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B. U. Nwaka

Publications (5)

Radiological Risks Associated with Gross Alpha and Beta Activity Concentrations of Water Resources within Salt Water Lakes, Ebonyi State, Nigeria

B. U. Nwaka, G. O. Avwiri & C. P. Ononugbo · International Journal of TROPICAL DISEASE & Health · 2018

Background: The increasing fear on the radiological status of water sourced from proximity to salt water lakes in Ohaozara LGA, Ebonyi State, Nigeria has necessitated the need to evaluate the potential radiological risk contributions to the populace consuming the various drinking...

Open access Research Article 10.9734/IJTDH/2018/39066

Outdoor Gamma Dose Rates and Excess Lifetime Cancer Risks Due to Exposure Rates at Salt Water Lakes, Ebonyi State, Nigeria

B. U. Nwaka, G. O. Avwiri & P. I. Enyinna · Current Journal of Applied Science and Technology · 2018

Exposure rates, gamma dose rates and excess lifetime cancer risk around saltwater lakes in Okposi Okwu and Uburu town, Ebonyi State, Nigeria were carried out, in situ, using two nuclear radiation meters (Radalert – 100 and Digilert – 50) and geographical position system (GPS). Me...

Open access Research Article 10.9734/CJAST/2018/39145

Gross Alpha and Beta Activity Concentrations in Locally Processed Salt from Ebonyi State, Nigeria

B. U. Nwaka & P. I. Enyinna · Physical Science International Journal · 2016

Salt lakes and small – scaled salt production in Ebonyi State, Nigeria have long interesting  history and the need to be informed of the radiological quality of the salt is essential to radiation measurement and protection agencies. Gross alpha and beta activity concentrations ha...

Open access Research Article 10.9734/PSIJ/2016/28111

Transmission Dynamics of Coronavirus Pandemic: Modeling and Stability Analysis

V. C. Obasi & B. U. Nwaka · Journal of Scientific Research and Reports · 2021

Covid-19, as a pandemic disease around the world, has generated great threat to human society and caused enormous mortality with weak surveillance system. In this paper, we propose a mathematical model to describe the transmission of Covid-19. Moreover, basic reproduction number...

Open access Research Article 10.9734/jsrr/2021/v27i330373

Natural Radioactivity and Radiological Risk Estimation of Drinking Water from Okposi and Uburu Salt Lake Area, Ebonyi State, Nigeria

C. P. Ononugbo & B. U. Nwaka · Physical Science International Journal · 2017

Aim: The objectives of this study was to measure the activity concentration of natural radionuclides in different drinking water sources in order to access the associated radiological health risk due to ingestion of such water. Study Design: The design of this study is purely exp...

Open access Research Article 10.9734/PSIJ/2017/31625