J. 2018. Contribution à l’étude chimique de boissons artisanales: cas du vin de canne à sucre. Production scientifique au Gabon: tentative de réponse aux questionnements sociaux. Editions Publibook.  223-231.

2017

  1. Bedounguindzi, W.F., Edou Engonga, P., Candelier, K.,Mewomo, Thévenon, M.F., Gerardin, P. Activité antitermite des huiles essentielles des resins de Canarium Schweinfurthii, Dacryodes buettneri et Aucoumea klaineana Pierre du Gabon sur Réticulitermes flavipes,
  2. Ondo J.A., Eba F., Moussambi Membetsi H.Z., Menye Biyogo R., Ndzoungou D., 2017. Soil solution aluminum, and nutrient and aluminum uptake in Hibiscus sabdariffa under nitrogen and phosphorous fertilizers. Communications in Soil Science and Plant Analysis 48, 1636-1645.
  3. Ondo J.A., Eba F., Mayaka J.L., Mboukou Dangui L.E., Obame C., 2017. Effect of Chicken Manure Compost and Okume Wood Biochar on Acid Soil and Amaranthus cruentus. European Journal of Applied Sciences 9, 279-286.
  4. Ondo-Ndong R., Essone-Obame H., Koumba N. (2017). Electrical Performance of Zinc Oxide Thin Films Transistors, Journal of Nano and Electronic Physic, 9 (6), pp. 06002-1 à 06002-5.

2016

  1. Essone Obame Hans, El Abdi Rochdi, Benjemâa Noureddine, Carvou Erwann, Plug-in connectors aging and in situ diagnostic tool for force measurement implementation, The Romanian Review Precision Mechanics, Optics & Mechatronics, 2016, Issue 49
  2. Ondo J.A., Bissielou Koumba A, Ngou Akué N, Ngodoua E.R., Menye Biyogo R., 2016. Aluminum Bioavailable and Nutrient and Aluminum Uptake in Hibiscus sabdariffa under Effect of gypsum Fertilization. American Chemical Science Journal 9, 1-9.
  3. Zué Mvé M., Makani T., Eba F., 2016. Removal of Mn (II) from aqueous solutions by Activated Carbons prepared from Coula Edulis nut Shell. Journal of Environmental Science and Technology 9, 226-237.
  4. Zué Mvé M., Makani T., Anguilé J.J., Eba F., 2016. Batch study on the removal of Humic Substances in aqueous solutions by adsorption using Coula edulis nut shell activated carbon as adsorbent. Journal of Chemical and Pharmaceutical Research 8, 43-55.
  5. J. R. Bogning, C. T. Djeumen Tchaho and H. M. Omanda, 2016, Combined Solitary Wave Solutions in Higher-order Effects Optical Fibers, British Journal of Mathematics & Computer Science, 13(3), 1-12.

2015

  1. El Mossouess Sofiane, Benjemaa Nourredine, Carvou Erwann, Doublet Laurent, Rodari Thierry, El Abdi Rochdi, Essone Obame Hans, Analysis of temporal and spatial contact voltage fluctuation during fretting in automotive connectors, Proceedings of the 60thIEEE Holm Conference on Electrical Contacts, New Orleans, Louisiana, USA, 2015
  2. Fontaine G., Ngohang F.E., Gay L., Bourbigot S., 2015. Investigation of the Contribution to Fire of Electrical Cable by a Revisited Mass Loss Cone. Fire Science and Technology DOI 10.1007/978-981-10-0376-9_70.
  3. Ngohang F.E., Fontaine G., Gay L., Bourbigot S., 2015. Smoke composition using MLC/FTIR/ELPI: Application to flame retarded ethylene vinyl acetate. Polymer Degradation and Stability 115, 89 – 109.
  4. Ondo-Ndong R., Moussambi H.Z., Gnanga H., Giani A., Foucaran A. (2015). Optical properties of ZnO thin films deposed by RF magnetron, International Journal of Physical Sciences 10 (5): 173-181.
  5. Ondo-Ndong R., Gnanga H., Giani A. and Foucaran A. (2015). Anemometer based on Peltier effect deposed by flash evaporation. International Journal of Advanced Research in  Electrical, Electronics and Instrumentation Engineering, Vol. 4, Issue 1, 42-49.
  6. R. Ondo-Ndong, H. M. Omanda, H. Gnanga, B. Sorli, A. Foucaran, 2015, Characterization Of Microwave Obtained Zno Thin Films By RF Magnetron Sputtering, International Journal of Scientific & Technology Research, 4(2), 87-91.
  7. R. Ondo-Ndong, Z. H. Moussambi Membetsi, H. Gnanga, H. M. Omanda and A. Foucaran, 2015, Microwave Analysis and Electrical Properties of ZnO thin Films Prepared by RF Magnetron Sputtering, International Journal of Science and Research, 4(1), 1828-1833.
  8. J. R. Bogning, K. Porsezian, G. Fautso Kuiaté, H. M. Omanda, 2015, Gap Solitary Pulses Induced by the Modulational Instability and Discrete Effects in Array of Inhomogeneous Optical Fibers, Physics Journal of American Institute of Science, 1(3), 216-224.
  9. J. R. Bogning, G. Fautso Kuiaté, H. M. Omanda, C. T. Djeumen Tchaho, 2015, Combined Peakons and Multiple-Peak Solutions of the Camassa- Holm and Modified KdV Equations and Their Conditions of Obtention, Physics Journal of American Institute of Science, 1(3), 367-374.

