Publications 2020

Arlin Bruno Tchamba, Michel Mbessa, Tchedele Langollo Yannick, Sandra Waida, Antoine Elimbi, Uphie Chinje Melo & Thomas A. Bier, (2020), Reactivity of calcium disolangealuminate (CaAl₄O₇) refractory cement with lithium carbonate (Li₂CO₃) admixture, Journal of Asian Ceramic Societies, 8:2, 223-233, DOI: 10.1080/21870764.2020.1724246.

Boum, R.B.E., Kaze, C.R., Nemaleu, J.G.D. Viviane Bakaine Djaoyang, Nkwaju Yanou Rachel, Patrick Lemougna Ninla, Francois Mvondo Owono, Elie Kamseu (2020), Thermal behaviour of metakaolin–bauxite blends geopolymer: microstructure and mechanical properties. SN Appl. Sci. 2, 1358 https://doi.org/10.1007/s42452-020-3138-9.

Djepaze, Yaceinthe & Pagna Kagonbe, Bertin & Madi, Achille & Kamseu, Elie & Ntamack, Guy. (2020), Influence Of The Fineness Modulus Of Sand On The Compressive Strength Of Its Corresponding Mortar: A Mathematical Model Proposal, pages 43, BN: 978-9975-153-76-5

Eric Parfait, Ze & Tchotang, Theodore & Joseph, Souck & Clins, Nfor & Pondi, Joseph & Arnaud, Mpoung. (2020), Elaboration and Characterization of a Fiber Composite Material Made of Petioles of the Elaeis guineensis (Oil Palm). Open Journal of Composite Materials. 10. 106-117. 10.4236/ojcm.2020.104008.

Cyriaque Rodrigue Kaze, Thamer Alomayri, Assaedi Hasan, Sylvain Tome, Gisèle Laure Lecomte-Nana, Juvenal Giogetti Deutou Nemaleu, Herve Kouamo Tchakoute, Elie Kamseu, Uphie Chinje Melo, Hubert Rahier (2020), Reaction kinetics and rheological behaviour of meta-halloysite based geopolymer cured at room temperature: Effect of thermal activation on physicochemical and microstructural properties, Applied Clay Science, Volume 196, October 10, 5773

Mbakop, T.T., Deutou, J.G.N., Boubakar, L., Ndigui Billong, U.C. Melo, E. Kamseu, Vincenzo M. Sglavo. (2020), Enhancing the crystallization phenomena and strength of porcelain stoneware: the role of CaO. J Therm Anal Calorim, https://doi.org/10.1007/s10973-020-09323-5

Mimboe, Aude & Abo, Marina & Djobo, Jean Noël & Sylvain, Tome & Kaze, Cyriaque & Deutou Nemaleu, Juvenal Giogetti. (2020), Lateritic soil based-compressed earth bricks stabilized with phosphate binder. Journal of Building Engineering. 101465. 10.1016/j.jobe.2020.101465.

Mohamed, Hawa & Deutou Nemaleu, Juvenal Giogetti & Kaze, Cyriaque & Moungam, L.M. & Kamseu, E. & Melo, Uphie & Leonelli, Cristina. (2020), Mechanical and microstructural properties of geopolymer mortars from meta-halloysite: effect of titanium dioxide TiO2 (anatase and rutile) content. SN Applied Sciences. 2. 10.1007/s42452-020-03396-5.

N. Billong, L. Boubakar, B.N. Bayiha; S.M. Njimbouombouo, U.C. Melo, OJ. Kinuthia. (2020), An investigation on the suitability of hydrated building lime from travertine limestone outcrop of Bogongo, South West of Cameroon. Case studies in Construction and Buiding Materials, Elsevier, 13, e00369.

Nouemsi Soubgui, Epiphanie & Theophile, Rufin & Fongang, R.T. & Kamseu, E. & Lissouck, René & Andreola, Fernanda & Boubakar, · & Rossignol, Sylvie & Leonelli, Cristina. (2020), Microstructure and physico‐chemical transformation of some common woods from Cameroon during drying. Journal of Thermal Analysis and Calorimetry. 10.1007/s10973-020-09890-7.

Pagna Kagonbe, Bertin & Tsozué, Désiré & II, Yaceintthe & Nzeukou, Aubin & Madi, Achille & Basga, Simon & III, Simon. (2020), Physical Characterization and Optimization of Fineness Moduli of Natural Sand from The North Region of Cameroon Used in Construction. Journal of Sustainable Construction Materials and Technologies. 5. 407-419. 10.29187/jscmt.2019.45.

Pagna Kagonbe, Bertin & Tsozué, Désiré & Nzeukou, Aubin & Basga, Simon & Belinga Essama, Raphael & Likiby, B & III, S. (2020), Suitability of lateritic soils from Garoua (North Cameroon) in Compressed Stabilized Earth Blocks production for low-cost housing construction. Journal of Materials and Environmental Science. 11. 658-669.

E Tiffo, JBB Mbah, PDB Belibi, JNY Djobo, A Elimbi( 2020), Physical and mechanical properties of unheated and heated kaolin based-geopolymers with partial replacement of aluminium hydroxide, Materials Chemistry and Physics 239, 122103  

Pondi, Joseph & Joseph, Souck & Mozer, Carlos & Tchotang, Theodore & Wilfried, Nyame, (2020), Improvement of the Thermal Properties of Cement Mortars by Adding Banana Pseudo-Trunkfibres. Open Journal of Civil Engineering. 10. 175-186. 10.4236/ojce.2020.103015.

Soualiou, Njimbouombouo & Dodo, Etone & Yannick, Ondoua & Nangah, Che & André, Njoya & Mouncherou, Oumar & Billong, Ndigui. (2020). Potential of Some Granites from Foumban (West Region of Cameroon) as Fluxing Materials for Ceramics. Journal of Minerals and Materials Characterization and Engineering. 08. 353-363. 10.4236/jmmce.2020.85022.

