International Conferences
121. rrrr J. Kim, J. Yun, S. Ha, H. Youn, and H. K. Kim, "Intensity-modulated dental CBCT: Noise and absorbed dose study," SPIE Medical Imaging, Houston, TX, USA, February, 2018 [PDF]
   
120. rrrr D. W. Kim, J. Kim, J. Park, S. K. Heo, H. K. Kim, "Multi-layer dual-energy detectors with fiber-optic faceplate," SPIE Medical Imaging, Houston, TX, USA, February, 2018 [PDF]
   
119. rrrr S. Ha, J. Yun, B. Kim, J. Kim, and H. K. Kim, "Digital x-ray tomosynthesis with interpolated projection data for thin slab objects," iWoRiD, Krakow, Poland, 2 - 6 July, 2017. [PDF]
   
118. rrrr rrrr J. Yun, J. Park, E. Park, and H. K. Kim, "Comparative study of analytic and iterative digital tomosynthesis recosntructions for thin slab objects," iWoRiD, Krakow, Poland, 2 - 6 July, 2017. [PDF]
   
117. rrrr rrrr J. Park, J. Kim, J. Kim, D. W. Kim, and H. K. Kim, "Spatial distributions of energy absorption and noise in a linear array of scintillators for megavoltage cargo-container inspection," iWoRiD, Krakow, Poland, 2 - 6 July, 2017. [PDF]
   
116. rrrr rrrr S. H. Kim, D. Kim, H. Youn, S. Cho, and H. K. Kim, "Bone-Enhanced Small-Animal Microtomography With Single-Shot Dual-Energy Sandwich Detectors," CT Meeting, Bamberg, Germany, 18 - 22 July, 2016. [PDF]
   
115. rrrr rrrr J. Kim, J. Park, J. Kim, D. W. Kim, S. Yun, C. H. Lim, and H. K. Kim, "Monte Carlo analysis of megavoltage x-ray interaction-induced signal and noise in detectors for container inspection," 18th International Workshop on Radiation Imaging Detectors, Barcelona, Spain, 3 -7 July, 2016. [PDF]
   
114. rrrr rrrr J. Kim, D. W. Kim, S. H. Kim, S. Yun, and H. K. Kim, "Impulse response of sandwich detectors for single-shot dual-energy x-ray imaging," 18th International Workshop on Radiation Imaging Detectors, Barcelona, Spain, 3 -7 July, 2016. [PDF]
   
113. rrrr rrrr D. W. Kim, J. Kim, and H. K. Kim, "Cadcade-systems model for x-ray sandwich detector analysis," 18th International Workshop on Radiation Imaging Detectors, Barcelona, Spain, 3 -7 July, 2016. [PDF]
   
112. rrrr J. Park, S. Yun, D. W. Kim, C. H. Beak, H. Youn, H. Jeon, and H. K. Kim, "Analysis of the scatter effect on detective quantum efficincy of digital mammography," Proc. SPIE, 2016
   
111. rrrr E. Park, J. Park, D. Kim, H. Youn, H. Jeon, J. S. Kim, D. J. Kang, and H. K. Kim, "On the properties of artificial neural network filters bone-suppressed digital radiography," Proc. SPIE, 2016
   
110. rrrr H. Youn, J. W. Kim, H. Jeon, J. Nam, S. Yun, M. K. Cho, and H. K. Kim, "A framework for analytical estimation of patient-specific CT dose," Proc. SPIE, 2016 [PDF]
   
109. rrrr S. H. Kim, H. Youn, D. Kim, D. W. Kim, H. Jeon, and H. K. Kim, "Computed tomography with single-shot dual-energy sandwich detectors," Proc. SPIE, 2016 [PDF]
   
108. rrrr D. W. Kim, J. Kim, H. Youn, H. Jeon, and H. K. Kim, "Optimizing the CsI thickness for chest dual-shot dual-energy detectors," Proc. SPIE, 2016 [PDF]
   
107. rrrr J. Kim, D. W. Kim, H. Youn, and H. K. Kim, "MTF and NPS of single-shot dual-energy sandwich detectors," Proc. SPIE, 2016 [PDF]
   
106. rrrr rrrr H. Youn, D. Kim, S. H. Kim, S. Kam, H. Jeon, and H. K. Kim, "Effect of detector noise on low-dose tomography," 17th International Workshop on Radiation Imaging Detectors, Hamburg, Germany, 28 June -2 July, 2015. [PDF]
   
105. rrrr rrrr J. Kim, D. W. Kim, S. Kam, E. Park, H. Youn, and H. K. Kim, "Detective quantum efficiency of single-shot dual-energy imaging with a sandwich detector," 17th International Workshop on Radiation Imaging Detectors, Hamburg, Germany, 28 June -2 July, 2015. [PDF]
   