2014

  1. Abogo Mebale A-J., Ondo Ndong R., Ondo Azi A.S., Ekome Nguema M., Suebang F.C., Ondo J.A., Eba F. 2014.Origin of some chemical compounds of a sugarcane wine of Saccharum officinarum Linn from Centreville, Gabon. IOSR Journal of Environmental Science, Toxicology and Food Technology 8(11): 70-72.
  2. Abogo Mebale A-J., Ondo Ndong R., Ntsame Affane A.L., Omanda H.M., Nziengui P.P., Menye Biyogo R. and Ondo J.A. 2014. Assessment of metal content in leafy vegetables sold in markets of Libreville, Gabon. International Journal of Current Research and Review 6(1): 28-33.
  3. Abogo Mebale A., Ondo Ndong R., Ntsame Affane A.L., Omanda H.M., Nziengui P.P., Menye Biyogo R., Ondo J.A., 2014. Assessment of metal content in leafy vegetables sold in markets of Libreville, Gabon. International Journal of Current Research and Review 6, 28-33.
  4. Essone Obame Hans, Carvou Erwann Effect of contact force and velocity on copper sliding contact under inductive arcing, The 28th  International Conference on Electrical Contacts ICEC, Dresden, Germany, 2014
  5. Gnanga Honoré, Moussambi Membetsi Zita H., Ondo Ndong Roger, Omanda Hugues M., Salloum Zaynab. (2014). Predictive Capabilities of Cubic Turbulence Model in the Square Duct. International Journal of Electrical Engineering, Volume 7, Number 2: 185-195.
  6. Gnanga Honoré Moussambi Membetsi, Zita H., Ondo Ndong Roger, Omanda Hugues M., Salloum Zaynab. (2014). CFD of a Cubic Eddy-Viscosity Turbulence Model in the Square Duct. International Journal of Dynamics of Fluids, Volume 10, Number 1: 21-35.
  7. Ngohang F.E., Fontaine G., Gay L., Bourbigot S., 2014. Revisited investigation of fire behavior of ethylene vinyl acetate/aluminum trihydroxide using a combination of mass loss cone, Fourier transform infrared spectroscopy and electrical low pressure impactor.  Polymer Degradation and Stability 106, 26-35.
  8. Ntsame Affane A.L., Adzibe Etoughe N., Omanda H.M., Abogo Mebale A.J., R. Ondo Ndong, Ondo J.A., 2014.  Improvement of tropical soils fertility by amendment with organic and mineral fertilizers. International Journal of Farming and Allied Sciences 3, 112-116.
  9. Omanda H.M., Ondo Ndong R., Moussambi Membetsi Z.H., Gnanga H., Eya’a-Mvongbote A., Brousse T. and Schleich D.M. (2014). Surveying of Electrochemical and Thermal Properties of Lithium Ion Batteries Cathode Materials Coated by Al2O3 and ZrO2 using Sol-Gel Method, The International Journal of Engineering and Science, vol.3 issue 1:11-16.
  10. H. M. Omanda, H. Gnanga, P. Soulounganga, R. Ondo Ndong, A. Eya’a-Mvongbote, Z.H. Moussambi Membetsi And Alain Bulou, Raman Scattering Study of La(2/3-x)Li3x[](1/3-2x)TiO3 : Relationship between Spectra Parameters and Amount of Lithium, International Journal of Engineering Research & Technology 3(01), 3476-3481.
  11. Ondo J.A., P. Prudent, Massiani C., Höhener P., Renault P., 2014. Effects of agricultural practices on properties and metal content in urban garden soils in a tropical metropolitan area. Journal of the Serbian Chemical Society 79, 101-112.
  12. Ondo-Ndong Roger, Martial Omanda Hugues, Eya’a Mvongbote Arsène, Giani Alain and Foucaran Alain. (2014). X-ray analysis of the influence of substrate temperature on the crystalline structure of ZnO thin films grow by rf magnetron sputtering. International Journal of Research and Reviews in Applied Sciences, Vol 21 Issue3: 98-102. 
  13. Prudent P., Ondo Ndong R., Abogo Mebale A.J., Vassalo L., Demelas C., Mewono L., Ondo J.A., 2014. Metal Accumulation in Amaranthus cruentus Cultivated on Different Systems of Tropical Urban Gardens. Journal of Academia and Industrial Research 2, 480-486.
  14. Simon N., Charrier G., Gonçalves A.M., Aureau D., Gautier P., Ndjeri M., Etcheberry A. (2014). Direct amination of diamond surfaces by electroless treatment in liquid ammonia solution, Electrochemistry Communications, Volume 42, pp. 17-20.

