Dr. Bakari Chaka

Lecturer - Analytical Chemistry

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  1. Chaka Bakari, Osano Aloys, Justin Maghanga, & Martin Magu. The Influence of Biocatalytic Plant Extracts on Biogas Production from Kitchen Wastes at Cryo-mesophilic Temperature Regimes. International Journal of Economy, Energy and Environment. 4, No. 5, 2019, pp. 96-105. doi: 10.11648/j.ijeee.20190405.12
  2. Osano Aloys, Chaka Bakari. "Effects of Green Bio-Catalysts and Ferric Oxide in CryoMesophillic Temperature Biogas Production" International Journal of Research and Innovation in Applied Science -IJRIAS4 issue 9 September 2019, pp.60-67 URL:

https://www.rsisinternational.org/journals/ijrias/DigitalLibrary/Vol.4&Issue9/60-67.pd

  1. Muiruri Martin, Osano Aloys, Chaka Bakari. Synthesis and Characterization of Hydrocarbon Fuels from Cassava Seed Oil using an Indigenous Salt Catalyst. International Journal of Research and Innovation in Applied Science (IJRIAS) | Volume IV, Issue XII, December 2019|ISSN 2454-6194
  2. Chaka Bakari, Osano Aloys, Githua Daniel, Osigo Michael. Optimization of Antimicrobial and Pesticidal Efficacies of bio-slurry using Terminalia b. and Acanthaceae spp. International Journal of Research and Innovation in Applied Science (IJRIAS) | Volume IV, Issue XII, December 2019|ISSN 2454-6194
  3. Chaka Bakari, Olal Wyclife, Aloys Osano, Magu Martin, Omondi Fredrick (2019). Analysis of Faroe spp. and Cyombopogon citratus extracts for their beverage potential visa-vis processed black coffee and black tea leaves. European Journal of Food Sciences

Technology, Vol 8(1). Pp. 34-54. ISSN 2056-5801

  1. Renei Shopoko, Osano Aloys, Chaka Bakari (2020). Characterization of Malaria Preventive Extracts from Myrsine africana International Journal of Tropical Diseases and Health Sciences. 40(4): 1-11, 2019; Article no. IJTDH.54545. DOI: 10.9734/IJTDH/2019/v40i430233
  2. Aloys Osano, Justin Maghanga, Chiedza Munyeza, Chaka Bakari, Wyclife Olal, Patricia Forbes, (2020). Insights into household energy use in Kenyan communities, Journal of

Sustainable     Cities   and      Society             (Elsevier).       55        (2020).             102039. https://doi.org/10.1016/j.scs.2020.102039  