104. rrrr rrrr S. H. Kim, H. Youn, D. Kim, S. Kam, H. Jeon, and H. K. Kim, "Planer cone-beam computed tomography with a flat-panel detector," 17th International Workshop on Radiation Imaging Detectors, Hamburg, Germany, 28 June -2 July, 2015. [PDF]
   
103. rrrr rrrr D. W. Kim, H. K. Kim†, H. Youn, S. Yun, J. C. Han, J. Kim, S. Kam, J. Tanguay, and I. A. Cunninham, "Signal and noise analysis of flat-panel sandwich detectors for single-shot dual-energy x-ray imaging," Proc. SPIE, 9412, 94124A (13pp), 2015
   
102. rrr H. Youn, H. K. Kim†, S. Kam, S. H. Kim, J. W. Park, and H. Jeon, "Physics-based modeling of computed tomography systems," Proc. SPIE, 9412, 94122N (11pp), 2015.
   
101. rrrr rrrr rrrr J. Kim, H. K. Kim†, S. Yun, D. W. Kim, J. C. Han, H. Youn, S. Kam, J. Tanguay, and I. A. Cunningham, "Analysis of detective quantum efficiency of a sandwich detector for single-shot dual-energy mouse imaging," IEEE Nuclear Science Symposium and Medical Imaging Conference, Seattle, USA, 8~15 November, 2014. [PDF]
   
100. rrrr rrrr D. W. Kim, H. K. Kim†, S. Yun, J. C. Han, H. Youn, S. Kam, J. Tanguay, and I. A. Cunningham, "Can a single detector provide the best image quality in the dual-shot dual-energy imaging?," IEEE Nuclear Science Symposium and Medical Imaging Conference, Seattle, USA, 8~15 November, 2014.
   
99. rrrr rrrr S. Yun, J. C. Han, D. W. Kim, H. Youn, H. K. Kim†, J. Tanguay, and I. A. Cunningham, "Feasibility of active sandwich detectors for single-shot dual-energy imaging," Proc. SPIE, 9033, 90335T (8pp), 2014. Awarded to The Best (Cum Laude) Poster Award [PDF]
   
98. rrrr H. Youn, S. Kam, J. C. Han, and H. K. Kim†, "Optical crosstalk in CT detectors and its effects on CT images," Proc. SPIE, 9033, 90334V (9pp), 2014. [PDF]
   
97. rrrr rrrr rrrr S. Yun, H. K. Kim†, H. Youn, J. Tanguay, and I. A. Cunningham, "Analytic modeling of energy-absorption response functions including charge transport considerations in photoconductors-based x-ray detectors," IEEE Nuclear Science Symposium and Medical Imaging Conference, Seoul, Korea, 27 October ~2 November, 2013. [PDF]
   
96. rrrr rrrr H. Youn, J. C. Han, S. Yun, S. Kam, and H. K. Kim†, "Analytical simulation platform describing projections in computed tomography systems," IEEE Nuclear Science Symposium and Medical Imaging Conference, Seoul, Korea, 27 October ~2 November, 2013. [PDF]
   
95. rrrr rrrr J. C. Han, D. W. Kim, S. Yun, H. Youn, S. Yun, S. Kam, and H. K. Kim†, "Dual-energy imaging with an active sandwich detector," IEEE Nuclear Science Symposium and Medical Imaging Conference, Seoul, Korea, 27 October ~2 November, 2013. [PDF]
   
94. rrrr rrrr C. H. Lim, H. Kim, J. Y. Kim, S. J. Cho, H. K. Kim and M. K. Moon†, "Two dimensional neutron monitor with thin B-10 film," 15th International Workshop on Radiation Imaging Detectors, Paris, France, June 23-27, 2013. [PDF]
   
93. rrrr rrrr C. H. Lim, S. Kam, J. C. Han, S. Yun, M. K. Moon, and H. K. Kim†, "Phosphor screen optics in indirect-conversion x-ray imaging detectors," 15th International Workshop on Radiation Imaging Detectors, Paris, France, June 23-27, 2013. [PDF]
   
92. rrrr rrrr S. Yun, H. K. Kim†, J. Tanguay, and I. A. Cunningham, "Theoretical characterization of imaging performance of screen-printed mercuric iodide photoconductors for mammography," 15th International Workshop on Radiation Imaging Detectors, Paris, France, June 23-27, 2013. [PDF]
   
91. rrrr rrrr H. Youn, J. C. Han, S. Kam, S. Yun, and H. K. Kim†, "Energy calibration of x-ray photon-counting pixel detectors using laboratory polychromatic x-ray beams," 15th International Workshop on Radiation Imaging Detectors, Paris, France, June 23-27, 2013. [PDF]
 
90. rrrr rrrr S. Yun, J. Tanguay, H. K. Kim, and I. A. Cunningham, "Cascaded-systems analyses of the DQE of double-Z x-ray detectors including photoelectric, coherent and incoherent interactions," Proc. SPIE, 8668, 86682L (11pp), 2013. [PDF]
   
