Book of Abstracts

SCIENTIFIC AND TECHNICAL PROGRAMME

Room 3: Secretary and registration desk during the whole conference.

Tuesday 8, April 2025 – MINRESI

	ROOM 1

8:15	Registration Desk Opening

9:00	Opening ceremony

10:00	Plenary lecture DR. Sophie Guillemet-Fritsch Green and circular economy: contribution of ceramic science to the recovery of oyster shell waste

10:45	Cocktail

Tuesday 8, April 2025 – MINRESI

	ROOM 1	ROOM 2
	Session ST3a Ceramic and Geomaterials Processing Chairs: Sophie Guillemet-Fritsch & Celestine N. LOUMPANGOU	Session ST2a Mineral Prospections: raw materials and valorization Chairs: NDIGUI BILLONG & Daouda KOUOTOU
11:05	Keynote (01)/ Celestine N. LOUMPANGOU Processes and mechanisms for formulating pigments and lacquers with plant dyes and adsorbent materials	MOONGON OBAM Berthe Irma Mineralogical characterization and technological properties of fired bricks from raw clay materials of Sudano-Sahelian zone of Cameroon
11:05		MAKOUGNI NGONBEU Linda Larissa Petrology of magnetite gneiss from Ndikinimeki: implication for the survey of iron indices and related substances
11:35	TCHAMBA Arlin Bruno Use of metakaolins from Eseka and Dibamba-Cameroon as an additive of CEM I Portland cement	YANNÉ Etienne Mayo Tsanaga sand (makabaye-maroua, cameroon): a naturally prepared soda-lime vitrifiable mixture
11:50	TELE DJOSSEU Landry Ghislain Using ceramic tesserae to decorate public buildings in Yaounde: the case of the pediments of the Yaounde-Nsimalen motorway roundabout	Keynote (02) / Rajeshwar GOODARY Engineering Geology of the South Indian Ocean Islands
12:05	NANA Achile Thermal, mechanical, and microstructural properties of inorganic polymer composites from quarry wastes (feldspathic minerals)
12:20	Lunch
	ROOM 1
14:00	Plenary lecture Pr. Charles NKOUMBOU Historique de l’utilisation des argiles dans le domaine des céramiques au Cameroun
	ROOM 1	ROOM 2
	Session ST3b Ceramic and Geomaterials Processing Chairs: David HOUIVET & Lamine ZERBO	SessionST2b Mineral Prospections: raw materials and valorization Chairs: Rajeshwar GOODARY & Charles NKOUMBOU
14:45	Keynote (03)/ David HOUIVET Wastewater decontamination by heterogeneous photocatalysis with TiO₂ – review and recent research	VENYITE Paul Petrographic features associated with alkali-aggregate-reactions in tropical aggregates
14:45		NDIORO MAGON Anna Christa Trona as local source of alkali in the production of ecological binder
15:15	SAWADOGO Youssouf Influence of nature of alkaline solution and cure temperature on physico-chemical and mineralogical properties of a geopolymer	YANDJIMAIN Justine Multiscale and 3D modelling from aeromagnetic data over the Djadom-Eta area, south-eastern Cameroon, NW margin of the Congo craton: domeshaped BIF-hosted iron ore deposits inherited from Archean tectonics
15:30	Keynote (04) / Lamine ZERBO Mineralogical, mechanical and microstructural analysis of ceramics made from clay and talc mixtures	SAMIRA Ahidjo Prospecting and physicochemical and mineralogical characterization of Boula-ibi and Indjode-Bidzar clays (Northern Cameroon) for use as cement substitutes
15:30		KANKAO OUMLA Oumar Influence of firing temperature on the physicochemical, thermomechanical and microstructural properties of kaolin clays from Yansoki Douala Cameroon: A preliminary performance study
16:00	Afternoon refreshments
16:20	MENANGA TOKOUET Renaud Characterization and 3D geological modeling of geomaterials in the alluvial plain of the Middle Sanaga (Cameroon, Central Africa).	DIFFOUO Alexis Effect of the addition of sugarcane residues on the mechanical and hygroscopic behavior of earth blocks
16:35	BIBILA MAFOUMBA Jean Claude Evaluation of the adsorption capacity of dichromate ions by a local clay material: the case of an Impfondo clay material	LAHMAR Fatima Zahra Processing and characterization of low-cost ceramic membrane using clays from Morocco
16:50	HATIM Anass Une nouvelle approche pour la synthèse à faible coût de nano-hydroxyapatite à partir d’hydroxyde de calcium et d’acide phosphorique technique : caractérisation structurale et morphologique
17:10	Poster Session 1 Industrial stands
18:00	Welcome cocktail at UYI