  1. Chaka Bakari, Aloys Osano, Magu Martin (2019). Analysis of Similarities between five Indigenous Bio-catalyst extracts used by several Communities in Kenya. European Scientific Journal March 2020 edition Vol.16, No.9 ISSN: 1857 – 7881 (Print) e - ISSN 1857- 7431. Doi:10.19044/esj.2020.v16n9p367
  2. Theuri John, Linda Mesoppirr, Magu Martin, Osano Aloys, Chaka Bakari (2019). Effect of pH on Adsorption of Amoxycillin Trihydrate using Activated Charcoal from Maerua Decumbens. International Journal of Water Science. Vol 2(1): 104.
  3. Chaka Bakari, Aloys Osano (2018). Removal of Carbonyl-Containing Effluents by Photodegradation Using β-Carotene Embedded onto Zinc Oxide Particles. Journal of Health Science 7, 262-272, doi: 10.17265/2328-7136/2019.04.008
  4. Chaka Bakari, Olal Wyclife, Osano Aloys, Suter Kiplagat, Magu Martin, Abdallah Marjan, Kehongo Moses, Mwendwa Geoffrey. (2020). The Influence of Bomet Red Rock on composite organic fertilizers prepared from Tithonia diversifolia leaves and Musa acuminata (banana) Journal            of         Plant nutrition. https://doi.org/10.1080/01904167.2020.1793178  
  5. Bakari A. Chaka, Aloys M. Osano, Justin M. Maghanga & Martin M. Magu (2020). Optimization of bio-slurry available plant nutrients using Terminalia b. and Acanthaceae spp. bio-catalysts, Journal of Advances in Agriculture (Hindawi). 2020, pp. 1-12. https://doi.org/10.1155/2020/4526485
  6. Maxwel Gitonga, Osano Aloys, Bakari Chaka (2018). Analysis of the catalytic behavior of Osyris alba bark and Indigofera amabelacensis leaves extract in ethanoic and lactic fermentation. Op Acc J Bio Sci & Res 6(2)-2020. doi: 10.46718/JBGSR.2020.06.000143
  7. Wachira Susan, Kirui Stella, Bakari Chaka (2021). Isolation and Characterization of Probiotic Lactic Acid Producing Bacteria in Kenyan Traditionally Fermented Milk, (Open Journal of Biogeneric Sciences). Op Acc J Bio Sci & Res 6(2)-2020. DOI: 10.46718/JBGSR.2020.06.000143
  8. Nduni Mercy Njeri, Osano Aloys, Bakari Chaka. (2020). Synthesis and Characterization of Aluminium Oxide Nanoparticles from Waste Aluminium Foil and Potential Application in Aluminium-Ion Cell. (Journal of Clean Production, Elsevier), Vol 3; 100108, https://doi.org/10.1016/j.clet.2021.100108
  9. Chaka, B., Kiplagat, S., Wyclife, O., Aloys, O., Martin, M., Abdallah, M., Moses, K., Mwendwa, G., Omondi, F. (2021). Time-course analysis of chemical and physical properties of organic fertilizer from Tithonia diversifolia International journal of recycling organic waste in agriculture, 10(3), 257-264. doi:

10.30486/ijrowa.2021.1902872.1090

  1. Abdallah Marjan, Osano Aloys, Chaka Bakari (2021). Purification of Bio-slurry Waste

Using an Electrolytic Biomass Solar Cell with Co-generation of Bio-hydrogen Gas, International Research Journal of Environmental Sciences. Vol. 10(1), 38-44. ISSN 23191414.

  1. Thiong’o Boniface, Osano Aloys, Bakari Chaka (2020). Investigating the Ohmic Behavior of mediator-less Microbial Fuel Cells using Sewerage Water as the Bio-Anode.

Cogent            Engineering,   Taylor &             Francis,           9:1,      2079222, doi.10.1080/23311916.2022.2079222

  1. Patricia Forbes, Aloys Osano, Justin Maghanga, Chiedza Munyeza, Bakari Chaka, Adedapo Adeola and Sifiso Nsibande, “Polycyclic aromatic hydrocarbon emissions arising from domestic combustion: A Kenyan case study”, 2022 Conference of the National Association for Clean Air, 5-7 October 2022, Kempton Park, South Africa. Conference proceedings ISBN:978-0-6397-1934-4
  2. Chaka, B., Osano, A.M., Forbes, P.B.C. Seasonal variation in pesticide residue occurrences in surface waters found in Narok and Bomet Counties, Kenya. Environ Monit Assess 195, 1050 (2023). https://doi.org/10.1007/s10661-023-11629-4
  3. Wamumwe John, Kiragu Denis, & Bakari Chaka (2024). Phytochemical screening, FTIR and GCMS analysis of Cucurbita pepo seeds cultivated in Kiambu county, Kenya, Heliyon 10 (2024) e30237; https://doi.org/10.1016/j.heliyon.2024.e30237
  4. Chaka B, Osano AM, Nyaigoti OW, Forbes PB.C. (2024). Investigations into the occurrence of polycyclic aromatic hydrocarbons in surface waters of the Narok and Bomet counties of Kenya. Royal Society Open Science. 11: 240019. https://doi.org/10.1098/rsos.240019
  5. Chaka B, Osano AM, Nyaigoti OW, Forbes PB.C. (2024). Preparation and Application of Cow Dung Biochar Adsorbent in Removal of Pesticide Residues and Polycyclic Aromatic Hydrocarbons (PAHs) From Water. Chemistry Africa, https://doi.org/10.1007/s42250025-01186-3

