Nuclear Radiation Unit
Department of Physics and Materials Science
City University of Hong Kong
Tat Chee Ave, Kowloon Tong, Hong Kong
Email: apnru@cityu.edu.hk

Page last modified on 25-Nov-2011

  

Prof. D. Nikezic

Selected Recent Publications (see here for impact factors):

  1. Nikezic, D., Yu, K.N., "The influence of thoron and its progeny on radon measurements with CR39 detectors in diffusion chambers", 1998, Nuclear Instruments and Methods in Physics Research A 419, 175-180.
  2. Nikezic, D., Yu, K.N., "Modeling radon progeny behaviour on surfaces and note on the radon retrospective dosimetry", 1999, Radiation Protection Dosimetry, 82, 141-146.
  3. Nikezic, D., Yu, K.N., Cheung, T.T.K., Haque, A.K.M.M., Vucic, D., "Effects of different lung morphometry models on the calculated dose conversion factor from Rn progeny", 1999, Journal of Environmental Radioactivity, 47, 263-277.
  4. Nikezic, D., Yu, K.N., "Determination of deposition behaviour of 218Po from track density distribution on SSNTD in diffusion chamber", 1999, Nuclear Instruments and Methods in Physics Research A 437, 531-537.
  5. Nikezic, D., Yu, K.N., "Relationship between the Activity of 210Po incorporated in the surface of an object and potential a - energy concentration", 2000, Journal of Environmental Radioactivity, 47(1), 45-55.
  6. Nikezic, D., Yu, K.N., "Monte Carlo calculations of LR115 detector response to 222Rn in the presence of 220Rn", 2000, Health Physics, 78(4), 414-419.
  7. Nikezic, D., Yu, K.N., "Uncertainty in Radon Measurements with CR39 Detector due to Unknown Deposition of 218Po", 2000, Nuclear Instruments and Methods in Physics Research A, 450(2-3), 568-572.
  8. Yu, K.N., Cheung, T.T.K., Haque, A.K.M.M., Nikezic, D., Lau, B.M.F., Vucic, D., "Radon Progeny Dose Conversion Coefficients for Chinese Males and Females", 2001, Journal of Environmental Radioactivity, 56(3), 327-340.
  9. Nikezic, D., Yu, K.N., "Alpha hit frequency of sensitive cells in T-B tree due to radon progeny" 2001, International Journal of Radiation Biology, 77, 559-565.
  10. Yu, K.N., Wong, B.T.Y., Law, J.Y.P., Lau, B.M.F., Nikezic, D., "Indoor Dose Conversion Coefficients for Radon Progeny for Different Ambient Environments", 2001, Environmental Science and Technology, 35, 2136-2140.
  11. Nikezic, D., Yu, K.N., Vucic, D., "Absorbed Fraction and Dose Conversion Coefficients of Alpha Particles for Radon Dosimetry", 2001, Physics in Medicine and Biology, 46 (7), 1963 - 1974.
  12. Cheung, T.T.K., Yu, K.N., and Nikezic, D., "Bronchial Dosimeter for Radon Progeny", 2001, Applied Radiation and Isotopes, 55, 707-713.
  13. Nikezic, D., Yu, K.N., "Micro-dosimetric calculation of absorption fraction and the resulted dose conversion factor for radon progeny", 2001, Radiation and Environmental Biophysics, 40, 207-211.
  14. Nikezic, D., Yu, K.N., "Distributions of Specific Energy in Sensitive Layers of Human Respiratory Tract", 2002, Radiation Research, 157, 92-98.
  15. Nikezic, D., Haque, A.K.M.M., Yu, K.N., "Absorbed dose delivered by alpha particles calculated in cylindrical geometry", 2002, Journal of Environmental Radioactivity, 60, 293-305.
  16. Nikezic, D., Yu, K.N., "Incidence characteristics of alpha particles on detectors irradiated in a radon + progeny atmosphere", 2002, Nuclear Instruments and Methods in Physics Research B, 187, 492-498.
  17. Nikezic, D., Haque, A.K.M.M., Yu, K.N., "Effects of different deposition models on the calculated dose conversion factors from 222Rn progeny", 2002, Journal of Environmental Radioactivity, 61, 305-318.
