Dr. Jean Noël Djobo Yankwa

Profile

Academic positionPost Doc
Research fieldsConstruction Material Sciences, Chemistry, Building Physics
KeywordsPhosphate cement, Aluminosilicate, Geopolymer, Volcanic ash, Construction materials

Current contact address

CountryCameroon
CityYaounde
InstitutionMinistere de la Recherche Scientifique et de l'Innovation
InstituteLocal Materials Promotion Authority (MIPROMALO)

Host during sponsorship

Prof. Dr. Dietmar StephanInstitut für Bauingenieurwesen, Technische Universität Berlin, Berlin
Prof. Dr. Yiannis PontikesInstitute of Mechanics, Materials and Civil Engineering, Katholieke Universiteit Leuven, Leuven Heverlee
Start of initial sponsorship01/12/2018

Programme(s)

2018Georg Forster Research Fellowship Programme for Postdocs

Publications (partial selection)

2026Dan Meng and Jean Noel {Yankwa Djobo} and Isabel Pol Segura and Rodrigue Cyriaque Kaze and Carsten Kuenzel and Navid Ranjbar: Clay activation: A review. In: Materials Today, 92, 2026, 519-551
2026Djobo, Jean Noel Yankwa and Wong, Hong and Cheeseman, Christopher: Reactivity Evolution of Mechanochemically Activated Laterite Used as a Supplementary Cementitious Material. In: Journal of the American Ceramic Society, 109, 2026, e70668
2025Sylvain Tome and Jean Noel Y. Djobo and Christelle N. Bewa and Hong Wong and Claus H. Rüscher: Impact of inherent characteristics of raw laterite and its calcination on properties of geopolymers. In: Cement and Concrete Composites, 161, 2025, 106082
2024Jean Noel Yankwa Djobo and Sylvain Tome: Insights into alkali and acid-activated volcanic ash-based materials: A review. In: Cement and Concrete Composites, 152, 2024, 105660
2023Djobo, Jean Noël Yankwa and Hirsch, Tamino and Stephan, Dietmar: Early age properties and water resistance of calcium hydroxide modified volcanic ash-based phosphate geopolymer binders. In: International Journal of Ceramic Engineering \& Science, 5, 2023, e10188
2023Nkwaju, Rachel Yanou and Nouping, Joëlle Nadia Fekoua and Bachirou, Soumayah and Abo, Tatiane Marina and Deutou, Juvenal Giogetti Nemaleu and Djobo, Jean Noël Yankwa: Effective Stabilization of Cadmium and Copper in Iron-Rich Laterite-Based Geopolymers and Influence on Physical Properties. In: Materials, 16, 2023,
2022Rodrigue {Cyriaque Kaze} and Abdolhossein Naghizadeh and Leonel Tchadjie and Adeyemi Adesina and Jean {Noel Yankwa Djobo} and Juvenal Giogetti {Deutou Nemaleu} and Elie Kamseu and Uphie {Chinje Melo} and Bassam A. Tayeh: Lateritic soils based geopolymer materials: A review. In: Construction and Building Materials, 344, 2022, 128157
2022Djobo, J. N. Y. and Moustapha and Ndjonnou, L. P. T. and Etame, K. K. and Stephan, D.: The role of curing temperature and reactive aluminum species on characteristics of phosphate geopolymer. In: RSC Adv., 12, 2022, 29653-29665
2022{Djobo, Jean Noel Yankwa Stephan}, Dietmar: {The reaction of calcium during the formation of metakaolin phosphate geopolymer binder}. In: Cem. Concr. Res., 2022, 106840
2022Djobo, Jean No{\"{e}}l Yankwa and Stephan, Dietmar: {Understanding the binder chemistry, microstructure and physical properties of volcanic ash phosphate geopolymer binder}. In: J. Am. Ceram. Soc., 2022, 1--12
2021Djobo, Jean No{\"{e}}l Yankwa and Stephan, Dietmar: {Control of the setting reaction and strength development of slag-blended volcanic ash-based phosphate geopolymer with the addition of boric acid}. In: J. Aust. Ceram. Soc., 2021,
2021{Djobo, Jean No{\"{e}}l Yankwa Nkwaju}, Rachel Yanou: {Preparation of acid aluminum phosphate solutions for metakaolin phosphate geopolymer binder}. In: RSC Adv., 2021, 32258--32268
2020Jean Noël Yankwa Djobo; Antoine Elimbi; Dietmar Stephan: Phase and dimensional stability of volcanic ash-based phosphate inorganic polymers at elevated temperatures. In: SN Applied Sciences, 2020, 828
2020Jean Noël Yankwa Djobo, Dietmar Stephan, Antoine Elimbi: Setting and hardening behavior of volcanic ash phosphate cement. In: Journal of Building Engineering , 2020, 101427