Journals Articles: Recent submissions

Now showing items 1-20 of 1664

On (n,m)-Square Metrically Equivalent Operators

Gichunge Christopher M, John Matuya, Edward Njuguna and Victor Wanjala (2025-09)

We introduce and study a new equivalence relation among bounded linear operators, termed (n,m)-Square Metrically Equivalent Operators. Given positive integers n and m, two bounded linear operators A and B are said to ...
Analyzing Dunford Property for Operators Satisfying Sr 2TqSr 2 = S2r

Wanjala Victor, Beatrice Adhiambo Obiero (2025)

In this study, we introduce a new class of operators defined by the properties Sr 2 TqSr 2 =S2r and Tr 2 = T2r, for integers r > q ≥ 0. Our main objective is to investigate the Dunford property, commonly referred ...
Characterization of Group of Invertible Elements of Six Index Zero Completely Primary Finite Rings of Characteristic p

Nicholus B. Waweru, Hezron S. Were, Edward M. Njuguna, Matuya John (2025-09)

The study of finite extension of Galois rings in the recent past have given rise to commutative completely primary finite rings that have attracted much attention as they have yielded important results towards classification ...
Underrepresentation of bats in Africa’s protected areas

Cecilia Montauban, Ivana Budinski, Paul W. Webala, Theresa M. Laverty, Iroro Tanshi, Laura Torrent, Eric Bakwo-Fils, Peter J. Taylor, Adam Kane, Ara Monadjem (2025-05)

Biodiversity is severely threatened globally, with habitat loss and other human pressures accelerating species extinctions. Protected areas (PAs) are a critical conservation tool; how ever, their effectiveness in safeguarding ...
The effect of professional development on competitive advantage

Justus Nyongesa Wesonga, Johan Van Der Westhuizen (2025-05)

One of the most important aspects of talent management is acknowledging that humans are the driving force behind organizations by utilizing resources to fulfill the requirements of customers. On the other hand, talent ...
A bibliometric analysis of the link between women leadership and corruption: A review of the literature from 2009 to 2023

Wesonga Justus Nyongesa, Johan Van Der Westhuizein (2025-05)

The recent focus on women's leadership emphasizes the global movement towards gender equality in multiple sectors, underscoring the significance of inclusive governance and decision-making processes. Corruption continues ...
Comparative investigation of fullerene and non-fullerene acceptors blended with polymer donor P3HT for solar cell applications

Franklyne Wekesa Wakoli, Isaac T. Motochi, and Francis Otieno (2025-09)

Polymer solar cells based on the bulk heterojunction structure have recorded remarkable improvements in their performance over the past few years. They have elicited considerable research interest in recent years because ...
Preferences for water and willingness to pay for water supply improvements among rural households in the Upper Ewaso Ng’iro North Catchment Area: A discrete choice experiment

Simon Ng’ang’a Mwaura, Issaac Maina Kariuki (2025-09)

Rural areas across the developing countries in every region of the world lag behind their urban counterparts in many important sectors and, most importantly, in improved water supply services. Financing is a key hindrance ...
Construction of Gender Asymmetry Through Figurative Language in English Course Books of Kenyan Secondary Schools

Everlyne Onkwani , Jane Ombati and Benard Kodak (2025)

Gender bias in texts is expressed through figurative language choices. It is generally observed that language is deployed to favour masculinity as opposed to femininity since the selection of images and names denoting the ...
Synthesis and characterization for structural and optical properties of FASnI2Br for perovskite solar cell applications

Rohn Odhiambo Cephas , Duke Ateyh Oeba , Jared Ombiro Gwaro (2025-06)

Solar cells being a clean and renewable energy source, help achieve sustainable development goal number 7; Affordable and clean energy. Perovskite solar cells have attracted the attention of researchers due to their exemplary ...
Effectiveness of Police Reforms: Merging of Administration, Police Service and Regular Police in Kenya: A Case of Nakuru City County

John Ndungu Kungu , Regina Wairimu Kamande (2025-06)

The main objective of this paper is to examine the effectiveness of police reform initiated through the merging of the Administration and the Regular police in Kenya. To understand this development, the paper seeks to ...
The impact of digital teaching tools on student engagement and learning outcomes in higher education in Africa

Wesonga Justus Nyongesa, Johan Van Der Westhuizein (2025)

Using a qualitative literature review approach, this study investigates how the use of digital teaching tools affects student involvement and learning outcomes at higher education institutions in Africa. This review ...
Enhancing Real-Time Emergency Response With Artificial Intelligence: Algorithms For Faster DecisionMaking And Resource Allocation

Cecil Segero Alukhava, Dr. Dennis Mugambi Kaburu, Dr. Kennedy Odhiambo Ogada, Joash Bii Kiprotich, Charles Masoud. (2025-04)

Rapid and effective response systems are necessary for emergencies including pandemics, natural catastrophes, and cyber-attacks. In these kinds of scenarios, artificial intelligence (AI) has become a game-changing tool ...
Modeling Cholera Transmission Dynamics with Vaccination Using Caputo-Fabrizio Fractional Derivatives

Metet K. Nelson a∗, Wasike A.M. Adu a, Njuguna Edward a and Makwata Harun (2025)

We develop a fractional-order mathematical model for cholera transmission dynamics incorporating vaccination and memory effects via the Caputo-Fabrizio(CF) derivative. In the model, we capture the waning efficacy of ...
Talent management practice and retention of employees in pharmaceutical firms in Nairobi County in Kenya

Wesonga Justus Nyongesa, Johan Van Der Westhuizein (2025-05)

The contemporary business environment is characterized by competition, with organizations encountering challenges related to employee retention, irrespective of their size or sector. Effective talent management is essential ...
A bibliometric analysis of the link between women leadership and corruption: A review of the literature from 2009 to 2023

Wesonga Justus Nyongesa , Johan Van Der Westhuizein (2025-05)

The recent focus on women's leadership emphasizes the global movement towards gender equality in multiple sectors, underscoring the significance of inclusive governance and decision-making processes. Corruption continues ...
The effect of professional development on competitive advantage

Justus Nyongesa Wesonga , Johan Van Der Westhuizen (2025-05)

One of the most important aspects of talent management is acknowledging that humans are the driving force behind organizations by utilizing resources to fulfill the requirements of customers. On the other hand, talent ...
Analysis of the Projected Climate Impacts on the Interlinkages of Water, Energy, and Food Nexus Resources in Narok County, Kenya, and Vhembe District Municipality, South Africa

Nosipho Zwane, Joel O. Botai, Siyabonga H. Nozwane, Aphinda Jabe, Christina M. Botai, Lucky Dlamini, Luxon Nhamo, Sylvester Mpandeli, Brilliant Petja, Motochi Isaac, Tafadzwanashe Mabhaudhi (2025-05)

The current changing climate requires the development of water–energy–food (WEF) nexus-oriented systems capable of mainstreaming climate-smart innovations into resource management. This study demonstrates the cross-sectoral ...
Leveraging recycling initiatives for youth empowerment and environmental sustainability: A case study of Mombasa, Kenya

Wesonga Justus Nyongesa , Johan Van Der Westhuizen (2025-04)

Solid waste management remains a critical global challenge, impacting both environmental sustainability and public health. This study examines the role of recycling initiatives in fostering youth development in Mombasa, ...
SPEAKING SKILLS AND VALUES EDUCATION IN THE LANGUAGE CLASSROOM

Beatrice N. Manyasi (2025-04)

The study investigated the nature of classroom activities used by learners to develop speaking skills and facilitate the acquisition of values in English language classrooms in secondary schools in Kenya. The research ...

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