• The IPBES invasion‑management framework supports informed decision‑making for managing biological invasions 

  Chika Egawa, Sankaran K. V., Andy W. Sheppard, Evangelina Schwindt, Llewellyn C. Foxcroft, Sonia Vanderhoeven, Lora Peacock, Maria L. Castillo, Rafael D. Zenni, Jana Müllerová, Ana Isabel González Martínez, John K. Bukombe, Wyclife Wanzala, Dongang C. Mangwa, Tom August, Helen E. Roy, Aníbal Pauchard, Peter Stoett, Tanara Renard Truong (2026-04)

  The Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES) Thematic Assessment Report on Invasive Alien Species and Their Control presents a “conceptual diagram of management-invasion ...
• Phytochemical profling, spectroscopic characterization, and acaricidal activity of Tephrosia vogelii leaf extract from Laikipia county, Kenya 

  John Wamumwe Mwangi, James Ndiritu, Bakari Chaka (2026-05)

  This study aimed to profle the phytochemical profling constituents, characterize the functional groups spectroscopically, and evaluate the acaricidal activity of Tephrosia vogelii leaf extract from Laikipia County, Kenya. ...
• Forensic Authentication of Paracetamol Using FTIR and UV–Vis Spectroscopy Coupled with Similarity Metrics 

  Kipronoh Theophilus Korir, Jared O. Gwaro, Duke Oeba (2025-10)

  The global circulation of counterfeit and substandard medicines poses a serious threat to public health and challenges forensic science in generating reliable evidence. Paracetamol, a widely used analgesic and antipyretic, ...
• Comparative Analysis of Mask-R CNN and YOLOv8 Models for Automated Detection and Classification of Malaria Parasite in Microscopy Images 

  Sankara Aluko Ang’iro, Doryce Ndubi, Duke Ateyh Oeba, Jared Ombiro Gwaro (2025-11)

  Accurate and efficient detection of malaria parasites in stained blood smear images remains a critical challenge, particularly in resource-limited settings where expert microscopists may be unavailable. This study compares ...
• Application of Raman Spectroscopy Coupled With Chemometrics for the Detection and Quantification of Mancozeb Residues in Collard Green 

  Saaya Abel Kanai, Wilson Ombati, Robinson Ndegwa, Jared Ombiro Gwaro (2025-09)

  The presence of pesticide residues in food crops poses serious health concerns, necessitating precise, rapid and accessible detection techniques. This study investigates the use of Raman spectroscopy combined with advanced ...
• The Orbit Structure of the Product of Four Alternating Groups Acting on the Cartesian Product of Four Sets of Ordered Tuples 

  Moses K. Maraka, Lewis N. Nyaga (2026-04)

  This paper explores the orbit structure of the direct product of four alternating groups acting on the Cartesian product of four sets of ordered 𝛾-tuples. The associated orbitals and suborbits lengths are determined ...
• Characterization and electrochemical analysis of aluminium-citrate ion cell from waste aluminum foils and natural citric acid 

  John Wamumwe Mwangi, Denis Kiragu, Bakari Chaka, James Ndiritu (2026-04)

  This study aims to prepare an aluminum-citrate ion cell from waste aluminum foils and citric acid extracted from Dovyalis caffra fruits (Kei apples) and further demonstrate their electrochemical performance at varying ...
• The role of atomic coherence in enhanced absorption line-profile 

  Enoch Santeto Kuntai, Jared Ombiro Gwaro, Ogaro Elijah Nyakang’o (2026-02)

  In this paper, we present a theoretical analysis of the burning of a narrow transparency window on the enhanced absorption spectrum of a probe laser in a triple resonance configuration visualized as a V-type plus a ...
• Assessment of Local Domestic Solid Fuel Sources: A Kenyan Case Study in Kisii, Bomet and Narok Counties 

  Josephate O. Bosire · Aloys M. Osano · Justin K. Maghanga · Patricia B.C. Forbes (2023-02)

  Proximate analyses and decomposition profiles of solid fuels commonly used in Kenya were studied to determine their relative suitability for use as a clean and efficient source of energy in households. The moisture, ...
• Application of Raman Spectroscopy Coupled With Chemometrics for the Detection and Quantification of Mancozeb Residues in Collard Green 

  Saaya Abel Kanai Wilson Ombati Robinson Ndegwa Jared Ombiro Gwaro (2025)

  The presence of pesticide residues in food crops poses serious health concerns, necessitating precise, rapid and accessible detection techniques. This study investigates the use of Raman spectroscopy combined with advanced ...
• Modelling Spatial and Non-Linear Trends in Climate Data Using Gaussian Process Regression and Generalized Additive Model 

