Prof. Stephen U. Egarievwe

Alabama A&M University, USA

Email: stephen.egarievwe@aamu.edu

Qualifications

Ph.D., Applied Physics - Quantum Optics and Lasers (4.0/4.0 GPA), Alabama A&M University, USA

M.S., Nuclear Engineering - Radiological Engineering, The University of Tennessee, USA

M.S., Computer Science - Robotics, Modeling and Simulation, Vanderbilt University School of Engineering, USA

M.A., Physics - Materials Science and Nuclear Detectors, Fisk University, USA

M.Sc., Solar Energy - Photovoltaic and Thermal Conversion, University of Nigeria, Nigeria

B.Sc. (with Honors), Engineering Physics - Nuclear Engineering, University of Ife (now Obafemi Awolowo University), Ile-Ife, Nigeria

Publications (selected)

1. M. L. Drabo, A. A. Egarievwe, E. O. Agbalagba, R. M. Lagle, S. U. Egarievwe, U. N. Roy, R. B. James. "Surface Composition Studies of CdZnTe Material Using X-Ray Photoelectron Spectroscopy," International Journal of Engineering Research and Innovation, Vol. 21 No.2), pp.40 - 44, 2021.
2. E. O. Agbalagba, M. S. Chaanda, S. U. Egarievwe. "Assessment of solid mineral to soil radioactivity contamination index in selected mining sites and their radiological risk indices to the public." International Journal of Environmental Analytical Chemistry, pp. 1-9, 2021.
3. S. U. Egarievwe, U. N. Roy, E. O. Agbalagba, C. A. Goree, B. A. Harrison, E. K. Savage, and R. B. James. "Optimizing CdZnTeSe Frisch-Grid Nuclear Detector for Gamma-Ray Spectroscopy. IEEE Access, Vol. 8, pp. 137530-137539, 2020.
4. E. O. Agbalagba, O. N. Nenuwe, and S. U. Egarievwe. "GIS Mapping of BIR Levels Around Fossil Fuel and Gas Dispensing Stations and Assessment of Their Radiological Risk Implications." Geological Behavior (GBR), vol. 4 no. 2, pp. 42-50, 2020.
5. S. U. Egarievwe, U. N. Roy, C. A. Goree, B. A. Harrison, J. Jones, and R. B. James. "Ammonium Fluoride Passivation of CdZnTeSe Sensors for Applications in Nuclear Detection and Medical Imaging." Sensors, vol. 19 no. 15, article # 3271, 2019.
6. A. L. Adams, S. U. Egarievwe, E. O. Agbalagba, R. Gul, A. Hossain, U. N. Roy, and R. B. James. "Study of Chemical Etching and Chemo-Mechanical Polishing on CdZnTe Nuclear Detectors." Journal of Materials Science and Chemical Engineering, vol. 7 no. 8, pp. 33-41, 2019.
7. M. L. Drabo, N. K. Tutu, T. Butcher, R. Trojanowski, and S. U. Egarievwe. "On the Role of Electrodes in Introducing Airflow Distortion in Residential Oil Burners." Engineering, Vol. 11 No. 5, pp. 260-271, 2019
8. U. N. Roy, G. S. Camarda, Y. Cui, R. Gul, A. Hossain, G. Yang, O. K. Okobiah, S. U. Egarievwe, and R. B. James. "Growth of CdMnTe free of large Te inclusions using the vertical Bridgman technique." Journal of Crystal Growth, vol. 509, pp. 35-39, 2019.
9. U. N. Roy, O. K. Okobiah, G. S. Camarda, Y. Cui, R. Gul, A. Hossain, G. Yang, S. U. Egarievwe, and R. B. James. "Growth and characterization of detector-grade CdMnTe by the vertical Bridgman technique." AIP Advances, vol. 8, no. 10, article # 105012, 2018.
10. M. L. Drabo1, S. U. Egarievwe, I. O. Okwechime, D. E. Jones, A. Hossain, and R. B. James. "Analysis of Te and TeO2 on CdZnTe Nuclear Detectors Treated with Hydrogen Bromide and Ammonium-Based Solutions." Journal of Materials Science and Chemical Engineering. vol. 5, pp. 9-18, 2017.
11. S. U. Egarievwe, J. B. Coble, and L. F. Miller. "Analysis of How Well Regression Models Predict Radiation Dose from the Fukushima Daiichi Nuclear Accident." International Journal of Applied Physics and Mathematics, vol. 6 no. 4, pp. 150-164, 2016.
12. S. U. Egarievwe, A. Hossain, I. O. Okwechime, A. A. Egarievwe, D. E. Jones, U. N. Roy, and R. B. James. "Effects of Chemical Treatments on CdZnTe X-Ray and Gamma-Ray Detectors." IEEE Transactions on Nuclear Science, vol. 63 no. 2, pp. 1091-1098, 2016.
13. S. U. Egarievwe, W. Chan, K.-H. Kim, U. N. Roy, V. Sams, A. Hossain, A. Kassu, R. B. James. "Carbon Coating and Defects in CdZnTe and CdMnTe Nuclear Detectors." IEEE Transactions on Nuclear Science, vol. 63 no. 1, pp. 236-245, 2016.
14. R. Gul, U. N. Roy, S. U. Egarievwe, A. E. Bolotnikov, G. S. Camarda, Y. Cui, A. Hossain, G. Yang, and R. B. James. "Point defects: Their influence on electron trapping, resistivity, and electron mobility-lifetime product in CdTexSe1−x detectors." Journal of Applied Physics, vol. 119, no. 2: 025702, 2016.
15. R. Gul, Y. Cui, A. E. Bolotnikov, G. S. Camarda, S. U. Egarievwe, A. Hossain, U. N. Roy, G. Yang, J. H. Edgar, U. Nwagwu, and R. B. James. "Photocurrent response of B12As2 crystals to blue light, and its temperature-dependent electrical characterizations." AIP Advances, vol. 6, no. 2, p. 025206, 2016.