89. rrrr J. Tanguay, S. Yun, H. K. Kim, and I. A. Cunningham, "Cascaded systems analyses of photon-counting x-ray detectors," Proc. SPIE, 8668, 86680S (14pp), 2013. [PDF]
   
88. rrrr S. Kam, H. Youn, H. K. Kim, and H. Jeon, "An experimental study on the shift-variant MTF of CT systems using a simple cylindrical phantom," Proc. SPIE, 8668, 86684Q (7pp), 2013. [PDF]
 
87. rrrr rrrr H. Youn, O. Joe, S. Kam, H. R. Park, J. C. Han and H. K. Kim†, "Calibration of x-ray photon-counting pixel detectors using laboratory polychromatic x-ray beams," IEEE Nuclear Science Symposium and Medical Imaging Conference, Aneheim, USA, 29 October ~3 November, 2012. [PDF]
 
86. rrrr rrrr S. Yun, H. K. Kim†, H. Youn, J. Tanguay and I. A. Cunningham, "Analytic Response Functions in Compound Semiconductor Detectors," IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, USA, 29 October ~3 November, 2012. [PDF]
 
85. rrrr rrrr rrrr H. Youn, J. P. Marchal, H. K. Kim†, S. Yun, J. Tanguay and I. A. Cunningham, "Fundamental limitations in energy-absorption response functions of x-ray photon-counting pixel detectors," IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, USA, 29 October ~3 November, 2012. [PDF]
 
84. rrrr rrrr rrrr J. C. Han, H. K. Kim†, H. Youn, J. P. Marchal, S. Yun, J. Tanguay and I. A. Cunningham, "X-ray Imaging using photon-counting pixel detectors: Fundamental spatial resolution due to x-ray photon interaction," IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, USA, 29 October ~3 November, 2012. [PDF]
 
83. rrrr rrrr H. R. Park, H. Youn and H. K. Kim†, "Electrical investigation of semiconductor detectors using finite-element methods," IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, USA, 29 October ~3 November, 2012. [PDF]
 
82. rrrr rrrr H. Youn, J. P. Marchal, H. K. Kim†, S. Yun, J. Tanguay and I. A. Cunningham, "Pixel-binning effects on the response performance of x-ray photon-counting pixel detector," IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, USA, 29 October ~3 November, 2012. [PDF]
 
81. rrrr rrrr J. Tanguay, S. Yun, H. K. Kim, I. A. Cunningham†, "Energy-subtraction angiography to prevent motion artifacts in cardiac and general angiography," London Imaging Discovery 2012 meeting, London, Ontario, Canada, 27 June 2012.
 
80. rrrr rrrr S. Yun, J. Tanguay, H. K. Kim, I. A. Cunningham†, "Cascaded models of detector performance for the design of new low-dose x-ray systems," London Imaging Discovery 2012 meeting, London, Ontario, Canada, 27 June 2012.
 
79. rrrr J. Tanguay, S. Yun, H. K. Kim, and I. A. Cunningham, "Extension of cascaded systems analysis to single-photon-counting x-ray detectors," Proc. SPIE, 8313, 831310 (13pp), 2012. [PDF]
 
78. rrrr rrrr M. McDonald, H. K. Kim, J. H. Henry, and I. A. Cunningham, "A robust small-signal approach to measuring the detective quantum efficiency of radiographic detectors in a clinical setting," Proc. SPIE, 8313, 831315 (8pp.), 2012. [PDF]
 
77. rrrr rrrr J. C. Han, S. Yun, S. K. Heo, T. W. Kim, and H.K. Kim†, "Long-term stability of imaging characteristics of CsI-coupled photodiode array detectors," IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, October, 23-29, 2011.
 
76. rrrr rrrr O. Joe, H. Youn, J. Park, S. Kim, S. Kim, and H.K. Kim†, "Operating characteristics of screen-printed HgI¬¬2 photoconductors for x-ray imaging," IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, October, 23-29, 2011.
 
75. rrrr rrrr S. Jang, H. Youn, M. K. Cho, and H.K. Kim†, "Optimizing the magnification factor in the developmental micro-CT system based on Fourier metrics of imaging performance," IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, October, 23-29, 2011.
 
74. rrrr rrrr rrrr S. Yun, S. Kam, C. H. Lim, J. C. Han, O. Joe, J.-M. Kim, T. Graeve Achterkirchen, and H.K. Kim†, "Performance evaluation of large-area CMOS active-pixel detectors for mammography," IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, October, 23-29, 2011.
 
73. rrrr rrrr H. R. Park, H. Youn, J. H. Kim, and H.K. Kim†, "Mass-spring systems model of compressed breasts for deformable registration to mammography," IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, October, 23-29, 2011.
 
