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Dr. Hellen Adhiambo Ogot

Dr. Hellen Adhiambo Ogot

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hogot@kabianga.ac.ke Dr. Hellen Adhiambo Ogot
P.O BOX 2030 - 20200
Kericho, Kenya Biological Sciences

Selected Publications

H.A. Ogot, S.A. Okoth, G.O. Obiero, J.M. Mahasi (2018), Screening of selected kenyan soybean varieties for resistance to Phakopsora pachyrhizi (Soybean rust) Int. J. Biosci. 13(6), 61-69, December 2018.

Yugi, J. O., Anyango, D.C. and Ogot, H. A. (2017). Residual effectiveness of crude extracts of mature green fruits of Endod phytolacc dodecandra (LHerit) against An. gambiae(Diptera: Culicidae) Larvae. Journal of Mosquito Research7: 1-8

H. A. Ogot, S. A. Okoth, G. O. Obiero, J. M. Mahasi (2017) Assessment of Asian soybean rust (Phakopsora pachyrhizi) disease severity in selected districts of Western Kenya Int. J. Agron. Agri. Res. 11(2), 50-53, August 2017.

Ogot H. A, Boga H.I, Budambula N.,Tsanuo M., Andika D. O (2013). Isolation, characterization and identification of Diazinon degrading bacteria from the soil and gut of macrotermes. Journal of Biodiversity and Environmental Sciences (JBES) Vol. 3, No. 9, p. 70-79

Ogot H. A, Boga H.I, Budambula N.,Tsanuo M., Andika D. O Ogola H.J (2013). Isolation,characterization and identification of roundup degrading bacteria from the soil and gut of Macrotermes michaelseni. International Journal of Microbiology and Mycology Vol. 1,No. 1, p. 31-38

Conference papers

Ogot , H. A., Okoth, S.A, Obiero, G. O , Mahasi ., J.M (2019). Screening of Selected Kenyan Soybean Varieties for Resistance to Phakopsora Pachyrhizi (Soybean Rust) presented at TWASSAREP Regional Young Scientists Conference 2019 Nairobi, Kenya

Ogot H.A Nakakawa L Machoka R (2016). Isolation of pathogenic microbes from raw milk sold at Baraton center in Nandi county, kenya Presented at Baraton International Interdisciplinary Research Conference. UEAB .

Ogot H.A Ochuodho, H. O Machoka R (2015). Microbial Analysis of Raw And Boiled Milk Sold at Baraton Center in Nandi County, Kenya. Presented at Baraton International Interdisciplinary Research Conference. UEAB .

Agricultural/ Food Biotechnology and Microbiology

Dr. Harrison Bii

Dr. Harrison Bii

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Dr. Harrison Bii
P.O BOX 2030 - 20200
Kericho Kenya Computing, Information Science and Knowledge Management

Selected Publications

Rukwaro, M.W. and Bii, H. (2016) Library and Information Science (LIS) Education and Training in Kenya: Emergence, Evolution, Challenges and Opportunities. International Journal of Library and Information Science Vo. 8(2),pp. 11-18.

Rukwaro, M.W. and Bii, H. (2016) Access and Utilization of ICTs by Rural Women in Kenya. In Wilson, J and Gapsiso, N. D. (eds.), Overcoming Gender Inequalities through Technology Integration, Hershey PA: IGI Global DOI: 10.4018/978-1-4666-9773-7.ch008 (Chapter 8).

Kipkoech, P. and Bii, H. (2013) The Impact of Mobile Devices on Internet Access and Usage: A Case Study of Moi University. Presented at the 9th Annual International Conference, Moi University, September 2nd 6th.

Bii, H. and Gichoya Challenges of Establishing and Managing an IRM Centre in a Kenyan Public University: A Critical Review of Papers by Moi University's IRM Centre Staff Electronic Journal of Information Systems in Developing Countries, Vol. 26, Aug, 2006. http://www.ejisdc.org/

Information Systems Development process; social media in decision making and curriculum delivery; ICT in knowledge management, issues in ICT management.
Information provision to underserved communities; Information sciences training and research in developing countries; Automation of Libraries and Information Centres.