Wednesday 9, April 2025 – MINRESI

	ROOM 1	ROOM 2
8:30	Plenary lecture Pr. Philippe BLANCHART Industrial innovation. ways to decarbonization of industry
	Session ST4a Porous and refractory Ceramics Chairs: Jean Aimé MBEY & Rosellyne SEREWANE DERAMNE	Session ST6a Waste valorization, Recycling and Environmentally Friendly Materials Chairs: Dayirou NJOYA & Wilfried LETAH
9:15	Keynote (05) / Rosellyne SEREWANE DERAMNE State of art on clay raw materials studies in the Central African Republic	Keynote (06) / Alain Fernand TCHAMDA DE BOSSOM Du métissage culturel au concept de l’anthropomorphisme de l’écohabitat
9:45	NOUPING FEKOUA Joëlle Nadia New laterite-based geopolymer foam resistance under drastic conditions: a comparative study with a metakaolin model	EKANI Cyprien Joel Development of Eco-Friendly Activating Solutions using Agro-Waste Cocoa Pod Ash and Rice Husk Ash for Geopolymers Formulated with Kaolinitic and Iron-Rich Clay Materials
10:00	MAURY NJOYA Iffat Qoudsiyyah Elaboration and characterization of porous ceramics using clays and peanut shells	NOUMSI FOKO Roland Urselin Green synthesis of magnetic type zeolites 4a as catalyst for the elimination of quinoline yellow by the Fenton process: optimization and kinetic investigation
10:15	KOUOTOU MFOMBOUM Yacouba Removal of methylene blue dye in aqueous solution by adsorption onto a ceramic membrane based on kaolinitic clay and mango seed shell	OUEDRAOGO Moussa Study of some durability parameters of cement amended with sugarcane bagasse ash
10:30	Coffee break
	Session ST4b Porous and refractory Ceramics Chairs: Younes ABOULIATIM & Zénabou NDAYOU	Session ST6b Waste valorization, Recycling and Environmentally Friendly Materials Chairs: Elie KAMSEU & Théophile TCHAKOUTEU MBAKOP
10:50	Keynote (07) / Younes ABOULIATIM Matériaux Céramiques et ressources naturelles : une synergie pour un développement durable	Keynote (08) / Antoine ELIMBI Etat de lieu sur les géopolymères au Cameroun
11:20	BLANCHART Philippe Kaolinite clay intercalated by urea, ceramic applications	DIEUHOU MBIAKOP Cedric Influence of particle size of silica sand powder on compressive strength and microstructural properties of waste fired clay brick-based geopolymers
11:35	NGIONGBOUNG NGUIAMBA Guy Roger Physico-Chemical Characterization and Stability Study in Acidic and Basic Solutions of Ceramic Filters from Mouka’s Clay (Cameroon)	BOUBA Nafissa Valorization of granite powder waste in ceramic tile production