72. rrrr rrrr J. Kim, H. Youn, S. W. Lee, and H.K. Kim†, "A numerical study of digital tomosynthesis for a fuel cell imaging," IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, October, 23-29, 2011.
   
71. rrrr rrrr rrrr rrrr S. Yun, H. K. Kim†, H. Youn, O. Joe, S. Kim, J. Park, D.-K. Kang, Y.-H. Sung, J. Marchal, J. Tanguay, and I. A. Cunningham, "Detective quantum efficiency of a silicon microstrip photon-counting detector having edge-on geometry under mammography imaging condition," 13th International Workshop on Radiation Imaging Detectors, ETH Zürich, Switzerland, July 3-7, 2011. [PDF]
 
70. rrrr rrrr H. K. Kim, "Practical expressions describing detective quantum efficiency in flat-panel detectors," 13th International Workshop on Radiation Imaging Detectors, ETH Zürich, Switzerland, July 3-7, 2011. [PDF]
 
69. rrrr rrrr rrrr H. Youn, H. K. Kim†, D.-K. Kang, S. Kim, J. Park, J. Marchal, J. Tanguay, and I. A. Cunningham, "X-ray interaction-induced signal and noise performances of edge-on silicon microstrip detectors for digital mammography," 13th International Workshop on Radiation Imaging Detectors, ETH Zürich, Switzerland, July 3-7, 2011. [PDF]
 
68. rrrr S.K. Heo, J. Kosonen, S.H. Hwang, T.W. Kim, S. Yun, and H.K. Kim†, "12-inch-wafer –scale CMOS active-pixel sensor for digital mammography," Proc. SPIE, 7961, 79610O, 2011. [PDF]
 
67. rrrr M.C. McDonald, H.K. Kim, J.H. Henry, and I.A. Cunningham, "A novel method to measure the zero-frequency DQE of a non-linear imaging system," Proc. SPIE, 7961, 79610C, 2011. [PDF]
 
66. rrrr rrrr J. Tanguay, H.K. Kim, and I.A. Cunningham, "The case for single-exposure angiography using energy-discriminating photon-counting detector: A theoretical comparison of signal and noise with conventional subtraction angiography," Proc. SPIE, 7961, 796107, 2011. [PDF]
 
65. rrrr rrrr H. Youn, J.C. Han, M.K. Cho, S.Y. Jang, H.K. Kim†, "Numerical generation of digital mammograms considering imaging characteristics of an imager", Symposium on Radiation Measurements and Applications, May 24-28, Michigan, USA, 2010.
 
64. rrrr rrrr S. Yun, H.K. Kim†, I. Cunningham, "Finding the best photoconductor for digital mammography detectors", Symposium on Radiation Measurements and Applications, May 24-28, Michigan, USA, 2010. [PDF]
 
63. rrrr rrrr C.H. Lim, S. Yun, H.K. Kim†, M. Farrier, T. Achterkirchen, M. McDonald, and I. Cunningham, "Imaging characterization of large area CMOS photodiode arrays for mammography", Symposium on Radiation Measurements and Applications, May 24-28, Michigan, USA, 2010.
 
62. rrrr J. Tanguay, H.K. Kim, I.A. Cunningham, "Noise in energy-discriminating photon-counting x-ray imaging detectors," Proc. SPIE, 7622, 762219, 2010. [PDF]
 
61. rrrr H. Youn, J.Y. Kim, S.Y. Jang, M.K. Cho, S. Cho, H.K. Kim†, "Deblurring in digital tomosynthesis by iterative self-layer subtraction" Proc. SPIE, 7622, 76225J, 2010. [PDF]
 
60. rrrr M.K. Cho, J. Shin, H.K. Kim, M. Yoon, D Shin, S.B. Lee, and S.Y. Park†, "Feasibility of proton tomosynthesis system in proton therapy", Proc. SPIE, 7622, 762204, 2010. [PDF]
 
59. rrrr rrrr J.C. Han, S. Yun, C.H. Lim, T.G. Youm, S.K. Heo, T.W. Kim, I. Cunningham, H.K. Kim†, "An aging study of the signal and noise characteristics in large-area CMOS detectors", Proc. SPIE, 7622, 76223Y, 2010. [PDF]
 
58. rrrr C.H. Lim, O. Joe, I. Cunningham, H.K. Kim†, "Modeling of pulse signals in photon-counting detectors", Proc. SPIE, 7622, 76223U, 2010. [PDF]
 
57. rrrr rrrr S. Yun, C.H. Lim, T.W. Kim, I. Cunningham, T. Achterkirchen, H.K. Kim†, "Phosphor-filled micro-well arrays for digital x-ray imaging: effects of surface treatments", Proc. SPIE, 7622, 776223S, 2010. [PDF]
 
56. rrrr rrrr S.K. Heo, S.K. Park, S.H. Hwang, D.A. Im, J. Kosonen, T.W. Kim, S. Yun, H.K. Kim†, "Development of a large-area CMOS-based detector for real-time x-ray imaging", Proc. SPIE, 7622, 76223T, 2010. [PDF]
 
55. rrrr rrrr M.K. Cho, S.Y. Park, and H.K. Kim†, "On-board cone-beam digital tomosynthesis for image-guided proton therapy", IEEE Nuclear Science Symposium and Medical Imaging Conference, Orlando, USA, 25-31 October 2009.
 
