Publications (188)
ARTICLE
Preparation and Characterization of Two Modified Laterite Soils for Arsenic Removal in Aqueous Solutions: Efficiency and Kinetic Modelling
Rasmane Tiendrébéogo, Yacouba Sanou, Raymond Kaboré, Samuel Paré, and Aboubacar SenouConsumption of arsenic-contaminated water is the cause of major problems such as melanosis, hyperkeratosis and cancer. To mitigate this pollution, this study was carried out using analytical methods to prepare chemically treated laterite (TL) and chemically doped laterite with ferrihydrite (DL)....
ARTICLE
A cost-benefit analysis of ecosystem services from restoring degraded soils to forest ecosystems in the Sahel
Sibiry Albert Kaboré, Emmanuelle Quillérou, Stéphanie Maiga-Yaleu, Maguette Kairé, Ibrahim Bouzou Moussa, Oumarou Malam Issa, Damien Hauswirth, Hassan Bismarck NacroTechniques of degraded ecosystems restoration in the Sahel have largely contributed to slowing down desertification
process. However, they are often very costly, requiring important manpower and financial resources. The
economic benefits of such cases of land restoration are under-documented,...
ARTICLE
Anti-Diabetic Activities of the Extracts from Euphorbia hirtaL. (Euphorbiaceae) Specie found in Burkina Faso Using α-Glucosidase Inhibitor
Yssouf Karanga, Têeda Hamidou Ganamé, Wende-Konté Hazael Conania Nikiema and Issa TapsobaEuphorbia hirta L. is an herbaceous plant used in traditional medicine to treat several diseases. In the present work, different fractions of Euphorbia hirta L. hydroalcoholic extract were investigated for their anti-diabetic properties on α-glucosidase’s inhibition activities. Chemical...
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Synthesis, structure and Hirshfeld surface analysis of 2-oxo-2H-chromen-4-yl pentanoate
Valentin Bationo, Konan René Kambo, Charles Bavouma Sombié, Rasmané Semdé, Pierre Francotte and Abdoulaye DjandéIn the title compound, C14H14O4, the dihedral angle between the coumarin ring system (r.m.s deviation = 0.016 Å) and the pentanoate ring is 36.26 (8)°. A short intramolecular CH. . .O contact of 2.40 Å is observed. Hirshfeld surface analysis reveals that 46.1% of the intermolecular...
ARTICLE
2-Oxo-2H-chromen-4-yl 3,3-dimethylbutanoate
Valentin Bationo, Eric Ziki, Charles Bavouma Sombié, Rasmané Semdé and Abdoulaye DjandéIn the crystal of the title compound, C15H16O4, the molecules are connected through C—H•••O hydrogen bonds, generating [100] chains, which are crosslinked by weak – stacking interactions.
COMMUNICATION
Etude théorique, synthèse et caractérisation d’un dérivé bioactif de la coumarine
Youssoufou BakouanRésumé : Ce travail porte sur l’étude théorique de la réaction de C-acylation de la 4- hydroxycoumarine par addition du chlorure de 4-méthylbenzoyle. En effet, il s’agit d’évaluer cette réaction d’acylation sur le plan thermodynamique, de réaliser expérimentalement la...
ARTICLE
Preparation and Characterization of Ferrihydrite: Application in Arsenic Removal from Aqueous Solutions.
Rasmane Tiendrébéogo, Yacouba Sanou, Samuel Paré, Aboubacar SenouArsenic pollution is a public health hazard in Burkina Faso due to its impact on human health and water resources. To mitigate this pollution, ferrihydrite material has been synthesized and characterized to be used as adsorbent for arsenic removal in aqueous solutions. This study aimed to...
ARTICLE
The Removal of As(III) Using a Natural Laterite Fixed-Bed Column Intercalated with Activated Carbon: Solving the Clogging Problem to Achieve Better Performance
Régie Dimanche Ouedraogo , Corneille Bakouan , Abdoul Karim Sakira , Brahima Sorgho , Boubié Guel ,* , Touridomon Issa Somé , Anne-Lise Hantson , Eric Ziemons , Dominique Mertens , Philippe Hubert and Jean-Michel KauffmannNatural laterite fixed-bed columns intercalated with two types of layers (inert materials, such as fine sand and gravel, and adsorbent materials, such as activated carbon prepared from Balanites aegyptiaca (BA-AC)) were used for As(III) removal from an aqueous solution. Investigations were...