11:50	POUNTOUENCHI Amadou Porous refractory ceramics using agrowastes and some kaolinitic clays	METANBOU MEBONGMETSEM Dylane Michael Synthesis of a Composite Charcoal from Groundnut shells (Arachis Hypogaea) and Plastic Waste: Application to the Elimination of Methylene Blue in Aqueous Solution
12:05	FOMEKONG Zebaze Leonel Elaboration and characterization based ceramic membrane on kaolinitic clays and rice husk ash using the Simplex Centroid Design (SCD)	HICHAM Ait Ali Ouydir Optimized hydroxyapatite-based materials for efficient adsorptive removal of heavy metals
12:20	Yannick Nongni Jiogho The Influence of Chamotte on Densification and Mechanical Properties of Ceramic Membranes Made from Gabonese Kaolin	N’CHO Wilfried Development of an intumescent inorganic coating on various substrates
12:35	Lunch
	ROOM 1	ROOM 2
	Session ST1a Archeometry and Ceramology Chairs: Zoila L. EPOSSI NTAH & Vivien I. B. SAMBA	Session ST6c Waste valorization, Recycling and Environmentally Friendly Materials Chairs: Imad ABDELATIF &Mohamed MOUAFON
14:00	Keynote (09)/ Zoila Luz EPOSSI NTAH – KROLL Chemical and mineralogical examination of metallurgical ceramics (tuyères) from pongsolo lekie (centre cameroon): an archeometallurgical study	Keynote (10) / Wilfried LETAH NZOUEBET Application of nanotechnology in wastewater treatment for sustainable development
14:30	NTSAMA Elisabeth Provenance study of ceramics from Ombessa (Centre, Cameroon)	TCHAMO LEUSSA Claudia Charlotte Used of calcined Oyster Shell as possible replacement of lime in LC3 system
14:45	NDONGO AYI Dako Comparative study of Mpolongwe sediments and archaeological ceramics (Kribi, South Cameroon)	DJIMTIBAYE Raadmadje Elaboration of Inorganic Phosphate Polymers Based on Volcanic Slag: Impact of Oyster Shell Powders on Physicochemical Properties
15:00	EPOSSI NTAH-KROLL Zoila Luz Study of archaeological ceramics from Mpolongwe site in south Cameroon by neutron activation analysis and statistical multivariate analysis	NJUHOU Saliou Modelling effects of SiO2, Fe2O3, (𝑪𝒂𝑶 + 𝑵𝒂𝟐𝑶), and temperature on the properties of lateritic brick reinforced with glass powder: multi-criteria optimization using D-optimal mixture design
15:15	NDOME EFFOUDOU-PRISO Estelle Petrographic and mineralogical study of two groups of archaeological ceramics from Mpolongwe (Kribi, South Cameroon)	NGOUMENOU Yannick Green synthesis and characterization of CA/CdNPs and CA/FeNPs nanocomposites from Bombacopsis glabra: application to Escherichia coli elimination and optimization of Ni²⁺ ion adsorption in wastewater
15:30	Afternoon refreshments
16:00	General Assembly of the Composites and Advanced Ceramics Society (CACerS)
17:00	Poster Session 2 Industrial stands
18:00	Collation

