CONFERENCE PRESENTATIONS (ORAL PRESENTATIONS):

1. Stephen N. Mailu, Graphenated Polypyrrole Nanocomposite for Real Time Determination of Pollutants in Water, ‘2^nd International Conference of Machakos University’ Machakos University, 24^th -26^th April, 2019
2. Stephen N. Mailu, Simultaneous Determination of Anthracene and Phenanthrene in Water Based on Nanoalloys, ‘International Conference on Science, Technology and Innovation for Sustainable Development in Dryland Environments’ SEKU-UMMA; 19th-23^rd November, 2018
3. Stephen N. Mailu, Nanoalloys for Pollutants Detection, The 5^th Humboldt Conference at Sportsman’s Arms Hotel, Nanyuki – Kenya, 19^th – 21^st June, 2018.
4. Stephen N. Mailu, Priscilla G.L Baker, Emmanuel I. Iwuoha, Electrochemical Determination of Hydrazine in Waste Water, Machakos University 1^st Annual International Conference, Machakos University, 17^th – 19^th April, 2018.
5. Stephen N. Mailu, Priscilla G.L Baker, Emmanuel I. Iwuoha, Determination of Highly Carcinogenic Polyaromatic Hydrocarbons in Water Based on Nanoalloys, The 10^th Symposium of the African Network for Chemical Analysis of Pesticides and Other Pollutants (ANCAP), at Reef Hotel, Mombasa, 2^nd – 4^th December, 2017.
6. Stephen N. Mailu, Priscilla G.L Baker, Emmanuel I. Iwuoha, Pt(100)-Based Nanoalloys for Pollutants Detection 7^th International SEANAC –Africa Conference, at Reef Hotel, Mombasa, 28^th Nov.- 1^st Dec., 2017.
7. Stephen N. Mailu, Priscilla G. Baker and Emmanuel I. Iwuoha, Determination of Anthracene Based on Nanoalloys – Polymer Composites, 2^nd Interdisciplinary International Scientific Conference at Kibabii University,  14^th – 15^th June, 2017.
8. Stephen N. Mailu, Priscilla G. Baker and Emmanuel I. Iwuoha, Hydrazine Electrochemical Sensor Based on Pt(100)Rh Nanoalloys, the Kenya Chemical Society 9^th International Conference at USIU – Africa, Kenya, 9^th – 12^th May, 2017.
9. Stephen N. Mailu, Priscilla G. Baker and Emmanuel I. Iwuoha, Determination of Water Pollutants Based on Nanoalloys, University of Kabianga’s 1^st International Conference at Kericho Tea Hotel, Kericho, Kenya, 26^th – 28^th October, 2016.
10. Stephen N. Mailu, Priscilla G. Baker and Emmanuel I. Iwuoha, Development of Preferentially Oriented Pt(100) nanoalloy Electrocatalysts for the Next Generation Fuel Cells, Faculty of Science Postgraduate Research Open Day, University of the Western Cape (UWC), South Africa, 30^st October, (Won a price as the 2^rd best oral presenter – Doctoral category)
11. Stephen N. Mailu, Priscilla G. Baker and Emmanuel I. Iwuoha, Facile Synthesis and Characterization of Novel Pd-Au-Ag Nanoclusters and their Application as Electro-catalysts for Ammonia Oxidation, 63^rd Annual Meeting of the International Society of Electrochemistry (ISE), Prague, Czech Republic, 19-24^th August,
12. Stephen N. Mailu, Priscilla G. Baker and Emmanuel I. Iwuoha, Synthesis, Characterization and Application of Novel (100) Preferentially Oriented Platinum Nanoalloys for Direct Ammonia Fuel Cells, 2^rd International symposium on Electrochemistry, Electrochemistry for energy, African Routes Conference Centre, University of the Western Cape (UWC), South Africa; 19-20^th July,
13. Stephen N. Mailu, Priscilla G. Baker and Emmanuel I. Iwuoha, Reactivities of novel ultrasensitive symmetrical Pt(100) nanoalloy systems in ammonia oxidation, Faculty of Science Postgraduate Research Open Day, University of the Western Cape (UWC), South Africa, 31^st October,
14. Stephen N. Mailu, Priscilla G. Baker and Emmanuel I. Iwuoha, Production of Hydrogen in Alkaline Media Via Ammonia Electrolysis, Young SACI Symposium, University of the Western Cape (UWC), South Africa, 24^th -25^th November,
15. Stephen N. Mailu, Priscilla Baker, Emmanuel Iwuoha, Amperometric detection of anthracene based on bimetallic nanoparticles/nanostructured overoxidized-polypyrrole composite, Stellenbosch University, South Africa, International conference on Analytical Sciences (Analytica 2010), 5^th-9^th 2010.
16. Stephen N. Mailu, Priscilla Baker, Emmanuel Iwuoha, Simultaneous amperometric detection of anthracene and phenathrene base on Ag-Au nanoalloy/polypyrrole composite, Young SACI Symposium, University of Cape Town (UCT), South Africa, 25^th 2010.

POSTER PRESENTATION

1. Stephen N. Mailu, Priscilla Baker, Emmanuel Iwuoha, Electrochemical Sensor for Anthracene based on Ag-Au alloy nanoparticles/overoxidized-polypyrrole composite, 10^th International symposium on ‘Kinetics in Analytical Chemistry’ Fountains Hotel, Cape Town, South Africa. 2^nd-4^th 2009. (Won a price as the 3^rd best poster presenter)

WORKSHOPS ATTENDED:

1. Workshop on Sustainable Chemical Security and Substitution held in Great Rift Valley Lodge, Naivasha, Kenya, 30^th  April – 2^nd  May, 2019.

1. Chemical Security training for University and College Staff within Machakos County, Machakos University Hotel, Koma Hall, Machakos, 18^th – 20^th July,
2. Experts Workshop on Sustainable Use of Water Resources, Maseno University, Kisumu – Kenya; a plenary speaker on Determination of Highly Carcinogenic Polyaromatic Hydrocarbons and Hydrazine in Water Based on Nanoalloys as a plenary speaker, 4^th – 7^th July, 2016
3. Research, Innovation and Technology at Machakos University Hotel and Conference Centre, Machakos, 15^th – 16^th September, 2016
4. Electrochemsa Workshop IV: International workshop on electrochemical microscopy and spectroscopy, Nelson Mandela Metropolitan University – Port Elisabeth, South Africa; Organized by ElectrochemSA and South African Chemical Institute (SACI), 21^st-22^nd 2011.
5. South African Raman Workshop, University of Pretoria, South Africa, 27^th -28^th November, 2012.
6. Course training on Fluorescence Microscopy at Stellenbosch University, South Africa, on 7^th July, 2011
7. Course training on Chemical Safety Training at University of the Western Cape, South Africa, on 19^th November, 2009

HONORS AND AWARDS:

1. 3^rd best poster presentation award; 10^th International symposium on ‘Kinetics in Analytical Chemistry’ Fountains Hotel, Cape Town, South Africa. 2^nd-4^th Dec. 2009.
2. 2rd best oral presentation award; Faculty of Science Postgraduate Research Open Day, University of the Western Cape (UWC), South Africa, 30^st October, 2013