54. rrrr rrrr C.H. Lim, H.K. Kim†, I. Cunningham, T. Achterkirchen, "X-ray absorption-induced noise in scintillator-based imaging detectors", The Tenth International Conference on Inorganic Scintillators and their Application, June 8-12 Jeju, Korea, 2009. [PDF]
 
54. rrrr rrrr M.K. Cho, H. Youn, and H.K. Kim†, "Iterative self-layer subtractive digital tomosynthesis for industrial non-destructive evaluation", The Fifth International Symposium on Radiation Safety and Detection Technology, July 15-17 Japan, 2009.
 
53. rrrr rrrr H. Youn, H.K. Kim†, C.H. Lim, J.Y. Kim, M.K. Cho, "Design of numerical breast phantom and its application", The Fifth International Symposium on Radiation Safety and Detection Technology, July 15-17 Japan, 2009. [PDF]
 
52. rrrr rrrr rrrr S. Yun, J.C. Han, C.H. Lim, T.G. Youm, I. Cunningham, T. Achterkirchen, and H.K. Kim†, "X-ray imaging performance of gadolinium oxysulfide phosphors made by sedimentation" The Fifth International Symposium on Radiation Safety and Detection Technology, July 15-17 Japan, 2009. [PDF]
 
51. rrrr C.H. Lim, C.-S. Shon, J.C. Han, T.W. Kim, and H.K. Kim†, "Monte Carlo investigation of phosphor screen optics for the use in indirect-conversion detectors," Proc. SPIE, 7258, 72585H, 2009. [PDF]
 
50. rrrr S.M. Yun, C.H. Lim, T.W. Kim, and H.K. Kim†, "Pixel-structured scintillators for digital x-ray imaging," Proc. SPIE, 7258, 72583N, 2009. [PDF]
 
49. rrrr J.C. Han, S. Yun, C.H. Lim, T.W. Kim, and H.K. Kim†, "Feasibility study of CMOS detectors for mammography," Proc. SPIE, 7258, 72583I, 2009. [PDF]
 
48. rrrr H. Youn, M.K. Cho, C.-S. Shon, B.H. Cho, C. H. Kim, and H.K. Kim†, "Clinical micro-CT for dental imaging," Proc. SPIE, 7258, 72582W, 2009. [PDF]
 
47. rrrr rrrr M.K. Cho, J.S. Kim, Y.-B. Cho, H. Youn, S.Y. Cho, S. Cho, and H.K. Kim†, "CBCT/CBDT with the equipped x-ray projection system for image-guided proton therapy," Proc. SPIE, 7258, 72582V, 2009. [PDF]
 
46. rrrr rrrr C-J. Park, M.K. Cho, H.B. Youn, B.-Y. Choe, D.-I. Kim, D.-Y. Jang, H.-K. Lee, H.K. Kim†, "Reducing blur artifacts in digital tomosynthesis: Iterative self-layer subtraction," IEEE Nuclear Science Symposium and Medical Imaging Conference, Dresden, Germany, 19-25 October 2008.
 
45. rrrr rrrr rrrr C-J. Park, M.K. Cho, H.B. Youn, B.-Y. Choe, D.-I. Kim, D.-Y. Jang, H.-K. Lee, H.K. Kim†, "Defective pixel detection and compensating algorithm for digital radiography based on combined wavelet and local verification analysis," The 5th KOREA-JAPAN Joint Meeting on Medical Physics, Jeju, Korea, 10-12 September 2008.
 
44. rrrr rrrr M.K. Cho, J.S. Kim, H.B. Youn, S.Y. Park, K.H. Cho, S. Cho, and H.K. Kim†, "Cone-Beam CT for proton therapy using kilo-voltage x-ray system: Preliminary results," The 5th KOREA-JAPAN Joint Meeting on Medical Physics, Jeju, Korea, 10-12 September 2008.
 
43. rrrr rrrr H.K. Kim† and T. Graeve, "Radiation effects on the image quality of digital radiography detectors and the role of gain-offset corrections throughout the working lifetime," Symposium on Radiation Measurements and Applications WEST 2008, Berkeley, CA, USA, 2-5 June 2008.
 