  18. Koo, V.S.Y., Yip, C.W.Y., Ho, J.P.Y., Nikezic, D., Yu, K.N., "Sensitivity of LR115 detector in diffusion chamber to 222Rn in the presence of 220Rn", 2002, Applied Radiation and Isotopes, 56, 953-936.
  19. Nikezic, D., Yu, K.N., "Alpha particle lineal energy spectra for the human lung", 2002, International Journal of Radiation Biology, 78, 605-609.
  20. Nikezic, D., Yu, K.N., "Profiles and parameters of tracks in LR115 detector irradiated with alpha particles", 2002, Nuclear Instruments and Methods in Physics Research B, 196, 105-112.
  21. Ho, J.P.Y., Yip, C.W.Y., Koo, V.S.Y., Nikezic, D., Yu, K.N., "Measurement of bulk etch rate of LR115 detector with atomic force microscopy", 2002, Radiation Measurements, 35, 571-573.
  22. Koo, V.S.Y., Yip, C.W.Y., Ho, J.P.Y., Nikezic, D., Yu, K.N., "Experimental Study of Track Density Distribution on LR115 Detector and Deposition Fraction of 218Po in Diffusion Chamber", 2002, Nuclear Instruments and Methods in Physics Research A, 491, 470-473.
  23. Nikezic, D., Ho, J.P.Y., Yip, C.W.Y., Koo, V.S.Y., Yu, K.N., “Feasibility and Limitation of Track Studies Using Atomic Force Microscopy”, 2002, Nuclear Instruments and Methods in Physics Research B, 197, 293-300.
  24. Nikezic, D., Yu, K.N., “Three-dimensional analytical determination of the track parameters. Over-etched tracks”, 2003, Radiation Measurements, 37, 39-45.
  25. Nikezic, D., Yu, K.N., “Quality factors for alpha particles in the human respiratory tract”, 2003, Health Physics, 84(5), 652-654.
  26. Nikezic, D., Yu, K.N., “Absorbed fraction of alpha particles emitted in bifurcation regions of the human tracheo-bronchial tree”, 2003, Radiation and Environmental Biophysics, 42, 49-53.
  27. Koo, V.S.Y., Yip, C.W.Y., Ho, J.P.Y., Nikezic, D., Yu, K.N., “Deposition Fractions of 218Po in Diffusion Chambers”, 2003, Applied Radiation and Isotopes, 59, 49-52.
  28. Yip, C.W.Y., Ho, J.P.Y., Koo, V.S.Y., Nikezic, D., Yu, K.N., “Effects of stirring on the bulk etch rate of LR 115 detector”, 2003, Radiation Measurements, 37, 197-200.
  29. Nikezic, D., Novakovic, B., Yu, K.N., “Absorbed Fraction of Radon Progeny in Human Bronchial Airways with Bifurcation Geometry”, 2003, International Journal of Radiation Biology, 79, 175-180.
  30. Ho, J.P.Y., Yip, C.W.Y., Nikezic, D., Yu, K.N., “Effects of stirring on the bulk etch rate of CR-39 detector”, 2003, Radiation Measurements, 36, 141-143.
  31. Ho, J.P.Y., Yip, C.W.Y., Nikezic, D., Yu, K.N., “Differentiation between tracks and damages in CR-39 detectors under the Atomic Force Microscope”, 2003, Radiation Measurements, 36, 155-159.
  32. Yip, C.W.Y., Ho, J.P.Y., Nikezic, D., Yu, K.N., “A fast method to measure the thickness of removed layer from etching of LR-115 detector based on EDXRF”, 2003, Radiation Measurements, 36, 161-164.
  33. Yip, C.W.Y., Ho, J.P.Y., Nikezic, D., Yu, K.N., “Study of inhomogeneity in thickness of LR 115 detector with SEM and Form Talysurf”, 2003, Radiation Measurements, 36, 245-248.
  34. Nikezic, D., Yu, K.N., “Calculations of track parameters and plots of track openings and wall profiles in CR39 detector”, 2003, Radiation Measurements, 37, 595-601.
  35. Yu, K.N., Yip, C.W.Y., Nikezic, D., Ho, J.P.Y., Koo, V.S.Y.,  “Comparison among alpha-particle energy losses in air obtained from data of SRIM, ICRU and experiments”, 2003, Applied Radiation and Isotopes, 59, 363-366.
