Dr. John Mburu Kiratu Publications

Publications in Journals:

1. George S. Nyamato, Kelvin Wambugu, John Kiratu, Stephen O. Ojwach; Liquid-liquid extraction of copper(II), zinc(II), cadmium(II), and lead(II) from aqueous solution and sewage effluent using phenoxy-amino ligands. Water Sci Technol 2022;https://scholar.google.com/citations?view_op=view_citation&hl=en&user=F3CTUR0AAAAJ&citation_for_view=F3CTUR0AAAAJ:eQOLeE2rZwMC
2. S Sayo, JM Kiratu, GS Nyamato.  Heavy metal concentrations in soil and vegetables irrigated with sewage effluent: A case study of Embu sewage treatment plant, Kenya. - Scientific African, 2020 – Elsevier.https://scholar.google.com/citations?view_op=view_citation&hl=en&user=F3CTUR0AAAAJ&citation_for_view=F3CTUR0AAAAJ:Tyk-4Ss8FVUC
3. FK Migwi, JA Ogunah, JM Kiratu. Occurrence and spatial distribution of microplastics in the surface waters of Lake Naivasha, Kenya. - Toxicology and chemistry, 2020 - Wiley Online Library.https://scholar.google.com/citations?view_op=view_citation&hl=en&user=F3CTUR0AAAAJ&citation_for_view=F3CTUR0AAAAJ:UeHWp8X0CEIC
4. Ogunah, J., Migwi, F., & Kiratu, J. (2020, January). Are Kenyan Fresh Water Lakes Safe? First evidence of microplastic pollution in L. Naivasha. In 13TH INTERNATIONAL CONFERENCE.https://scholar.google.com/citations?view_op=view_citation&hl=en&user=F3CTUR0AAAAJ&citation_for_view=F3CTUR0AAAAJ:IjCSPb-OGe4C
   
5. Kiratu, John. Environmentally benign extraction processes in analytical separation of essential oils. South Dakota State University, 2016 (Doctoral  dissertation).https://scholar.google.com/citations?view_op=view_citation&hl=en&user=F3CTUR0AAAAJ&citation_for_view=F3CTUR0AAAAJ:u-x6o8ySG0sC
6. Huang, Y., Wei, L., Zhao, X., Julson, J., Qiu, C., Dharmarajan, S., Kiratu, J., Raynie, D., Dubey, A. and Qiao, Q., 2016. Biofuel production using Pd/Zn synergistically catalyzed hydrodeoxygenation applied at bio-oil extracted in biomass pyrolysis process. International Journal of Energy Research, 40(12), pp.1724-1730.https://scholar.google.com/citations?view_op=view_citation&hl=en&user=F3CTUR0AAAAJ&citation_for_view=F3CTUR0AAAAJ:d1gkVwhDpl0C
7. Kiratu, J.; Raynie D.; Aiding the Development of Extraction Procedures with Response Surface Methodology. LCGC North America (July, 2015) Volume 33, Issue 7, pg. 454–463.https://scholar.google.com/citations?view_op=view_citation&hl=en&user=F3CTUR0AAAAJ&citation_for_view=F3CTUR0AAAAJ:9yKSN-GCB0IC
8. Shouyun Cheng 1 , Lin Wei 1,*, Xianhui Zhao 1 , Yinbin Huang 1 , Douglas Raynie 2 , Changling Qiu 2 , John Kiratu 2 , and Yong Yu 3; Directly catalytic upgrading bio-oil vapor produced by prairie cordgrass pyrolysis over Ni/HZSM-5 using a two stage reactor. AIMS Energy, 2015, 3(2): 227-240.  https://scholar.google.com/citations?view_op=view_citation&hl=en&user=F3CTUR0AAAAJ&citation_for_view=F3CTUR0AAAAJ:qjMakFHDy7sC
9. J. M. Kiratu, P. M. Nguto, G. N. Kamau L.S, Daniel, EMR Kiremire, K. Kambafwile, K. Chibale, P.J. Rosenthal. Cyclic voltammetry electrochemical studies of Thiosemicarbazone and Semicarbazone ligands derieved Ferrocene and Pyridyl fragments. International Journal of Biochemiphysics, (2011) 19,47-55.
10. Guto, P. M., J. M. Kiratu, L. S. Daniel, E. M. R. Kiremire, and G. N. Kamau. "electron transfer properties of 2-acetylferrocenyl-2-thiophenecarboxylsemicarbazone and its copper (ii) complex." Tapping Nuclear Energy for peaceful purpose (2011): 47.
11. L.S. Daniel, EMR Kiremire, K. Kambafwile, K. Chibale, P.J. Rosenthal, J. M. Kiratu, P. M. Nguto, G. N. Kamau. The FT-IR and malarial biological studies of copper (II) complexes containing Thiosemicarbazone and semicarbarzone ligands derived from Ferrocene and Pyridyl fragments. International Journal of Biochemiphysics, (2010) 18 (1), 8-19.https://scholar.google.com/citations?view_op=view_citation&hl=en&user=F3CTUR0AAAAJ&citation_for_view=F3CTUR0AAAAJ:zYLM7Y9cAGgC

