Biochar-Driven Activity Enhancement of Co3O4 Catalyst for 4-Nitrophenol Reduction: RSM-CCD Optimization, Kinetic Insights, and Recyclability
Layla El Moussaoui, Majda Ben Ali, Abdellah Benzaouak, Oumaima Sadik, Mohammed Dahhou, Abdelekbir Bellaouchou, Adnane El Hamidi, Abdelouahed Lokmane · 2026
Read Biochar-Driven Activity Enhancement of Co3O4 Catalyst for 4-Nitrophenol Reduction: RSM-CCD Optimization, Kinetic Insights, and Recyclability by Layla El Moussaoui, Majda Ben Ali, Abdellah Benzaouak, Oumaima Sadik, Mohammed Dahhou, Abdelekbir Bellaouchou, Adnane El Hamidi, Abdelouahed Lokmane (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13567606.txt.
Description
Layla El Moussaoui and co-authors built a catalyst on biochar to clean a toxic pollutant from water, in a 2026 paper. The pollutant, 4-nitrophenol, can be turned into a useful drug making intermediate by a reduction reaction. Their support material was porous biochar made by heating sewage sludge and washing it with acid. Cobalt oxide particles were then loaded onto it at several levels.
Many lab methods confirmed the makeup and pore structure of the combined material. A statistical design varied catalyst dose, reducer strength, and cobalt oxide content to find the best mix. At the best settings, a small dose cleared the pollutant fully within five minutes. The tuned catalyst was porous, spread its active particles well, and stayed stable across reuse. The authors present it as a low cost option for this cleanup task.
Catalog record
| CREATOR | Layla El Moussaoui, Majda Ben Ali, Abdellah Benzaouak, Oumaima Sadik, Mohammed Dahhou, Abdelekbir Bellaouchou, Adnane El Hamidi, Abdelouahed Lokmane |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 57 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |