Browsing School of Biological and Physical Science by Title
Now showing items 184-203 of 925
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Conserved excitation number and U(1)-symmetry operators for the anti-rotating (anti-Jaynes-Cummings) term of the Rabi Hamiltonian
(Cornell University, 2021)In this article we apply algebraic operator ordering property of the basic atom and field operators to construct and prove conservation of the excitation number operator of the anti-rotating (anti-Jaynes-Cummings) component ... -
Conserved excitation number and U(1)-symmetry operators for the anti-rotating (anti-Jaynes-Cummings) term of the Rabi Hamiltonian
(Cornell University, 2021)In this article we apply algebraic operator ordering property of the basic atom and field operators to construct and prove conservation of the excitation number operator of the anti-rotating (anti-Jaynes-Cummings) component ... -
Conserved excitation number and U(1)-symmetry operators for the anti-rotating (anti-Jaynes-Cummings) term of the Rabi Hamiltonian
(Research gate, 2017)+ hω0sz+ hg (ˆa+ ˆa†)(s++ s−)(1a) where ω, ˆa, ˆa† are the quantized field mode angular frequency, annihilation and creation operators, while ω0, sz, s+, s− are the atomic state transition angular frequency and operators. ... -
Constructing and Using a Light Trap Harvester: Rural Technology for Mass Collection of Agoro Termites (" Macrotermes subhylanus")
(Maxwell Science Publishing, 2011)Entomophagy is now a growing industry in many parts of the world especially in the developing countries. Entrepreneurs in several parts of the world are making edible insects both palatable and marketable for income ... -
Contribution of sustainability strategies to the growth and development of licensed fast-food restaurant: a case of lake region economic block, Kenya
(2023-09)The study aimed to investigate the influence of sustainable strategies on the growth and development of licensed fast-food restaurants (FFRs) in Kenya. It sought to determine the impact of economic, social, and environmental ... -
Controlling the reactivity of [Pd(II)(N^N^N)Cl]+ complexes using 2,6-bis(pyrazol-2-yl)pyridine ligands for biological application: Substitution reactivity, CT-DNA interactions and in vitro cytotoxicity study
(Elsevier, 2020)Four [(N^N^N)Pd(II)Cl]+ complexes [chloride-(2,2′:6′,2′′-terpyridine)Pd(II)]Cl (PdL1), [chlorido(2,6-bis(N-pyrazol-2-yl)pyridine)Pd(II)]Cl (PdL2), [chlorido(2,6-bis(3,5-dimethyl-N-pyrazol-2-yl)pyridine)Pd(II)]Cl (PdL3) and ... -
Controlling the reactivity of [Pd(II)(N^N^N)Cl]+ complexes using 2,6-bis(pyrazol-2-yl)pyridine ligands for biological application: Substitution reactivity, CT-DNA interactions and in vitro cytotoxicity study
(Elsevier, 2020)Four [(N^N^N)Pd(II)Cl]+ complexes [chloride-(2,2′:6′,2′′-terpyridine)Pd(II)]Cl (PdL1), [chlorido(2,6-bis(N-pyrazol-2-yl)pyridine)Pd(II)]Cl (PdL2), [chlorido(2,6-bis(3,5-dimethyl-N-pyrazol-2-yl)pyridine)Pd(II)]Cl (PdL3) and ... -
Convergence of the Laplace and the alternative multipole expansion approximation series for the Coulomb potential
(Nature Publishing Group UK, 2023-09-25)Multipole expansion is a powerful technique used in many-body physics to solve dynamical problems involving correlated interactions between constituent particles. The Laplace multipole expansion series of the Coulomb ... -
Corporate Social Responsibility in Four and Five Star Hotels in Kenya
(Research Gate, 2017)Corporate social responsibility as a major aspect of societal marketing is under explored and under reported in the hospitality industry in Kenya. This article compiles primary and secondary data on corporate social ... -
The correlation between equatorial electrojet and equatorial ionisation anomaly over the East African region during the solar minimum period 2008-2009
(East African Journal of Science, Technology and Innovation, 2023-09-29)This study analyzed the correlation between the equatorial electrojet (EEJ) and the occurrence of equatorial ionisation anomaly (EIA) over the East African region. The study was carried out during both geomagnetically ... -
Correlation Between Malaria-Specific Antibody Profiles and Responses to Artemisinin Combination Therapy for Treatment of Uncomplicated Malaria in Western Kenya
(Oxford University Press, 2019)The impact of preexisting immunity on the efficacy of artemisinin combination therapy must be examined to monitor resistance, and for implementation of new treatment strategies -
Correlation of theaflavins content and valuations of Kenyan black teas
(John Wiley & Sons, Ltd, 1986-05-01)Correlation between theaflavins content and tasters' valuations of Kenyan black teas generally give positive but statistically non-significant correlation coefficients. In 105 correlations using 12 samples each, only ... -
The cost of beauty: Perspectives of salon workers in Kisumu City, Kenya
(Public Library of Science, 2023-11-06)Despite occupational exposure to hazardous chemicals in cosmetics and personal care products (PCPs), salon workers receive minimal formal protections. Consequently, most salon workers rely on personal safeguards. However, ... -
Covid-19 Evolution: Analysis of Public Health Countermeasures in Kenya.
(Research gate, 2020)Millions of people across the globe are currently at a risk of infection of SARS-Cov-2, have been infected and others have died. The coronavirus has spread worldwide despite the multiple countermeasures to limits its ... -
A Critical Overview of the Kenyan Prisons System: Understanding the Challenges of Correctional Practice
(International Journal of Innovation and Scientific Research, 2014)Kenya has been widely criticized for its on-going abuse of human rights and corruption in government administration. Moreover, the prison system in Kenya has been termed to be dilapidated since they were adopted from ... -
A Critical Review of the Female Gametophyte in the Podostemaceae - Past, Present and Future Studies
(Research Gate, 2017)Anoverview of the habit and habitat of Podostemaceae is briefly discussed. Then,the paper attempts to review the past and present female gametophyte studies in the Podostemaceae. It trace the course and major achievements ... -
A critical review of the role of taro Colocasia esculenta L.(Schott) to food security: A comparative analysis of Kenya and Pacific Island taro germplasm
(PSCI Publisher, 2015)The many threats to global food security in Sub Sahara Africa include poverty, unsustainable cultivation practices and climate change. Increasing poverty and decreasing food security have been exacerbated by continued low ... -
A cross-sectional observational study investigating the association between sedges (swamp grasses, Cyperaceae) and the prevalence of immature malaria vectors in aquatic habitats along the shore of Lake Victoria, western Kenya
(Faculty of 1000 Ltd, 2020)Strategies that involve manipulations of the odour-orientation of gravid malaria vectors could lead to novel attract-and-kill interventions. Recent work has highlighted the potential involvement of graminoid plants in ... -
Customers’ perceptions and expectations of service quality in hotels in western tourism circuit, Kenya
(International Research Journals, 2014)Quality management is important in any establishment since it enhances organization’s performance and profitability in the long run. Subsequently, quality has been a focus of many successful establishments all over the ... -
Cyclooxygenase inhibitory compounds from Gymnosporia heterophylla aerial parts
(Elsevier, 2017-06-01)Gymnosporia heterophylla (Celastraceae) is an African medicinal plants used to treat painful and inflammatory diseases with partial scientific validation. Solvent extractions followed by repeated chromatographic ...