Botswana International University of Science & Technology

Research Output 1970 2020

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2020

Data-driven stabilizing control of DC–DC converters with unknown active loads

Ruiz-Martinez, O. F., Mayo-Maldonado, J. C., Escobar, G., Valdez-Resendiz, J. E., Maupong, T. M. & Rosas-Caro, J. C., 2020, In : Control Engineering Practice. 95

Research output: Contribution to journalArticle

DC-DC Converter
Data-driven
Converter
Unknown
Distributed power generation

Modulational instability in weak nonlocal nonlinear media with competing Kerr and non-Kerr nonlinearities

Zanga, D., Fewo, S. I., Tabi, C. B. & Kofané, T. C., Jan 1 2020, In : Communications in Nonlinear Science and Numerical Simulation. 80, 104993.

Research output: Contribution to journalArticle

Modulational Instability
Quintic
Nonlocality
Nonlinearity
Plane Wave

Orbital stability and homoclinic bifurcation in a parametrized deformable double-well potential

Pebeu, M. F. K., Ndjomatchoua, F. T., Mbong, T. L. M. D., Gninzanlong, C. L., Tabi, C. B. & Kofane, T. C., Jan 1 2020, In : Chaos, Solitons and Fractals. 130, 109411.

Research output: Contribution to journalArticle

Orbital Stability
Homoclinic Bifurcation
Double-well Potential
orbitals
Chaotic Motion
2019

3D Simulation Investigating ZnO NWFET Characteristics

Ditshego, N. & Sultan, S. M., Jun 2019, In : Journal of Nano Research. 58, p. 40-48 9 p.

Research output: Contribution to journalArticle

Contact resistance
contact resistance
Interface states
Gaussian distribution
Threshold voltage

Active / passive mobility driven routing design and implementation for animal monitoring sensor network

Thyagarajan, J., Sundararajan, S. & Zungeru, A. M., 2019, In : ARPN Journal of Engineering and Applied Sciences. 14, 1, p. 70-78 9 p.

Research output: Contribution to journalArticle

Open Access
Ginger
Cross Infection
Anti-Bacterial Agents
Staphylococcus aureus
Phytochemicals

A quality of service-aware secured communication scheme for internet of things-based networks

Khan, F., Ur Rehman, A., Yahya, A., Jan, M. A., Chuma, J., Tan, Z. & Hussain, K., Oct 1 2019, In : Sensors (Switzerland). 19, 19, 4321.

Research output: Contribution to journalArticle

Open Access
Internet
Humulus
Quality of service
communication
Communication
1 Citation (Scopus)

A Secured Smart Home Switching System based on Wireless Communications and Self-Energy Harvesting

Zungeru, A. M., Gaboitaolelwe, J., Diarra, B., Chuma M, J., Ang, L. M., Kolobe, L., David, M. & Zibani, I., Mar 1 2019, In : IEEE Access. 7, p. 25063-25085 23 p., 8643838.

Research output: Contribution to journalArticle

Open Access
Energy harvesting
Switching systems
Access control
Switches
Electricity
Open Access
landfill
heavy metal
soil
leachate
metal
1 Citation (Scopus)

Base pairs opening and bubble transport in damped DNA dynamics with transport memory effects

Okaly, J. B., Ndzana, F. I., Woulaché, R. L., Tabi, C. B. & Kofané, T. C., Sep 1 2019, In : Chaos. 29, 9, 093103.

Research output: Contribution to journalArticle

Memory Effect
Damped
Bubble
DNA
bubbles

Characterization of soils in the Gamodubu landfill area in the Kweneng District, Botswana

Popego, T., Dikinya, O. & Gaobotse, G., 2019, In : African Journal of Soil Science. 7, 1, p. 501-506

Research output: Contribution to journalArticle

Open Access
landfill
arable farming
soil
soil organic matter
organic carbon

Characterization of spark plasma sintered TiN nanoparticle strengthened titanium alloy using EBSD and TKD

Eso Falodun, O., Obadele, B. A., Ranti Oke, S., Apata Olubambi, P. & Westraadt, J., Sep 2019, In : Materials Research Bulletin. 117, p. 90-95 6 p.