Research Papers under Review

  1. Wamumwe J. Mwangi, Aloys Osano, Bakari Chaka. (2023). Fabrication of a galvanoicion cell using waste aluminum foils and citric acid electrolyte, Electromica-Acta (Under Review)

BOOK

  1. Osano Aloys, Chaka Bakari, Morompi Ole Masago, Abdallah Marjan (2022). A deeper Insight into the Science of Biogas and Bio-slurry production in developing nations, LAP Lambert Academic Publishing, ISBN. 978-620-4-72492-8

BOOK CHAPTER

  1. Chaka Bakari, Osano Aloys, Justin Maghanga, & Martin Magu. (2020). The Influence of Biocatalytic Plant Extracts on Biogas Production from Kitchen Wastes at Cryo-mesophilic

Temperature Regimes. Advances in Energy Research, Vide-Leaf.com. ISBN: 978-81945175-4-2

MINI REVIEWS 

  1. Chaka Bakari, Osano Aloys, Abdallah Marjan. The Fallacy of Organic Fertilizers and Synergistic

Interactions Between Zn2+ and Inorganic Phosphate Groups. Modern Concepts &

              Development         Agronomy         8(4).                 MCDA.               000694.          2021.                   DOI:

10.31031/MCDA.2021.08.000694

  1. Chaka Bakari, Osano Aloys & Marjan Abdallah (2021). Climate change and the tale of Lates niloticus (Nile perch) in Kenya: Is it a loss or a blessing in disguise? Nutrition and Food Science International Journal. NFSIJ-MRW-21-868 (In Press)

WHITE PAPER 

  1. Pasteurization of The Maasai ‘Osoroi’ Indigenous Food to Enhance its Preservation, Food and Agricultural Organization (FAO) Whipala on Indigenous Food Systems

PATENTS 

  1. KE/UM/2024/2841. Bakari Chaka, Marjan Abdallah & Osano Aloys. Catalytic Formulation for Optimizing Biogas Production - Granted
  2. KE/P/2021/3957. Suter Kiplagat, Bakari Chaka. Portable energy storage cooking device – Under Publication
  3. KE/P/2019/3223. Osano Aloys, Chaka Bakari. Portable Domestic Biogas Systems.
  4. KE/P/2019/3303. Chaka Bakari, Aloys Osano. Removal of carbonyl-containing effluents by photodegradation using carotene embedded onto zinc oxide particles
  5. KE/P/2020/3403. Chaka Bakari, Osano Aloys. Use of Terminalia brownii and Acanthaceae spp. extracts to optimize biogas and bio-slurry production process.

STARTUPS 

  1. BioAfri Solns (Oct, 2024 to date) – A startup initiated to produce and commercialize biogas catalysts, biodigesters formulations and innoculants to reduce sewer levels in toilet latrines. Please check: www.bioafrisolns.org

RESEARCH PROJECTS GRANTS ATTRACTED

  1. CNRS (France); € 180, 000 (Ksh. 27 M); June, 2023; Principal Investigator – Dr. Aloys Osano; Project Title - “Embodied energy” Socializing low technologies and resources in alternative energy production.
  2. MRS Foundation; Ksh. 1.0 M; October, 2023; Principal Investigator – Mr. Bakari Chaka; Project Title - JUAMI-Charz: An African Materials Characterization Initiative

COLLABORATIVE RESEARCH PROJECTS

  1. Monitoring Emissions of PAHs from Renewable and Non-Renewable Fuel Combustion in Urban and Rural Kenya by Prof. Patricia Forbes (University of Pretoria, S. Africa) and Dr. Aloys Osano, Maasai Mara University); 2017-2020.
  2. A Review on Indigenous People and Renewable Energy Projects in Kenya. A Comprehensive Research Project by Dr. Aloys Osano and The Ogiek Peoples’ Development Program (OPDP) in collaboration with Indigenous Movement for Peace Advancement and Conflict Transformation (IMPACT) and Friends of Lake Turkana (FoLT).

