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• Article

  On the superposition of oscillatory and shear flows of viscoelastic liquids

  Siginer, D. A., Jan 1 1989, In: Makromolekulare Chemie. Macromolecular Symposia. 23, 1, p. 73-90 18 p.

  Research output: Contribution to journal › Article › peer-review

  • Shear flow
  • shear flow
  • Flow of fluids
  • Pressure gradient
  • nonNewtonian fluids
  4 Citations (Scopus)

• Optical dispersion analysis of template assisted 1D-ZnO nanorods for optoelectronic applications

  Lefatshe, K., Dube, P., Sebuso, D., Madhuku, M. & Muiva, C., 2020, (Accepted/In press) In: Ceramics International.

  Research output: Contribution to journal › Article › peer-review

  • Nanorods
  • Zinc Oxide
  • Zinc oxide
  • Optoelectronic devices
  • Surface active agents

• Optical morphology, inclination, and expansion velocity of the ejected shell of nova Monocerotis 2012

  Ribeiro, V. A. R. M., Munari, U. & Valisa, P., May 1 2013, In: Astrophysical Journal. 768, 1, 49.

  Research output: Contribution to journal › Article › peer-review

  • outburst
  • inclination
  • shell
  • expansion
  • main sequence stars
  41 Citations (Scopus)

• Optical properties and Raman studies of amorphous Se-Bi thin films

  Mulama, A. A., Mwabora, J. M., Oduor, A. O. & Muiva, C. C., Jan 1 2014, In: African Review of Physics. 9, p. 33-38 6 p.

  Research output: Contribution to journal › Article › peer-review

  • bismuth
  • optical properties
  • selenium
  • thin films
  • absorptivity
  2 Citations (Scopus)

• Optical properties of amorphous Sb₂Se₃:Sn films

  Kumar, P., Sathiaraj, T. S. & Thangaraj, R., Feb 22 2010, In: Philosophical Magazine Letters. 90, 3, p. 183-192 10 p.

  Research output: Contribution to journal › Article › peer-review

  • envelopes
  • optics
  • refractivity
  • optical properties
  • infrared spectra
  6 Citations (Scopus)

• Optical properties of amorphous Se_90-XIn₁₀Sb_Xthin film alloys

  Muiva, C. M., Mwabora, J. M., Sathiaraj, T. S. & King, J. G., Jan 1 2016, In: Journal of Alloys and Compounds. 689, p. 432-438 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Optical properties
  • Optical band gaps
  • Permittivity
  • Light absorption
  • Chemical bonds
  7 Citations (Scopus)

• Optical properties of electron-beam deposited quaternary Se_86-xTe₁₀Sb₄Bi_x (0 ≤ x ≤ 8) chalcogenide alloys

  Nyakotyo, H., Sathiaraj, T. S. & Muchuweni, E., Sep 2017, In: Infrared Physics and Technology. 85, p. 99-108 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Chalcogenides
  • Optical properties
  • Electron beams
  • Optical conductivity
  • chalcogenides
  1 Citation (Scopus)

• Optical properties of GAZO thin films deposited by RF planar magnetron sputtering at various O₂/Ar flow ratios

  Muchuweni, E., Sathiaraj, T. S. & Nyakotyo, H., Apr 2019, In: Optics and Laser Technology. 111, p. 25-29 5 p.

  Research output: Contribution to journal › Article › peer-review

  • Magnetron sputtering
  • Optical properties
  • Optical constants
  • Thin films
  • Refractive index

• Optical properties of highly oriented nanostructured CuI (111) thin films

  Luhanga, P. V. C., Muiva, C., Coetzee, S. H., Maabong, K., Tiedt, L. & Monowe, P., Sep 1 2016, In: Journal of Optoelectronics and Advanced Materials. 18, 9-10, p. 837-841 5 p.

