(1). N.N.Jibiri and I.P. Farai (1998). Assessment of Dose Rate and collective Effective Dose Equivalent due to Terrestrial Gamma Radiation in the city of Lagos, Nigeria. Radiation Protection Dosimetry

Vol. 76, No 3, pp 191-194.

(2). N.N.Jibiri, I.P. Farai and A.M. Ogunlana (1999). Radioactivity levels of some Nigeria rock samples. Nigerian Journal of Physics Vol. 11 pp 22-26.

(3). N.N.Jibiri, A.O. Mabawonku, A.A. Oridate and C.Ujiagbedion (1999). Natural radionuclide concentration levels in soil and water around a cement factory at Ewekoro, Ogun State, Nigeria. Nigerian Journal of Physics Vol. 11 pp, 12-16.

(4) I.P. Farai and N.N.Jibiri (2000). Baseline studies of Terrestrial outdoor gamma dose rate levels in Nigeria. Radiation Protection Dosimetry, Vol. 88 No. 3 pp 247-254.

(5). I.P. Farai and N.N. Jibiri (2000). Outdoor gamma radiation dose rate levels in Northern Nigeria. African Journal of Science and Technology. Vol. 1 No. 1, pp. 108-114.

(6). I.P. Farai and N.N.Jibiri (2000). Terrestrial gamma radiation dose levels in Ibadan. Nigerian Journal of Science, Vol. 34, No. 3, pp, 195-199.

(7). N.N.Jibiri (2001). Assessment of health risk levels associated with terrestrial gamma radiation dose rates in Nigeria. Environment International Vol.27 no 2, pp. 21-26.

(8). A.M. Arogunjo, I.P. Farai and N.N. Jibiri (2002). Comparison of in-situ and laboratory gamma ray spectroscopy of terrestrial gamma radiation Ibadan, Southwester Nigeria. Global Journal of Pure and Applied Sciences Vol. 3 No.4, pp 505-509.

(9). G.O. Adewuyi, N.N.Jibiri, A.O. Mabawonku and O.R. Badmus (2002). Effects of industrial discharges on the water quality of Soderu River in Ewekoro Southwestern Nigeria. UNIQWA Research Chronicle Vol. 4 No. 1 pp 216 - 222.

(10). A.O. Mabawonku, V.U. Chukuma, N.N. Jibiri and O.O. Fasunwon (2003). Physics Research in Nigeria: The way forward. Nigerian Journal of Physics Vol. 15 No. 2 pp 164-172.

(11). N.N. Jibiri, A.L. Nassir and F. Ayanga  (2005) . Effects of seed Irradiation on the growth of Okra Abelmoschus esculentus. Nigerian Journal of Science., Vol 39 pp 27 – 29.

(12). N.N. Jibiri and A.O. Ajao (2005). Natural activities of ⁴⁰K, ²³⁸U, and ²³²Th in Elephant grass (Pennisetum purpureum) in Ibadan, Metropolis Nigeria. Journal of Environmental Radioactivity Vol 78 pp 105 – 111

(13). R.I. Obed. I.P.Farai and N.N. Jibiri (2005). Population dose distribution due to soil radioactivity concentration in 18 cities across Nigeria. Journal of radiological Protection, Vol 25 pp 305 – 312.

(14) N.N. Jibiri and I.P. Farai (2005). Application of in-situ gamma-ray spectrometry in the determination of activity concentrations ⁴⁰K, ²³⁸U and ²³²Th and mean annual effective dose rate levels in southeastern cities in Nigeria. Radioprotection , Vol 40 No. 4 pp 489 – 501.

 

(15). I.P. Farai, N.N. Jibiri and Efunwole, H.O (2005). Investigation into the presence of radioactive nuclides in the sediment samples of the wells in Iree, Osun State. Journal of Pure and Applied Sciences , Vol 5 No 1& 2 pp 89 – 95.

(16) N.N. Jibiri and O.S. Bankole (2006). Soil radioactivity and radiation absorbed dose rates at roadsides in high traffic density areas in Ibadan metropolis southwestern Nigeria. Radiation Protection Dosimetry, Vol. 118 No. 4 pp 453 - 458.