Research output: Contribution to journalArticle

Spark plasma sintering
titanium alloys
sparks
Electric sparks
Titanium alloys

Climate-dependent malaria disease transmission model and its analysis

Gashaw, K. W., Kassa, S. M. & Ouifki, R., 2019, In : International Journal of Biomathematics.

Research output: Contribution to journalArticle

Open Access
remediation
stabilization
soil
physicochemical property
World Health Organization
development of methods
spatial data
farm management
farm
input costs

Effects of temperature and rainfall in plant–herbivore interactions at different altitude

Asfaw, M. D., Kassa, S. M., Lungu, E. & Bewket, W., Aug 2019, In : Ecological Modelling. 406, p. 50 - 59

Research output: Contribution to journalArticle

coexistence
rainfall
environmental factor
river basin
ecology
Spiral Wave
Interaction Effects
Long-range Interactions
Elimination
elimination
1 Citation (Scopus)
Open Access
Yeasts
Biotechnology
Reproduction
Ecosystem
Costs and Cost Analysis
4 Citations (Scopus)

Firing and synchronization modes in neural network under magnetic stimulation

Etémé, A. S., Tabi, C. B. & Mohamadou, A., Jan 14 2019, In : Communications in Nonlinear Science and Numerical Simulation. 72, p. 432-440 8 p.

Research output: Contribution to journalArticle

Open Access
Synchronization
Neural Networks
Control Parameter
Electromagnetic Induction
Neural networks
4 Citations (Scopus)

Influence of nanocrystalline nickel powder on oxidation resistance of spark plasma sintered Ni-17Cr6.5Co1.2Mo6Al4W7.6Ta alloy

Babalola, B. J., Maledi, N., Shongwe, M. B., Bodunrin, M. O., Obadele, B. A. & Olubambi, P. A., Jan 1 2019, (Accepted/In press) In : Journal of King Saud University - Engineering Sciences.

Research output: Contribution to journalArticle

Open Access
Oxidation resistance
Nickel
Electric sparks
Powders
Plasmas
1 Citation (Scopus)

Influence of scoria and pumice on key performance indicators of Portland cement concrete

Mboya, H. A., Njau, K. N., Mrema, A. L. & King'ondu, C. K., 2019, In : Construction and Building Materials. 197, p. 444-453

Research output: Contribution to journalArticle

Portland cement
Abrasives
Substitution reactions
Concretes
Compressive strength

Influence of SiAlON Ceramic Reinforcement on Ti6Al4V Alloy Matrix via Spark Plasma Sintering Technique

Falodun, O. E., Oke, S. R., Obadele, B. A., Okoro, A. M. & Olubambi, P. A., Jan 1 2019, (Accepted/In press) In : Metals and Materials International.

Research output: Contribution to journalArticle

Spark plasma sintering
sparks
reinforcement
sintering
Reinforcement

Isolation and characterisation of sesquiterpene lactones from Schkuhria pinnata and their antibacterial and anti-inflammatory activities

Kudumela, R. G., Mazimba, O. & Masoko, P., Apr 9 2019, In : South African Journal of Botany. https://doi.org/10.1016/j.sajb.2019.04.002.

Research output: Contribution to journalArticle

sesquiterpenoid lactones
anti-inflammatory activity
extracts
methylene chloride
bacterial infections

Leaky Wave and Slot Antennas: A Survey and Comparison

Makgetho, S. O., Mapunda, G. A., Basutli, B., Zungeru, A. M., Koodirile, K. & Chuma, J. M., Feb 1 2019, In : International Journal on Communications Antenna and Propagation. 9, 1, p. 1-18 18 p.

Research output: Contribution to journalArticle

Slot antennas
Antennas
Traveling wave antennas
Waveguides
1 Citation (Scopus)

Low relativistic effects on the modulational instability of rogue waves in electronegative plasmas

Panguetna, C. S., Tabi, C. B. & Kofané, T. C., Jan 1 2019, In : Journal of Theoretical and Applied Physics.

Research output: Contribution to journalArticle

Open Access
relativistic effects
negative ions
temperature ratio
ion acoustic waves
ion temperature

Magnetic field effect on a fractionalized blood flow model in the presence of magnetic particles and thermal radiations

Tabi, C. B., Ndjawa, P. A. Y., Motsumi, T. G., Bansi, C. D. K. & Kofané, T. C., Jan 1 2019, (Accepted/In press) In : Chaos, Solitons and Fractals. 109540.

Research output: Contribution to journalArticle

Magnetic field effects
Thermal Radiation
Heat radiation
thermal radiation
blood flow

Mechano-chemical synthesis and characterization of Ti (C, N)-powder from TiN-MWCNTs/graphite

Akinribide, O. J., Obadele, B. A., Mekgwe, G. N., Ajibola, O. O., Akinwamide, S. O., Nomoto, K., Ringer, S. P. & Olubambi, P. A., Jan 1 2019, (Accepted/In press) In : Particulate Science and Technology.

Research output: Contribution to journalArticle

Titanium nitride
Graphite
Powders
X rays
Ball mills
Authentication
Smart meters
Communication
Telecommunication networks
Communication systems

Monte Carlo mean for non-Gaussian autonomous object tracking

Marata, L., Chuma, J., Ngebani, I., Yahya, A. & López, O. L. A., Jun 1 2019, In : Computers and Electrical Engineering. 76, p. 389-397 9 p.

Research output: Contribution to journalArticle

Kalman filters
Logistics
Sensors
4 Citations (Scopus)

On the chaotic pole of attraction for Hindmarsh-Rose neuron dynamics with external current input

Doungmo Goufo, E. F. & Tabi, C. B., 2019, In : Chaos (Woodbury, N.Y.). 29, p. 1-9 9 p., 023104.

Research output: Contribution to journalArticle

neurons
Neurons
attraction
Pole
Neuron

Oscillating two-dimensional Ca 2+ waves in cell networks with bidirectional paracrine signaling

Tabi, C. B., Etémé, A. S., Mohamadou, A. & Kofané, T. C., Jul 25 2019, In : Waves in Random and Complex Media. p. 1-23 23 p.

Research output: Contribution to journalArticle

Production of activated carbon from poultry feathers for waste water treatment

Chiramba, R., Charis, G., Fungura, N., Danha, G. & Mamvura, T. A., Nov 27 2019, In : Water Science and Technology.

Research output: Contribution to journalArticle

Open Access
Poultry
feather
poultry
Water treatment
Activated carbon
1 Citation (Scopus)

Resonance in laminar pipe flow of non-linear viscoelastic fluids

Letelier, M. F., Siginer, D. A., Almendra, D. L. & Stockle, J. S., 2019, In : International Journal of Non-Linear Mechanics. 115, p. 53-60 8 p.

Research output: Contribution to journalArticle

Pipe Flow
Viscoelastic Fluid
Pipe flow
Laminar Flow
Fluids
Optical Vortex
Necklace
Complex Ginzburg-Landau Equation
Landau-Ginzburg equations
Quintic
Electromagnetic induction
Sensor networks
Sensor nodes
Wireless sensor networks
Communication
1 Citation (Scopus)
Biofuels
Biogas
electrochemical capacitors
Capacitance
Carbon

Stochastic plant–herbivore interaction model with Allee effect

Asfaw, M. D., Kassa, S. M. & Lungu, E., 2019, In : Journal of Mathematical Biology.

Research output: Contribution to journalArticle

Newtonian Fluid
Stationary Solutions
Solution Set
Equations of motion
Equations of Motion
2 Citations (Scopus)

Study of microstructural and mechanical properties of stir cast Al (SiC-Mg-TiFe) composite

Akinwamide, S. O., Lemika, S. M., Obadele, B. A., Akinribide, O. J., Abe, B. T. & Olubambi, P. A., Jan 1 2019, In : Fluid Dynamics and Materials Processing. 15, 1, p. 15-26 12 p.