  Research output: Contribution to journal › Article › peer-review

  • Optical properties
  • cuprous iodide
  • Film thickness
  • Optical band gaps
  • Thin films
  2 Citations (Scopus)

• Optical properties of selectively absorbing r.f. sputtered NiAl2O3 composite films

  Sathiaraj, T. S., Thangaraj, R., Al Sharbaty, H. & Agnihotri, O. P., Jan 1 1991, In: Thin Solid Films. 195, 1-2, p. 33-42 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Composite films
  • Optical properties
  • Nickel
  • optical properties
  • composite materials
  17 Citations (Scopus)

• Optical properties of selectively absorbing r.f. sputtered NiAl2O3 composite films

  Thangaraj, R., Al Sharbaty, H., Agnihotri, O. P. & Sathiaraj, S., 1991, In: Thin Solid Films. 195, 1, p. 33-42 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Composite films
  • Optical properties
  • Nickel
  • optical properties
  • composite materials

• Optimal control of allocation of resources and the economic growth in HIV-infected communities

  Kassa, S. M. & Hove-Musekwa, S. D., Jan 1 2014, In: Optimal Control Applications and Methods. 35, 6, p. 627-646 20 p.

  Research output: Contribution to journal › Article › peer-review

  • Economic Growth
  • Community
  • Resources
  • Optimal Control
  • Population Growth
  2 Citations (Scopus)

• Optimal Control Strategy for TB-HIV/AIDS Co-Infection Model in the Presence of Behaviour Modification

  Awoke, T. D. & Kassa, S. M., 2018, In: Processes. 6, 5

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Mathematical models
  • Computer simulation
  • Costs
  4 Citations (Scopus)

• Optimal harvesting from a population in a stochastic crowded environment

  Lungu, E. M. & Øksendal, B., Oct 1 1997, In: Mathematical Biosciences. 145, 1, p. 47-75 29 p.

  Research output: Contribution to journal › Article › peer-review

  • Conservation of Natural Resources
  • Optimal Harvesting
  • Finite Capacity
  • Trigger
  • Carrying Capacity
  97 Citations (Scopus)

• Optimal harvesting from interacting populations in a stochastic environment

  Lungu, E. & Øksendal, B., Jan 1 2001, In: Bernoulli. 7, 3, p. 527-539 13 p.

  Research output: Contribution to journal › Article › peer-review

  • Optimal Harvesting
  • Singular Stochastic Control
  • Harvesting
  • Optimal Strategy
  • Population Size
  20 Citations (Scopus)

• Optimal harvesting when the exchange rate is a semimartingale

  Offen, E. R. & Lungu, E. M., Dec 1 2011, In: International Journal of Stochastic Analysis. 2011, 942478.

  Research output: Contribution to journal › Article › peer-review

  • Exchange rate
  • Optimal Harvesting
  • Harvesting
  • Semimartingale
  • Value Function

• Optimal multi-dimensional stochastic harvesting with density-dependent prices

  Alvarez, L. H. R., Lungu, E. & Øksendal, B., Jun 1 2016, In: Afrika Matematika. 27, 3-4, p. 427-442 16 p.

  Research output: Contribution to journal › Article › peer-review

  • Optimal Harvesting
  • Harvesting
  • Policy
  • Dividend
  • Dependent
  6 Citations (Scopus)

• Optimal node placement in wireless underground sensor networks

  Zungeru, A. M., Mangwala, M. & Chuma, J., 2017, In: International Journal of Applied Engineering Research. 12, 20, p. 9290-9297 8 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Sensor networks
  • Miners
  • Sensor nodes
  • Wireless sensor networks
  • Costs
  6 Citations (Scopus)

• Optimal portfolio in the presence of transaction costs and convex risk measure

  Lungu, E., Elias Rabson, O. & Obonye, D., 2017, In: International Journal of Financial Engineering. International Journal of Financial Engineering

  Research output: Contribution to journal › Article › peer-review

  Open Access

• Optimal process control and operation of an industrial heat integrated fluid catalytic cracking plant using model predictive control

  Iancu, M. & Agachi, P. S., Jan 1 2010, In: Computer Aided Chemical Engineering. 28, C, p. 505-510 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Fluid catalytic cracking
  • Model predictive control
  • Process control
  • Hot Temperature
  • Industrial plants
  3 Citations (Scopus)

• Optimal synthesis of a Ni(II)-dimethylglyoxime ion-imprinted polymer for the enrichment of Ni(II) ions in water, soil and mine tailing samples

  Rammika, M., Darko, G. & Torto, N., Apr 2012, In: Water SA. 38, 2, p. 261-268 8 p.