(17). I.P.Farai, R.I. Obed. and N.N. Jibiri (2006). Soil radioactivity and incidence of cancer in Nigeria. Journal of Environmental Radioactivity, Vol 90 No 1 pp 29 – 36.

(18). N.N.Jibiri and R.O Okorie (2006). Radionuclide concentrations and gamma radiation dose rate levels in selected granite quarry sites in Ibadan, Southwestern Nigeria. Nigerian Journal of Science. Expected in Vol 40 pp 17 - 28

(19) N.N.Jibiri, and J.C. Agomuo (2007). Trace elements and radioactivity measurements in some terrestrial food crops in Jos-Plateau, Northcentral, Nigeria.. Radioprotection.,Vol 42 No 1 pp 29 – 42.

(20). N.N. Jibiri, I.P. Farai and S.K. Alausa (2007). Estimation of annual effective dose due to natural radioactive elements in Ingestions of foodstuffs in Tin mining area of Jos-Plateau, Nigeria. Journal of Environmental Radioactivity, Vol 94 No 1 pp 31- 40.

(21). N.N.Jibiri, I.P. Farai and S.K. Alausa (2007). Activity concentrations of ²²⁶Ra, ²²⁸Th and ⁴⁰K, in different food crops from a high background radiation area in Bitsichi, Jos Plateau, Nigeria. Radiation and Environmental BioPhysics, Vol 46 No 1 pp 53 – 29. 

 

(22). N.N Jibiri, O.M. Oni and E.O. Alonge (2007). Measurement of radiation exposure levels in and around Olabisi Onabanjo Health centre due to diagnostic x-ray procedures. Journal of Science Research Vol. 7 No 1 pp 42 – 45 

 

(23) N.N. Jibiri and G.T. Oguntade (2007).Genetically significant dose assessments of occupationally exposed individuals involved in industrial and medical radiographic procedures in some establishments in Nigeria. Nuclear Technology and Radiation Protection, Vol 22, No 2 pp 53 – 57. 

 

(23) N.N. Jibiri (2007). Decades of tin mining in Jos Plateau Nigeria and a legacy of impoverished agricultural land and high radioactive elements: An overview of infrastructural negligence. Proceedings of International conference on Environment: Survival and sustainability 19 – 27 February, Near East University, Nicosia Northern Cyprus, Vol 7 MT 11 pp 3105 – 3117. 

 

(24) N.N. Jibiri and G.O. Adewuyi (2008). Radionuclide contents and physico-chemical characterization of solid waste and effluent samples of some selected industries in the city of Lagos, Nigeria. Radioprotection Vol 43 No 2 pp 203 - 212 

 

(25). N.N. Jibiri and A.A. Okunsanya (2008). Radionuclide contents in food products from domestic and imported food sources in Nigeria. Journal of Radiological Protection Vol 28 No 3 pp 405 – 413. 

 

(26). N.N. Jibiri and H.U. Emelue (2008). Soil radionuclide concentrations and radiological assessment in and around a refining and petrochemical company in Warri, Niger- Delta, Nigeria. Journal of Radiological Protection Vol 28 No 3 pp 361 – 368.

(27) N.N Jibiri (2008) Plagiarism: The imperatives and role of standard processing and reporting of an academic research project. Workshop proceedings of the 2-day workshop on B.Sc research project/siwes report and writing for 300/400 Physics, 4^th and 5^th year Cesap students Physics Department, Olabisi Onabanjo Univeristy, Ago-Iwoye Nigeria, 3 – 4 July, 2008 pp 11 – 20.

(28). N.N. Jibiri, S.K. Alausa and I.P.Farai (2009). Radiological hazard indices due to activity concentrations of natural radionuclides in farm soils from two background radiation areas in Nigeria. International Journal of low Radiation, Vol 6 No2 pp 79 – 95.

(29). N.N. Jibiri, S.K. Alausa and I.P. Farai (2009).Assessment of external and internal doses due to farming in high background radiation areas in old tin mining localities in Jos-Plateau, Nigeria. Radioprotection Vol 44 No 1 pp 139 -151.

(30). O.A. Egunyinka, C.J. Olowookere, N.N. Jibiri, I.A. Babalola, and R.I. Obed (2009). An Evaluation of ²³⁸U, ⁴⁰K and ²³²Th concentrations in the top soil of the University of Ibadan (UI), Southwestern Nigeria. The Pacific Journal of Science and Technology, Vol 10 No 2 pp 742 - 752.

