Name: Mbuvi Harun Mbatha

Title/Qualification: Dr. / PhD

Department: Chemistry

Designation/Position: Senior Lecturer and Chairman of Department

Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

Area of Specialization:

- Inorganic Chemistry

- Catalysis

Research Interests:

- Environment, Wastewater Treatment, Soil Fertility, Adsorption, Foliar Fertilizers, Catalyst, Organometallics, Porous Materials, Soil Chemistry, Coordination Compounds

Organometallic Compounds, Porphyrins

- Exploring and developing materials, techniques and practices that offer solutions to global and regional challenges through multidisciplinary research approach.

Google Scholar: https://scholar.google.com/citations?user=pZCRZJ0AAAAJ&hl=en

ORCID ID: https://orcid.org/0000-0002-3246-768X

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Publications:

  • Njue Martin, Mbuvi Harun*, Margret Nga’nga’, Mbugua Gerald (2020). Using Cilantro (Coriandrum Sativum) to Remove Cadmium from Contaminated Water, World Environment 2020, 10(1): 1-9 DOI: 10.5923/j.env.20201001.01
  • Adamu Abdulhameed, Harun M. Mbuvi*, Evans O. Changamu. (2020), Synthesis of Cellulose-Based Superabsorbent Hydrogel from Rice Husk Using a Microwave. American Journal of Materials Science 2020, 10(1): 1-8 DOI: 10.5923/j.materials.20201001.01
  • Adamu Abdulhameed, Harun M. Mbuvi, Evans O. Changamu, Francis M. Maingi (2019), Microwave synthesis of Carboxymethylcellulose (CMC) from Rice Husk. IOSR Journal of Applied Chemistry (IOSR-JAC) e-ISSN: 2278-5736.Volume 12, Issue 12 Ser. I (December. 2019), PP 33-42 iosrjournals.org
  • F MAINGI, M Mwihaki Ng'ang'a, HM Mbuvi, H Mwangi, (2019) Clay-Rice Husk Ash based Geopolymers for Remediation of Pb (II) and Cd (II) from Wastewater, Egerton Journal of Science and Technology 17 (1-139), 15-28
  • M. Maingi, H. M. Mbuvi, M. M. Ng’ang’a, H. Mwangi; (2018) Adsorption of Cadmium Ions on Geopolymers Derived from Ordinary Clay and Rice Husk Ash; International Journal of Materials and Chemistry 8(1): 1-9 doi: 10.5923/j.ijmc.20180801.01
  • M. Maingi, H. M. Mbuvi, M. M. Ng’ang’a; (2018) Aluminophosphates Derived from Tea Leaves and Pumpkin Seeds Ashes Adsorb Lead Ions from Contaminated Water Frontiers in Science, 8(1): 1-10 DOI: 10.5923/j.fs.20180801.01
  • Daniel Muvengei; Harun Mbatha Mbuvi; Margaret Ng’ang’a; Removal of Pb2+ and Cd2+ Ions, Colour and Turbidity from Water Using Carbon and Ash Derived From Maize Cobs; IOSR Journal of Applied Chemistry; (2017),  10(06):58-68

  •  Adamu Abdulhameed; Harun Mbatha Mbuvi; Evans Changamu; Removal of Fluoride Ion by Silicon Nitride Powder;  Int J Water Wastewater Treat; (2017),  3(1): doi http://dx.doi.org/10.16966/2381-5299.137

     

  • F M Maingi; Harun Mbatha Mbuvi; Margaret M. Nganga; Remediation of Water Contaminated with Cr6+ and Cd2+ Using Aluminophosphates Derived from Ashes of Tea Leaves and Pumpkin Seeds; IISTE Chemistry and Materials Research (2016),  8(7):94-102

     

  • Moses M Mbugua; Margaret M Nganga; Benson Wachira; Harun Mbatha Mbuvi; Removal of Lead Ions and Turbidity from Waste Water by Adsorbent Materials Derived from Cactus Leaves; IISTE Journal of Natural Sciences Research  (2016),  6(14):63-72

     

  • Mbugua Gerald, Mbuvi Harun M.*, Muthengia Jackson; Rice Husk Ash Derived Zeolite Blended with Water Hyacinth Ash for Enhanced Adsorption of Cadmium Ions; current world environment. (2014); 9(2):280-286.  http://dx.doi.org/10.12944/CWE.9.2.08

     