2013

  1. Abogo Mebale A.J., Suebang F.C., Ondo Azi A.S., Yemelong J.N., Ondo J.A., Nsi Emvo E., Eba F., 2013. Chemical composition of a standard sugarcane wine of Saccharum officinarum Linn from Woleu-Ntem, Gabon. Journal of Agriculture and Sustainability 3, 216-222.
  2. Abogo Mebale A.J., Maggiani A., Ondo Ndong R., Buntinx G., Ondo J.A., Gnanga H., Samat A., 2013. Spectrokinetic studies of two 6,6a-dihydrochromeno(3,4-b) chromene derivatives, Chemical and Process Engineering Research 8, 1-5.
  3. Abogo Mebale A.J., Ondo Azi A.S., Ndong Nlo J., Massimba Dibama H., Ondo J.A., Menye Biyogo R. 2013. Phytochemical constituents of Uapaca le-testuana (A. Chev.) extracts from Gabon. Journal of Research in Biochemistry 1, 106-109.
  4. Abogo Mebale A.J., Massimba Dibama H., Ntsame Affane A.L., Moumbangou Nzigou S., Ndoume Ollame J., Ondo J.A., Eba F., 2013. Phytochemical analyses of aqueous extracts of two medicinal plants from Gabon: Pseudospondias longifolia and Antrocaryon klaineanum. Journal of Natural Sciences Research 3, 175-177.
  5. Abogo Mebale A-J., Maggiani A. and Samat André. 2013. Synthesis of 3-methoxy-6phenyl-6,6a-dihydro-[1] benzopyrano-[3, 4b][1] benzopyran. IOSR Journal of Applied Chemistry 4(6), 27-30.
  6. Eba F., Ndong Nlo J., Ondo J.A., Andeme Eyi P., Nsi–Emvo E., 2013. Batch experiments on the removal of U(VI) ions in aqueous solutions by adsorption onto a natural clay surface. Journal of Environment and Earth Science 3, 11-23.
  7. El Bekri T., Chaabane L., BenJemaa N., Carvou E., Essone Obame H.,  Etude des arcs électriques à l’ouverture et de la résistance de contact pour des contacts AgNi dans leurs appareillages, XI Colloque sur les Arcs Electriques , Toulouse, 2013
  8. Essone Obame H., El Abdi R., Carvou E., Benjemâa N., Cousin B., Cretinon L., New technique for direct contact parameter measurements in pcb connectors, The Romanian Review Precision Mechanics, Optics & Mechatronics, 2013, No. 43
  9. Essone Obame H., Cousin B., El Abdi R., Ben Jemâa N. and Carvou E. Implementation of a diagnostic tool for semi permanent electrical contacts for a direct contact force measurement, Proceedings of the 59thIEEE Holm Conference on Electrical Contacts, Newport, Rhode Island, USA, 2013
  10. Essone Obame H., Carvou Erwann, Ben Jemaa Noureddine, Rivenc Jean, Gautherot Christophe, Etude expérimentale des arcs de coupures dans les relais de puissance en courant continu: effet de la double coupure, de l’atmosphère et du champ magnétique, XI Colloque sur les Arcs Electriques, Toulouse, France, 2013
  11. Fotio D., Simon S., Ondo J.A., Mfopou Mewouo Y.C., Nguefack J., Njomgang R., Nguéguim M., Feujio Téguefouet P., 2013. Impacts of land use on soil microbial biomass and soil organic status in Western Cameroon. Journal of Biology, Agriculture and Healthcare 3, 99-111.
  12. Gueu S., Ndong Nlo J., Eba F., Ondo J.A., Yao B.K., 2013. Adsorption tests of humic substances on raw clay from Bikougou (Gabon). Journal of Environment and Earth Science 3, 41-47.