  36. Ng, F.M.F., Yip, C.W.Y., Ho, J.P.Y., Nikezic, D., Yu, K.N., "Non-destructive Measurement of Active Layer Thickness of LR 115 SSNTD", 2004, Radiation Measurements, 38, 1-3.
  37. Nikezic, D., Ng, F.M.F., Yu, K.N., "Sensitivity of LR 115 Detectors in Hemispherical Chambers for Radon Measurements", 2004, Nuclear Instruments and Methods in Physics Research B, 217, 637-643.
  38. Nikezic, D., Yu, K.N., Kostic, D., "Three Dimensional Model of the Track Growth: Comparison with Other Models", 2003, Nuclear Technology & Radiation Protection, 18, 24-30.
  39. Yu, K.N., Ng, F.M.F., Ho, J.P.Y., Yip, C.W.Y., Nikezic, D., "Measurement of parameters of tracks in CR-39 detector from replicas", 2004, Radiation Protection Dosimetry, 111, 93-96.
  40. Nikezic, D., Yu, K.N., "Formation and Growth of Tracks in Nuclear Track Materials", 2004, Materials Science & Engineering R, 46 (3-5), 51-123.
  41. Nikezic, D., Ng, F.M.F., Yu, K.N., "Theoretical basis for long-term measurements of equilibrium factor using LR 115 detector", 2004, Applied Radiation and Isotopes, 61, 1431-1435.
  42. Yu, K.N., Nikezic, D., "Letter to the Editor: Radon-222 signatures of natural ventilation regimes in an underground quarry", 2005, Journal of Environmental Radioactivity, 78, 247-248.
  43. Yu, K.N., Nikezic, D., Ng, F.M.F., Lau, B.M.F., Leung, J.K.C., "Long-term measurements of radon progeny concentrations with LR 115 SSNTDs", International Congress Series, 1276, 217-218.
  44. Nikezic, D., Yu, K.N., "Are radon gas measurements adequate for epidemiological studies and case control studies of radon induced lung cancer?", 2005, Radiation Protection Dosimetry, 113, 233-235.
  45. Nikezic, D., Ng, F.M.F., Yip, C.W.Y., Yu, K.N., "Application of ray tracing method in studying alpha tracks in SSNTDs", 2005, Radiation Measurements, 40, 375-379.
  46. Yu, K.N., Ng, F.M.F., Nikezic, D., "Measuring depths of sub-micron tracks in CR-39 detector from replicas using Atomic Force Microscopy", 2005, Radiation Measurements, 40, 380-383.
  47. Yu, K.N., Nikezic, D., Ng, F.M.F., Leung, J.K.C., "Long-term Measurements of Radon Progeny Concentrations with Solid State Nuclear Track Detectors", 2005, Radiation Measurements, 40, 560-568.
  48. Yip, C.W.Y., Nikezic, D., Ho, J.P.Y., Yu, K.N., “Chemical Etching Characteristics for Cellulose Nitrate”, 2006, Materials Chemistry and Physics, 95, 307-312.
  49. Nikezic, D., Yu, K.N., "Exposures to 222Rn and its progeny derived from implanted 210Po activity", 2006, Radiation Measurements, 41, 101-107.
  50. Nikezic, D., Kostic, D., Yip, C.W.Y., Yu, K.N., “Comparison among Different Models of Track Growth and Experimental Data“, 2006, Radiation Measurements, 41, 253-256.
  51. Nikezic, D., Yu, K.N., “Computer program TRACK_TEST for calculating parameters and plotting profiles for etch pits in nuclear track materials", 2006, Computer Physics Communications, 174, 160-165.
  52. Yu, K.N., Lau, B.M.F., Nikezic, D., “Assessment of Environmental Radon Hazard Using Human Respiratory Tract Models", 2006, Journal of Hazardous Materials, 132, 98-110.
  53. Nikezic, D., Lau, B.M.F., Stevanovic, N., Yu, K.N., “Absorbed Dose in Target Cell Nuclei and Dose Conversion Coefficient of Radon Progeny in the Human Lung”, 2006, Journal of Environmental Radioactivity, 89, 18-29.