  Marwa Hassan Chacha, Joseph Ouno, Boniface Kwach,Cornelius Nyakundi (2025)

  Accurate modeling of climate variability is critical for understanding the impacts of climate change and supporting data-driven adaptation strategies. Traditional parametric models, while widely used, often struggle to ...
• A Hybrid GPR-GAM Model for Enhanced Spatio-Temporal Climate Prediction in Kenya 

  Marwa Hassan Chacha, Joseph Ouno, Boniface Kwach, Cornelius Nyakundi (2025)

  Climate change presents growing challenges in regions like Kenya, where diverse terrain and climatic variability complicate accurate environmental forecasting. Traditional climate models often fall short in capturing ...
• Dynamics in Fleet Management with Competition for Passengers at Optimal Levels 

  Kiprotich Wilberforce, Makwata Harun, Muthiga N Samuel (2025-08)

  We present a dynamic model describing the time evolution of travelers number, fleet units effort and fleet fare price. The fare price is fixed by the gap between demand and supply and is assumed to evolve on a fast ...
• Transitivity Action of the Cartesian Product of the Alternating Group Acting on a Cartesian Product of Ordered Sets of Triples 

  Maraka K. Moses Musundi W. Sammy, Lewis N. Nyaga (2021-12)

  In this paper, we investigate some transitivity action properties of the cartesian product of the alternating group 𝐴𝑛 (𝑛 ≥ 5) acting on a cartesian product of ordered sets of triples using the Orbit-Stabilizer ...
• Phytochemical-Assisted Synthesis of Silver Nanoparticles Using Eucalyptus Leaf Extract: Structural Characterization and Antimicrobial Evaluation 

  Grace K. Abere, Wesley N. Omwoyo, Aloys M. Osano, James J. Owuor, Evans Suter (2025)

  The search for safer and environmentally friendly nanoparticle-synthesis methods is becoming more prominent in sustainable nanotechnology. In this study, phytochemical-assisted green synthesis of silver nanoparticles ...
• Primitivity Action of the Cartesian Product of an Alternating Group Acting on a Cartesian Product of Ordered Sets of Triples 

  Moses K. Maraka, Sammy W. Musundi, Lewis N. Nyaga (2022)

  In this paper, we investigate the primitivity action properties of the cartesian product of an alternating group 𝐴 acting on a cartesian product of ordered sets of triples using the definition primitivity 𝑛 (𝑛≥5) and ...
• Ranks and Subdegrees of the Action of the Product of Three Alternating Groups on the Cartesian Product of Three Sets of Ordered 𝜸 −Tuples 

  Moses K. Maraka, John W. Matuya, Edward M. Njuguna, Lewis N. Nyaga (2025-04)

  In this paper, the ranks and subdegrees of the action of the product of three alternating groups, 𝐴𝑛1 × 𝐴𝑛2 × 𝐴𝑛3 , acting on the Cartesian product of three sets of ordered 𝛾 –tuples, 𝑃1 [𝛾] × 𝑃2 [𝛾] × ...
• Ranks and Subdegrees of the Action of the Product of Four Alternating Groups on the Cartesian Product of Four Sets of Ordered Pairs 

  Moses Khakame Maraka (2025-06)

  The rank and subdegrees of the action of 𝐴𝑛 × 𝐴𝑛 × 𝐴𝑛 × 𝐴𝑛 acting on 𝑊[2] × 𝑋 [2] × 𝑌 [2] × 𝑍 [2] are determined in this paper. Using combinatorics and mathematical induction, the rank of 𝐴𝑛 × 𝐴𝑛 × ...
• The Imprimitivity Action of the Product of Finite Alternating Groups on Cartesian Product of Ordered 𝜸 −Tuples of Finite Sets 

  Moses K. Maraka, John W. Matuya , Edward M. Njuguna, Lewis N. Nyaga (2025-09)

  A group 𝐺 acts primitively on a set 𝑃 if the only 𝐺 -invariant partitions are trivial. This paper explores the primitivity of the product action of finite alternating groups 𝐴𝑛1 × 𝐴𝑛2 × … × 𝐴𝑛𝑚 on the ...
• Quality-by-design Optimization and Characterization of Artemether± Lumefantrine±Paracetamol Co-loaded Solid Lipid Nanoparticles for Synchronized and Sustained Drug Release 

  Alphonce Manyoni , John K. Muchonjo , Mpho P. Ngoepe , Samuel Cheruiyot , James Owuor, Evans Suter, Simon Muigai and Wesley Omwoyo (2025-08)

  Malaria treatment continues to face significant challenges due to emerging drug resistance and pharmacokinetic heterogeneity among artemisinin-based combination therapies. This study reports the development of a triple-drug ...

View more