  13. Ndjeri M., Pensel A., Peulon S., Haldys V., Desmaazières B., Chaussé A. (2013). Degradation of glyphosate and AMPA (amino methylphosphonic acid) solution by thin films of birnessite electrodeposited: A new design of material for remediation processes, Colloids and Surfaces A: Physicochemical and engineering Aspects, Volume 435 (20), pp. 154-169.
  14. Ndong Nlo J., Eba F., Njopwouo D., Beh S.D., Ondo J.A., 2013. Elimination of Cu (II) and Zn (II) ions in mono-element and the bi-element aqueous solutions by adsorption on natural clay of Bikougou (Gabon). African Journal of Environmental Science and Technology 7, 1001-1017.
  15. Ondo J.A., Menye Biyogo R., Eba F., Prudent P., Fotio D., Ollui‐Mboulou M., Omva-Zue J., 2013. Accumulation of soil‐borne aluminium, iron, manganese and zinc in plants cultivated in the region of Moanda (Gabon) and nutritional characteristics of the edible parts harvested. Journal of the Science of Food and Agriculture 93, 2549-2555.
  16. Ondo J.A., P. Prudent, Massiani C., Menye Biyogo R., Domeizel M., Rabier J., Eba F., 2013. Impact of urban gardening in equatorial zone on soils and metal transfer to vegetables. Journal of the Serbian Chemical Society 78, 1045-1053.
  17. Ondo Ndong R., Gnanga H., Ondo J.A., Foucaran A., 2013. Modelling, simulation and characterization ZnO piezoelectric thin films for FBAR. International Journal of Engineering Research & Technology 2, 179-185.
  18. Ondo Ndong Roger, Martial Omanda Hugues, Soulounganga Patrice, Giani Alain, Sorli Brice,  Foucaran Alain (2013). Effect of target to substrate distance on the properties of rf magnetron sputtered ZnO thin films. International Journal of Research and Reviews in Applied Sciences, 17(1): 122-126.
  19. Ondo Ndong Roger, Sorli Brice, Giani Alain, Foucaran Alain (2013). Film bulk acoustic resonator based on zinc oxide thin film. Advances in Physics Theories and Applications, Vol.23, 2013: 31-35.
  20. Ondo Ndong R, Abogo Mebale A-J., Omanda H.M., Moussambi Z.H., Gnanga H., Eya’a  Mvongbote A., Foucaran A. (2013). The Effect of the Oxygen Concentration on the Zinc Oxide Films Properties Deposited by Magnetron Sputtering. Journal of Information Engineering and Applications 3(10): 62-69.
  21. Ondo Ndong Roger, Gnanga Honoré, Ondo Jean Aubin, Foucaran Alain (2013). Modeling, Simulation and Characterization ZnO Piezoelectric Thin Films for FBAR.  International Journal of Engineering Research & Technology, Vol. 2 Issue 12: 179-185.
  22. Ondo-Ndong R., Omanda H. M., Moussambi Z. H., Eya’a Mvongbote A., Gnanga H., Abogo Mebale A.J., Foucaran A. (2013). Piezoelectric ZnO thin films by rf magnetron, The International Journal of Engineering and Science, vol.2 issue 12:58-64.
  23. H. M. Omanda, R. Ondo Ndong, A Eya’a-Mvongbote, Z.H. Moussambi Membetsi, H. Gnanga, T. Brousse and D.M. Schleich, 2013, Modifying of LiNi0.8Co0.2O2 Cathode Material by Chemical Vapor Deposition Coating to Improve Thermal Stability, Journal of Chemistry and Materials Research 3 (12), 59-66.