(31). I.P.Farai, O.O. Adewole, M.O. Isinkaye and N.N.Jibiri (2009). Radiological effects of some industrial wastes and by-products generated in Lagos, Nigeria. Jurnal Fizik Malaysia, Vol 30 No 1-4 pp 43 – 48.

(32) N.N. Jibiri, C.M. Amakom and G.O. Adewuyi (2010). Radionuclide contents and Physicochemical water quality indicators in stream, well and borehole water sources in high background radiation area of Abeokuta, southwestern Nigeria. Journal of water Resource and Protection, Vol 2 No 4 pp 291- 297.

(33). G.O. Adewuyi, F.A. Dawodu and N.N. Jibiri (2010). Studies of the concentration levels of heavy metals in a vegetable (Amarantus caudatus) growth in Dumpsites within Lagos Metropolis. Pacific Journal of Science and Technology, Vol 11 No 1 pp 616 – 621.

(34). P.A. Oluwafisoye, C.J. Olowokere, N.N. Jibiri, T.O. Bello, S.K. Alausa and Efunwole, H.O (2010). Quality control and environmental assessment of equipment used in Diagnostic radiology. International Journal of Research and Reviews in Applied Sciences, Vol 3 No 2 pp 152 – 158.

(35). C.M. Amakom and N.N. Jibiri (2010). Chemical and Radiological risk assessment of uranium in borehole and well waters in Odeda, Area Ogun State Nigeria. International Journal of Physical Sciences, Vol 5 No 7 pp 1009 - 1014 

(36). E.O. Joshua, O.A. Oyebanjo, N.N. Jibiri and O.O. Fasunwon (2010). Osun River Basin Sediments Heavy Mineral Distribution. Pacific Journal of Science and Technology, Vol 11 No 1 pp 598 – 605.

(37). N.N. Jibiri, O.O. Adewole and K.A. Egunjobi (2010). Variation of mean radiation dose with distance of sites proximal to PURECHEM Cement factory, Onigbedu, Ogun State, Nigeria. Pacific Journal of Science and Technology, Vol 11 No 2 pp 671 – 673.

(38). N.N. Jibiri and C.I. Okeyode (2011). Activity concentrations of Natural Radionuclides in the Sediments of Ogun River, Southwestern Nigeria. Radiation Protection Dosimetry , Vol 147

No 4 pp 555 –564.

(39). N.N. Jibiri and C.M. Amakom (2011). Radiological assessment of radionuclide contents in soil waste streams from oil production well of a petroleum development company in Warri Delta State Nigeria. Indoor and Built Environment,Vol 20 Issue No 2 April 2011 pp. 246 - 252.

(40). N.N. Jibiri and P.E. Biere (2011). Activity concentrations of ²³²Th, ²²⁶Ra and ⁴⁰K and Gamma Radiation Absorbed dose rate levels in Farm soil for the production of different brands of cigarette tobacco smoked in Nigeria. Iranian Journal of Radiation Research, Vol 8 No 4 pp 201 - 206.

(41) N.N. Jibiri and N.U. Esen (2011) Radionuclide contents and radiological risk to the population due to raw minerals and soil samples from the mining sites of quality ceramic and pottery industries in Akwa Ibom, Nigeria. Radioprotection, Vol 46 No1 pp 75 – 87.

(42) N.N. Jibiri, V.U. Nwankwo and M. Kio (2011). Determination of the stopping power and failure time of spacecraft components due to Proton Interaction Using Goes 11 Acquisition Data. International Journal of Engineering Science and Technology. Vol 3 No 8 pp 6532 – 6542.

(43) N.N. Jibiri, S.K. Alausa, A.E. Owofolaju, and A.A. Adeniran (2011). Terrestrial gamma dose rates and physical-chemical properties of farm soils from ex- tin mining locations in Jos-Plateau, Nigeria. African Journal of Environmental Science and Technology, Vol 5 No 12 pp 1039 – 1049

(44) G.S. Polymeris, E.O. Oniya, N.N. Jibiri, N.C. Tsirligaris and G. Kitis (2012). In-homogeneity in the pre-dose sensitization of the 110^oC TL peak in various quartz samples: The influence of annealing. Nuclear Instrumentation and Methods in Physics Research B. Vol 274 pp 105 – 110

(45) N.N. Jibiri and T.H. Abiodun (2012). Effects of Food Diet Preparation Techniques on Radionuclide Intake and Its Implications for Individual Ingestion Effective Dose in Abeokuta, Southwestern Nigeria. World Journal of Nuclear Science and Technology, Vol 2, No 3 pp 106 – 113.

