Domestic Conference Posters in Physics
 

    [2013]    [top]

  1. G. H. Hah, John Power, K. J. Kim, Wei Gai, M. H. Cho, W. Namkung, "Comparison between Double Dog-Leg and Chicane Type Emittance Exchange Beam Lines for Bunch Shaping", Bulletin of Korean Phys. Soc. 31, No. 1, 126 (DCC, Daejeon, April 24-26, 2013)
  2. C. H. Yi, W. Namkung, M. H. Cho, "Measurement and Modeling of High Voltage Sheath Dynamics of Grid Electrodes", Bulletin of Korean Phys. Soc. 31, No. 1, 128 (DCC, Daejeon, April 24-26, 2013)
  3. H. J. Lee, S. B. Kim, S. J. Yoo, M. H. Cho, W. Namkung, "Characteristics of ECR Plasma Sources with Leaky-Wave Antenna and Belt-type Magnet Assembly using Langmuir Probe", Bulletin of Korean Phys. Soc. 31, No. 1, 128 (DCC, Daejeon, April 24-26, 2013)
  4. H. J. Lee, S. B. Kim, S. I. Park, S. J. Yoo, M. H. Cho, W. Namkung, "Design and Optimization of Rectangular to Circular Waveguide Converter", KAPRA & KPS/DPP Conference. PA-15 (KAPRA PTL ACEP, Cheorwon, June 27-28, 2013)

    [2012]    [top]

  1. C. H. Yi, S, H, Kim, H. S. Kang, W. Namkung, M. H. Cho, "Modification of PAL XFEL Linac Lattice by Genetic Optimization and Its Tolerance", Bulletin of Korean Phys. Soc. 30, No. 1, 163 (DCC, Daejeon, April 25-27, 2012)
  2. G. H. Hah, S, H, Kim, M. H. Cho, W. Namkung, "Double Triangular Current Profile Generation Using Emittance Exchanger", Bulletin of Korean Phys. Soc. 30, No. 1, 163 (DCC, Daejeon, April 25-27, 2012)
  3. J. H. Jang, S, H, Kim, M. H. Cho, W. Namkung, "Bellows Optimization of SPX Project with Wake and Mechanical Analysis", Bulletin of Korean Phys. Soc. 30, No. 1, 163 (DCC, Daejeon, April 25-27, 2012)
  4. H. Yang, S, H, Kim, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Enhancing RF Focusing in Bunching Section of Standing-wave Accelerating Structures for Industrial X-ray Imaging Sources", Bulletin of Korean Phys. Soc. 30, No. 1, 164 (DCC, Daejeon, April 25-27, 2012)
  5. J. H. Hwang, M. H. Cho, W. Namkung, "Observaion of Ion acoustic wave and Pseudo wave by XOOPIC simulation", Bulletin of Korean Phys. Soc. 30, No. 1, 165 (DCC, Daejeon, April 25-27, 2012)
  6. H. J. Lee, S. B. Kim, S. J. Yoo, M. H. Cho, W. Namkung, "Characterization of an ECR plasma with a belt type magnet assembly configuration", Bulletin of Korean Phys. Soc. 30, No. 1, 166 (DCC, Daejeon, April 25-27, 2012)
  7. C. H. Yi, S. H. Kim, M. H. Cho, W. Namkung, G. J. Kim, "APPLICATION OF MULTI OBJECTIVE GENETIC ALGORITHM FOR PAL XFEL LINAC DESIGN", KAPRA & KPS/DPP Conference. PA-17 (KAPRA PTL ACEP, Cheorwon, June 28-29, 2012)
  8. H. Yang, J. H. Jang, S. J. Park, M. H. Cho, W. Namkung, S. H. Kim, J. S. Oh, "Design of Compact C-band Standing-wave Accelerating Structure Enhancing RF Phase Focusing for Industrial X-ray Source", KAPRA & KPS/DPP Conference. PA-20 (KAPRA PTL ACEP, Cheorwon, June 28-29, 2012)
  9. S. G. Shin, S. G. Kim, E. A. Kim, H. R. Yang, J. H. Jang, G. H. Hah, S. D. Jang, H. S. Kang, W. Namkung, M. H. Cho, S. H. kim, "Optimization of Beam Transmission of PAL-PNF Electron Linac", KAPRA & KPS/DPP Conference. PA-25 (KAPRA PTL ACEP, Cheorwon, June 28-29, 2012)
  10. J. H. Hwang, M. H. Cho, W. Namkung, "Study of wave excitation by XOOPIC simulation", KAPRA & KPS/DPP Conference. PP-8 (KAPRA PTL ACEP, Cheorwon, June 28-29, 2012)
  11. H. J. Lee, M. H. Cho, W. Namkung, S. B. Kim, "Characterization of an ECR plasma source with belt-type magnet-assembly configuration", KAPRA & KPS/DPP Conference. PP-12 (KAPRA PTL ACEP, Cheorwon, June 28-29, 2012)
  12. G. Ha, M. H. Cho, W. Namkung, "Beam Requirements for EEX based Transformer Ratio Enhancement", Bulletin of Korean Phys. Soc. 30, No. 2, 122 (Phoenixpark, Pyeongchang, Oct 24-26, 2012)
  13. H. Yang, S. H. Kim, J. S. Oh, M. H. Cho, W. Namkung, "Design of C-band Standing-wave Linac for Medical Radiotherapy", Bulletin of Korean Phys. Soc. 30, No. 2, 122 (Phoenixpark, Pyeongchang, Oct 24-26, 2012)
  14. J. H. Hwang, M. H. Cho, W. Namkung, "Study of Electrostatic wave Excitation by XOOPIC simlation", Bulletin of Korean Phys. Soc. 30, No. 2, 125 (Phoenixpark, Pyeongchang, Oct 24-26, 2012)