Tchakouté, H.K., Bewa, C.N., Nadine A. Kesseng, Claus H. Rüscher, Elie Kamseu, Fernanda Andreola, Benoît Nait Ali, Cristina Leonelli. (2020), Production of Porous Poly(phospho-siloxo) Networks for Thermal Insulations Using Low-Value Calcium-Rich Wastes as Pore-Forming Agents. Waste Biomass Valor11, 5857–5875, https://doi.org/10.1007/s12649-019-00846-z.

Tchamba, A. B., Ntchayi, J. S. T., Deutou, J. G. N., Guidana, M., Likiby, B., & Mbessa, M. (2020). Influence of metakaolin from Mayouom, Cameroon, on the properties of high-grade calcined bauxite sintered at 1500 degrees C, Journal of the Australian Ceramic Society, 56, 1323–1331. https://doi.org/10.1007/s41779-020-00484-y.

Tchamba, AB, Mbessa, M, Sontia Metekong, JV, et al. Mechanical and microstructural properties of cameroonian bauxite ceramics for ballistic applications. Int J Appl Ceram Technol. 2020; 17: 949– 962. https://doi.org/10.1111/ijac.13383.

Tchedele Langollo Yannick, Mambou Ngueyep Luc Lero Kamga Samen Liliane Vanessa, Tchamba Arlin Bruno, Ngounouno Ismaïla,  A.Bier Thomas, (2020), Mechanical and microstructural properties of Cameroonian CPJ NC CEM II/B‑P 42.5R cement substitution by glass powder in the cement paste and mortar, SN Applied Sciences 2(8).

Tchotang, Theodore & Mozer, Carlos & Pondi, Joseph & Njie, Jeme & Clins, Nfor & Eric Parfait, Ze & Joseph, Souck. (2020), Extraction and Characterization of Bagasse Fibres from Sugar Cane (Saccharum officinarum) for Incorporation into a Mortar. Open Journal of Applied Sciences. 10. 521-533. 10.4236/ojapps.2020.108036.

Juvenal Giogetti Nemaleu Deutou, Van Essa L. S. Kamga, Rodrigue Cyriaque Kaze, E. Kamseu, Vincenzo M Sglavo (2020), Thermal behaviour and phases evolution during the sintering of porous inorganic membranes » Journal of the European Ceramic Society, Volume 40, Issue 5, May, Pages 2151-2162.

Ze Eric Parfait, Noah Pierre Marcel, Nnomo Elobi Didine, Nfor Clins Wiryikfu, Betene Ebanda Fabien, Ngahiyi Abbé Claude Valery, Atangana Ateba, (2020),  Elaboration and Characterization of Composite Materials Reinforced by Papaya Trunk Fibers (Carica papaya) and Particles of the Hulls of the Kernels of the Winged Fruits (Canarium schweinfurthii) with Polyester Matrix, Journal of Minerals and Materials Characterization and Engineering, Vol.8 No.5 Paper ID 101973, 12 pages, DOI:10.4236/jmmce.2020.85021.

Publications 2019

Achile Nana, Jean Ngouné, Rodrigue C. Kaze, Likiby Boubakar, Serge K. Tchounang, Hervé K. Tchakouté, Elie Kamseu, Cristina Leonelli, (2019), Room-temperature alkaline activation of feldspathic solid solutions: Development of high strength geopolymers, Construction and Building Materials, volume 195, Pages 258-268,ISSN0950-0618, https://doi.org/10.1016/j.conbuildmat.2018.11.068.

Deutou, J.N.G., Zounedou, N., Kaze, R.C., Hawa Mohamed, Tibi Beda, U. C. Melo, Elie Kamseu, Vincenzo M. Sglavo. (2020), Semi-vitrified porous kyanite mullite ceramics: Young modulus, microstructure and pore size evolution. SN Appl. Sci. 2, 126 https://doi.org/10.1007/s42452-019-1902-5.

B.N. Bayiha, N.Billong, E. Yamb, R.C. Kaze, R. Nzengwa. Effect of limestone dosages on some properties of geopolymer from thermally activated halloysite. Construction and Building Materials 217,2019, 28–35.

Bewa, C.N., Tchakouté, H.K., Rüscher, C.H. et al. (2019), Influence of the curing temperature on the properties of poly(phospho-ferro-siloxo) networks from laterite. SN Appl. Sci.1, 916. https://doi.org/10.1007/s42452-019-0975-5.

CR Kaze, Paul Venyite, Achile Nana, Deutou Nemaleu Juvenal , Herve Kouamo Tchakoute, Hubert Rahier, Elie Kamseu, Uphie Chinje Melo Cristina Leonelli, (2019),  Meta-halloysite to improve compactness in iron-rich laterite-based alkali activated materials, Materials Chemistry and Physics, MAC 122268

Dominique E. Tchinda Mabah, Hervé K. Tchakouté, Claus H. Rüscher, Elie Kamseu, Antoine Elimbi, Cristina Leonelli, (2019), Design of low cost semi-crystalline calcium silicate from biomass for the improvement of the mechanical and microstructural properties of metakaolin-based geopolymer cements, Materials Chemistry and Physics, Volume 223, Pages 98-108, ISSN 0254-0584, https://doi.org/10.1016/j.matchemphys.2018.10.061.

Flore Mpombo Tchuente, Hervé K. Tchakouté, Charles Banenzoué, Claus H. Rüscher, Elie Kamseu, Fernanda Andreola, Cristina Leonelli, (2019), Microstructural and mechanical properties of (Ca, Na)-poly(sialate-siloxo) from metakaolin as aluminosilicate and calcium silicate from precipitated silica and calcined chicken eggshell, Construction and Building Materials, Volume 201, Pages 662-675, ISSN 0950-0618, https://doi.org/10.1016/j.conbuildmat.2018.12.219.

