• Improved photocatalytic performance of cobalt doped ZnS decorated with graphene nanostructures under ultraviolet and visible light for efficient hydrogen production 

  Kiptarus, Joan J.; Kiptiemoi, Korir K.; Githinji, David N.; Kiriamiti, Henry K. (Springer, 2024)

  Highly dispersed Cobalt doped ZnS nanostructures were successfully fabricated on the surfaces of graphene sheets via a simple hydrothermal method. X-ray diffraction (XRD), X-ray photocurrent spectroscopy (XPS), Raman ...
• Improved photocatalytic performance of cobalt doped ZnS decorated with graphene nanostructures under ultraviolet and visible light for efficient hydrogen production 

  Kiptarus, Joan J.; Korir, Kiptiemoi K.; Githinji, David N.; Kiriamiti, Henry K. (2024)

  Highly dispersed Cobalt doped ZnS nanostructures were successfully fabricated on the surfaces of graphene sheets via a simple hydrothermal method. X-ray diffraction (XRD), X-ray photocurrent spectroscopy (XPS), Raman ...
• Can shelterbelts improve sprinkler irrigation performance under windy semi arid conditions 

  Kipkorir, Emmanuel Chessum; Shitote, S M; Kibiiy, Joel (https://www.researchgate.net/publication/257574411_Can_shelterbelts_improve_sprinkler_irrigation_performance_under_windy_semi_arid_conditions, 2011)

  Field experiments were performed to study the effect that wind shelterbelts has on irrigation uniformity of hand move sprinkler irrigation system located in northwest Kenya. Catch can tests were performed to evaluate the ...
• The dynamics of IWRM policies in a water scarce catchment in Kenya, application of WEAP21 model 

  Akivaga, E. M.; Kipkorir, E. C.; Kibiiy, J.; Okumu, V. O (WIT Press, 2011)

  Integrated water resources management (IWRM) is being embraced by many countries. Kenya is implementing a new water policy formulated along IWRM principles. The newly formed river basin organisations grapple with issues ...
• Application of SWAT and WEAP Models for Sustainable Management of Water Resources in the Two Rivers Dam Catchment, Uasin Gishu County, Kenya 

  Kiamba, Dennis Mailu ,; KIpkorir, Emmanuel Chessum; Kosgei, Job Rotich; Nyandwaro, Gilbert (Eastern African Journal of Humanities and Social Sciences,, 2023)

  Kaptagat Forest, the main source of the Ellegerini River, which feeds the Ellegerini Dam and Two Rivers Dam, is under threat of extinction due to human activity. The Two Rivers Dam catchment that has over the years been ...
• A Review on recent developments on Waste Human hair Composite and Its Hybrids 

  Mbeche, Silas M.; Wambua, Paul M.; Githinji, David N. (Taylor and Francis, 2024-06)

  Human hair (HH) is considered a waste material generated in salons and barbershops in most societies, especially highly populated cities, where it is produced in large quantities, thus rekindling the interests of ...
• Exploring Insights in Biomass and Waste Gasification via Ensemble Machine Learning Models and Interpretability Techniques 

  Bongomin, Ocident; Nzila, Charles; Mwasiagi, Josphat Igadwa; Maube, Obadiah (creative commons, 2024-06)

  This comprehensive review delves into the intersection of ensemble machine learning models and interpretability techniques for biomass and waste gasification, a field crucial for sustainable energy solutions. It tackles ...
• The analytical modelling and the estimation of the signal to noise ratio for the GNSS receiver 

  Madonsela, Bheki; Mukubwa, Emmanuel Wanyama; Davidson, Innocent E. (IEEE, 2023)

  The Global Navigation Satellite Systems (GNSS) receivers either mobile or immobile are susceptible to Signal to Noise Ratio (SNR) losses. The SNR is also known as C/N_0 and is caused by the quantization, processing, filtering ...
• Performance analysis of filtered orthogonal frequency division multiplexed LDPC codes for satellite communication in the Ka-Band 

  Gumede, Bonginkosi; Mukubwa, Emmanuel Wanyama; Pillay, Nelendran; Davidson, Innocent E (IEEE, 2023)

  Ka-band satellite communication is attractive for current and future broadband data system designs, but the Ka-band satellite communication channel is affected by rain fade. Considering the problem of rain fade at Ka-band ...
• Performance comparison of linear and nonlinear precoding for massive MIMO 

