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Ayman Hawari

Nuclear Engineering

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Ayman Hawari

Works (37)

Brown, D. A., Chadwick, M. B., Capote, R., Kahler, A. C., Trkov, A., Herman, M. W., … Brown, F. (2018). ENDF/B-VIII.0: The 8th major release of the nuclear reaction data library with CIELO-project cross Sections, new standards and thermal scattering data. Nuclear Data Sheets, 148, 1–142.

Source: NCSU Libraries

Zhou, H., Liu, M., Williams, S. C., Griffin, L. A., Cress, C. D., Rivas, M., … Jones, J. L. (2018). Radiation-induced changes of vacancy-type defects in ferroelectric capacitors as revealed by Doppler broadening positron annihilation spectroscopy. JOURNAL OF APPLIED PHYSICS, 124(24). https://doi.org/10.1063/1.5045189

Source: NCSU Libraries

Torstensen, J. O., Liu, M., Jin, S. A., Deng, L. Y., Hawari, A. I., Syverud, K., … Gregersen, O. W. (2018). Swelling and free-volume characteristics of TEMPO-oxidized cellulose nanofibril films. Biomacromolecules, 19(3), 1016–1025.

Source: NCSU Libraries

Datta, A., & Hawari, A. I. (2017). Geant4 analysis of a thermal neutron real-time imaging system. IEEE Transactions on Nuclear Science, 64(7), 1652–1658.

Source: NCSU Libraries

Saxena, S., & Hawari, A. I. (2017). Investigation of FPGA-based real-time adaptive digital pulse shaping for high-count-rate applications. IEEE Transactions on Nuclear Science, 64(7), 1733–1738.

Source: NCSU Libraries

Wormald, J., & Hawari, A. I. (2017). Thermal neutron scattering law calculations using ab initio molecular dynamics. In Nd 2016: international conference on nuclear data for science and technology (Vol. 146).

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Phillips, D. G., Snow, W. M., Babul, K., Banerjee, S., Baxter, D. V., Berezhiani, Z., … Dolgov, A. (2016). Neutron-antineutron oscillations: Theoretical status and experimental prospects. Physics Reports, 612, 1–45. https://doi.org/10.1016/j.physrep.2015.11.001

Source: NCSU Libraries

Holmes, J. C., Hawari, A. I., & Zerkle, M. L. (2016). A Phonon-based covariance methodology for ENDF S(alpha, beta) and thermal neutron inelastic scattering cross sections. Nuclear Science and Engineering, 184(1), 84–113.

Source: NCSU Libraries

Wormald, J. L., & Hawari, A. I. (2015). Examination of the impact of electron-phonon coupling on fission enhanced diffusion in uranium dioxide using classical molecular dynamics. Journal of Materials Research, 30(9), 1485–1494.

Source: NCSU Libraries

Wormald, J. L., & Hawari, A. I. (2014). Exploring fission enhanced diffusion of uranium in uranium dioxide using classical molecular dynamics simulations (pp. 155–162).

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Holmes, J. C., & Hawari, A. I. (2014). Generation of an S(alpha, beta) covariance matrix by Monte Carlo sampling of the phonon frequency spectrum. Nuclear Data Sheets, 118, 392–395.

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Hawari, A. I., & Gillete, V. H. (2014). Inelastic thermal neutron scattering cross sections for reactor-grade graphite. Nuclear Data Sheets, 118, 176–178.

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Hawari, A. I. (2014). Modern techniques for inelastic thermal neutron scattering analysis. Nuclear Data Sheets, 118, 172–175.

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Korobkina, E., Medlin, G., Wehring, B., Hawari, A. I., Huffman, P. R., Young, A. R., … Palmquist, G. (2014). Ultracold neutron source at the PULSTAR reactor: Engineering design and cryogenic testing. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 767, 169–175. https://doi.org/10.1016/j.nima.2014.08.016

Source: NCSU Libraries

Liu, M., Moxom, J., Hawari, A. I., & Gidley, D. W. (2013). The intense slow positron beam facility at The PULSTAR reactor and applications in nano-materials study. In Application of accelerators in research and industry (Vol. 1525, pp. 455–459).

Source: NCSU Libraries

Xiao, Z. Y., Mishra, K. K., Hawari, A. I., Bingham, P. R., Bilheux, H. Z., & Tobin, K. W. (2011). Coded source neutron imaging at the PULSTAR reactor. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 652(1), 606–609.

Source: NCSU Libraries

Hawari, A. I., Gidley, D. W., Moxom, J., Hathaway, A. G., & Mukherjee, S. (2011). Operation and testing of the PULSTAR reactor intense slow positron beam and PALS spectrometers. In 12th international workshop on slow positron beam tecniques (slopos12) (Vol. 262).

Source: NCSU Libraries

Mishra, K. K., & Hawari, A. I. (2011). Phase contrast neutron imaging at the PULSTAR reactor. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 652(1), 615–619.

