Stephen Otieno

Synthesis, characterization and application of acid and alkaline activated volcanic ash-based geopolymers for adsorptive remotion of cationic and anionic dyes from water

Sylvain Tomé, Dzoujo T. Hermann, Victor O. Shikuku et al. · Ceramics International · 2021 · 67 citations

Engineering, Chemical Engineering, Environmental Engineering +12

The effects of metakaolinization and fused-metakaolinization on zeolites synthesized from quartz rich natural clays

Stephen Otieno, Fredrick Orori Kengara, Justin Claude Kemmegne‐Mbouguen et al. · Microporous and Mesoporous Materials · 2019 · 43 citations · Full text

Natural Sciences, Earth Sciences, Materials Science +8

Toward a size scale‐up cold sintering process at reduced uniaxial pressure

Sun Hwi Bang, Kosuke Tsuji, Arnaud Ndayishimiye et al. · Journal of the American Ceramic Society · 2019 · 42 citations

Natural Sciences, Materials Engineering, Materials Science +16

Mapping Food Systems: A Participatory Research Tool Tested in Kenya and Bolivia

José Manuel Freddy Delgado Burgoa, Johanna Jacobi, Stephan Rist et al. · Mountain Research and Development · 2019 · 23 citations · Full text

Public Health, Sustainable Agriculture, Food Security +13

Effect of kaolin pre-treatment method and NaOH levels on the structure and properties of kaolin-derived faujasite zeolites

Stephen Otieno, Chrispin O. Kowenje, Fredrick Orori Kengara et al. · Materials Advances · 2021 · 18 citations · Full text

Agriculture, Geology, Soil Sciences +16