(46) N.N.Jibiri and P.E. Fasae (2012) Activity concentrations of ²²⁶Ra, ²³²Th and ⁴⁰K in brands of fertilizer used in Nigeria. Radiation Protection Dosimetry, Vol 148 No 1 pp 132 – 137.

(47) N.N. Jibiri and I.C. Okeyode (2012) Evaluation of radiological hazards in the River sediments of Ogun River South- Western Nigeria. Radiation Physics and Chemistry, Vol 81 No 2 pp 103 – 112.

(48) I.C. Okeyode and N.N. Jibiri (2012). The Heavy mineral Analysis of Ogun River Sediments. European Journal of Scientific Research, Vol 89 No 2 pp 296 – 305.

(49) C.J Olowookere, I.A. Babalola, N.N. Jibiri, R.I. Obed, L. Bamidele and E.O Ajetumobi (2012). A Preliminary Radiation Dose Audit in some Nigerian Hospitals: Need for Determination of National Diagnostic Reference Levels (NDRLs). Pacific Journal of Science and Technology, Vol 13 No 1 pp 487 – 495.

(50) O.A., Oyebanjo, E.O. Joshua, and N.N. Jibiri (2012). Characterization of non-opaque minerals and naturally occurring radionuclides in sediments of Osun River, Southwestern Nigeria. Asian Transactions on Basic and Applied Sciences, Vol 2 No 4 pp 1-13.

(51) Ayinmode B.O., N.N. Jibiri and I.P. Farai (2012). Occupational Exposure due to RF leakages within GSM Base Station cabins in Eastern Nigeria. African Journal of Biomedical Research, Vol 15 No 2(May) pp 135 -139.

(52) N.N. Jibiri and K.P. Fasae (2013). Gross alpha and beta activities and trace heavy elemental concentration levels in chemical fertilizers and agricultural farm soils in Nigeria. Natural Science, Vol 5 No 1 pp 71 – 76.

(53) O.F. Ojo, I.P. Farai and N.N. Jibiri (2013). Determination and evaluation of radiological risk due to indoor radon concentration levels in offices at a University Faculty in Ibadan Southwestern Nigeria . Indoor and Built Environment Vol 22 No 2 pp 343 – 346.

(54) Victor U. J. Nwankwo, N. N. Jibiri, Silas S. Dada, Abraham A. Onugba and Patrick Ushie (2013). Assessment of Radio-Frequency Radiation Exposure Levels from Selected Mobile Base Stations (MBS) in Lokoja, Nigeria. IOSR Journal of Applied Physics (IOSR-JAP). Vol 3, Issue 2), pp 48 – 55.(India)

(55) N.N. Jibiri and S. T. U. Obarhua (2013). Indoor and outdoor gamma dose rate exposure levels in major commercial building material distribution outlets and their radiological implications to occupants in Ibadan, Nigeria. Journal of Natural Science Research, Vol 3 No 3 pp 25 – 31(China/USA).

(56) I.C. Okeyode and N.N. Jibiri (2013). Grain size Analysis of the sediments from Ogun River, Southwestern Nigeria. Earth Science Research, Vol 2 No 1 pp 43 – 51.(Canada)

(57) K.O.K Popoola, K.T. Ibrahim, N.N. Jibiri, A.K. Oricha and H.A. Badmus (2013). Evaluation of Radiation Emissions, Physico-Chemical and Insect-Fauna around the Environment of National Institute of Radiation Protection and Research (NIRPR, Ibadan, Nigeria. Research Journal of Environmental and Earth Sciences, Vol 5 no 6 pp 325 – 329. (Pakistan)

(58) I.C. Okeyode and N.N. Jibiri (2013). Excess lifetime Cancer risks associated with the use of sediments from Ogun River Nigeria as building materials. Research Journal of Physics, Vol 7 No 1 pp 1- 8 (USA)

