In the year 2020, the Department published over 15 research papers in peer review journal and made 40 scientific presentations at conferences and workshops as listed below:

Journal Publications

  1. Ndegwa, R., Ayieta, E., Simiyu, J. And Odero, N. (2020) A Simplified Simulation Procedure and Analysis of a Photovoltaic Solar System Using a Single Diode Model. Journal of Power and Energy Engineering, 8, 65-93.

  1. Mary T. Simiyu, Francis W. Nyongesa, Bernard O. Aduda, Zephania Birech, and Godwin Mwebaze. (2020). Application of An Organic Plant-Derived Binder in the Fabrication of Diatomaceous Earth Waste- Based Membranes for Water Purification Systems: MRS Advances © 2020 Materials Research Society DOI: 10.1557/adv.2020.123.

  1. Brian O. Owino, Francis W. Nyongesa, Alex A. Ogacho, Bernard O. Aduda and Benjamin V. Odari. (2020): Effects of TiO2 Blocking Layer on Photovoltaic Characteristics of TiO2/Nb2O5 Dye Sensitized Solar Cells. MRS Advances © 2020 Materials Research Society DOI: 10.1557/adv.2020.16.

  1. D. Dodoo-Arhin, T.Asiedu, B.Agyei-Tuffour, E.Nyankson, D.Obada, J.M.Mwabora (2020). Photocatalytic degradation of Rhodamine dyes using zinc oxide nanoparticles. Materials Today: Proceedings (2020).

  1. Kallen Mulilo Nalyanya, Ronald K. Rop, Arthur S. Onyuka, Zephania Birech, Justus J. Okonda. (2020). Variation of elemental concentration in leather during post-tanning operation using energy dispersive X-ray fluorescence spectroscopy: principal component analysis approach. (2020). International Journal of Environmental Analytical Chemistry, 1-13. 103063.

  1. Zephania Birech, Annah M.Ondieki, Robert I.I.Opati, Peter W. Mwangi., (2020). Low cost Raman sample substrates from conductive silver paint smear for Raman spectroscopic screening of metabolic diseases in whole blood. Vibrational Spectroscopy (2020): P. 103063.

  1. Dongxian Li, Yanyan Zhang, Qingqian Guo, Xiaoquan Sun, Shun Wang, Zephania Birech, Jiandong Hu, Hao Zhang. (2020). An efficient LSPR method to quantitatively detect dimethoate: Development, characterization and evaluation. Plos One,

  1. Wang, S., Zhang, H., Li, W., Birech, Z., Ma, L., Li, D. & Hu, J. (2020). “A multi-channel localized surface plasmon resonance system for absorptiometric determination of abscisic acid by using gold nanoparticles functionalized with a polyadenine-tailed aptamer”. Microchimica Acta187(1), 20.

  1. Birech, Z., Mwangi, P. W., Sehmi, P. K., & Nyaga, N. M. (2020). “Application of Raman spectroscopy in comparative study of antiobesity influence of oxytocin and freezedried extracts of Uvariodendron anisatum Verdeck (Annonaceae) in Sprague Dawley rats”. Journal of Raman Spectroscopy51(3), 398-405.

  1. Marie-Florence A. Yebouet, Ambroise K. Diby, Kenneth A. Kaduki and Jérémie T. Zoueu. (2020). Unstained blood smear contrast enhancement using spectral time multiplexing super resolution. A J. Spectral Imaging 9, a1 (2020).

  1. Charles Opiyo Ayieko, Robinson Juma Musembi, Benard Odhiambo Aduda, Alex Ogacho, Pushpendra Jain. (2020). Photo-thermal Conversion Efficiency of Textured and Untextured Aluminum Substrate Coated with Titanium Dioxide (TiO2)-bound CuFeMnO4 Absorber. American Journal of Modern Energy. 2020; 6(1): 9-15. doi: 10.11648/j.ajme.20200601.12

  1. Robinson Ndegwa, Justus Simiyu, Elijah Ayieta, and Nicodemus Odero. (2020). A Fast and Accurate Analytical Method for Parameter Determination of a Photovoltaic System Based on Manufacturer’s Data, Hindawi Journal of Renewable Energy, Volume 2020, Article ID 7580279,

  1. Bernard Obuya, Sebastian Waita and Calford Otieno (2020), Biogas from Different Parts of a Banana Plant: A Case Study of the Banana Plant from Kisii County, Journal of Energy Research and Reviews 6(2): 1-10.

  1. Dehayem-Kamadjeu Alix, Ndunda Moses, Wafula David. (2020). Extending usability of old terrestrial fibre optic cables in Third-World Economic Zones, Africa Journal of Physical Sciences Vol. 4, pp. 81-87, June 2020.

  1. John I. Githaiga, Hudson K. Angeyo, Kenneth A. Kaduki, and Wallace D. Bulimo (2020). Chemometrics-Enabled Raman Spectrometric Qualitative Determination and Assessment of Biochemical Alterations during Early Prostate Cancer proliferation in a Model Tissue. Journal of Spectroscopy, vol. 2020, Article ID 8879985, 15 pages,