2012

  1. Abogo Mebale A-J., Maggiani A., Ondo J.A., Menye Biyogo R., Samat A. 2012. Synthesis and chemical shifts of five new rotenoids. Chemistry and Materials Research 2(7): 83-86.
  2. Abogo Mebale A-J., Maggiani A. and Brun P. 2006. 1H and 13C chemical shifts for some 6,6a-dihydrochromeno(3,4-b)chromene derivatives. Magnetic Resonance in Chemistry, 44, 892-894.
  3. Eba F., Ndong Nlo J., Moussambi Membetsi Z.H., Ondo J.A., Kouya Biboutou R., Edou Engonga P., 2012. Isothermal and Kinetic Studies of Simultaneous Removal of Mn (II) and Pb (II) Ions in Aqueous Solution by Adsorption onto Clay from Bikougou Deposit (Gabon). International Journal of Chemical Technology 4, 1-16.
  4. Essone-Obame H., Cretinon L., Cousin B., El Abdi R., Ben Jemâa N., Carvou E., Investigation on friction coefficient evolution for thin-gold layer contacts, The 27th International Conference on Electrical Contacts and the 4thInternational conference on Reliability of Electric Product and Electric Contacts – ICEC-ICREPEC, Beijing, 2012
  5. Höhener P., Ondo J.A., Prudent P., 2012. Modeling of liming in acid agricultural soils of Libreville (Gabon). Journal of Environment and Earth Science 2, 32-38.
  6. Ondo J.A., P. Prudent, Menye Biyogo R., Rabier J., Eba F., Domeizel M., 2012. Translocation of metals in two leafy vegetables grown in urban gardens of Ntoum, Gabon. African Journal of Agricultural Research 7, 5621-5627.
  7. Ondo J.A., Eba F., Menye Biyogo R., Louembe L.G., Abogo Mebale A.J., 2012. Assessment of Fe(II), Fe(III) and Al(III) in a mineralogical profile of Gabonese soil. Journal of Natural Sciences Research 2, 108-113.
  8. Ondo J.A., Menye Biyogo R., Abogo Mebale A.J., Eba F., 2012. Pot experiment of the uptake of metals by Amaranthus cruentus grown in artificially doped soils by copper and zinc. Food Science and Quality Management 9, 28-33.
  9. Ondo J.A., P. Prudent, Menye Biyogo R., M Domeizel, Vassalo L., Eba F., 2012. Effects of Cu and Zn Supplementation on Metal Uptake by Hibiscus sabdariffa. Research Journal of Chemical Sciences, 2, 45-50.
  10. Ondo J.A., Menye Biyogo R., Ollui Mboulou M., Eba F., Omva Zue J., 2012. Macro-nutrients in edible parts of food crops in the region of Moanda, Gabon. Agricultural Sciences 3, 697-701.