  Research output: Contribution to journal › Article › peer-review

  • dimethylglyoxime
  • Soil
  • tailings
  • Polymers
  • Ions
  11 Citations (Scopus)

• Optimal template removal from molecularly imprinted polymers by pressurized hot water extraction

  Batlokwa, B. S., Mokgadi, J., Nyokong, T. & Torto, N., Mar 1 2011, In: Chromatographia. 73, 5-6, p. 589-593 5 p.

  Research output: Contribution to journal › Article › peer-review

  • Polymers
  • Water
  • Ultrasonics
  • Chlorophyll
  • Hemorrhage
  25 Citations (Scopus)

• Optimising biogas production from anaerobic co-digestion of chicken manure and organic fraction of municipal solid waste

  Matheri, A. N., Ndiweni, S. N., Belaid, M., Muzenda, E. & Hubert, R., 2017, In: Renewable and Sustainable Energy Reviews. 80, p. 756-764 9 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Manures
  • Municipal solid waste
  • Biogas
  • Biodegradability
  • Methane
  50 Citations (Scopus)

• Optimization of bi-metallic (Fe–Co) catalyst on kaolin support for carbon nanofiber growth in a CVD reactor

  Mudi, K. Y., Abdulkareem, A. S., Azeez, O. S., Kovo, A. S., Tijani, J. O. & Eterigho, E. J., Feb 2019, In: Carbon Letters. 29, 3, p. 233-253 21 p.

  Research output: Contribution to journal › Article › peer-review

  • Carbon nanofibers
  • Kaolin
  • Catalyst supports
  • Chemical vapor deposition
  • Catalysts
  1 Citation (Scopus)

• Optimization of cooling load for a lecture theatre in a composite climate in India

  Kulkarni, K., Sahoo, P. K. & Mishra, M., 2011, In: Energy and Buildings. 43, 7, p. 1573-1579 7 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Theaters
  • Cooling
  • Composite materials
  • Retrofitting
  • Ceilings
  19 Citations (Scopus)

• Optimization of Failure-Tolerant Workspaces for Redundant Manipulators

  Jamisola, R., 2010, In: Philippine Science Letters . 3, 1, p. 66-75 10 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Redundant manipulators
  • Manipulators
  • Redundancy
  • Robots

• Optimization of ground heat exchanger parameters of ground source heat pump system for space heating applications

  Sivasakthivel, T., Murugesan, K. & Sahoo, P. K., 2014, In: Energy. 78, p. 573-586 14 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Geothermal heat pumps
  • Space heating
  • Heat pump systems
  • Heat exchangers
  • Coefficient of performance
  35 Citations (Scopus)

• Optimization of process parameters for spark plasma sintering of nano structured SAF 2205 composite

  Oke, S. R., Ige, O. O., Falodun, O. E., Obadele, B. A., Shongwe, M. B. & Olubambi, P. A., Apr 2018, In: Journal of Materials Research and Technology. 7, 2, p. 126-134 9 p.

  Research output: Contribution to journal › Article › peer-review
  29 Citations (Scopus)

• Optimization of pulp production from groundnut shells using chemical pulping at low temperatures

  Musekiwa, P., Moyo, L. B., Mamvura, T. A., Danha, G., Simate, G. S. & Hlabangana, N., Jun 2020, In: Heliyon. 6, 6, 8 p., e04184.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Pulp
  • Cellulose
  • Pulp cooking
  • Lignin
  • Temperature

• Optimization of Reverse Cationic Flotation of Low-Grade Iron Oxide from Fluorspar Tails Using Taguchi Method

  Lubisi, T. P., Nheta, W. & Ntuli, F., 2018, In: Arabian Journal for Science and Engineering. 43, 5, p. 2403-2412 10 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • fluorite
  • iron oxide
  • flotation
  • iron ore
  • amine
  1 Citation (Scopus)