Thursday 10, April 2025 – MINRESI

	ROOM 1
8:30	Chairman’s additional remarks
8:50	Plenary lecture Pr. Abdellatif IMAD Matériaux Bio-Sourcés, Matériaux Géo-Sourcés : Eco-Matériaux du Futur Pour l’Afrique
	ROOM 1	ROOM 2
	Session ST5a Composite and bio-based materials Chairs: Philippe BLANCHART & Arlin Bruno TCHAMBA	Session ST8a Climate Change, Green Energy and Low Carbon related Materials Chairs: Abdellatif IMAD & André NJOYA
9:35	TATANG Hervé Barye Inter-intralayer polymerizations of some formaldehyde resins in kaolinite	TCHAMABO Gabriel Addo Mechanical, physical and microstructural properties of volcanic ash-based phosphate geopolymer materials using waste fired brick powder as an additive
9:50	Keynote (11) / Edith Roland FOTSING Development of innovative acoustic materials using advanced manufacturing techniques	TCHAKOUTEU MBAKOP Théophile Study of the formulation of a cement based on calcined clay from Ndjamena and rhyolite as additions
9:50		RIYAP Ismailla Hamed Influence of the addition of synthetic calcium aluminate cement on the compressive strength, physical and microstructural properties of metakaolin-based geopolymer materials
10:20	Coffee break
	Session ST5b/ST7a Composite and bio-based materials Chairs: Joseph SIELIECHI & Mondésire Odilon NGOULOU	Session ST8b Climate Change, Green Energy and Low Carbon related Materials Chairs: André NJOYA &Théophile T. MBAKOP
10:40	Keynote (12)/ Joseph SIELIECHI Bio-sourced ceramics membrane for water treatment	Keynote (13) / André NJOYA Eco-matériaux : levier du développement local inclusif, pilier de la résilience climatique
11:10	MVOGO Armel Brice Exploring the rheological properties of natural fiber reinforced composite pastes for 3d printing	GUEDIA MEGUEDONG Ange Merveille Geothermal potential assessment of the Baré-Bakem locality (Cameroon Volcanic Line): contributions from geophysical and geothermometric studies
11:25	NOUTEGOMO Boris Effect of moisture on the mechanical properties of RHECKTOPHYLLUM CAMERUNENSE natural fiber/plaster composite	Keynote (14) / Linda Dyorisse NYAMEN Doped manganese sulphide nanomaterials synthesis for energy application
11:40	TCHEKA Constant Green and reusable composite hydrogels from hibiscus cannabinus l. fiber cellulose nanocrystals and calcined eggshell for the removal of indigo carmine dye from wastewater
11:55	NGAMBOU-MONTHE Beaurel-Gandy Aggregate compaction model for high-performance concrete: influence on performance prediction	KENNE TAZUNE Francklin Influence of ferrisilicates obtained from dissolved hematite and sodium silicate on the mechanical and microstructural properties of geopolymer materials
12:10	SOP TAMO Berthelot Compressive Strength control of Geopolymer Cements Using Charred Groundnut Shells	VOFO NGNINTEDEM Lionel Dimace Effects of incorporating ferric ions (Fe³⁺) from hematite into metakaolin on microscopic pore structures and compressive strength of geopolymer materials
12:25	MOUNTAPBEME Ibrahim Cherif Use of experimental design to develop ceramic membrane based on Koutaba Ebebda clays and cassava peel: application to water purification
12:40	TCHENEGHON MOTCHEYO Herman Machine learning and deep learning method to predict thermal comfort in the indoor environment
13:00	Lunch
	ROOM 1
14:30	Plenary lecture Pr. Issoufou Soulé MOUNCHILI NJIMOM L’audace de la recherche céramologique face aux défis climatiques
	ROOM 1	ROOM 2
	Session ST7b Modelling and Artificial intelligence for materials science Chairs: Jacques Richard MACHE & Lauraine TIOGNING	Session ST8c Climate Change, Green Energy and Low Carbon related Materials Chairs: Elie KAMSEU & Issoufou S. MOUNCHILI NJIMOM
15:15	TIOGNING Lauraine Feature selection method based on porosity hygroscopy correlations of porous geopolymer matrices for the prediction of moisture control capacity	MOUDIO NJAWA Aimard Manfred Influence of Cao/Al2O3 molar ratio of synthetic calcium aluminate hydrates on the engineering properties of metakaolin‑based alkali‑activated materials
15:30	NKENNE YOUMBA Judide Conception realization and characterization of plaster/monkey kola fibers	NSOE MENGUE Jean Jacques Nestor Retention of lead on a two-layer filter (limestone / pozzolan)
15:45	SORY Nassio Agricultural waste valorization in the improvement of the durability and thermal properties of compressed earth blocks (CEB)	OUSMAILA Sanda Mamane Flood risks – Fortification and valorization of banco for sustainable rural habitat – Test of effectiveness of endogenous plant products
16:00	PAPA TOUTY Traore Thermal resistance effect of Typha material associates with cement and laterite	AGBATCHI Blaise Faecal sludge management, from storage to recovery: the case of the Adjagbo STBV in Benin
16:15	Debate / Round table on the topic of the conference.
17:00	Concluding Recommendations and Chairman’s closing
20:00	Gala Dinner in Yaoundé