42. rrrr rrrr rrrr S.M. Youn, C.H. Lim, M.K. Cho, H.K. Kim† and T. Graeve, "Analysis of the signal and noise characteristics induced by unattenuated x-rays from a scintillator in indirect-detection CMOS photodiode array detectors," Symposium on Radiation Measurements and Applications WEST 2008, Berkeley, CA, USA, 2-5 June 2008. [PDF]
 
41. rrrr rrrr C.H. Lim, S.M. Youn, and H.K. Kim†, "Feasibility of integrally structured scintillator/photodiode array detectors for digital radiography," IEEE Nuclear Science Symposium and Medical Imaging Conference, Hawaii, USA, 27 October - 3 November 2007. [PDF]
 
40. rrrr rrrr M.K. Cho, H.K. Kim†, S.-S. Kim, T.W. Kim, S.T. Kim, and S.H. Shin, "Development of dental tomosynthesis system," IEEE Nuclear Science Symposium and Medical Imaging Conference, Hawaii, USA, 27 October - 3 November 2007. [PDF]
 
39. rrrr rrrr S.K. Heo, S.M. Youn, M.K. Cho, H.K. Kim†, T. Graeve, and H. Cho, "Development and performance evaluation of cost-effective micro-CT," IEEE Nuclear Science Symposium and Medical Imaging Conference, Hawaii, USA, 27 October - 3 November 2007. [PDF]
 
38. rrr rrr rrr S.K. Heo, M.K. Cho, and H.K. Kim†, "Geometric calibration on CBDT using coordinates-transformed sampling," The 2nd International Conference on Advanced Nondestructive Evaluation, Busan, Korea, 17-19 October 2007.
 
37. rrrr rrrr J.C. Han, H.B. Youn, and H.K. Kim†, "Fault diagnosis based on voxel data obtained from CT," The 2nd International Conference on Advanced Nondestructive Evaluation, Busan, Korea, 17-19 October 2007.
 
36. rrrr rrrr S.M. Yun, M.K. Cho, C.H. Lim, H.K. Kim†, T. Graeve, H. Cho, and J.-M. Kim, "Cascaded linear-systems analysis of CMOS flat-panel detectors for digital radiography," The 2nd International Conference on Advanced Nondestructive Evaluation, Busan, Korea, 17-19 October 2007. [PDF]
 
35. rrrr rrrr M.K. Cho, S.K. Heo, and H.K. Kim†, "Self-layer subtractive digital tomosynthesis," The 2nd International Conference on Advanced Nondestructive Evaluation, Busan, Korea, 17-19 October 2007.
 
34. rrrr rrrr H.K. Kim†, S.M. Youn, and C.H. Lim, "Cascaded model analysis of pixellated scintillator imaging detectors," IEEE 9th International Conference on Inorganic Scintillators and their Applications, Winston-Salem, NC, USA, 4-8 June 2007. [PDF]
 
33. rrrr rrrr C.H. Lim, H.K. Kim†, H. Cho, "Monte Carlo modeling and analysis of structured CsI scintillator-coupled pixel detectors," IEEE 9th International Conference on Inorganic Scintillators and their Applications, Winston-Salem, NC, USA, 4-8 June 2007. [PDF]
 
32. rrrr rrrr M.K. Cho, S.M. Youn, C.H. Lim, H.K. Kim†, H. Cho, J.-M. Kim, "Measurements of x-ray imaging performance of granular phosphors," IEEE 9th International Conference on Inorganic Scintillators and their Applications, Winston-Salem, NC, USA, 4-8 June 2007.
 
31. rrrr rrrr rrrr M.K. Cho, H.K. Kim†, S.M. Youn, H.B. Youn, H.H. Cho, J. Park, S.K. Heo, C.H. Lim, C.-S. Shon, and M.H. Cheong, "A toolbox to extract STL files from CT data for computer-aided detection," IEEE Nuclear Science Symposium and Medical Imaging Conference, San Diego, USA, 29 October - 5 November 2006.
 
30. rrrr rrrr M.K. Cho, H.K. Kim†, M.H. Cheong, C.H. Lim, C.-S. Shon, and T. Graeve, "Radiation effects on image quality of CMOS photodiode array detectors," IEEE Nuclear Science Symposium and Medical Imaging Conference, San Diego, USA, 29 October - 5 November 2006.
 
29. rrrr rrrr H.K. Kim†, M.K. Cho, and T.W. Kim, "Development of a cone-beam dental CT system," IEEE Nuclear Science Symposium and Medical Imaging Conference, San Diego, USA, 29 October - 5 November 2006.
 
