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Application of artificial neural network model to human body vibrations in large haul trucks

Suglo, Raymond S.; Szymanski, Jozef K. (Hilaris Publisher, 2014)

The working conditions in oil sand mines in Northern Alberta, Canada, are greatly affected by the climate and geology. The ground is very hard and competent in winter but very soft during ...

A novel multi-templated Cu-Fe-Ni ion imprinted polymer for the selective and simultaneous removal of toxic metallic ions from wastewater

Stevens, Morlu, G.F. (Botswana International University of Science and Technology, 2015-04)

A novel multi-templated Cu-Fe-Ni ion imprinted powder was synthesized to demonstrate the selective and simultaneous removal of targeted ions; Cu(II), Fe(II) and Ni(II), employing molecular imprinting technology (MIT) via ...

Analysis and optimization of auto-correlation based frequency offset estimation

Ngebani, I.M.; Chuma, Joseph Monamati; Masupe, S. (South Africa Institute of Electrical Engineers, 2015-09)

In this letter, a general auto-correlation based frequency offset estimation (FOE) algorithm is analyzed. An approximate closed-form expression for the Mean Square Error (MSE) of the FOE is obtained, and it is proved that, ...

Corrosion resistance of AA2036 and AA7075-T651 in contaminated acid chloride environments

Abdulwahab, M.; Popoola, A. P.I.; Oladijo, O. E; Loto, C. O.; Oladijo, Oluseyi Philip (Asian Publication Corporation, 2016-03-31)

In the present study, an assessment on corrosion resistance of aluminium alloys type AA2036 and AA7075-T651 in varying solution consisting of acidic, saline and in contaminated acid-chloride environments was investigated ...

An official opening speech of the Science, Technology, Engineering and Mathematics (STEM) Festival 2016

Totolo, Otlogetswe (Botswana International University of Science and Technology ( BIUST), 2016-06-08)

An official opening speech for STEM festival 2016 by Prof. Otlogetswe Totolo, Vice Chancellor of Botswana International University of Science and Technology (BIUST) on the 8th June 2016 at Botswana College of Engineering ...

A surface photovoltage study of surface defects on Co-doped TiO2 thin films deposited by spray pyrolysis

Wafula, Henry; Juma, Albert; Sakwa, Thomas; Musembi, Robinson; Simiyu, Justus (2016-07-22)

Surface photovoltage (SPV) spectroscopy is a powerful tool for studying electronic defects on semiconductor surfaces, at interfaces, and in bulk for a wide range of materials. Undoped and Cobalt-doped TiO 2 (CTO) thin films ...

Development of an aflatoxin B1 specific molecularly imprinted solid phase extraction sorbent for the selective pre-concentration of toxic aflatoxin B1 from child weaning food, Tsabana

Semong, Oratile (Botswana International University of Science and Technology, 2016-11)

In this thesis, the synthesis, optimization and application of a simple aflatoxin B1 (AFB1) specific extraction polymer sorbent based on molecular imprinting technology (MIT), for the selective pre-concentration of the ...

A novel molecularly imprinted polymer for the selective removal of interfering hemoglobin prior to whole blood analysis

Tabane, Tumelo Hendrick (Botswana International University of Science and Technology, 2016-11-08)

A novel, selective, sensitive, cheap and robust hemoglobin imprinted polymer (Hb-MIP) in the form of a powder, was synthesised through bulk, free-radical polymerization employing molecular imprinting technology (MIT), ...

A survey on management of upstream land use and its impact on downstream water quality parameters

Patella, Wada; Jamisola, Rodrigo S.; Letshwenyo, Moatlhodi Wise; Nagayo, Analene Montesines (Journal of Computational Innovations and Engineering Applications, 2017)

This paper introduces the various upstream land use activities that are major contributors of downstream water pollution. The proposed measures to reduce the pollution of downstream water bodies such as sustainable agricultural ...