Presentation of Papers at Academic and Professional Conferences

1. Virtual Chemical Sciences Conference, March, 2022, Alternative Environmentally Benign Extraction Solvent: Supercritical Carbon Dioxide
2. Machakos University 2nd Annual International Conference, April 2019, Machakos, Kenya. Alternative extraction benign solvent.
3. Pan Africa Chemistry Network Congress, Nov, 2018, Nairobi, Kenya (Oral Presentation) Environmentally Benign Extraction Processes in Analytical Separation of agricultural products
4. The international ESAECC-TCCA Conference, Sept, 2018, Mombasa, Kenya (Oral presentation) Environmentally Benign Extraction Processes in Analytical Separation of Essential Oils.
5. 19th Annual Green Chemistry & Green Engineering Conference, North Bethesda, MD, USA, 2015, (Poster presentation) Experimental Design Approach for the Optimization of Extraction and Collection of Volatile Compounds using Supercritical Carbon Dioxide
6. ACS National Meeting, Denver, CO, USA, March, 2015 (Oral presentation) Title Experimental Design Approach for the Optimization of Extraction and Collection of Volatile Compounds using Supercritical Carbon Dioxide
7. ACS Midwest Regional meeting, in Colombia, MO, USA November 2014 (Oral presentation) Trapping of Volatile Compounds after Supercritical fluid CO2  Extraction and Application to Extraction of Essential Oils
8. PITTCON conference & exposition on Analytical Chemistry, Chicago Illinois, USA, March 2014, (Oral presentation) Supercritical Carbon Dioxide Extraction of Essential Oil from chrysothamnus nauseous (Rabbit Brush) and rhus aromatic (Skunk Brush)
9. ACS Midwest Regional meeting, October 2013, in Springfield, MO, USA, (Oral presentation Title: Supercritical Carbon Dioxide Extraction of Essential Oil from chrysothamnus nauseous (Rabbit Brush) and rhus aromatic (Skunk Brush)

WORKSHOPS ATTENDED

•    Breaking Bad Chromatography Habits Seminar, Minneapolis, MN. Sponsored by Agilent Technologies, June 2014
•    Annual Diversity Summit, Rapid City, SD, USA. Sponsored by SD EPSCoR, Feb. 2014
•    Science: Becoming the Messenger Workshop, Chamberlain, SD, USA. Sponsored by SD EPSCoR, June 2012
•    ACS Midwest Regional meeting, October 2012, Omaha, NE, USA
•    ACS Green Chemistry Summer School, Colorado School of Mines, Golden, CO, USA. July 2012
•    Life after Graduate School workshop, Chamberlain, SD, USA. Sponsored by SD EPSCoR and ACS, June 2011
•    ACS Midwest Regional meeting, October 2011, St. Louis, MO, USA
•    32nd Minnesota Chromatography Forum Spring Symposium, Minneapolis, MN, USA. May 2011
•    Adding Value Through Green Chemistry, Minneapolis, MN, USA. Jan. 2011
•    Green Chemistry Conference on Sustainability, Sioux Falls, SD, USA. Sept. 2010