Friday 11, April 2025 – Visits: MIPROMALO and Yaoundé

8:30	Welcome from the Director of MIPROMALO

9:00	Visit of Mipromalo

10:30	Coffee break

11:00	Sightseeing of Yaoundé and visit to the National Museum

12:30	Lunch

14:00	Sightseeing of Yaoundé and visit of artisanal complex

16:00	Afternoon refreshments

18:00	Back to the pick-up point

Posters’ order

N°	ST1- Archeometry and Ceramology
P1	EPOSSI NTAH Zoila Luz Non-destructive analysis of early iron age ceramics from Obobogo (Central Cameroon): manufacturing techniques and nature of raw materials
	ST2 – Mineral Prospections: raw materials and valorization
P2	TSOGO Clementine Daline Geotechnical characterization of the lowland soils of Ebolowa: application in civil engineering
P3	DONKENG SAHAZANG Rousseau Petrography and geochemistry of the bifs in the southern part of the Nkom massif east of Kopongo, Cameroon
P4	KUIKA Christel Badel Geology of rutile indices in Mpele-Ebol (Akonolinga-Cameroon)
P5	AMANA AMBIANA Christian Dieudonné Etude de la stabilisation des sols a l’aide de la chaux et du ciment : cas de la zone de PK 21
P6	MOLOTOUALA Corinne Alexia Geological context of the Boda diamonds, South-West of the Central Africa Republic
P7	KOUAKAM Cedric Trace metal geochemistry of marshy sediments in the Yaoundé urban zones: Implication for heavy metals assessment
P8	ONGOBASSOMBEN Carole Pierre Geological and geotechnical characterization of hardened materials from the Babongo Region developed on basalts in the Adamaoua, Cameroon: utilization in road construction
P9	MADOHO Octavie Steve Flavie Study of the lithostabilization of lateritic gravels of Bangui mixed with aggregates of magmatic rocks: application in road construction
P10	MOMDJO TOKO Verdiane Mineralogical, physico-chemical properties of clays from Maroua (Far North Cameroon): potential for use as raw materials for the production of building materials
P11	RADANIELA ANDRIANORO Domoina Investigation of geotechnical properties of dark magnesium clay for compressed stabilised raw earth blocks in Mauritius
P12	CHIMEU AKABA Marie Alex Petrographic, mineralogical and geochemical evolution of the alteration profile of the Nyambaka basalts (Adamawa, Cameroon): bauxitization process
P13	NOUBISSIE MOUDJIE Nerine Mabelle Common clays of Sudano-Sahelian zone of Cameroon: variability, distribution, characterization and potential application
P14	NGA ONANA Alix Audrey Metallogenic study of etain and coltan sediments from the grand lac retention in Mayo Darle: Adamaoua Region
P15	OUSMAILA Sanda Mamane Mineralogical, structural and physicochemical characterization of a green clay from Tanout Quarry in Zinder region (Niger), used in the brickyard
	ST3 – Ceramic and Geomaterials Processing
P16	METEKONG SONTIA Jordan Valdès Feasibility of production fired bricks based lateritic soil at very low temperature
P17	NTCHAYI Solange Design of suitable refractory bricks for industrial horizontal anodes baking furnaces using Cameroonian local materials
P18	MANFO GUEFA Flanklin Influence of subsurface geological heterogeneities on road construction: integrated analysis of 2D electrical resistivity imaging and geotechnical techniques in a humid tropical zone (South Cameroon, Central Africa)
P19	NGONO MBENTI Michèle Stella Potentiality of some lateritic clayey material from Meiganga as raw material in fired bricks making
P20	NGOULOU Mondésire Odilon On the relationships between the particles size distribution model parameters and the soils fractions and behaviour of termites’ mound soils
P21	AZAMO DJOUKENG Joel Design and characterization of clay–laterite based geopolymer material with alkaline activation