Source: NCSU Libraries

Gould, C. R., Hawari, A. I., & Sharapov, E. I. (2010). Reanalysis of recent neutron diffusion and transmission measurements in nuclear graphite. Nuclear Science and Engineering, 165(2), 200–209. https://doi.org/10.13182/nse09-48

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Dijulio, D. D., & Hawari, A. I. (2009). Examination of reactor grade graphite using neutron powder diffraction (Vol. 392, pp. 225–229).

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Pattie, R. W., Anaya, J., Back, H. O., Boissevain, J. G., Bowles, T. J., Broussard, L. J., … Hoedl, S. A. (2009). First measurement of the neutron beta asymmetry with ultracold neutrons. Physical Review Letters, 102(1).

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Mishra, K. K., & Hawari, A. I. (2009). Investigating phase contrast neutron imaging for mixed phase-amplitude objects. IEEE Transactions on Nuclear Science, 56(3), 1629–1636. https://doi.org/10.1109/TNS.2009.2016962

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Mishra, K. K., & Hawari, A. I. (2008). Development of neutron phase contrast Imaging at the NC State University PULSTAR Reactor (pp. 123–133).

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Chen, J., & Hawari, A. I. (2007). Analysis of the impact of random summing on passive assay of pebble bed reactor fuel using gamma-ray spectrometry. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 579(1), 297–300. https://doi.org/10.1016/j.nima.2007.04.064

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Hathaway, A. G., Skalsey, M., Frieze, W. E., Vallery, R. S., Gidley, D. W., Hawari, A. I., & Xu, J. (2007). Implementation of a prototype slow positron beam at the NC State University PULSTAR reactor. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 579(1), 538–541. https://doi.org/10.1016/j.nima.2007.03.036

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Hawari, A. I., Al-Qasir, I. I., & Ougouag, A. M. (2007). Investigation of the impact of simple carbon interstitial formations on thermal neutron scattering in graphite. Nuclear Science and Engineering, 155(3), 449–462. https://doi.org/10.13182/NSE07-A2676

Source: NCSU Libraries

Hehr, B. D., Hawari, A. I., & Gillette, V. H. (2007). Molecular dynamics simulations of graphite at high temperatures. Nuclear Technology, 160(2), 251–256. https://doi.org/10.13182/NT07-A3897

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Moxom, J., Hathaway, A. G., Bodnaruk, E. W., Hawari, A. I., & Xu, J. (2007). Performance analysis of the intense slow-positron beam at the NC State University PULSTAR reactor. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 579(1), 534–537. https://doi.org/10.1016/j.nima.2007.04.117

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Harp, J. M., Hawari, A. I., & Bourham, M. A. (2007). Simulation of gamma-ray spectrometry of failed TRISO fuel. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 579(1), 301–304. https://doi.org/10.1016/j.nima.2007.04.065

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DiJulio, D. D., Hawari, A. I., & Berliner, R. (2007). A Gd-based gaseous electron multiplier detector for neutron scattering applications. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 579(1), 71–74. https://doi.org/10.1016/j.nima.2007.04.015

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Korobkna, E., Wehring, B. W., Hawari, A. I., Young, A. R., Huffman, P. R., Golub, R., … Palmquist, G. (2007). An ultracold neutron source at the NC state university PULSTAR reactor. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 579(1), 530–533. https://doi.org/10.1016/j.nima.2007.04.116

Source: NCSU Libraries

Su, B. J., Zhao, Z. X., Chen, J. W., & Hawari, A. I. (2006). Assessment of on-line burnup monitoring of pebble bed reactor fuel by passive neutron counting. Progress in Nuclear Energy, 48(7), 686–702. https://doi.org/10.1016/j.pnucene.2006.06.013

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Mishra, K. K., Hawari, A. I., & Gillette, V. H. (2006). Design and performance of a thermal neutron imaging facility at the North Carolina State University PULSTAR reactor. IEEE Transactions on Nuclear Science, 53(6), 3904–3911.

Source: NCSU Libraries

Hawari, A. I., & Chen, J. W. (2005). Computational investigation of on-line interrogation of pebble bed reactor fuel. IEEE Transactions on Nuclear Science, 52(5), 1659–1664. https://doi.org/10.1109/TNS.2005.856760

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Hawari, A. I., Chen, J., & Su, B. (2005). Efficiency self-calibration of the HPGe detector for on-line assay of pebble bed reactor fuel. Journal of Radioanalytical and Nuclear Chemistry, 264(1), 265–270. https://doi.org/10.1007/s10967-005-0704-y

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Chen, J. W., Hawari, A. I., Zhao, Z. X., & Su, B. J. (2003). Gamma-ray spectrometry analysis of pebble bed reactor fuel using Monte Carlo simulations. Nuclear Instruments & Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors, and Associated Equipment, 505(1-2), 393–396. https://doi.org/10.1016/S0168-9002(03)01105-7

Source: NCSU Libraries

Hawari, A. I., Chen, J. W., Su, B. J., & Zhao, Z. X. (2002). Assessment of on-line burnup monitoring of pebble bed reactor fuel using passive gamma-ray spectrometry. IEEE Transactions on Nuclear Science, 49(3), 1249–1253. https://doi.org/10.1109/TNS.2002.1039646

Source: NCSU Libraries