Hamed I. Riyap, Christelle N. Bewa, Charles Banenzoué, Hervé K. Tchakouté, Claus H. Rüscher, Elie Kamseu, Maria C. Bignozzi & Cristina Leonelli, (2019), Microstructure and mechanical, physical and structural properties of sustainable lightweight metakaolin-based geopolymer cements and mortars employing rice husk, Journal of Asian Ceramic Societies, 7:2, 199-212, DOI: 10.1080/21870764.2019.1606140

Kamseu, E. & Kaze, Cyriaque & Fekoua, Joëlle Nadia & Melo, Uphie & Rossignol, Sylvie & Leonelli, Cristina. (2019), Ferrisilicates formation during the geopolymerization of Natural Fe-rich aluminosilicate precursors. Materials Chemistry and Physics. 240. 122062. 10.1016/j.matchemphys.2019.122062.

Lemougna, Patrick & Nzeukou, Aubin & Aziwo, B. & Tchamba, Arlin Bruno & Wang, Kaituo & Melo, U.. (2019),  Effect of slag on the improvement of setting time and compressive strength of low reactive volcanic ash geopolymers synthetized at room temperature. Materials Chemistry and Physics. 239. 122077. 10.1016/j.matchemphys.2019.122077.

Liuhua, Yang & Wu, Aixiang & Li, Hong & Tchamba, Arlin Bruno & Bier, Thomas. (2019), Shear thinning and thickening of cemented paste backfill. Applied Rheology. 29. 80-93. 10.1515/arh-2019-0008.

Nkwaju, Rahel & Djobo, Jean Noël & Fekoua, Joëlle Nadia & Paul William, Huisken & Deutou Nemaleu, Juvenal Giogetti & Courard, Luc. (2019), Iron-rich laterite-bagasse fibers based geopolymer composite: Mechanical, durability and insulating properties. Applied Clay Science. 183. 10.1016/j.clay.2019.105333.

Tchamba, Arlin Bruno & Mbessa, Michel & Jordan Valdès, Sontia Metekong & Liuhua, Yang & Jeanne Solange, Ntchayi & Nkeng, George & Njopwouo, Daniele & Bier, Thomas. (2019), Mechanical and Microstructural Properties of Cameroonian Bauxite Ceramics for Ballistic Applications. International Journal of Applied Ceramic Technology. 10.1111/ijac.13383

Zenabou, Ngouloure & Benoit-Ali, Nait & Zékeng, Serge & Rossignol, Sylvie & Melo, Uphie & Tchamba, Arlin Bruno & Kamseu, E. & Leonelli, Cristina. (2019), Improving insulation in metakaolin based geopolymer: Effects of metabauxite and metatalc. Journal of Building Engineering. 23. 10.1016/j.jobe.2019.01.012

Publications 2018

Cyriaque Rodrigue Kaze, Herve Kouamo Tchakoute, Theophile Tchakouteu Mbakop, Jacques Richard Mache, Elie Kamseu, Uphie Chinje Melo, Cristina Leonelli, Hubert Rahier, (2018),  Synthesis and properties of inorganic polymers (geopolymers) derived from Cameroon-meta-halloysite Ceramics International.

E. Kamseu, H. Mohamed, J.C. Sofack, Duangrudee Chaysuwan, H. K. Tchakoute, J. N. Y. Djobo, S. Rossignol, C. Leonelli. (2018),Moisture Control Capacity of Geopolymer Composites: Correlation of the bulk composition-Pore network to the Absorption-Desorption behavior. Transport in Porous Media  DOI:10.1007/s11242-017-0990-1.

Hervé K Tchakouté Daniel Fotio, Claus H Rüscher, Elie Kamseu, Jean N Y Djobo, Maria C Bignozzi Cristina Leonelli, (2018), The effects of synthesized calcium phosphate compounds on the mechanical and microstructural properties of metakaolin-based geopolymer cements Construction and Building Materials Volume 163, 28 February 2018, Pages 776-792: .

N J G Deutou, T Beda M Biesu, L Boubakar, U C Melo, E Kamseu, V M Sglavo, (2018),  Design and characterization of porous mullite based semi-vitrified ceramics Ceramics International Volume 44, Issue 7, May 2018, Pages 7939-7948: .

N. Billong,J. Kinuthia, J. E. Oti, U.C. Melo, Performance of sodium silicate free geopolymers from metakaolin (MK) and Rice Husk Ash (RHA): Effect on tensile strength and microstructure. Construction and Building Materials 2018, 189:307-313.

Patrick N. Lemougna, , Kai-tuo Wang, Qing Tang, A.N. Nzeukou, N. Billong, U. Chinje Melo, Cui Xue-min. (2018), Review on the use of volcanic ashes for engineering applications. Resources, Conservation & Recycling, 137 : 177-190.

Rodrigue Cyriaque Kazea, Lynn Myllyam Beleuk à Moungam, Maria Cannio, Roberto Rosa, Elie Kamseu, Uphie Chinje Melo, CristinaLeonelli, (2018),  Microstructure and engineering properties of Fe2O3(FeO)-Al2O3-SiO2 based geopolymer composites Journal of Cleaner Production 199:  849-859.

Blaise Ngwem Bayiha, Emmanuel Yamb, Jordan Valdès Sontia Metekong, N. Billong, R. Nzengwa. (2018), Optimizing the Choice of Limestone Deposits for the Production of Portland Cement in Cameroon. International Journal of Materials Science and Applications; 7(5): 174-185.

S. Kumar, J.N.Y. Djobo, A. Kumar, S. Kumar. (2018), Size fractionation of brown fly ash: utilisation of grey  fraction as a pozzolanic material in blended cement. European Journal of Environmental and Civil Engineering, DOI:10.1080/19648189.2018.1427635.