Dr. Enoch K. Rotich

Dr. Enoch K. Rotich

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ekipnoo@kabianga.ac.ke +254 721 782 140 Dr. Enoch K. Rotich
P.O. Box 2030 - 20200
Kericho Kenya. Mathematics, Actuarial and Physical Sciences

T.V. Chabata, D. Kiboi Boiyo, E.K. Rotich Kipnoo, R.R.G. Gamatham, A.W.R. Leitch and T.B. Gibbon, Signal monitoring and performance stability evaluation tool in a high speed optical communication network Optik - International Journal for Light and Electron Optics, Volume 127, Issue 20, Pg. 9001 9007, October 2016

D. Kiboi Boiyo, G.M. Isoe, S. Wassin, E.K. Rotich Kipnoo, R.R. Gamatham, A.W.R. Leitch and T.B. Gibbon, An all Optical VCSEL Wavelength Conversion for Optical Fibre Access Networks Proceedings of the 2016 Annual Conference on Sustainable Research and Innovation, pg. 17-20, 4th - 6th May 2016

S. Wassin, G. M. Isoe, D. Kiboi Boiyo, E. K. Kipnoo Rotich, R. R. G. Gamatham, A. W. R Leitch and T. B. Gibbon, The Square Kilometre Array: the Notion of Timing and Synchronization Proceedings of the 2016 Annual Conference on Sustainable Research and Innovation, pg. 52-55, 4th - 6th May 2016

G. M. Isoe, E. K. Rotich, D. K. Boiyo, R. R. G Gamatham, A. W. R. Leitch, T. B. Gibbon, K. M. Muguro and D. W. Waswa, , Noise figure and pump reflection power in SMF-reach optical fibre for Raman amplification, in IEEE AFRICON, 2015, Addis Ababa, Ethiopia, vol., no., pp.1-5, Sept. 2015.

T. B. Gibbon, E. K. Rotich Kipnoo, R. R. G. Gamatham, A. W. R. Leitch, R. Siebrits, R. Julie, S. Malan, W. Rust, F. Kapp, T. L. Venkatasubramani, B. Wallace, A. Peens-Hough and P. Herselman, Fibre-to-the- telescope: MeerKAT, the South African precursor to square kilometre telescope array (SKA), SPIE J. of astronomical telescopes, measurement and systems 1(2), 028001 (Apr 06, 2015).

E. K. Rotich Kipnoo, D. Waswa, G. Amolo and A.W. R. Leitch Gain Analysis for a 2-Pump Fibre Optical Parametric Amplifier, The African Review of Physics Journal (2014) 9:0008, pp 47- 52.
E. K. Rotich Kipnoo, T. V. Chabata, R. R. G. Gamatham, A. W. R. Leitch and T. B. Gibbon, Experimental Demonstration of Raman Amplification in Vertical Cavity Surface Emitting Lasers for Extended Reach Access Networks Proc. of the 17 th annual Southern Africa Telecommunication Networks and Applications Conference (SATNAC), Boardwalk-Port Elizabeth, South Africa, pp. 21-24, Sept 2014.

E. K. Rotich Kipnoo, R. R. G. Gamatham, A. W. R. Leitch, T. B. Gibbon, S. Malan, H. Kriel and F. Kapp, Phase Noise Analysis of a 1.712 GHz Clock Signal Transmitted over Optical Fibre for MeerKAT Time and Frequency Reference (TFR), 59 th Annual Conference of the South African institute of physics (SAIP), University of Johannesburg, Jul 2014.

