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Now showing items 2559-2578 of 3340
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Quantum Chemical Studies on the Corrosion Inhibition of Mild Steel by Piperidin-4-One Derivatives in 1 M H3PO4
(Scientific Research, 2014-12)The corrosion inhibition properties of 2,6-diphenylpiperidin-4-one (DPP) (1A) and 2,6-diphenyldihydro-2H-thiopyran-4(3H)-one (DPDT) (1B) for mild steel in 1 M phosphoric acid were studied using weight loss, potentiodynamic ... -
Quantum entanglement in theoretical physics as a new insight into cancer biology
(African Journal of Biological Sciences, 2019-04-12)Quantum entanglement is a phenomenon in theoretical physics that happens when pairs or groups of particles are generated in such a way that the quantum state of each particle cannot be described independently of the others, ... -
Quantum Mechanical Modeling of Fluoromethylated-pyrrol Derivatives a Study on their Reactivities, Structures and Vibrational Properties
(2014-02)In this work, the structural and vibrational properties of 1-5-(difluoromethyl-1H-pyrrol-2-yl-) ethanone (DFPE) were studied by using the hybrid B3LYP/6-31G* method. The properties were analyzed and compared with those ... -
Quantum Mechanical Study on the Effect of Solvent in the Properties of Benzophenone
(2017-09)The effect of solvents on spectroscopic properties of benzophenone is analyzed using DFT/6-311G method. The data on effect of solvents is used to estimate excited state dipole moment using the theoretically determined ... -
Rain Attenuation at Terahertz
(Scientific Research Publishing, 2010-10)Rain attenuation values were calculated using empirical raindrop-size distributions, which were, Marshall-Palmer (M-P), Best, Polyakova-Shifrin (P-S) and Weibull raindrop-size distributions, and also calculated using a ... -
Rainfall Characteristics and Effect of Selected Soil Management Practices on Soil Water Productivity in the Central Highlands of Kenya
(University of Embu, 2018-09)Water insufficiency due to scarcity, poor distribution and high variability of rainfall in the Central Highlands of Kenya (CHK) and a decline in soil fertility have contributed to a continuous decrease in water productivity. ... -
Rainfall Variability, Drought Characterization, and Efficacy of Rainfall Data Reconstruction: Case of Eastern Kenya
(Hindawi Publishing Corporation, 2014-08)This study examined the extent of seasonal rainfall variability, drought occurrence, and the efficacy of interpolation techniques in eastern Kenya. Analyses of rainfall variability utilized rainfall anomaly index, coefficients ... -
Rainfall Variability, Drought Characterization, and Efficacy of Rainfall Data Reconstruction: Case of Eastern Kenya
(Hindawi Publishing Corporation, 2015)This study examined the extent of seasonal rainfall variability, drought occurrence, and the efficacy of interpolation techniques in eastern Kenya. Analyses of rainfall variability utilized rainfall anomaly index, coefficients ... -
Rank and Subdegrees of P GL(2, q) Acting Cosets of P GL(2, e) for q an Even Power of e
(UoEm, 2019)The action of projective general group on the cosets of its maximal subgroups has been studied. For instance, [9] studied the action of G on the cosets of P GL(2, e) when q is an odd prime power of e. In this paper, we ... -
Rank and Subdegrees of PGL(2; q) Acting Cosets of PGL(2; e) for q an Even Power of e
(UoEm, 2019)The action of projective general group on the cosets of its maximal subgroups has been studied. For instance, [9] studied the action of G on the cosets of PGL(2; e) when q is an odd prime power of e. In this paper, we ... -
Ranks and Subdegrees of External Direct Product of Cn Dr Acting on X Y
(UoEm, 2020)In this paper, transitivity, ranks and subdegrees of the action of ex- ternal direct product of Cyclic and Dihedral group on Cartesian Product of two sets are determined. The action is proved to be transitive. Also, it's ... -
Ranks, Subdegrees and Suborbital graphs of the product action of Affine Groups
(UoEm, 2020)The action of affine groups on Galois field has been studied. For instance, [3] studied the action of 𝐴𝑓𝑓 (𝑞 ) on Galois field 𝐺𝐹 (𝑞) for 𝑞 a power of prime 𝑝. In this paper, the rank and subdegree of the direct ... -
The Rationality and Irrationality of Financing Green Start-Ups
(MDPI (Multidisciplinary Digital Publishing Institute), 2015-07)Green start-ups contribute towards a transition to a more sustainable economy by developing sustainable and environmentally friendly innovation and bringing it to the market. Due to specific product/service characteristics, ... -
Readiness of human resource departments of agricultural enterprises for implementation of the new roles of human resource professionals
(2017)This paper is part of a broader study which aims to investigate the success factors of agricultural enterprises. It attempts to present the partial results of a questionnaire survey whose goal was to determine the quality ... -
Real Estate Development, Human Capital and Economic Growth in Kenya
(UoEm, 2023-12)Having a stable and high level of economic growth within a country is associated with numerous benefits to the citizens. In developing countries such as Kenya, the rate of economic growth has been low and always below the ... -
Real Interest Rate, Inflation, Exchange Rate, Competitiveness and Foreign Direct Investment in Kenya
(AJP, 2018)Purpose: The purpose of this study was to establish the effect of real interest rates, exchange rate, inflation and competitiveness on FDI in Kenya. Methodology: The study used annual time series data for the period ... -
Receptive Anal Intercourse and HIV Infection
(Scientific Research, 2017-12)Objective: Inform the public that receptive anal intercourse (RAI) is a key transmission route of the human immunodeficiency virus (HIV) epidemic in the United States. Method: The role of receptive anal intercourse (RAI) ... -
Recipe Rating based on Sentiment Analysis
(University of Embu, 2019-04)With the rapid growth of web technology there is a huge amount of data present in the web for internet users. Such data is mainly from the social media such as facebook, twitter, etc., where millions of people express ... -
Reclamation of Smaller Volumes of Petroleum Hydrocarbon Contaminated Soil Using an Innovative Reactor System: A Case Study Evaluation of the Design
(Scientific Research, 2017-07)Petroleum products contamination is a world-wide problem that threatens polluting groundwater and surface water systems. However, the problem is not only large-scale in scope when viewed from a case-by-case basis. Many ... -
Reconfigurable Microstrip Double-Dipole Antennas for Personal Wireless Communications
(Scientific Research Publishing, 2011-04)In this paper, a number of reconfigurable antennas are designed to support multiband and wideband wireless applications in different frequency bands in the range between 1 GHz and 6 GHz. The proposed designs consist of ...