S.S.G Hashemi, H.B Mahmud, J.N.Y. Djobo, C.G.Tan, B.C. Ang, N. Ranjbar. (2018), Microstructural characterization and mechanical properties of bottom ash mortar.Journal of Cleaner Production, 170: 797-804.

Sorelle J K Melele, Hervé K Tchakouté, Charles Banenzoué Elie Kamseu Claus H Rüscher Fernanda Andreola Cristina Leonelli, (2018),  Investigation of the relationship between the condensed structure and the chemically bonded water content in the poly(sialate-siloxo) network Applied Clay Science Volume 156, May, Pages 77-86:

 R Firdous, D Stephan, JNY Djobo, (2018), Natural pozzolan based geopolymers: a review on mechanical, microstructural and durability characteristics ; Construction and Building Materials 190, 1251-1263 45 2018

Chayanee Tippayasam, Sarochapat Sutikulsombat, E Kamseu, Roberto Rosa, P Thavorniti, Prinya Chindaprasirt, Cristina Leonelli, Greg Heness Duangrudee Chaysuwan, (2018), In vitro surface reaction in SBF of a non-crystalline aluminosilicate (geopolymer) material Journal of the Australian Ceramic Society.

CR Kaze, JNY Djobo, A Nana, HK Tchakoute, E Kamseu, UC Melo, (2018), Effect of silicate modulus on the setting, mechanical strength and microstructure of iron-rich aluminosilicate (laterite) based-geopolymer cured at room temperature, Ceramics International 44 (17), 21442-21450   26

2017

Kamseu, L.M. Beleuk Moungam, M. Cannio, Ndigui Billong, Duangrudee Chaysuwan, U. Chinje Melo, C. Leonelli; Substitution of sodium silicate with rice husk ash - NaOH solution in metakaolin based geopolymer cement concerning reduction in global warming, Journal of Cleaner Production xxx (2017) 1e11.

Hervé K. Tchakouté, Claus H. Ruscher, Elie Kamseu, Fernanda Andreola, Cristina Leonelli ; Influence of the molar concentration of phosphoric acid solution on the properties of metakaolin-phosphate-based geopolymer cements; Applied Clay Science xxx (xxxx) xxx-xxx

Kamseu, N.J.G. Detou, N.A. Nzeukou, U.C. Melo, L.G. Magdalena, V.M. Sglavo, T. Beda, C. Lionelli; The role of kyanite in the crystallization and densification of the high strength mullite matrix compsites; J Therm Anal calorim DOI 10.1007/s10973-017-66255-5.

C. Kaze, L.M. Beleuk à Moungam, M.L. Fonkwe Djouka, A. Nana, E. Kamseu, U.C. Melo, C. Leonelli; The corrosion of kaolinite by iron minerals and the effects on geopolymerization; J Therm Anal Calorim DOI 10.1007/s10973-017-6625-5.

Désiré Tsozué, Aubin Nzeukou Nzeugang, Jacques Richard Mache, Suilabayuy Loweh, Nathalie Flagel ; Mineralogical, physico-chemical and technological characterization of clays from Maroua (Far-North, Cameroon) for use in ceramic bricks production ; Journal of Building Engineering 11 (2017)17-2.

Sajedeh Sadat Ghazizadeh Hashemi1, Hilmi Bin Mahmud, Jean Noel Yankwa Djobo, Chee Ghuan Tan, Bee Chin Ang, Navid Ranjbar; Microstructural characterization and mechanical properties of bottom ash mortar; Journal of Cleaner Production 10.1016/j.jclepro.2017.09.191.

Lynn Myllyam Beleuk à Moungam, Hawa Mohamed, Elie Kamseu, Ndigui Billong, Uphie Chinje Melo; Properties of Geopolymers Made from Fired Clay Bricks Wastes and Rice Husk Ash (RHA)-Sodium Hydroxide (NaOH) Activator; Materials Sciences and Applications, 2017, 8, 537-552.

Patrick Lemougna, Kai-tuo Wang, Qing Tang E. Kamseu, N. Billong, U. Chinje Melo, Xue-min Cui; Effect of slag and calcium carbonate addition on the development of geopolymer from indurated laterite; Applied Clay Science 148 (2017) 109–117.

Hervé K. Tchakoute, Claus H. Russser, Kamseu, Jean N.Y.Djobo, C. Leonelli ; The influence of gibbsite in kaolin and the formation of berlinite on the properties of metakaolin-phosphate-based geopolymer cements; Materials Chemistry and Physics 199(2017) 28e288.

Hervé Kouamo Tchakouté, Claus Henning Russer, Malte Hinsch, Jean Noel Yankwa Djobo, Elie Kamseu, Cristina Leonelli; Utilization of sodium waterglass from sugar cane bagasse ash as a new alternative hardener for producing metakaolin-based geopolymer cement.

Jean Noël Yankwa Djobo; Antoine Elimbi; Hervé Kouamo Tchakouté

Sanjay Kumar; Volcanic ash-based geopolymer cements/concretes: the current state of the art and perspectives; Environ Sci Pollut Res (2017) 24:4433–4446 DOI 10.1007/s11356-016-8230-8

Désiré Tsozué , Aubin Nzeugang Nzeukou, Primus Tamfuh Azinwi , Genesis and classification of soils developed on gabbro in the high reliefs of Maroua region, North Cameroon, Eurasian journal of soils science2017,6 (2)168 -1677.

2016

Hicham El Boudour El Idrissi, Lahcen Daoudi, Meriam El Ouahabi, Achille Balo Madi, Frédéric Collin, Nathalie Fagel, Suitability of soils and river deposits from Marrakech for the manufacturing of earthenware ; Applied Clay Science 129 (2016) 108–115.

G. N. Deutou1, Hawa Mohamed, N. A. Nzeukou, E. Kamseu, U. C. Melo, T. Beda, C. Leonelli ; The role of kyanite in the improvement in the crystallization and densification of the high strength mullite matrix, Phase evolution and sintering behaviour, J Therm Anal Calorim, DOI 10. 1007 /s 10973 - 016-5686-1.