2011

  1. Abdoulatif Fatouma, Mohamed Nabil, Edou Prosper, Ali Adwa, Djama Samatar, Obame Louis-Clément, Bassolé Ismael and Dicko Mamoudou, Antimicrobial and antioxidant activities of essential oil and methanol extract of Matricaria chamomilla L. from Djibouti, Journal of Medicinal Plants Research Vol. 5(9), 4 May, 2011. ISSN 1996-0875 Academic Journals 2011. Pp.1512-1517
  2. Brunschwig, C., Moussavou W., and Blin J., Use of bioethanol for biodiesel production. Progress in Energy and Combustion Science, 2011. 38(2): p. 283-301.
  3. Eba F., Ondo J.A., Gueu S., Ndong Nlo J., Kouya Biboutou R., Yao B.K., 2011. Treatment of aqueous solution of lead content by using natural mixture of kaolinite-albite-montmorillonite-illite clay. Journal of Applied Sciences 11, 2536-2545.
  4. Eba F., Nkoumbou C., Ondo J.A., Omva-zue J., Yvon J., Njopwouo D., 2011. Mineralogical and physicochemical characterization of clay from Bikougou (Gabon). Annales de la Faculté des Sciences de l’Université de Yaoundé I, Série Chimie 38, 45-56.
  5. Eba F., Ndong Nlo J., Moussambi Membetsi Z.H., Ondo J.A., Kouya Biboutou R., Edou Engonga P., 2011. Isothermal and kinetic studies of simultaneous removal of Mn (II) and Pb(II) ions in aqueous solution by adsorption onto clay from Bikougou deposit (Gabon). International Journal of Chemical Technology 4, 1-16.
  6. F. Eba, J.Ndong Nlo, R. Kouya Biboutou, R. Menye Biyogo, P. Edou Engonga, H. Reonignaud, B.S. Oboyo, B.C. Removal of Pb (II) in aqueous solution using acid activated carbons prepared from Cola edulis schell (Alocaceae), Pentaclethra African Journal of Pure Applied Chemistry Vol. 5(8), August 2011. ISSN 1996-pp.245-254,
  7. Edou Engonga Prosper, Fatouma M. Abdoul-Latif, Louis-Clément Obame, Ludovic Mewono and Huguette Agnaniet. Volatile constituents of Canarium schweinfurthii Engl. Essential oil from Gabon, International Journal of AgriScience (ISSN: 2228-6322), December 2011.
  8. Ghadban, A., Albertin, L., Condamine, E., Moussavou Mounguengui, R. W., Heyraud, A., NMR and MS study of the formation of β-D-glucopyranosylamine uronic acid in aqueous solution. Canadian Journal of Chemistry, 2011. 89(8): p. 987-1000.
  9. Ghadban, A., Albertin, L., Moussavou Mounguengui, R. W., Peruchon, A., Heyraud, A., Synthesis of β-d-glucopyranuronosylamine in aqueous solution: kinetic study and synthetic potential. Carbohydrate research, 2011. 346(15): p. 2384-2393.
  10. Moussavou Mounguengui, R.W., Brunschwig, C., Villeneuve, P., Blin, J., Screening de l’activité lipasique dans des extraits végétaux de la biomasse burkinabé pour la synthèse d’esters éthylique d’huile végétale (EEHV), in 6èmes Journées Scientifiques, 2iE, Editor. 2011: Ouagadougou/Burkina Faso. p. 6.
  11. Ndjeri M., Peulon S., Bach S., Chaussé A. (2011). Studies on the reduction of birnessite thin layers: Influence of medium, Electrochemical Acta, Volume 56, issue 24, pp. 8564-8570.
  12. Ndjeri M., Peulon S., Schlegel M.L., Chaussé A. (2011). In situ grazing-incidence X-ray diffraction during electrodeposition of birnessite thin films: Identification of solid precursors, Electrochemistry Communications, Volume 13, issue 5, pp. 491-494.

2010

  1. Eba F., S. Gueu, Eya’A-Mvongbote A., Ondo J.A., Yao B.K., Ndong Nlo J., Kouya Biboutou R., 2010. Evaluation of the absorption capacity of the natural clay from Bikougou (Gabon) to remove Mn (II) from aqueous solution. International Journal of Engineering Science and Technology 2, 5001-5016.
  2. Essone-Obame H., Cretinon L., Ben Jemâa N., El Abdi R., Carvou E., Mesure des paramètres d’insertion lors de vieillissements mécaniques des connecteurs semi-permanents, Connector Conference IMAPS, Paris, 2010
  3. Koudou Jean, Edou Prosper, Obame Louis-Clément,  Bassolé Ismael,  Figueredo Gilles, Agnaniet Huguette, Traoré Alfred S. and Chalchat Jean-Claude, Volatile components and antimicrobial properties of Dacryodes edulis G. Don from Gabon. Journal of Applied Sciences Vol.8 (19), Asian Network for Scientific information 2008. pp. 3532-3535