CONFERENCES ATTENDED OR ORGANIZED

  1. 2016 Inter-University Conference, 6th -10th February 2016 (Mombasa)
  2. 3rd Annual Maasai Mara University International Conference, 28th -29th June 2017 (Maasai Mara University, Narok)
  3. 2nd Annual Kenya National Innovation Agency, KENIA conference, 5th 2018 (Nairobi)
  4. 4th Annual Maasai Mara University International Conference, 11th-13th September, 2018 (Maasai Mara University, Narok)
  5. ANSO-MMU-SAJOREC- international conference, 4th-6th September, 2019 (Maasai Mara University, Narok)
  6. 2nd Annual Kenya National Innovation Agency, KENIA conference, 5th 2018 (Nairobi)
  7. 6th Maasai Mara University International Conference 2021, 28th – 30th June, 2021 (Maasai Mara University, Narok)
  8. NACOSTI Multi-sectoral Conference on Science, Technology and Innovations (STI), 4th – 6th August, 2021, (Naivasha)
  9. National Lands Commission Conference on Land Use, 24th – 25th November, 2021 (Nairobi)
  10. The MMARAU-ASWEK International Conference 2022, 25th – 27th May, 2022 (Maasai Mara University, Narok)
  11. The 2nd GDR Rift Colloquium, 22nd – 24th November, 2022, Lyon, France
  12. The MMARAU International Conference, 2023; 27th – 29th June, 2023 (Maasai Mara University, Narok)
  13. The GDR Rift Symposium, Le Grand Rift Africain – A la confluence des Temps’; 17th – 18th November, 2023; College de France, Paris, France
  14. The 3rd GDR Colloquium; 13th – 17th May, 2024; Maasai Mara University, Narok, Kenya
  15. The 2nd Biannual Social Work & Multidisciplinary International Conference, 2024; 29th – 31st May, 2024; Maasai Mara University, Narok, Kenya
  16. The first AI Innovations National Hackathon, 24th October 2024; Maasai Mara University, Narok, Kenya
  17. The Royal Society of Chemistry Pan African Chemistry Network (PACN) Congress; 29th – 31st October, 2024; University of Nairobi, Kenya
  18. The 1st HEARTS4Climate International Conference, 2025; 3rd to 9th August, 2025; Maasai Mara University, Narok, Kenya
  19. The 29th Earth Sciences, RST International Conference; 27th to 31st October, 2025; University of Montpellier, France

WORKSHOPS ATTENDED 

  1. 1st KIPPRA-Kenyan Universities Collaboration Workshop, 16th November, 2018 (Narok)
  2. TWAS-SAREP Workshop on Effective Scientific Communication skills, 25th October, 2019 (Nairobi)
  3. NRF Training on IPRs in Research and Innovation, Innovation and Commercialization, Resource Mobilizations, Grant Winning and Research Publications, 23rd – 25th March, 2021 (Maasai Mara University)
  4. KeNIA Innovations Champions and Commercialization Workshop, 17th – 21st May, 2021 (Sawela Lodge, Naivasha)
  5. Pedagogical Capacity Building Training, 16th June, 2021 (Maasai Mara University)
  6. Designing Effective IP Policies for Academics and Research Institutions, KeNIA Workshop, 22nd – 24th September, 2021 (Machakos University)
  7. KeNIA Training on Technology Transfer and Commercialization of Intellectual Property, 4th – 6th October, 2021 (Machakos University)
  8. University Journal Establishment Workshop, 11th April, 2022 (Maasai Mara University)
  9. Royal Society of Chemistry – Pan African Chemistry Network – Training on Liquid Chromatography – Mass spectrometry/Mass Spectrometry in tandem (LC-MS/MS), 22nd – 26th August, 2022 (Jomo Kenyatta University of Agriculture and Technology, Kenya)
  10. Royal Society of Chemistry – Pan African Chemistry Network – Training on Nuclear Training Resonance (NMR), 4th – 7th October, 2022 (University of Nairobi, Kenya)
  11. Vision Scientific and ThermoFischer Scientific Workshop on Scanning/Transmission Electron Microscopy, 31st October, 2022 (Ole Sereni Hotel, Nairobi)
  12. The L'École des hautes études en sciences sociales (EHESS) Workshop on Sustainable