Hervé K. Tchakouté, Claus H. Rüscher, Sakeo Kong, Elie Kamseu, Cristina Leonelli, Geopolymer binders from metakaolin using sodium waterglass from waste glass and rice husk ash as alternative activators: A comparative study, Construction and Building Materials 114 (2016) 276–289.

Hervé K. Tchakouté, Claus H. Rüscher, Sakeo Kong, Elie Kamseu & Cristina Leonelli, Comparison of metakaolin-based geopolymer cements from commercial sodium waterglass and sodium waterglass from rice husk ash, Journal of Sol-Gel Science and Technology, (2016) 78:492-506, DOI 10.1007/s10971-016-3983-6.

Hervé K. Tchakouté, Claus H. Rüscher,Sakeo Kong, Elie Kamseu & Cristina Leonelli, Thermal Behavior of Metakaolin-Based Geopolymer Cements Using Sodium Waterglass from Rice Husk Ash and Waste Glass as Alternative Activators, Waste and Biomass Valorization, DOI 10.1007/s12649-016-9653-7.

Tchounang Kouonang, A.S.L. Wouatong, J.G. Deutou Nemaleu, K.P.B. Yerima, D . Njopwouo, Assessment of Ceramic Properties of Fired Clayey Brick Materials from Bamessing in North-West Cameroon (Central Africa), Interceram 65 (2016) [3].

Elie Kamseu, Isabella Lancellotti, Vincenzo M. Sglavo, Luca Modolo and Cristina Leonelli, Design of Inorganic Polymer Mortar from Ferricalsialic and Calsialic Slags for Indoor Humidity Control, Materials 2016, 9, 410; doi:10.3390/ma9060410.

Elie Kamseu, ChiaraPonzoni, ChayaneeTippayasam, RosaTaurino, Duangrudee Chaysuwan, Vincenzo Sglavo, Parjaree Thavorniti, Cristina Leonelli; Self-compacting geopolymer concretes : Effects of addition of aluminosilicate-rich fines ; Journal of Building Engineering 5 (2016)211–221.

Chayanee Tippayasam, Pongpob Balyore, Parjaree Thavorniti, Elie Kamseu, Cristina Leonelli, Prinya Chindaprasirt, Duangrudee Chaysuwan ; Potassium alkali concentration and heat treatment affected metakaolin-based geopolymer ; Construction and Building Materials 104 (2016) 293–297.

R. MACHE, P. SIGNING, J. A. MBEY , A. RAZAFITIANAMAHARAVO, D. NJOPWOUO AND N. FAGEL, Mineralogical and physico-chemical characteristics of Cameroonian smectitic clays after treatment with low sulfuric acid ; Clay Minerals, (2016) 0, 1–13.

Patrick N. Lemougna, Kai-tuoWang, QingTang, U. ChinjeMelo, Xue-minCui ; Recent developments on inorganic polymers synthesis and applications ; Ceramics International 42 (2016) 15142–15159.

Zo’o Zame Philémon, Nzeukou Nzeugang Aubin, Uphie Chinje Melo, Mache Jacques Richard, Ndifor Divine Azigui, Nni Jean, Typology of Local Construction Materials from the Adamawa and North-West Regions of Cameroon ; Geomaterials, 2016, 6, 50 - 59 Published Online April 2016.

Kamseu, L.M. Beleuk à Moungam, M. Cannio, Ndigui Billong, Duangrudee Chaysuwan, U.Chinje Melo, C. Leonelli ; Substitution of sodium silicate with rice husk ash-NaOH solution in metakaolin based geopolymer cement concerning reducting in ploal Warming, Journal of Cleaner Production ; XXX (2016) 1-11.

Emmanue Yamb, Blaise Ngwem Bayiha, Ndigui Billong and Serykh Inna Robertovna ; Compatibility of Bidzar limestone and Figuil Clay (Northern Cameroon) for the production of Portland Clinker., International Journal of Materials engineering and Technology @ 2016 Pushpa publishing House, Allahabad, India, vol.15, N.1, 2016, page 63-73.

Hervé K. Tchakouté, Claus H. Russer, Sakeo kong, Elie Kamseu, Cristina Leonelli ; Geopolymer binders from metakaolin using sodium waterglass from waste glass and rice husk ash as alternative activators : A comparative study; Construction and Building Materials 114(2016)276-289.

Martine Youmoue, R. Téné Fongang, J. C Sofack, Elie Kamseu, U. Chinje Melo, Ignas K. Tonle, C. Leonelli, Sylvie Rossignol ; Design of ceramic filters using Clay/Sawdust composites: Effect of pore network on the hydraulic permeability; Ceramics International CERI14411 http://dx.doi.org/10.1016/j. ceramint. 2016. 12.10

2015

Kamseu, Zénabou N. M. NGouloure, BenoîtNait Ali, S. Zekeng, U.C. Melo, S. Rossignol, C. Leonelli, (2015) Cumulative pore volume, pore size distribution and phases percolation in porous inorganic polymer composites: Relation microstructure and effective thermal conductivity, Energy and Buildings, 88, 45-56.

Zénabou N. M. NGouloure, BenoîtNait-Ali , S. Zekeng , Kamseu, U.C.Melo, D. Smith , C. Leonelli, (2015) Recycled natural wastes in metakaolin based porous geopolymers for insulating applications, Journal of Building Engineering, 3, 58-69.

T. Tene Fongang, J. Pemndje, P.N. Lemougna, U. Chinje Melo, C.P. Nanseu, B. Nait-Ali, E. Kamseu, C. Leonelli, (2015)Cleaner production of the lightweight insulating composites: Microstructure, pore network and thermal conductivity, Energy and Buildings, 107, 113-122.