• Optimization of supported bimetallic (Fe-Co/CaCO3) catalyst synthesis parameters for carbon nanotubes growth using factorial experimental design

  Bankole, M. T., Mohammed, I. A., Abdulkareem, A. S., Tijani, J. O., Ochigbo, S. S., Abubakre, O. K. & Afolabi, A. S., 2018, In: Journal of Alloys and Compounds. 749, p. 85-102 18 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Carbon Nanotubes
  • Carbon nanotubes
  • Design of experiments
  • Catalysts
  • cobalt ferrite
  8 Citations (Scopus)

• Optimization of the pyrolysis oil fraction: An attainable region approach

  Chiwara, B., Makhura, E., Danha, G., Hlabangana, N., Gorimbo, J. & Muzenda, E., Sep 2018, In: Detritus. 3, September, p. 68-74 7 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Oils
  • Pyrolysis
  • pyrolysis
  • oil
  • residence time
  1 Citation (Scopus)

• Optimization of the Quality Characteristics of Laser-Assisted Cold-Sprayed (LACS) Aluminum Coatings with Taguchi Design of Experiments (DOE)

  Olakanmi, E. O., Aug 17 2016, In: Materials and Manufacturing Processes. 31, 11, p. 1490-1499 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Aluminum coatings
  • Sprayed coatings
  • Powders
  • Design of experiments
  • Lasers
  17 Citations (Scopus)

• Optimizing Energy Consumption for Big Data Collection in Large-Scale Wireless Sensor Networks With Mobile Collectors

  Ang, KL-M., Seng, J. K. P. & Zungeru, A. M., 2018, In: IEEE Systems Journal. 12, 1, p. 616-626 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Big data
  • Wireless sensor networks
  • Energy utilization
  • Sensor networks
  • Geographical regions
  50 Citations (Scopus)

• Optimizing Energy Harvesting System at Seismic Node: A Case of NNNSS Nodes

  Duncan, D., Zungeru, A. M., Mangwala, M., Diarra, B., Chuma, J. & Mtengi, B., 2020, In: International Journal of Engineering Research and Technology. 13, 9, p. 2409-2416 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Energy harvesting
  • DC-DC converters
  • Costs

• Optimizing power and mitigating interference in LTE-A cellular networks through optimum relay location

  Aldhaibani, J. A., Yahya, A. & Ahmad, R. B., Jan 1 2014, In: Elektronika ir Elektrotechnika. 20, 7, p. 73-79 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Numerical analysis
  • Planning
  2 Citations (Scopus)

• Optimizing yield and quality of bio-oil: A comparative study of Acacia tortilis and Pine Dust

  Charis, G., Danha, G. & Muzenda, E., May 2020, In: Processes. 8, 5, 19 p., 551.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Bio-Oil
  • Oil A
  • Dust
  • Oils
  • Temperature

• 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 journal › Article › peer-review

  • Double-well Potential
  • Orbital Stability
  • Homoclinic Bifurcation
  • Bifurcation (mathematics)
  • orbitals
  1 Citation (Scopus)

• Ordered assembly and controlled electron transfer of the blue copper protein azurin at gold (111) single-crystal substrates

  Chi, Q., Zhang, J., Andersen, J. E. T. & Ulstrup, J., May 24 2001, In: Journal of Physical Chemistry B. 105, 20, p. 4669-4679 11 p.

  Research output: Contribution to journal › Article › peer-review

  • Azurin
  • Single crystals
  • Gold
  • electron transfer
  • Electrons
  215 Citations (Scopus)

• Organization and control of nanoscale structures on Au(111)

  Zhang, J., Chi, Q., Andersen, J. E. T., Hansen, A. G., Nielsen, J. U. & Ulstrup, J., Dec 1 2001, In: Probe Microscopy. 2, 2, p. 151-167 17 p.