(59) E.O. Oniya, G.S. Polymeris, N.N. Jibiri, N.C. Tsirligaris , I.A. Babalola and G. Kitis (2013). Influence of entire glow-curve structure of quartz on MATAC of its 100^oC TL glow peak. Physica Status Solidi A, Vol 210, No 11 pp 2463-2470 (Germany)

(60) N.N. Jibiri and S.T. Temaugee (2013). Radionuclide contents in raw minerals and soil samples and the associated radiological risk from some mining sites in Benue State North-Central Nigeria. International Journal of Scientific and Engineering Research, Vol 4, No 7 pp 2392 – 2400.

(61) N.N. Jibiri and J.B. Famodim (2013). Natural background radiation dose rate levels and incidences of reproductive abnormalities in high radiation area in Abeokuta, Southwestern Nigeria. Natural Science,Vol 5 no 11 pp 1145 - 1153

(62) P.A. Oluwafisoye, C.J. Olowookere, N.N. Jibiri, R.I. Obed, T.O. Bello, L. Bamidele and G. Odina (2013). A parametric model for estimating X-ray tube output using exposure factors. Journal of Nigerian Association of Mathematical Physics, Vol 24 pp 453 – 462.

(63) N.N. Jibiri, C.J. Olowokere and T.A. Akano (2013). Population exposure to ionizing radiation from radiological examinations in a large Nigerian hospital (UCH) between 1998 and 2007: Necessity of dose data on the extremity examinations. Journal of Nigerian Association of Mathematical Physics, Vol 25, No.2 pp 189 – 198.

(64) Okeyode, I.C and Jibiri, N.N. (2013): Grain size analysis of the sediments from Ogun river, South Western Nigeria. Earth Science Research Vol.2 No.1, 43-51.

(65) N.N. Jibiri and A.A. Adewale (2014). Estimation of Radiation dose to the lens of eyes of Patients undergoing cranial computed tomography in a teaching hospital in Ile-Ife, Osun State Nigeria. International Journal of Radiation Research, Vol 12 No 1 pp 53 – 60.

(66) H.U. Emelue, N.N. Jibiri and B.C. Eke (2014). Excess lifetime cancer risk due to gamma radiation in and around Warri Refining and Petrochemical Company in Niger Delta, Nigeria. British Journal of Medicine and Medical Research, Vol 4 No 13 pp 2590 – 2598.

(67) N.N. Jibiri, M.O. Isinkaye and H.A. Momoh (2014). Assessment of radiation exposure levels at Alaba e-waste dumpsite in comparison with municipal waste dumpsites in southwest Nigeria. Journal of Radiation Research and Applied Sciences, Vol 7 pp 536 – 541.

(68) N.N. Jibiri and C.M. Amakom (2014). Baseline study of sputum samples of Individuals around the old Enugu Coal Mine. Journal of Medicine and Medical Sciences, Vol 5 No 10 pp 218 - 221.

(69) Bello, I.A, N.N. Jibiri and Momoh, H.A. (2014). Determination of External and Internal Hazard indices from naturally Occurring Radionuclide in rock, Sediment and Building samples collected from Sikiti, Southwestern Nigeria. Journal of Natural Sciences Research, Vol 4 No 12 pp 74 – 81.

.

(70) B.C. Eke, N.N. Jibiri, B.C. Anusionwu, C.E. Orji and H.U.Emelue (2015). Baseline measurements of natural radioactivity in soil samples from the Federal University of Technology Owerri, South- East Nigeria. British Journal of Applied Sciences and Technology, Vol 5 No 2 pp 142 – 149.

(71) B.C. Eke, N.N. Jibiri, B.C. Anusionwu, C.E. Orji and E.C. Mbamala (2015). Effects of the Ingestion of Microwave Food items on some Hematological Parameters in Albino Wistar Rats. British Journal of Applied Sciences and Technology Vol 5 No 1 pp 99 – 103.

(72) M.O. Isinkaye, N.N. Jibiri and O.A.Olomide (2015). Radiological health assessment of natural radioactivity in the vicinity of Obajana Cement Factory, North Central Nigeria, Journal of Medical Physics, Vol 40 No 1 pp 52 - 59.