    [2011]    [top]

  1. S. H. Kim, H. R. Yang, J. S. Oh, S. D. Jang, T. G. Son, S. J. Park, M. H. Cho, W. Namkung, "Energy Spreads by Transient Beam Loading Effect in Pulsed RF Linac", Bulletin of Korean Phys. Soc. 29, No. 1, 133 (DCC, Daejeon, April 13-15, 2011)
  2. H. R. Yang, S. H. Kim, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "C-band Standing-wave Accelerating Structrue with RF Focusing", Bulletin of Korean Phys. Soc. 29, No. 1, 133 (DCC, Daejeon, April 13-15, 2011)
  3. C. H. Yi, H. J. Lee, S. H. Kim, M. H. Cho, W. Namkung, "Design and Machine Features of 2.2-m C-band Accelerating Structure", Bulletin of Korean Phys. Soc. 29, No. 1, 136 (DCC, Daejeon, April 13-15, 2011)
  4. H. J. Lee, C. H. Yi, S. H. Kim, J. D. Park, M. H. Cho, W. Namkung, "Vaccum Performance of C-band Accelerating Structures", Bulletin of Korean Phys. Soc. 29, No. 1, 135 (DCC, Daejeon, April 13-15, 2011)
  5. E. A. Kim, M. H. Cho, H. Y. Jang, W. Namkung, "Electrode Material Effect on Electron Density in Capacitive Coupled Plasma", Bulletin of Korean Phys. Soc. 29, No. 1, 160 (DCC, Daejeon, April 13-15, 2011)
  6. M. W. Lee, K. S. Kim, S. C. Yang, G. Y. Kim, E. A. Kim, J. H. Bang, M. H. Cho, W. Namkung, "Neutron total cross-sections and Resonance parameters of Dysprosium at Pohang Neutron Facility", Bulletin of Korean Phys. Soc. 29, No. 1, 116 (DCC, Daejeon, April 13-15, 2011)
  7. S. H. Kim, H. R. Yang, G. H. Hah, J. S. Oh, M. H. Cho, W. Namkung, K. O. Lee, K. H. Chung, "Suppression of Temporal Energy Spreads in Fully Loaded Beams for Pulsed RF Linacs", KAPRA & KPS/DPP Conference, PA-4 (KAPRA PTL ACEP, Cheorwon, July 7-8, 2011)
  8. H. R. Yang, K. H. Chung, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Study of RF Beam Focusing with C-band Accelerating Structure for X-ray Imaging Source", KAPRA & KPS/DPP Conference, PA-17 (KAPRA PTL ACEP, Cheorwon, July 7-8, 2011)
  9. C. H. Yi, H. J. Lee, S. H. Kim, M. H. Cho, W. Namkung, "Design and Features of 2.2-m C-band Accelerating Structure", KAPRA & KPS/DPP Conference, PA-23 (KAPRA PTL ACEP, Cheorwon, July 7-8, 2011)
  10. H. J. Lee, C. H. Yi, S. H. Kim, J. D. Park, M. H. Cho, W. Namkung, "Simulation Study of Vaccum Condition of C-band Accelerating Structure", KAPRA & KPS/DPP Conference, PA-24 (KAPRA PTL ACEP, Cheorwon, July 7-8, 2011)
  11. H. J. Kim, S. I. Park, H. J. Do, Y. S. Bae, H. L. Yang, M. H. Cho, W. Namkung, "TE10-to-TE30 Mode Convecter for KSTAR 5 GHz LH PAM Launcher", Bulletin of Korean Phys. Soc. 29, No. 2, 67 (BEXCO, Busan, Oct. 19-21, 2011)
  12. E. A. Kim, M. W. Lee, G. N. Kim, W. Namkung, M. H. Cho, "The neutron total cross-section measurement of Fe by unsing 100-MeV electron linear accelerator", Bulletin of Korean Phys. Soc. 29, No. 2, 167 (BEXCO, Busan, Oct. 19-21, 2011)
  13. J. H. Jang, S. H. Kim, M. H. Cho, W. Namkung, "Geometry Optimization of Formed Bellows in SPX project with Geometric Parameter Scan", Bulletin of Korean Phys. Soc. 29, No. 2, 177 (BEXCO, Busan, Oct. 19-21, 2011)
  14. H. R. Yang, S. H. Kim, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Design of 6 MeV Compact C-band Standing-wave Accelerating Structure for X-ray Imaging Applications", Bulletin of Korean Phys. Soc. 29, No. 2, 177 (BEXCO, Busan, Oct. 19-21, 2011)
  15. C. H. Yi, H. J. Lee, H. S. Kang, M. H. Cho, W. Namkung, "Tolerance Study for the Main Linac of PAL/XFEL, Bulletin of Korean Phys. Soc. 29, No. 2, 178 (BEXCO, Busan, Oct. 19-21, 2011)
  16. S. H. Kim, H. R. Yang, G. H. Hah, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Electron Beam Energy Measurement Using Depth-Charge Characteristics of Aluminum", Bulletin of Korean Phys. Soc. 29, No. 2, 179 (BEXCO, Busan, Oct. 19-21, 2011)
  17. H. J. Lee, C. H. Yi, B. J. Park, M. H. Cho, W. Namkung, " Ion-acoustic Wave Excitation in Collisionless Plasma", Bulletin of Korean Phys. Soc. 29, No. 2, 180 (BEXCO, Busan, Oct. 19-21, 2011)