B. Tchamba, J.C. Sofack, R. Yongue, U.C. Melo, (2015) Formulation of calcium dialuminate (CaO•2Al2O3) refractory cement from local bauxite, Journal of Asian Ceramic Societies, 3, 164–172.

L. Wouatong Armand, Tchounang Kouonang Serge, Hawa Mohamed, Yerima K.P. Bernard, Melo Chinje Uphie and Njopwouo Daniel, (2015) Chemical and Mineralogical Characterization of Clayey Deposits for Traditional Pottery and Brickworks in the North West Region of Cameroon (Central Africa),British Journal of Applied Science & Technology,(9)1, 19-36.

Temga Jean Pierre, Nguetnkam Jean Pierre, Balo Madi Achile, Basga Simon Djakba and BitomDieudonné Lucien, (2015) Morphological, physico chemical, mineralogical and geochemical properties of vertisols used in bricks production in the Logone Valley (Cameroon, Central Africa), International Research Journal of Geology and Mining (IRJGM), (5)2, 20-30.

Emmanuel Tiffo, Antoine Elimbi, Joseph Dika Manga and Arlin Bruno Tchamba, (2015) Red ceramics produced from mixtures of kaolinite clay and waste glass, Brazilian Journal of Science and Technology,(2)4,1-13.

Elie Kamseu, Chiara Ponzoni, ChayaneeTippayasam, Rosa Taurino, Duangrudee Chaysuwan, Maria Chiara Bignozzi, Luisa Barbieri, Cristina Leonelli, (2015) Influence of fine aggregates on the microstructure, porosity and chemico-mechanical stability of inorganic polymer concrete, Construction and Building Materials,96 ,473-483.

Chantale N. Djangang, Cristina Tealdi , Alice S. Cattaneo , Piercarlo Mustarelli, Elie Kamseu, Cristina Leonelli, (2015) Cold-setting refractory composites from cordierite and mullite-cordierite design with geopolymer paste as binder: Thermal behavior and phase evolution, Materials Chemistry and Physics,154, 66-77.

Paul-Désiré Ndjigui, Sandrine Appolonie Ebah Abeng, Emile Ekomane, Aubin Nzeugang Nzeukou, Francine Sidonie Ngo Mandeng, Marthe Matoy Lindjeck, (2015) Mineralogy and geochemistry of pseudogley soils and recent alluvial clastic sediments in the Ngog-Lituba region, Southern Cameroon: An implication to their genesis,Journal of African Earth Sciences, 108, 1-14.

R. Mache, P. Signing, J. A. Mbey, A. Razafitianamaharavo, D. Njopwouo and N. Fagel (2015). Mineralogical and physico-chemical characteristics of smectite clays from Cameroon after treatment with weak acid concentrations. Accepted to publish in Clay Minerals (CM2014_03_1_Mache).

Njoya, A. Nzeukou, J.R. Mache, D. Wetshondo, E.pirard, U.C.Melo, et N.Fagel (2015). Valorisation des géoressources pour matériaux locaux de construction en zone périurbaine des pays en voie de développement. Les presses agronomiques de Gembloux. 72-79.

NkalihMefire A., Njoya. A, Yongue Fouateu R., Mache J. R., Nzeukou Nzeugang. , Siniapkine S., Flament P., Melo Chinge U., Ngono A. and Fagel N. (2015). Kaolin occurrence in Koutaba (West-Cameroon): Mineralogical and Physicochemical Characterization for Ceramic Products. Acceptable for publication in Clay Minerals (Ms-EF-15-24).

Elie Kamseu, Chantale Djangang, Paolo Veronesi, Andreola Fernanda, Uphie Chinje Melo, Vincenzo Mario Sglavo, Cristina Leonelli (2015). Transformation of the geopolymer gels to crystalline bonds in cold-setting refractory concretes: Pore evolution, mechanical strength and microstructure. Materials & Design.

Chantale Njiomou Djangang, Elie Kamseu, Claudia Charlotte Tchamo Leussa, Doretta Capsoni, Antoine Elimbi, Daniel Njopwouo (2015). Sustainable Binder From High Amount Of Gibbsite Associated With Kaolinitic. Clay Annales de Chimie - Science des Matériaux 39: 1-2. 75-92.

Uphie Chinje Melo, Patrick N. Lemougna, Jacques Richard Mache, Aubin Nzeukou (2015) Valorisation des résultats de la recherche et entreprenariat local au Cameroun : cas des matériaux de construction, Actes JERSIC 2015, 1-9.

2014

Chantale Njiomou Djangang, Arlin Bruno Tchamba, Elie Kamseu, Uphie Chinje Melo, Antoine Elimbi, Anna Maria Ferrari, et al. Reaction sintering and microstructural evolution in metakaolin-metastable alumina composites. Journal of Thermal Analysis and Calorimetry. ISSN 1388-6150. Vol. 117-Number 1 (2014) 1007/s10973-014-3937-6.

Patrick N Lemougna, A Balo Madi, E Kamseu, U Chinje Melo, Mari-Paule Delplancke, Hubert Rahier, Influence of the processing temperature on the compressive strength of Na activated lateritic soil for building applications, Construction and Building Materials,65, 2014, pp 60–66.

N. Lemougna, U.F. Chinje Melo, M.P. Delplancke, H. Rahier, Influence of the chemical and mineralogical composition on the reactivity of volcanic ashes during geopolymers synthesis, Ceramics International, vol.40, Issue 1 part A, p811-820 (2014).

B. Tchamba, U.C.Melo, G.L.Lecomte-Nana, E.Kamseu, C.Gault, R. Yongue, D.Njopwouo. Use of bauxite from Cameroon for solid state sintering and characterization of calcium dialuminate (CaO2Al2O3) refractory cement, Ceramics International 40 (2014) 1961-1970.