(73) C.M. Amakom, N.N. Jibiri and C.E. Orji (2015). Gross Alpha and beta activity concentrations in cassava tubers (Manihot esculenta) from old coal mining area in Enugu, South Eastern Nigeria. British Journal of Applied Sciences and Technology, Vol 9 No 2 pp 200 – 2015.

 

(74) E.O. Oniya, G.S. Polymeris, N.N. Jibiri, N.C. Tsirligaris , I.A. Babalola and G. Kitis (2015). Contributions of pre-exposure dose and thermal activation in pre-dose sensitizations of unfired and annealed quartz. Radiation Physics and Chemistry, Vol 110 pp 105 – 113.

(75) N.N. Jibiri,, M.O. Isinkaye O.A. Ilori and A.A. Sowunmi (2015). Determination of natural radionuclides in abattoir wastes and sediments from rivers and streams around selected abattoirs in southwest Nigeria. International Journal of low Radiation, Vol 10 No 2 pp 93 – 105.

 

 

(76) N.N. Jibiri, M.O. Olaluwoye and B.O. Aiyemode (2015). Assessment of Health effects of noise and vibration levels at major business complexes and markets in Ibadan Metropolis, Nigeria. Journal of Health Sciences, Vol 5 No 4 pp 69 – 75.

(77) N.N. Jibiri, B. Adeleye and B. Kolude (2015) (In Press). Radiation dose to the thyroid, eyes and parotid glands of patients undergoing intra-oral radiographic procedures in a teaching hospital in Ibadan, Oyo state Nigeria. International Journal of Radiation Research

(78) I. C. Okeyode, N.N. Jibiri, A.O. Mustapha, V. Makinde and F. G. Akinboro (2015). Statistical analysis of natural radionuclides obtained from Sediments in Ogun River, Nigeria. Journal of Nigerian Association of Mathematical Physics, Vol 31 pp 379 – 390.

(79) I. C. Okeyode, N.N. Jibiri and R. Bello (2015). Modellling of ²²⁶Ra activity concentrations along Ogun River, south Western Nigeria. Journal of Natural Sciences, Engineering and Technology, Vol 14 No 2 pp

(80) C.J. Olowookere, Adeoje, E.A, N.N. Jibiri and Igboama, W.N (2015). Measurement of natural radioactivity levels in topsoil of abandoned Tantalite mine in Southwestern, Nigeria. Journal of Nigerian Association of Mathematical Physics, Vol 31 pp 161 – 166.

(81) N.N. Jibiri, I.O. Lawal and C. J. Olowookere (2015). Radiation doses to caregivers of patients on ¹³¹I therapy for cancer of the Thyroid at University Teaching Hospital, Ibadan, Nigeria. Journal of Nigerian Association of Mathematical Physics, Vol 31 pp 325– 330.

(82) N.N. Jibiri and C. J. Olowookere (2016)(In Press). Patient dose audit of the most frequent radiographic examination and the proposed local diagnostic reference levels in Southwestern Nigeria: Imperatives of dose Optimization. Journal of Radiation Research and Applied Sciences

(83) N.N. Jibiri and C. J. Olowookere (2016) (In Press). Evaluation of dose-area- product of common radiographic examinations towards establishing regional diagnostic reference levels (RDRLs) in Nigeria. Journal of Applied Clinical Medical Physics

(84) N.N. Jibiri, M. Y. Dambele; O.T. Akintunde and C.J. Olowookere (2016) (In Press). Occupational radiation doses to the extremity of imaging medical personnel during Hysterosalpinography (HGS) Bone scan procedures in some hospitals in Nigeria. Medical Imaging and Radionuclide Therapy

(85) N.N. Jibiri,, M.O. Isinkaye, I.A. Bello and P.G. Olaniyi (2016). Dose assessments from the measured radioactivity in soil, rock, clay, sediment and food crop samples from an elevated radiation area in southwestern Nigeria. Environmental Earth Sciences, Vol 75 No 2 pp 107 – 120.

(86) C.J. Olowookere, N.N. Jibiri, T.O. Bello and C. Aborishade (2016) Estimation of Cancer risks arising from medical exposure to ionizing radiation of a population in Southwestern Nigeria. The Pacific Journal of Science and Technology, Vol 17 No 1 pp 241 – 257.