  Research output: Contribution to journal › Article › peer-review

  • Scanning Tunnelling Microscopy
  • Cystine
  • Adsorption
  • Azurin
  • Electrochemistry
  5 Citations (Scopus)

• Organized monolayers of biological macromolecules on Au(111) Surfaces

  Zhang, J., Chi, Q., Nielsen, J. U., Hansen, A. G., Andersen, J. E. T., Wackerbarth, H. & Ulstrup, J., Jan 1 2002, In: Russian Journal of Electrochemistry. 38, 1, p. 68-76 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Macromolecules
  • Monolayers
  • Electrochemistry
  • Proteins
  • Copper
  6 Citations (Scopus)

• Oriented precipitates of quartz and amphibole in clinopyroxene of metabasic rocks from the Greek Rhodope: a product of open system precipitation during eclogite-granulite-amphibolite transition

  Proyer, A., Krenn, K. & Hoinkes, G., 2009, In: Journal of Metamorphic Geology. 27

  Research output: Contribution to journal › Article › peer-review

• Oriented precipitates of quartz and amphibole in clinopyroxene of metabasites from the Greek Rhodope: A product of open system precipitation during eclogite-granulite-amphibolite transition

  Proyer, A., Krenn, K. & Hoinkes, G., 2009, In: Journal of Metamorphic Geology. 27, 9, p. 639-654 16 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
  23 Citations (Scopus)

• Origin and chemical and isotopic evolution of dissolved inorganic carbon (DIC) in groundwater of the Okavango Delta, Botswana

  Akondi, R. N., Atekwana, E. A. & Molwalefhe, L., Jan 2 2019, In: Hydrological Sciences Journal. 64, 1, p. 105-120 16 p.

  Research output: Contribution to journal › Article › peer-review

  • dissolved inorganic carbon
  • groundwater
  • river water
  • organic matter
  • oxidation

• Origin of John's Stone: A quartzitic boulder from the site of the 1908 Tunguska (Siberia) explosion

  Bonatti, E., Breger, D., Di Rocco, T., Franchi, F., Gasperini, L., Polonia, A., Anfinogenov, J. & Anfinogenova, Y., Sep 5 2015, In: Icarus. 258, p. 297-308 12 p.

  Research output: Contribution to journal › Article › peer-review

  • Siberia
  • boulder
  • rocks
  • explosion
  • explosions
  2 Citations (Scopus)

• Orthopyroxene + sillimanite predating sapphirine + quartz: A rare case of ultrahigh-temperature metamorphism from the central zone, limpopo complex, South Africa

  Belyanin, G. A., Rajesh, H. M., Sajeev, K. & Van Reenen, D. D., Oct 2012, In: Canadian Mineralogist. 50, 5, p. 1153-1163 11 p.

  Research output: Contribution to journal › Article › peer-review

  • Garnets
  • ultrahigh temperature metamorphism
  • sapphirine
  • Quartz
  • sillimanite
  4 Citations (Scopus)

• Oscillating flow of a simple fluid in a pipe

  Siginer, A., 1991, In: International Journal of Engineering Science. 29, 12, p. 1557-1567 11 p.

  Research output: Contribution to journal › Article › peer-review

  • Oscillating flow
  • Pressure gradient
  • Flow rate
  • Pipe
  • Fluids
  19 Citations (Scopus)

• 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 journal › Article › peer-review

• Oscillatory viscoelastic flow in rectangular tubes

  Letelier, M. F. & Siginer, D. A., 1998, In: American Society of Mechanical Engineers, Fluids Engineering Division (Publication) FED. 246, p. 19-26 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Fluids
  • Aspect ratio
  • Axial flow
  • Secondary flow
  • Pressure gradient
  1 Citation (Scopus)

• Outcrop-scale silicate liquid immiscibility from an alkali syenite (A-type granitoid)-pyroxenite asociation near Puttetti, Trivandrum Block, South India

  Rajesh, H. M., Aug 1 2003, In: Contributions to Mineralogy and Petrology. 145, 5, p. 612-627 16 p.

  Research output: Contribution to journal › Article › peer-review

  • syenite
  • outcrops
  • Silicates
  • immiscibility
  • India
  26 Citations (Scopus)