  54. Nikezic, D., Lau, B.M.F., Yu, K.N., “Comparison of dose conversion factors for radon progeny from the ICRP 66 regional model and an airway tube model of tracheobronchial tree", 2006, Radiation and Environmental Biophysics, 45, 153-157.
  55. Leung, S.Y.Y., Nikezic, D., Yu, K.N., "Passive monitoring of the equilibrium factor inside a radon exposure chamber using bare LR 115 SSNTDs", 2006, Nuclear Instruments and Methods in Physics Research A, 564, 319-323.
  56. Nikezic, D., Yip, C.W.Y., Leung, S.Y.Y., Leung, J.K.C., Yu, K.N., "A further study of the (CR-LR) difference technique for retrospective radon exposure assessment", 2006, Nuclear Instruments and Methods in Physics Research A, 568, 792-798.
  57. Leung, S.Y.Y., Nikezic, D., Yu, K.N., "Derivation of V function for LR 115 SSNTD from its partial sensitivity to to 222Rn and its short-lived progeny", 2007, Journal of Environmental Radioactivity, 92, 55-61.
  58. Leung, S.Y.Y., Nikezic, D., Leung, J.K.C., Yu, K.N., "Derivation of V function for LR 115 SSNTD from its sensitivity to 220Rn in a diffusion chamber", 2007, Applied Radiation and Isotopes, 65, 313-317.
  59. Chan, K.F., Siu, S.Y.M., McClella, K.E., Tse, A.K.W., Lau, B.M.F., Nikezic, D., Richardson, B.J., Lam, P.K.S., Fong, W.F., Yu, K.N., "Alpha-particle radiobiological experiments using thin CR-39 detectors", 2006, Radiation Protection Dosimetry, 122, 160-162.
  60. Lau, B.M.F., Nikezic, D., Yu, K.N., "Killing of target cells due to radon progeny in the human lung", 2006, Radiation Protection Dosimetry, 122, 534-536.
  61. Ng, F.M.F., Luk, K.Y., Nikezic, D., Yu, K.N., "Determination of alpha-particle track depths in CR-39 detector from their cross-sections and replica heights", 2007, Nuclear Instruments and Methods in Physics Research B, 263, 266-270.
  62. Yu, K.N., Lee, H.H.W., Wong, A.W.T., Law, Y.L., Cheung, S.F.L., Nikezic, D., Ng, F.M.F., "Optical appearance of alpha-particle tracks in CR-39 SSNTD", 2007, Nuclear Instruments and Methods in Physics Research B, 263, 271-278.
  63. Ng, F.M.F., Nikezic, D., Yu, K.N., "Long-term measurements of equilibrium factor with electrochemically etched CR-39 SSNTD", 2007, Nuclear Instruments and Methods in Physics Research B, 263, 279-283.
  64. Chan, K.F., Ng, F.M.F., Nikezic, D., Yu, K.N., "Bulk and track etch properties of CR-39 SSNTD etched in NaOH/Ethanol", 2007, Nuclear Instruments and Methods in Physics Research B, 263, 284-289.
  65. Chan, K.F., Lau, B.M.F., Nikezic, D., Tse, A.K.W., Fong, W.F., Yu, K.N., "Simple preparation of thin CR-39 detectors for alpha-particle radiobiological experiments", 2007, Nuclear Instruments and Methods in Physics Research B, 263, 290-293.
  66. Tse, K.C.C., Ng, F.M.F., Nikezic, D., Yu, K.N., "Bulk etch characteristics of colorless LR 115 SSNTD" , 2007, Nuclear Instruments and Methods in Physics Research B, 263, 294-299.
  67. Tse, K.C.C., Nikezic, D., Yu, K.N., "Comparative studies of etching mechanisms of CR-39 in NaOH/H2O and NaOH/Ethanol", 2007, Nuclear Instruments and Methods in Physics Research B, 263, 300-305.
  68. Leung, S.Y.Y., Nikezic, D., Leung, J.K.C., Yu, K.N., "Sensitivity of LR 115 SSNTD in a diffusion chamber", 2007, Nuclear Instruments and Methods in Physics Research B, 263, 306-310.
  69. Leung, S.Y.Y., Nikezic, D., Leung, J.K.C., Yu, K.N., "A study of the polyethylene membrane used in diffusion chambers for radon gas concentration measurements", 2007, Nuclear Instruments and Methods in Physics Research B, 263, 311-316.