  • Kenyanya, O., Mbuvi, H.M.*, Muthengia, J.M. and Omayo, E.K.; Use of Adsorption Isotherm Models to Determine Potassium Fertilizer Acreage Doses for Optimum Maize Growth and Yields in Nyamira County, Kenya; International Journal of Agriculture and Crop Science, (2014); 7(15):1525. http://ijagcs.com/wp-content/uploads/2014/11/1525-1536.pdf

     

  • Nasiebanda, Roselyne; Onindo, Charles O.; Mbuvi, Harun M.*; Speciation Of Cadmium and Lead in Garage Soils From Ngara- Nairobi and Their Levels in Nearby Vegetables and Water; International Journal of Physical and Social Sciences, (2014); 4(3):89-100. http://www.ijmra.us/project%20doc/2014/IJPSS_MARCH2014/IJMRA-4729.pdf

     

  • Kenyanya, O Muthengia, J.M., Mbuvi, H.M., Omayo, E.K; Comparative Studies of Four Parametric Models for Potassium Adsorption in Soils of Nyamira County, Kenya, International Journal of Management, IT and Engineering (2013); 3(11):32-42. http://www.ijmra.us/project%20doc/IJMIE_NOVEMBER2013/IJMRA-4073.pdf

     

  • Kenyanya Omanga, Jackson Wachira, Harun Mbuvi *; Determination of Potassium Levels in Intensive Subsistence Agricultural Soils in Nyamira County, Kenya. International Journal of Agriculture and Forestry. (2013); 3(7):294-302. http://article.sapub.org/10.5923.j.ijaf.20130307.06.html

  •  Chengo Katana, Murungi Jane, Mbuvi Harun*: Speciation of Zinc and Copper in Open-Air Automobile Mechanic Workshop Soils in Ngara Area-Nairobi Kenya. Resources and Environment. (2013); 3(5):145-154. doi:10.5923/j.re.20130305.06 http://article.sapub.org/10.5923.j.re.20130305.06.html

     

  • Chengo Katana, Murungi Jane, Mbuvi Harun*: Speciation of Chromium and Nickel in Open-Air Automobile Mechanic Workshop Soils in Ngara, Nairobi, Kenya. World environment. (2013); 3(5):143-154. doi: 10.5923/j.env.20130305.01. http://article.sapub.org/10.5923.j.env.20130305.01.html

     

  • Naftali T. Muriithi*, Charles O. Onindo, Harun M. Mbuvi and Dickson M. Andala: Oxidation of cyclic amines by molybdenum(II) and tungsten(II) halocarbonyls, [M(CO)4X2]2 (M = Mo, W; X = Cl, Br). Bulletin of the Chemical Society of Ethiopia (2013); 27(2):233. http://dx.doi.org/10.4314/bcse.v27i2.8

     

  • Harun M. Mbuvi, Erik R. Klobukowski, Gina M. Roberts, L. Keith Woo: OH insertion and tandem NH insertion/cyclization reactions using an iron porphyrin as catalyst with diazo compounds as carbene sources. Journal of Porphyrins and Phthalocyanines - J Porphyr Phthalocya. (2010);; 14(03):284. DOI: 10.1142/S1088424610001982

  • Harun M. Mbuvi, L. Keith Woo: Addition of carbenes derived from aryldiazoacetates to arenes using chloro(tetraphenylporphyrinato)iron as catalyst. Journal of Porphyrins and Phthalocyanines - J Porphyr Phthalocya. (2009); 13(01):136 DOI: 10.1142/S1088424609000036.

  • Harun M. Mbuvi, L. Keith Woo: Catalytic C−H Insertions Using Iron(III) Porphyrin Complexes. Organometallics (2008); 27(4):637-645.

     

    Conference/Workshops/Seminar Papers

    Harun Mbatha Mbuvi: Speciation of Cadmium and Lead in Garage Soils from Ngara- Nairobi and Their Levels In Nearby Vegetables and Water. The 7 th International Kenya Chemical Society Conference, Maseno University, Kenya; 10/2012

    Harun Mbatha Mbuvi: New Catalytic Reactions of Iron(III) Porphyrins. International Conference on Porphyrins and Phthalocyanines (ICPP-5); 07/2008

    Harun Mbuvi, Department of Chemistry, Woo Group, Iowa State University "Novel Reactions Catalyzed By Metal Porphyrin Complexes". April 11, 2007

    Harun Mbuvi, Woo Group "Catalytic C-H Insertions Using Silver, Copper and Iron (III) Porphyrin Complexes" March 25, 2005, Friday, 1352 Gilman,