2013

Kamseu, A. Nzeukou, P. Lemougna, N. Billong, U.C. Melo, C. Leonelli, Induration of Laterites in Tropical Areas: Assessment for Potential Structural Applications, Interceram 06/2013 pp 430-437.

Elie Kamseu , Maria Chiara Bignozzi , C. Melo, Cristina Leonelli, Vincenzo M. Sglavo, Design of inorganic polymer cements: Effects of matrix strengthening on microstructure Construction and Building Materials 38 (2013) 1135–1145.

T . Tchakounte Bakop, T. Tene Fongang, U. C. Melo, E. Kamseu, P. Miselli, C. Leonelli (2013) Sintering behaviors of two porcelainized stoneware compositions using pegmatite and nepheline syenite minerals, Journal of thermal analysis and calorimetry. Vol.114, Issue 1, pp113-123 (2013).

Ndigui Billong, Uphie Chinje Melo, Daniel Njopwouo, François Louvet, Jean Pierre Bonnet (2013) Physicochemical characterization of some Cameroonian Pozzolans for use in sustainable cement like materials, Materials Sciences and Applications, , 4, 14-21.

Kamseu, T. Bakop, C. Djangang, U.C. Melo, M. Hanuskova, C. Leonelli, Porcelain stoneware with pegmatite and nepheline syenite solid solutions: Pore size distribution and descriptive microstructure, Journal of the European Ceramic Society 33 (2013) 2775–2784.

Patrick N. Lemougna, F. Chinje Melo, M.P. Delplancke, H. Rahier, Influence of the activating solution’s composition on the stability and thermomechanical properties of volcanic ash-based geopolymers, Construction and Building Materials, 48, 2013, 278–286.

Patrick N. Lemougna, Kenneth J. D. MacKenzie, Guy N. L. Jameson, H. Rahier, F. Chinje Melo, (2013)The role of iron in the formation of inorganic polymers (geopolymers) from volcanic ash: a 57Fe Mössbauer spectroscopy study, J Mater Sci, vol.48, Issue 15, pp 5280 - 5288 (2013).

Nzeukou Nzeugang A., Kamgang Kabeyene V., Medjo Eko R., Melo Chinje U., Njoya A., P. Lemougna, Fagel N., 2013. Industrial potentialities of alluvial clay from Ebebda (Centre Cameroon): influence of lateritic clays admixtures for firing bricks production. Journal of Minerals and Materials Characterization and Engineering, Vol.5, N°1, 236-244.

Nzeukou, N. Fagel, A. Njoya, V. B. Kamgang, R. E. Medjo, U. C. Melo. 2013. Mineralogy and physico-chemical properties of alluvial clays from Sanaga valley (Center, Cameroon): suitability for ceramic application. Applied Clay Science, Vol 83-84, 238-243.

Nzeukou Nzeugang A., Medjo Eko R., Fagel N., Kamgang Kabeyene V., Njoya A., Balo Madi A., Mache J-R., Melo Chinje U. Characterization of clay deposits of Nanga-Eboko (Central Cameroon): Suitability in the production of building materials Clay Minerals, N°48, 655-662.

2012

B. Tchamba, A.N. Nzeukou, R.F. Tené and U.C. Melo; Building Potentials of stabilized earth blocks in Yaounde and Douala (Cameroon) International Journal of Civil Engineering Research. Volume 3, Number 1 (2012), pp. 1-14 © Research India Publications.

Tsobnang, C. Awono Onana, U. Chinje Melo, Bitjong Ndombol. Formation, Recherche, Innovation et Développement au cœur de l’interdisciplinarité, Actes des 3èmes rencontres EG@, Harmattan, Cameroun, 2012.

2011

B. Tchamba, E. Kamseu, U.C. Melo, R. Yongue, D. Njopwouo. (2011). Phase and Microstructural Evolution during Densication of Bauxite of Halea-Danielle (Minim-Martap, Cameroun) between 1000 and 1600°C. International journal of Materials Science. ISSN 0973-4589 Volume 6, Number 1, pp. 89-100 © Research India Publications.

Kamseu, C. Leonelli, U.C. Melo, D.S. Perera, P.N. Lemougna. (2011). Polysialate Matrixes from Al-Rich and Si-Rich Metakaolins: Polycondensation and Physico-Chemical Properties. Interceram 60: 01. pp. 25-31.

N. Djangang, E. Kamseu, M.K. Ndikontar, G.L. Lecomte, J. Soro, U.C. Melo, A. Elimbi, P. Blanchart, D. Njopwouo. (2011). Sintering Behaviour of Porous Ceramic Kaolin-Corundum Composites: Phase Evolution and Densification, Materials Science & Engineering A, 528 8311-8318.

N. Lemougna, U.C. Melo, E. Kamseu, A.B. Tchamba. (2011). Laterite Based Stabilized Products for Sustainable Building Applications in Tropical Countries: Review and Prospects for the Case of Cameroon. Sustainability 3: pp. 293-305.

N. Lemougna, J.D. Kenneth MacKenzie, U.C. Melo. (2011). Synthesis and Thermal Properties of Inorganic Polymers (geopolymers) for Structural and Refractory Applications from Volcanic Ash. Ceramics International, 37, pp. 3011-3018.

Obonyo, E. Kamseu, U.C. Melo, C. Leonelli. (2011). Advancing the Use of Secondary Inputs in Geopolymer Binders for Sustainable Cementitious Composites. A Review Sustainability 3: 2, pp. 410-423.

Ndigui Billong, C. Melo, E. Kamseu, J.M. Kinuthia, D. Njopwouo. (2011). Improving Hydraulic Properties of lime–rice Husk Ash (RHA) binders with Metakaolin (MK). Construction and Building Materials 25, pp. 2157–2161.

C. Melo, Ndigui Billong, E.B. Kimaro. (2011). Lime Barium and lime Zinc Glazes with Cameroonian and Tanzanian Raw Materials. Material Science and Applications 2, pp. 1392-1398.

