B. U. Nwaka

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