Research output: Contribution to journalArticle

Open Access
Aluminum
Silicon carbide
Mechanical properties
Reinforcement
Composite materials

The nonglacial diamictite of Toutswemogala Hill (Lower Karoo Supergroup, Central Botswana): Implications on the extent of the Late Paleozoic ice age in the Kalahari–Karoo basin

Dietrich, P., Franchi, F., Setlhabi, L., Prevec, R. & Bamford, M., Jan 1 2019, In : Journal of Sedimentary Research. 89, 10, p. 875-889 15 p.

Research output: Contribution to journalArticle

Karoo Supergroup
diamictite
Paleozoic
clast
Pleistocene
1 Citation (Scopus)
14 Downloads (Pure)

Top-Down Fabrication Process of ZnO NWFETs

Ditshego, N. & Sultan, S. M., Apr 2019, In : Journal of Nano Research. 57, p. 77-92

Research output: Contribution to journalArticle

File
Fabrication
Thin films
fabrication
Interface states
Contact resistance

Transport and diffusion of Brownian particles in a tilted deformable potential

Kepnang Pebeu, M. F., Woulaché, R. L., Tabi, C. B. & Kofane, T. C., Jan 1 2019, (Accepted/In press) In : Physica A: Statistical Mechanics and its Applications. 123284.

Research output: Contribution to journalArticle

Shape Parameter
Diffusion Coefficient
diffusion coefficient
Factor Structure
Transport Properties

Unstable cAMP wave patterns during aggregation of Dictyostelium discoideum cells

Zaoro, N. R., Tabi, C. B., Etémé, A. S. & Kofané, T. C., Jan 1 2019, (Accepted/In press) In : Physics Letters, Section A: General, Atomic and Solid State Physics. 384, 6, 126133.

Research output: Contribution to journalArticle

cyclic AMP
cells
amoeba
Landau-Ginzburg equations
advection
1 Citation (Scopus)

Unstable discrete modes in Hindmarsh–Rose neural networks under magnetic flow effect

Tabi, C. B., Etémé, A. S., Mohamadou, A. & Kofané, T. C., Apr 7 2019, In : Chaos, Solitons and Fractals. 123, p. 116 123 p.

Research output: Contribution to journalArticle

Spatio-temporal Patterns
Unstable
Neural Networks
Electromagnetic Induction
Modulational Instability

ZnO Nanowire Field Effect Transistor for Biosensing: A Review

Ditshego, N. M. J., 2019, In : Journal of Nano Research. 60, p. 94-112 19 p.

Research output: Contribution to journalArticle

Zinc Oxide
Field effect transistors
Zinc oxide
bioinstrumentation
zinc oxides
2018
13 Citations (Scopus)
Open Access
Cooling systems
Solar energy
Compaction
Air conditioning
Vapors

Adsorptive removal of V(V) ions using clinoptilolite modified with polypyrrole and iron oxide nanoparticles in column studies

Mthombeni, N. H., Mbakop, S., Ochieng, A. & Onyango, M. S., 2018, In : MRS Advances. p. 1-9

Research output: Contribution to journalArticle

Adsorbents
Ions
Nanoparticles
Electron microscopes
Pyrroles

Advances in opportunistic scheduling in IEEE 802.16 WiMAX for aeronautical communication networks

Luza, T., Zungeru, A. M., Yahya, A., Chuma, J. & Sundarajan, S., 2018, In : International Review of Aerospace Engineering. 11, 5, p. 201-212 12 p.

Research output: Contribution to journalArticle

Telecommunication networks
Scheduling
Quality of service
Scheduling algorithms
Communication
1 Citation (Scopus)

A geomorphological characterisation of river systems in South Africa: A case study of the Sabie River

Eze, P. N. & Knight, J., Jun 1 2018, In : Physics and Chemistry of the Earth. 105, p. 196-205 10 p.

Research output: Contribution to journalArticle

Open Access
Republic of South Africa
rivers
river system
Rivers
river
6 Citations (Scopus)

Analysis of land change in the dryland agricultural landscapes of eastern Botswana

Akinyemi, F. O. & Mashame, G., 2018, In : Land Use Policy. 76, p. 798-811 14 p.

Research output: Contribution to journalArticle

agricultural landscape
Botswana
land cover
arid lands
agricultural land