2010

B. Tchamba, U.C. Melo, E. Kamseu, R. Yongue, D. Njopwouo. (2010). Thermal and Sintering Behavior of Bauxites from Haleo-Danielle, Minim-Martap (Cameroon). Industrial Ceramics 30: 1, pp. 1-6.

2009

E Kamseu, C Leonelli, D N Perera, U C Melo, P N Lemougna (2009) Investigation of Volcanic ash based geopolymers as Potential Building Materials Interceram 58: 2-3. 136-140

Leonelli, E. Kamseu, U. C. Melo, A. Corradi, G. C. Pellicani, Descriptive microstructure and fracture surface observations of fired volcanic ash, J Mater Sci (2009) 44:4944–4952.

Ndigui Billong., Melo U.C, Njopwouo D., Louvet F., Bonnet J.P. Effect of mixture constituents on properties of slaked lime-metakaolin-sand mortars containing sodium hydroxide. Cement and Concrete Composite 2009 ; 31: 658 -662.

Ndigui Billong., Melo U.C., Louvet F., Njopwouo D. Properties of compressed lateritic soil stabilized with a burnt clay-lime binder: Effect of mixture components. Construction and Building Materials 2009; 23: 2457-2460.

Kamseu, C. Leonelli, V.M. Sglavo, D.N. Boccaccini, P. Veronesi, U. C. Melo and D. Njopwouo, Alkali-silica Glassy Matrixes (AGM ) as Replacement for Feldspar in Conventional Porcelain Compositions, Sil. Ind. 2009.

2008

E Kamseu, D N Boccaccini, A Sola, A Rizzuti, C Leonnelli, Melo, U Chinje, N Billong (2008) Sintering behavior, microstructure and mechanical properties of low quartz content vitrified ceramics using volcanic ash pp. 19-26(8) Advances in Applied Ceramics 107:1.19-26.

N. Djangang, A. Elimbi, U.C. Melo, G.L. Lecomte, J. Soro, C. Nkoumbou, J. Yvon, P. Blanchart and D. Njopwouo Sintering of clay-chamotte ceramic composites for refractory bricks. Ceramics International, 34 (2008) 1207-1213.

Cristina Leonelli, Elie Kamseu, U Chinje Melo, Anna Corradi, G Carlos Pellacani (2008) Mullitisation Behavior During Thermal Treatment of three Kaolinitic Clays from Cameroon: Densification, Sintering Kinetic and Microstructure. Interceram 57: 6. 396-401.

B. Tchamba, R.Yongue, U.C.Melo, E.Kamseu, D. Njoya, D. Njopwouo, Caractérisation de la bauxite de Haléo-Danielle en vue de son utilization industrielle dans les matériaux à haute teneur en alumina. Sil. Ind., Vol 73, N° 5-6, pp77 -84, (2008).

Ndigui Billong, Chinje Melo, M.K Ndikontar. Effet du Trona sur les proprités hydrauliques d’un ciment Portland compose. Ndigui Billong, U.Chinje Melo, M.K Ndikontar. Sil.Ind. Volume 73 Nr 1-2, 2008.

N. Djangang, A Elimbi, U.C. Melo, G.L. Lecomte, J.Soro, C, J. Yvon, P. Blancart and D. Njopwouo; Refrectory ceramics from clays of Mayouom and Mvan in Cameroon: Applied Clay science, 39 (2008) 10-18.

2007

Leonelli, E.Kamseu, D.N. Boccaccini, U.C Melo, A Rissuti, N.Billong and P.Miselli. Volcanic ash as alternative raw materials for traditional vitrified ceramic products. Advances in Applied Ceramics 2007 Vol 106 N°1.

Kamseu Elie, C Leonelli, D N Baccaccini, P Veronesi, P Miselli, Giancarlo Pellacani, U Chinje Melo (2007) Characterisation of porcelain compositions using two china clays from Cameroon Ceramics International 33: 5. 851-857.

N. Djangang, A Elimbi, U. C. Melo, C. Nkoumbou et al, Characteristics and ceramic properties of clays from Mayoum deposit (West Cameroon), Industrial Ceramics, vol 27, N°2, 2007.

2005

U Chinje Melo, Ndigui Billong, Activité pouzzolanique des déchets de briques et tuiles cuites ; Silicates Industriels, Vol 70 N° 1-2, January-February 2005.

2003

F. Chinje Melo, E. Kamseu and C. Djangang: Effects of fluxes on the fired properties between 950-1050°C of some Cameroonian clays; Tile § Brick Internat. Volume 19 (2003) [6], 384 – 390.

U Chinje Melo, A. Tcheundem, and N. Nsifa, Fusibility of nepheline Syenite from South Province, Cameroon, Tile § Brick Internat. Volume 19 (2003) [5], 312 – 319.

2001

Chinje Melo, Production of granite-concrete tiles, African Journal of Building Materials, Vol 05, N°1, 2001.

1990

F. Chinje and J. H. E. Jeffes: Effects of chemical composition of iron oxides on their rates of reduction. Part 2: Effect of trivalent metal oxides on reduction of hematite to iron. Iron-making and Steel-making, 1990. Vol. 17, N° 5, 317 - 324.

1989

F. Chinje and J.H.E. Jeffes: Effects of chemical composition of iron oxide on their rates of reduction: Part I – Effect of trivalent metal oxides on reduction of hematite to lower iron oxides. Iron-maling and steel-making, 1989, Vol.16, N°2, 90-95.

1986

F. Chinje and J. H. E. Jeffes: Evidence of the formation of liquid phase during gaseous reduction of Fe₂O₃ + Cr₂O₃ solid solutions at low oxygen potentials and relatively low temperatures. Iron-making and Steel-making, 1986. Vol. 13, N°1, 3 -8.