S. Malan, H. Kriel, F. Kapp, T. Gibbon, R. Gamatham and E. Rotich, MeerKAT Digitizer Memo Series, M1130- 2000-029, 2014.

T. B. Gibbon; E. K. Rotich; H. Y. S. Kourouma; R. R. G. Gamatham; A. W. R. Leitch, R. Siebrits; R. Julie; S. Malan; W. Rust; F. Kapp; T. L. Venkatasubramani; B. Wallace; A. Peens-Hough; P. Herselman, Fibre-to-the- telescope: MeerKAT, the South African precursor to square kilometre telescope array (SKA), Proc. SPIE 9008, Optical Metro Networks and Short-Haul Systems VI, 90080P, San Francisco, California, United States (December 20, 2013);

E. K. Rotich Kipnoo, H. Y. S. Kourouma, R. R. Gamatham, A. W. R. Leitch and T.B. Gibbon. R. Julie, R. Siebrits and F. Kapp., Characterization of the Polarization Mode Dispersion of Single Mode Fibre in KAT-7 Telescope Array Network, South Africa IEEE AFRICON, 2013, Pointe-Aux-Piments, Mauritius , vol., no., pp.1-4, Sept. 2013.

E. K. Rotich Kipnoo, H. Kourouma, T. V. Chabata, R. R. G. Gamatham, A. W. R. Leitch and T. B. Gibbon, Optimizing VCSEL Transmission for Longer Reach in Optical Access Networks Proc. of the16 th annual Southern Africa Telecommunication Networks and Applications Conference (SATNAC) Spier, Stellenbosch, Western Cape, South Africa, pp 27-30, Sept 2013.

H. Kourouma, E. Rotich, T. Gibbon, A. Leitch, R.Siebrits, R. Julie and F.Kapp, Birefringence and Polarization Fluctuations as a Result of Optical Fibre Bending During Scanning of a KAT-7 Riser Cable, IEEE AFRICON, 2013, Pointe-Aux-Piments, Mauritius , vol., no., pp.1-5, Sept. 2013.

Romeo Gamatham, Enoch Rotich, Andrew Leitch and Timothy Gibbon, Fibre-to-the-Hut: Research into Tailored FTTH Solutions for Africa, IEEE AFRICON, 2013, Pointe-Aux-Piments, Mauritius, vol., no., pp.1-5, Sept. 2013.

D. Kiboi Boiyo, S. Kuja, D. Waswa, G. Amolo, , R. R. G. Gamatham, E. K. Rotich Kipnoo, T. B. Gibbon and A. W.R. Leitch, Effects of Polarization Mode Dispersion (PMD) on Raman Gain and PMD Measurement using an Optical Fibre Raman Amplifier”, IEEE AFRICON, 2013, Pointe-Aux-Piments, Mauritius, vol., no., pp.1,5, Sept. 2013.

E. K. Rotich Kipnoo, R. R. G. Gamatham, A. W. R. Leitch and T. B. Gibbon, 1310nm VCSELs enabling error-free transmission at 10Gbps over 23 km fibre link for applications such as Square Kilometre Array, The 2NMMU/Telkom-SA centre of Excellence 34 th Steering committee Meeting and project presentations, NMMU, 12 th Nov. 2013.

S. Kuja, D. Boiyo, D. Waswa, G. Amolo, E. Kipnoo, T. Gibbon, and A. Leitch, "Comparison of PMF and LEAF as Optical Fibre Stress and Temperature Sensing Elements," in Advanced Photonics 2013, K. Ewing and M. Ferreira, eds., OSA Technical Digest (online) (OSA 2013), paper, JT3A.32

E. K. Rotich Kipnoo, D. Waswa, A. W. R. Leitch and T. B Gibbon, VCSEL Technology for Square Kilometre Array (SKA) Optical Fibre Network, Proceedings of the 57th Annual Conference of South African Institute of Physics (SAIP), Pretoria, South Africa,pp.523-527, 2012.

E. R. Kipnoo, D. Waswa, K. Muguro, A. W. R. Leitch, , Dual pump fibre optical parametric amplifier based on four-wave mixing in a highly nonlinear fibre, IEEE AFRICON, 2011, Livingstone, Zambia, vol., no., pp.1-3, Sept. 2011.

SKA signal and data transport
Fibre optical parametric amplifiers
Fibre characterization
Timing signals over optical fibre Fibre-to-the-hut: FTTH tailored for Africa
Linear and nonlinear optical effects

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