Browsing Faculty of Science & Technology (FST) by Author "Hashim, NO"
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Environmental assessment of heavy metal pollutants in soils and water from Ortum, Kenya.
Wanjala, FO; Hashim, NO; Otwoma, D; Nyambura, C; Kebwaro, J; Ndege, M; Bartilol, S (University of Nairobi, 2020)Analysis of elemental concentration in soil and water was carried out in Ortum to ensure safe utilization of soil and water resources for agriculture, industrial, and household purposes. Elemental analysis of soil and water ... -
Evaluation of Geophagia as a Pathway for Internal Exposure to Ionizing Radiation
Mustapha, AO; Patel, JP; Ngigi, EN; Rathore, IVS; Hashim, NO (University of Nairobi, 2015)Geophagia, the deliberate ingestion of soil, is a complex eating habit found among animals and human beings around the world. Among other reasons soil ingestion is perceived as a source of essential mineral supplements, ... -
An investigation of the repeatability of calibration factors in gamma-ray spectrometry of geological materials
Mustapha, AO; Patel, JP; Rathore, IV; Hashim, NO; Otwoma, D (Department of Physics, University of Nairobi, 2004)A NaI(Tl)-based gamma spectrometer for the analysis of geological materials was calibrated using the IAEA reference materials RGU-1, RGTH-1 and RGK-1. To simulate typical geological samples, two additional standards were ... -
Natural and artificial radioactivity levels in sediments along the Kenyan coast
Hashim, NO; Rathore, IVS; Kinyua, AM; Mustapha, AO (2004)