28. rrrr rrrr C.H. Lim, H.K. Kim†, M.K. Cho, M.H. Cheong, C.-S. Shon, and H. Cho, "Monte Carlo spectral analysis of phosphor screens for x-ray imaging," IEEE Nuclear Science Symposium and Medical Imaging Conference, San Diego, USA, 29 October - 5 November 2006. [PDF]
 
27. rrrr rrrr G. Cho, Y.K. Kim, S.H. Cho, D.K. Kim, B.J. Kim, H.J. Seo, and H.K. Kim, "Synthesis and characterization of doped ceramic scintillators based on (Gd,Y)2O3," IEEE Nuclear Science Symposium and Medical Imaging Conference, Puerto Rico, 23-29 October 2005. [PDF]
 
26. rrrr rrrr C.-S. Shon, H.K. Kim†, M.K. Cho, M.H. Cheong, and J.-M. Kim, "Design of a computational utility for x-ray spectral analysis," The 1st International Conference on Advanced Nondestructive Evaluation, Jeju, Korea, 7-9 November 2005.
 
25. rrrr rrrr M.H. Cheong, H.K. Kim†, M.K. Cho, C.-S. Shon, and J.-M. Kim, "Investigation of scintillation screens for x-ray imaging," The 1st International Conference on Advanced Nondestructive Evaluation, Jeju, Korea, 7-9 November 2005.
 
24. rrrr rrrr M.K. Cho and H.K. Kim†, "X-ray imaging with a CMOS pixel detector: System design and initial performances," The 1st International Conference on Advanced Nondestructive Evaluation, Jeju, Korea, 7-9 November 2005.
 
23. rrrr H.K. Kim† and M.K. Cho, "Development and operation of LIGA-processed gas avalanche detectors," International Symposium on Research Reactor and Neutron Science, Daejon, Korea, 11 April 2005.
 
22. rrrr H.K. Kim, "Microtomography with a flat-panel detector: Initial performances," The Second Radiography Workshop, Daejeon, Korea, 9 April 2004.
 
21. rrrr rrrr S.C. Lee, H.K. Kim, I.K. Chun, M.H. Cho, Min H. Cho, and S.Y. Lee, "Development and characterization of a flat-panel detector-based microtomography system," Asia-Pacific Conference on Non-Destructive Testing, Jeju, Korea, 3-7 November 2003.
 
20. rrrr rrrr rrrr H.K. Kim, S.C. Lee, I.K. Chun, M.H. Cho, Min H. Cho, S.Y. Lee, K.S. Joo, and G. Cho, "Performance evaluation of a flat-panel detector based microtomography system for small-animal imaging," IEEE Nuclear Science Symposium and Medical Imaging Conference, Portland, Oregon, USA, 19-25 October 2003. [PDF]
 
19. rrrr rrrr S.K. Ahn, G. Cho, Y.K. Chi, H.K. Kim, and M. Jae, "A computer code for the simulation of x-ray imaging systems," IEEE Nuclear Science Symposium and Medical Imaging Conference, Portland, Oregon, USA, 19-25 October 2003. [PDF]
 
18. rrrr rrrr M.H. Cho, S.C. Lee, H.K. Kim, Min H. Cho, I.K. Chun, and S.Y. Lee, "Flat panel detector based micro tomography system for in-vivo mouse imaging," World Congress on Medical Physics and Biomedical Engineering, Sydney, Australia, 24-29 August 2003.
 
17. rrrr rrrr H.J. Kim, H.K. Kim, G. Cho, and J. Choi, "Construction and characterization of an amorphous silicon flat-panel detector based on ion-shower doping process," Symposium on Radiation Measurements and Applications, Ann Arbor, Michigan, USA, 21-23 May 2002.
 
16. rrrr rrrr S.W. Kwak, K.H. Kim, H.K. Kim, G. Cho, Y. Yi, and J.B. Park, "Analysis of signal and noise transfer characteristics in solid-state detector for x-ray computed tomography," Symposium on Radiation Measurements and Applications, Ann Arbor, Michigan, USA, 21-23 May 2002.
 
15. rrrr rrrr rrrr S.W. Kwak, K.H. Kim, H.K. Kim, G. Cho, S.K. Ahn, S.M. Goh, Y. Yi, and J.B. Park, "Analysis of factors affecting the light collection efficiency in CT detector: CWO + PIN diode," Medical Imaging 2002: Physics of Medical Imaging, L.E. Antonuk, M.J. Yaffe, Editors, Proc. SPIE 4682, 612-619, San Diego, CA, USA, 24-26 February 2002.
 
14. rrrr rrrr rrrr Y.S. Kim, G. Cho, H.K. Kim, K.H. Kim, and H.J. Kim, "Spectroscopic analysis of charge transport characteristics in wide-band-gap semiconductor detectors," Medical Imaging 2002: Physics of Medical Imaging, L.E. Antonuk, M.J. Yaffe, Editors, Proc. SPIE 4682, 601-611, San Diego, CA, USA, 24-26 February 2002.
 