  70. Nikezic, D., Yu, K.N., "Computer program TRACK_VISION for simulating optical appearance of etched tracks in CR-39 nuclear track detectors ", 2008, Computer Physics Communications, 178, 591–595.
  71. Nikezic, D., Stevanovic, N., Kostic, D., Savovic, S., Tse, K.C.C., Yu, K.N., "Solving the track wall equation by the finite difference method", 2008, Radiation Measurements, 43 (Suppl. 1), S76-S78.
  72. Tse, K.C.C., Nikezic, D., Yu, K.N., "Effects of UVC irradiation on alpha-particle track parameters in CR-39", 2008, Radiation Measurements, 43 (Suppl. 1), S98-S101.
  73. Ng, F.M.F., Tse, K.C.C., Nikezic, D., Dai, J., Zhao, Z., Yu, K.N., "Surface effect of ultraviolet radiation on electrochemically etched alpha-particle tracks in PADC", 2008, Radiation Measurements, 43 (Suppl. 1), S102-S105.
  74. Law, Y.L., Nikezic, D., Yu, K.N., "Optical appearance of alpha-particle tracks in CR-39 SSNTDs", 2008, Radiation Measurements, 43 (Suppl. 1), S128-S131.
  75. Yu, K.N., Leung, S.Y.Y., Nikezic, D., Leung, J.K.C., "Equilibrium factor determination using SSNTDs", 2008, Radiation Measurements, 43 (Suppl. 1), S357-S363.
  76. Yip, C.W.Y., Nikezic, D., Yu, K.N., "Retrospective radon progeny measurements for dwellings based on implanted 210Po activities in glass objects", 2008, Radiation Measurements, 43 (Suppl. 1), S427-S430.
  77. Nikezic, D., Yu, K.N., "Analyses of Light Scattered from Etched Alpha-particle Tracks in PADC", 2008, Radiation Measurements, 43, 1417-1422.
  78. Yip, C.W.Y., Nikezic, D., Yu, K.N., "Retrospective radon progeny measurements through measurements of 210Po activities on glass objects using stacked LR 115 detectors", 2008, Nuclear Instruments and Methods in Physics Research B, 266, 5050–5055.
  79. Nikezic, D., Yu, K.N., "Light scattering from an assembly of tracks in a PADC film", 2009, Nuclear Instruments and Methods in Physics Research A, 602, 545–551.
  80. Nikezic, D., Yu, K.N., 2009. Dosimetric model of human lung and associated computer program. Indian Journal of Physics and Proceedings of the Indian Association for the Cultivation of Science, 83, 759-775.
  81. Yum, E.H.W., Choi, V.W.Y., Nikezic, D., Li, V.W.T., Cheng, S.H., Yu, K.N., 2009. Alpha-particle-induced bystander effects between zebrafish embryos in vivo. Radiation Measurements, 44, 1077-1080.
  82. Nikezic, D., Yu, K.N., 2010. Long-term determination of airborne concentrations of unattached and attached radon progeny using stacked LR 115 detector with multi-step etching, Nuclear Instruments and Methods in Physics Research A, 613, 245-250.
  83. Choi, V.W.Y., Ng, C.K.M., Lam, R.K.K., Janik, M., Sorimachi, A., Kranrod, C., Nikezic, D., Tokonami, S., Yu, K.N., 2010. Long-term determination of airborne radon progeny concentrations using LR 115 detectors and the effects of thoron. Radiation Protection Dosimetry, 141, 404-407.
  84. Nikezic, D., Markovic, V.M., Krstic, D., Yu, P.K.N., 2010. Doses in human organs due to alpha, beta and gamma radiations emitted by thoron progeny in the lung. Radiation Protection Dosimetry, 141, 428–431.
  85. Choi, V.W.Y., Ng, C.K.M., Nikezic, D., Konishi, T., Yu, K.N., 2011. Micro-collimators fabricated by chemical etching of thin polyallyldiglycol carbonate polymer films exposed to oxygen ions. Nuclear Instruments and Methods in Physics Research A, 631, 6-11.
  86. Yu, K.N., Nikezic, D., 2011. Long-term determination of airborne radon progeny concentrations using LR 115 solid-state nuclear track detectors. Radiation Measurements 46, 1799-1802.

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