2009

  1. Essone-Obame H., Cretinon L., El Abdi R., Ben Jemâa N. and Carvou E., Spring stiffness investigation for long life time connector, Proceedings of the 55thIEEE Holm Conference on Electrical Contacts, Vancouver, 2009
  2. Koudou Jean, Obame Louis-Clément, Edou Prosper, Bassolé Ismael, Eba François, Figueredo Gilles,  Traoré Alfred S. and Chalchat Jean-Claude, Volatile constituents and antioxidant and antibacterial properties of Daniella Klaine Pierre ex A. Chev. Essential oil. African Journal of Pharmacy vol.3 (6), June 2009.pp. 323-326
  3. Koudou Jean, Obame Louis-Clément, Kumulungui Brice S., Edou Prosper, Figueredo Gilles, Chalchat Jean-Claude and Traoré Alfred S., Volatile constituents and antioxidant  activities of Aucoumea Klaineana Pierre essential oil, African Journal of Pharmacy vol.3 (6), June 2009

2007

  1. Eba F., Ondo J.A., Emané Mba S., Ollui-Mboulou M., Omva-Zue J., 2007. Taux de manganèse accumulé par quelques plantes vivrières cultivées dans la région manganésifère de Moanda (Gabon). Journal de la Société Ouest-Africaine de Chimie 23, 75-79.
  2. Obame Louis-Clément, Koudou Jean, Chalchat Jean-Claude, Bassolé Ismael, Edou Prosper, Ouattara Aboubakar S. and Traoré Alfred S., Volatile components, antioxidant and antibacterial activities of Dacryodes buettneri H.J. Lam. Essential oil from Gabon, Scientific Research and Essay vol.2 (11), pp. 491-495, November 2007
  3. Obame Louis-Clément, Koudou Jean, Kumulungui Brice S., Bassolé Ismael, Edou Prosper, Ouattara Aboubakar S. and Traoré Alfred S., Antioxidant and antimicrobial activities of Canarium schweinfurthii Engl. Essential oil from Centrafrican Republic, African journal of Biotechnology vol.6 (20) 18 october 2007, pp. 2319-2323

2004

  1. H. Omanda, T. Brousse, C. Marhic, DM. Schleich, 2004, Improvement of the Thermal Stability of LiNi0.8Co0.2O2 Cathode by a SiOx Protective Coating, Journal of the Electrochemical Society, 151(6), A922

2003

  1. Ondo-Ndong R., Ferblantier G., Pascal-delannoy F., Boyer A., Foucaran A. (2003). Electrical properties of zinc oxides sputtered thin films. Microelectronics journal 34: 1087-1092.
  2. Ondo-Ndong R., Ferblantier G., al Kalfioui M., Boyer A., Foucaran A. (2003). Properties of rf magnetron sputtering zinc oxide thin films. Journal of crystal growth 255: 130-135.
  3. Ondo-Ndong R., Pascal-Delannoy F., Boyer A., Giani A., Foucaran A. (2003). Structural properties of zinc oxides thin films prepared by rf magnetron sputtering. Materials sciences and engineering B97: 68-73.

2002

  1. H. Omanda, T. Brousse, DM. Schleich, 2002, Limitation af Cathode Electrolyte Reaction in Lithium Ion Batteries, New Trends in Intercalation Compounds for Energy Storage, Springer, Dordrecht, 483-487

2000

  1. Edou Engonga P., Marchetti V., Tekely P., Gérardin P. and Loubinoux B. (2000), Grafting of perfluoroalkyl chains onto wood using blocked isocyanates, Journal of Fluorine Chemistry, pp. 19-25
  2. Edou Engonga P., Schneider R., Gérardin P. and Loubinoux B., Preparation and dimensional stability of wood grafted with alkyl chains, Holz als Roh-und Werkstoff, pp. 284-286

1998

  1. Edou Engonga P., Schneider R., Gérardin P. and Loubinoux B. (1998), Chemical Modification of Wood with Perfluoroalkyl Ethanol and 4,4’-Diphenylmethane Diisocyanate, Holzforschung, p.52