Energy versus Human Rights, EHESS, Paris, France

  1. Cybersecurity workshop – by SAV IT Africa Technologies, 23rd March, 2023, Maasai Mara University, Kenya
  2. Vision Scientific and ThermoFischer Scientific Workshop on X-Ray Fluorescence (XRF), X-Ray Diffractometry (XRD) and OES, 31st March, 2023 (Eka Hotel, Nairobi)
  3. Grant-winning Research Proposal Training, 3rd – 4th May, 2023, Maasai Mara University, Kenya.
  4. Fundamentals of X-Ray Diffraction (XRD) Virtual Workshop, 18th – 20th July, 2023, Multimedia University of Kenya.
  5. Big Data Analytics (BDA) Workshop, 28th August – 1st September, 2023, Maasai Mara University, Kenya
  6. Basic and Intermediate Solar Training (T1 + T2), 11th – 12th September, 2023, Maasai Mara University, Kenya
  7. Institutional Scientific Research Ethics Committee (ISREC) Training; 26th – 28th September, 2023; Maasai Mara University, Kenya
  8. Research database Management Training; 6th November, 2023; Maasai Mara University, Kenya
  9. Advanced Solar Training (T3), 7th – 10th November, 2023; Maasai Mara University, Kenya
  10. Research-to-Commercialization (R2C) Cohort 4 Workshop; March - July, 2024; Park Inn by Radisson, Nairobi, Kenya
  11. Institutional Scientific Research Ethics Training; 24th – 28th March, 2025; Maasai Mara University, Kenya

SUMMER SCHOOL ATTENDED 

  1. The 3rd Joint US-Africa Materials Institute (JUAMI) Summer school; 18th – 30th June, 2023; Nairobi, Kenya
  2. The African Doctoral Academy (ADA) Research Writing skills Summer School; 20th January – 17th February, 2024, Stellenbosch University, Cape Town, South Africa
  3. The East Africa School for Young Researchers on Advanced Machine Learning Techniques (EASY-ML); 9th – 22nd July, 2025, University of Nairobi, Kenya

           Duration                                         Employer                                                  Position

Jan. 2026 -                         Maasai Mara University (MPS Department)         Lecturer (Chemistry)

Jan. 2021 - Dec. 2025      Maasai Mara University (Research & Innovation Dept.)  Snr Techn. II

Jan. 2021 – Dec. 2025     Maasai Mara University (MPS Department)                     Part time Lecturer

Oct. 2020 – Jan 2021       Maasai Mara University (Research & Innovation Dept.)  Casual Officer Feb. 2017 – Dec. 2017     Maasai Mara University (Research & Innov Dept.)  Volunteer Res.

Asst

June 2016 to Jan 2017        Graceland Senior School                           Maths/Chem Teacher

July 2015 to Sept 2015       Mombasa Cement limited                         Attaché, Quality Control

Awards and Recognitions
1. Pan-African Chemistry Network (PACN) – Royal Society of Chemistry (RSC) Congress, 28th to 31st October, 2024; Best Poster Award