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Justus Okonda
Justus Okonda
Lecturer - Department of Physics, University of Nairobi
Verified email at uonbi.ac.ke - Homepage
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A nested multivariate chemometrics based calibration strategy for direct trace biometal analysis in soft tissue utilizing energy dispersive x-ray fluorescence (edxrf) and …
JJ Okonda, KH Angeyo, JM Mangala, SM Kisia
Applied Radiation and Isotopes 129, 49-56, 2017
212017
Conductive silver paste smeared glass substrates for label-free Raman spectroscopic detection of HIV-1 and HIV-1 p24 antigen in blood plasma
BO Otange, Z Birech, J Okonda, R Rop
Analytical and bioanalytical chemistry 409, 3253-3259, 2017
192017
Variation of elemental concentration in leather during post-tanning operation using energy dispersive X-ray fluorescence spectroscopy: principal component analysis approach
KM Nalyanya, RK Rop, AS Onyuka, Z Birech, JJ Okonda
International Journal of Environmental Analytical Chemistry 102 (8), 1935-1947, 2022
42022
Chemometrics aided energy dispersive X-ray fluorescence and scattering for diagnostic modeling of trace biometals as cancer biomarkers
JJ Okonda, HK Angeyo, A Dehayem-Kamadjeu, AE Rogena
Applied Radiation and Isotopes 190, 110489, 2022
22022
Development of Chemometrics Aided Energy Dispersive X-Ray Fluorescence and Scattering (EDXRFS) Method for Rapid Diagnostics of Cancer
JJ Okonda
22019
X-ray fluorescence analysis of selected micronutrients in ten African indigenous leafy vegetables cultivated in Nairobi, Kenya
A Dehayem-Kamadjeu, J Okonda
Pan African Medical Journal 33 (1), 2019
12019
Feasibility for early cancer diagnostics by machine learning enabled synchrotron radiation based micro X-ray fluorescence imaging of trace biometals as cancer biomarkers
JJ Okonda, HK Angeyo, A Dehayem-Kamadjeu, AE Rogena
Spectrochimica Acta Part B: Atomic Spectroscopy 204, 106671, 2023
2023
Diagnostic Analysis and Modeling of Trace Biometals and Speciation Alterations in Urinary Tract Cancers by Machine Learning Based X-ray Fluorescence and Scatter (Xrfs) Spectrometry
JJ Okonda
University of Nairobi, 2023
2023
Variation of elemental concentration in leather during post-tanning operation using energy dispersive X-ray fluorescence spectroscopy: principal component analysis approach
A Onyuka, RK Rop, KM Nalyanya, Z Birech, JJ Okonda
Taylor & Francis, 2019
2019
Rapid Chemometric X-Ray Fluorescence approaches for spectral Diagnostics of Cancer utilizing Tissue Trace Metals and Speciation profiles
JJ Okonda
2015
Chemometric Trace Analysis and Spectral Imaging Approaches to Disease Diagnostics: Forays into Malaria and Cancer
HK AngeyoJ, A Dahayem-Massop, KA Kaduki, DL Omucheni, D Musyoka, ...
2014
Chemometric Trace Analysis and Spectral Imaging Approaches to Disease Diagnostics: Forays into Malaria and Cancer
D Musyoka, W Mwonga, A Dahayem-Massop, JG Irungu, EA Otieno, ...
2014
Chemometrics and Machine Learning Assisted Spectral Diagnostics of Cancer.
A Dehayem-kamadjeu, RL Wabwile, J Okonda, JG Irungu
International Conference on Career Development of Women in Physics., 2013
2013
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Articles 1–13