  Chili, Nompumelelo; Mukubwa, Emmanuel; Pillay, Nelendran (IEEE, 2023)

  Massive Multiple-Input Multiple-Output (MIMO) answers the exponentially increasing demand for comprehensive fixed broadband and broadcast wireless communication services. Massive MIMO is a pivotal technology in the 5G and ...
• Cell-free networks 

  Mukubwa, Emmanuel Wanyama; Kalenda, Maurice Wafula (Springer link, 2024)

  Future wireless networks will have to manage billions of devices at once, and each one needs a high throughput to serve a range of applications, including speech, real-time video, high-definition video, and others. Due to ...
• Information security technologies for the internet of intelligence 

  Kalenda, Maurice Wafula Wakoli; Mukubwa, Emmanuel Wanyama (Springer link, 2024)

  The Internet of Intelligence (IoI) is a next-generation networking paradigm that integrates artificial intelligence (AI) and the Internet of Things (IoT) to create a more intelligent and interconnected world. The IoI will ...
• Effect on sulfuric acid resistance and shrinkage of concrete incorporating processed bagasse ash and silica fume 

  Abdalla, Tareg Abdalla; Shitote, Stanley Muse; Matallah, Mohammed; Koteng, David Otieno (Hindawi, 2024)

  Using ordinary Portland cement (OPC) in concrete has significant environmental and sustainability concerns. Notably, in the production of OPC, large volumes of greenhouse gases are produced, which contribute to global ...
• Natural and low-cost sorbents as part of the solution for biogas upgrading: A review 

  Mrosso, Register Wilbald; Mecha, Achisa C.; Kiplagat, Joseph (Springer link, 2024)

  The availability of pollutants in biogas especially carbon dioxide hinders its application in the enginery parts by minimizing its calorific standards. The presence of CO2 contributes to global warming which is a worry ...
• Synthesis, characterization, and photocatalytic performance of ZnFe 2 O 4 -g-C 3 N 4 composites for tetracycline removal from contaminated water 

  Humphrey, Mutuma Samuel; M’Arimi, Milton M.; Mecha, Cleophas Achisa (Hindawi, 2024)

  The presence of emerging contaminants in wastewater like tetracycline poses a significant challenge in water reuse worldwide. The implementation of a p-n heterojunction and dye-sensitized techniques in the enhancement of ...
• Challenges in engineering education in addressing industry needs in Kenya 

  Sitati, Stanley Simiyu; Githaiga, John Thuo; Siagi, Zachary Otara (Engineering Education Review, 2024)

  Engineering education in Kenya started in the 1950s. The curricula offered were Civil, Electrical and Mechanical Engineering. Later, other disciplines were introduced, including: Agricultural/Bio-systems, Chemical, ...
• Eco-innovation: A Case Study of the Kenyan Textile and Apparel Industry 

  Mwasiagi, Josphat Igadwa; Nonsikelelo, Sheron Mpofu; Kariuki, Elizabeth; Chepkwony, Kefa (2023-12)

  Eco-innovation is the act of creating, developing, and applying new or improved processes and services that have a positive impact on the environment, while at the same time optimizing positive social and economic impacts. ...
• Transportation planning and resilience in countries with high risks of natural disasters: The case of Haiti 

  Alhitmi, Hitmi Khalifa; Ndambuki, Daniel (SSRN, 2021)

  The purpose of this study is to uncover Haiti’s existing transport infrastructure, the challenges that it has endured in the disaster response process, the strategies for disaster response that have been put in place, ...
• Estimation of Peak Discharge by Slope-Area Method for a Channel Reach Encompassing a Bridge 

  Kibiiy, Joel (2023-12)

  The slope-area method is used in estimating flood peak discharge at un-gauged sites or when flows exceed the maximum stage at a gauged site. The method is based on the concept of uniform flow and requires a channel reach ...
• Blockchain reinforced task distribution and secure deduplication using adaptive deep reinforcement learning in cluster based fog IoT 

  Ntambara, Boniface; Niyomugaba, Alexandre (ORCID, 2023)

  The fog-assisted Internet-of-Things (IoT) is gaining interest due to its large number of devices, which can lead to more duplicate data transmission over the internet. This paper proposes task distribution and secure ...

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