13. rrrr rrrr H.K. Kim, S.C. Jeon, G. Cho, and S.H. Lim, "X-ray laminographic application of lens-coupled CMOS detector for PCB inspection," IEEE Nuclear Science Symposium and Medical Imaging Conference, 1620-1623, San Diego, CA, USA, 4-10 November 2001. [PDF]
 
12. rrrr rrrr S.W. Kwak, H.K. Kim, Y.S. Kim, S.C. Jeon, and G. Cho, "Characteristics of PIN photodiode for computed tomography," The First International Symposium on Radiation Safety and Detection Technology, Seoul, Korea, 18-19 July 2001.
 
11. rrrr rrrr S.C. Jeon, H.K. Kim, Y.S. Kim, S.W. Kwak, and G. Cho, "Study on the laminographic PCB inspection system," The First International Symposium on Radiation Safety and Detection Technology, Seoul, Korea, 18-19 July 2001.
 
10. rrrr rrrr Y.H. Chung, G. Cho, H.K. Kim, S.J. Yoo, Y.S. Jung, and S.B. Wee, "Design of a compact soft x-ray pinhole camera for plasma studies in the Hanbit magnetic mirror device," IEEE Nuclear Science Symposium and Medical Imaging Conference, Lyon, France, 15-20 October 2000. [PDF]
 
9. rrrrr rrrr S.W. Lee, H.K. Kim, G. Cho, Y.H. Shin, and Y.Y. Won, "A 3D x-ray microtomographic system with CMOS image sensor," IEEE Nuclear Science Symposium and Medical Imaging Conference, Lyon, France, 15-20 October 2000. [PDF]
 
8. rrrrr rrrrr rrrrr G. Cho, H.K. Kim, Y.H. Chung, D.K. Kim, H.K. Lee, T.S. Suh, and K. Joo, "Monte Carlo analyses of x-ray absorption, noise and detective quantum efficiency considering therapeutic x-ray spectrum in portal imaging detector," IEEE Nuclear Science Symposium and Medical Imaging Conference, Lyon, France, 15-20 October 2000. [PDF]
 
7. rrrrr rrrrr H.K. Kim, S.W. Lee, G. Cho, Y.H. Shin, and H.S. Cho, "Development and evaluation of a digital radiographic system based on CMOS image sensor," IEEE Nuclear Science Symposium and Medical Imaging Conference, Lyon, France, 15-20 October 2000. [PDF]
 
6. rrrrr rrrrr H.K. Kim, K.H. Jackson, J. Lee, I.J. Park, S.H. Han, J. Kadyk, V. Perez-Mendez, W. Wenzel, and G. Cho, "Gas electron multiplier development using LIGA," Advanced Light Source Compendium of User Abstracts, Lawrence Berkeley National Laboratory, Berkeley, USA, 1999.
 
5. rrrrr rrrrr rrrrr S.H. Han, W.S. Hong, H.K. Kim, J.G. Kim, I.J. Park, J. Kadyk, W. Wenzel, and V. Perez-Mendez, "Insensitive zones and space resolution of microdot (MDOT) detectors of 50, 100 and 200 micron pitch," IEEE Nuclear Science Symposium and Medical Imaging Conference, Seattle, USA, 26-29 October 1999. [PDF]
 
4. rrrrr rrrrr rrrrr H.K. Kim, K. Jackson, W.S. Hong, I.J. Park, S.H. Han, J. Kadyk, V. Perez-Mendez, W. Wenzel, and G. Cho, "Application of the LIGA process for fabrication of gas avalanche devices," IEEE Nuclear Science Symposium and Medical Imaging Conference, Seattle, USA, 26-29 October 1999. [PDF]
 
3. rrrrr rrrrr rrrrr I.J. Park, J.G. Kim, H.K. Kim, W.S. Hong, S.H. Han, V. Perez-Mendez, J. Kadyk, W. Wenzel, and K.S. Joo, "Columnar cesium iodide (CsI) and LIGA micro-hole arrays for use in gas avalanche detectors," IEEE Nuclear Science Symposium and Medical Imaging Conference, Seattle, USA, 26-29 October 1999. [PDF]
 
2. rrrrr rrrrr H.K. Kim, G. Cho, Y.H. Chung, H.K. Lee, and S.C. Yoon, "Monte Carlo studies of metal/phosphor screen in therapeutic x-ray imaging," Symposium on Radiation Measurements and Applications, Michigan, USA, 11-14 May 1998.
 
1. rrrrr rrrrr rrrrr G. Cho, H.K. Kim, H. Woo, G. Oh, and D.K. Ha, "Electronic dose conversion technique using a NaI(Tl) detector for assessment of exposure dose rate from environmental radiation," IEEE Nuclear Science Symposium and Medical Imaging Conference, Albuquerque, USA, November 11-15 1997. [PDF]
 
 
SCIENTIFIC PRESENTATIONS (INTERNATIONAL CONFERENCES) AND PAPERS IN PROCEEDINGS
[Superscript † indicates corresponding author(s).]
Papers
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