P22	ANDRIANTAHIANJANAHARY Morayndo Effectiveness and comparative analysis of red lateritic soils and rock dust in stabilizing expansive soils
	ST4 – Porous and refractory Ceramics
P23	OBEN Bessem Genola Design and characterization of a porous ceramic for high pressure filtration and purification at moderate temperature
P24	KOUOTOU MFOMBOUM Yacouba Properties of ceramic membranes obtained from kaolinitic clay mixed with palm and mango wastes from Cameroon: Application to wastewater treatment from breweries
	ST5 – Composites and bio-based materials
P25	El hadji Abdoul Aziz CiSSE Thermomechanical performance of biosourced materials based on cement and plaster with variable typha content for housing
P26	NDIBI Brenton Hubert Microwave Assisted Extraction of Mucilage from the Pods of Abelmoschus esculentus: Influence of extraction time on structure and physico-chemical properties
P27	EGUEKENG Idriss Optimization of the synthesis parameters of a compressed earth-coconut fiber composite brick stabilized by a calcined clay-based alkali-actived binder
	ST6- Waste valorization, Recycling and Environmentally Friendly Materials
P28	PITAP-MBOWOU Melanie Activation of volcanic ash as support for FeOx gliding arc plasma deposition and application in the catalytic oxidation of Rhodamine 6G
P29	NDJEM NDJEM Joseph Le Grand Comparative study of the effects of eggshell ash and snailshell ash on a geopolymer binder
P30	NYONDA YANZE Annick Gaelle Effects of chemically treated coconut fibers on the hydric, physico- mechanical and thermal properties of plaster materials resulting from hydrated claylime mixtures
P31	MOUAFON Mohamed Valorization of end-of-life tv screen powder in the fabrication of kaolinitic clay-based ceramic building materials
P32	NOKO MPAH Bris Martial Study of the effect of setting accelerators on the physical, mechanical and hydraulic properties of lime-calcined clay (LC2) cement
P33	Aboubakar Sidiki Njimboum Physico-mechanical and mineralogical characterization of lime-stabilized clay materials from the Soudano-Sahelian zone of Cameroon (Yagoua, Djidoma and Datchéka Doubangou)
P34	LOUBAKI Raunel Influence of the addition of glass powder on the technological properties of MADINGOU and MAKONONGO clays
P35	KAMDOUM Olivier Kinetic, thermodynamic studies of cathodic reductive properties of paraquat herbicide and anticoagulants properties of an electro generate Lime in electrolytic electrocoagulation cell with aluminum and iron electrodes
P36	GOUGBEDJI Merveille Gracia Electronic waste: towards alternative solid fuels
P37	NFONGOH FENJEH Thiophine Optimization of the production of Bio-oil and Bio binder from Palm Kernel Shell (PKS) through Microwave Vacuum Pyrolysis for Bio Asphalts Application
P38	ELLA HOSHINO Delphine Mireille Physical characterization and use of quartzites as an input in the manufacture of ceramic tiles: the case of Sa’a quartzites
	ST7 – Modelling and Artificial intelligence for materials science
P39	KEMDJIO LATIEU Stève Lionet Digital Study of substitution of aluminum by iron in the formation of ferro kaolinite and molecular dynamic of their alkaline activation
P40	MOUNTAPBEME Ibrahim Cherif Application of augmented simplex-centroïd mixture design in developing and optimizing new low-cost microfiltration membranes from clays and cassava peels for bacteria removal
	ST8 – Climate Change, Green Energy and Low Carbon Materials
P41	DJADJEU MENKAM Franck Optimization of the physical-mechanical performance and durability of geopolymer concretes using the particle packing concept