Lead pollution of shooting range soils

Sehube, Nicholas; Kelebemang, Rosemary; Totolo, Otlogetswe; Laetsang, Masego; Kamwi, Obed; Dinake, Pogisego (South African Chemical Institute (SACI), 2017)

A total of eight military shooting ranges were used for this study. Soil samples were collected at each of the eight shooting ranges at the berm, target line, 50 and 100 m from berm. In all of the shooting ranges investigated ...

Liner-leachate interaction curve models for clayey soils from landfills around the city of Johannesburg

Agbenyeku, Emem-Obong Emmanuel; Muzenda, Edison; Msibi, Mandla Innocent (Federal University of Technology, Minna, Nigeria, 2017)

The study presented herein links to a regression analysis that ties into three mathematical models from the Brutsaert, Mualem and Burdine equations respectively. The paper describes a series of experimental investigations ...

Approximating fixed points of the composition of two resolvent operators

Boikanyo, Oganeditse (House of the Book of Science, 2017)

Let A and B be maximal monotone operators defined on a real Hilbert space H, and let Fix, (eqution found) and μ is a given positive number. [H. H. Bauschke, P. L. Combettes and S. Reich, The asymptotic behavior of the ...

Diffusion in Saturated Clayey Barrier Medium

Agbenyeku, E.E.; Muzenda, E.; Msibi, M.I. (Elsevier B.V., 2017)

The design of clay/clayey barriers for the containment of buried wastes conventionally has been based on the assumption that the hydraulic conductivity controls the rate of leachate percolation. However, recent studies ...

E-procurement adoption in Botswana construction companies : an exploratory assessment using regression analysis to empirically test a conceptual model

Gaborutwe, Thero (Botswana International University of Science and Technology (BIUST), 2017-01)

Construction industry contributes significantly to the economy of many countries. It is responsible for the buildings and roads used by people in their everyday lives. However, with the amount of construction projects ...

Chemical absorption of carbon dioxide in Biogas Purification

Maile, O.M.; Muzenda, E.; Tesfagiorgis, H. (Elsevier B.V., 2017-01)

Biogas is produced from anaerobic digestion of organic biodegradable materials. However, its application is limited as it contains impurities such as carbon dioxide (CO2), hydrogen sulphide (H2S), and other trace gases. ...

A survey in the different designs and control systems of powered exoskeleton for lower extremities

Baldovino, R.G.; Jamisola, Rodrigo S. (Rational Publication, 2017-01-11)

In this paper, previous studies in powered exoskeleton and their contributions in the field of robotics technology are presented, together with their corresponding control system. Specific problems and issues that were ...

Effect of thermal and alkali treatment on Pterocarpus Angolensis (Mukwa) wood flour

Setswalo, Keagisitswe; Namoshe, Molaletsa; Kutua, Said; Oladijo, Oluseyi Philip; Samson, Bada Oluwaseyi (Elsevier B.V., 2017-01-23)

Environmental friendly pre-treatment of fibre has been lately adopted by many researchers worldwide but not fully understood. Although various chemical modifications of fibre through several chemical treatments have been ...

Diversity and distribution of Lepidopteran Stemborers and their natural enemies in Botswana

Moeng, Eva (Botswana International University of Science and Technology, 2017-03)

Botswana is a country which depends mainly on cereal agriculture, done mostly by rural farmers as their major income stream. However, lepidopteran stemborers are a major constraint in the rural farmers’ cultivation of ...

Investigation of Lotsane earth fill dam for internal defects using time-lapse electrical resistivity imaging and frequency domain electromagnetic methods

Nthaba, Bokani (Botswana International University of Science and Technology, 2017-03)

Internal erosion and development of seepage pathways is an ever present concern in earth fill dams, and are a major reason for many dam failures. Internal erosional progresses that are responsible for many dam failures are ...

A novel data-mining model for automated prediction of low birth weight

Hange, Uzapi (Botswana International University of Science and Technology (BIUST), 2017-04-03)

Birth weight is one of the major factors that determine the overall future health outcomes. Predicting birth weight can enable medical practitioners to make early obstetric interventions, thus minimising complications ...

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