ARTICLE
The Removal of As(III) Using a Natural Laterite Fixed-Bed Column Intercalated with Activated Carbon: Solving the Clogging Problem to Achieve Better Performance
Régie Dimanche Ouedraogo, Corneille Bakouan, Abdoul Karim Sakira, Brahima Sorgho, Boubié Guel, Touridomon Issa Somé, Anne-Lise Hantson, Eric Ziemons, Dominique Mertens, Philippe HubertAbstract: Natural laterite fixed-bed columns intercalated with two types of layers (inert materials,
such as fine sand and gravel, and adsorbent materials, such as activated carbon prepared from
Balanites aegyptiaca (BA-AC)) were used for As(III) removal from an aqueous solution....
ARTICLE
Synthesis, Spectroscopic Characterization, X-ray Structural Analysis and Theoretical Calculations of an Ester Derivative of the Coumarin Scaffold: (Coumarin-6-yl)-4-tert-Butylbenzoate
Honoré Kouadio Yao, Koulabiga Zakaria, Akoun Abou, Abdoulaye Djandé, Michel Giorgi, Olivier OuariThe title compound, C20H18O4 (I), was synthesized by O-acylation of 6-hydroxycoumarin with 4-tert-butylbenzoyl chloride. The compound was characterized with ESI-MS, FT-IR, 1H and 13C NMR spectroscopic analysis. Furthermore the single crystal X-ray structure obtained has C2/c space group and...
ARTICLE
Study of the Efficiency of Two Clays Soils for Cyanide Removal in Water: Kinetic and Equilibrium Modelling
Raymond KABORE, Yacouba SANOU, Adama KONATE, Samuel PAREIn Burkina Faso, water resources in mining area are sometime polluted by cyanide. To mitigate this pollution, clays have been collected in Kaya and Koro and used as adsorbents to remove cyanide in waters. Experiments have been carried out using batch adsorption with synthetic cyanide solutions....
ARTICLE
The Effect of Spray Testing Condition on the Corrosion Performance of Hydrothermally Sealed Anodic Oxide on a 5005 Aluminum Alloy: Comparison between Neutral Salt Spray, Acetic Salt Spray and Prohesion Testing Methods
Tambi Ramdé,Michele Fedel and Stefano RossiIn this work, the output of different accelerated tests on anodic aluminum oxide (AAO) coatings developed on AA5005 aluminum alloy (sulfuric acid bath and hydrothermal sealing) has been investigated. In particular, three corrosion testing methods, namely neutral salt spray test (NSS), acetic...
ARTICLE
Quality characteristics and thermal behavior diversity of traditional crude shea (Vitellaria paradoxa Gaertn) butter from Burkina Faso
Bertrand W. F. Goumbri Roland Marini Djang’eing’a, Rasmané Semdé Ange Mouithys-Mickalad Abdoul Karim Sakira , Gérard B. Josias Yaméogo Touridomon Issa Somé Sabine DanthineThe aim of this study was to establish a comparative analysis of the physicochemical and the thermal behavior
(solid fat content (SFC) by p-NMR, and by differential scanning calorimetry (DSC) of shea butter (SB) from Burkina
Faso, related to different traditional extraction processes....
ARTICLE
Manufacture of Industrial refractory crucibles based on clays from Burkina Faso
Kassoum Barry, Youssouf Sawadogo , Moustapha Sawadogo, Brahima Sorgho, Mohamed Seynou, Boubié Guel, Philippe Blanchart, Lamine ZerboIn Burkina Faso, one of the three largest gold producers in West Africa, foundry activity is often paralyzed when basic equipment such as crucibles and cups are not available or should be imported. However, previous studies have shown the availability of kaolinite-rich clay resources that could...
ARTICLE
Study of thermal shock and chemical durability of a porcelain formulated from local raw materials from Burkina Faso
Youssouf Sawadogo, Moustapha Sawadogo, Issiaka Sanou, Joël Samba, Mohamed Seynou, Philippe Blanchart, Lamine ZerboThis work evaluates the resistance to chemical attack and thermal shock of porcelain formulated from local raw materials from Burkina Faso for their validation in real use. A kaolinitic clay, a pegmatite and sand were used for the formulation of porcelain tiles. Some samples were shaped by...