    [2010]    [top]

  1. J. H. JEONG, S. I. PARK, M. H. CHO, W. NAMKUNG, Y. S. BAE, "Pre-ionization & plasma start-up by 84 GHz second harmonic EC wave for KSTAR first plasma", Bulletin of Korean Phys. Soc. 28, No. 1, 142 (DCC, Daejeon, April 21-23, 2010)
  2. M. Joung , Y. S. Bae, S. I. Park, W. S. Han, J. S. Kim, H. L. Yang, H. J. Do, W. Namkung, M. H. Cho, H. Park, "Status of KSTAR ECH/CD System", Bulletin of Korean Phys. Soc. 28, No. 1, 141 (DCC, Daejeon, April 21-23, 2010)
  3. S. H. Kim, H. R. Yang, S. D. Jang, S. J. Park, M. H. Cho, W. Namkung, J. S. Oh, K.O. Lee, K. H. Chung, "Commissioning of L-band Intense Electron Accelerator for Irradiation Applications", Bulletin of Korean Phys. Soc. 28, No. 1, 107 (DCC, Daejeon, April 21-23, 2010)
  4. H. R. Yang , S. H. Kim, S. D. Jang, S. J. Park, J. S. Oh, K. O. Lee, K. H. Chung, M. H. Cho, W. Namkung, "Commissioning of C-band Standing-wave Accelerator for Compact X-ray Source", Bulletin of Korean Phys. Soc. 28, No. 1, 110 (DCC, Daejeon, April 21-23, 2010)
  5. B. Park , Jeehyun Kim, M. H. Cho, W. Namkung, S. J. Kim, H. Y. Yoo, "Study on Plasma Ion Implantation Treatment of Polyimide Film", Bulletin of Korean Phys. Soc. 28, No. 1, 143 (DCC, Daejeon, April 21-23, 2010)
  6. S. B. Kim , D. J. Koo, D. Ch. Kim, S. J. Yoo, M. H. Cho, W. Namkung, "Low Temperature Growth of GaN films on GaN Templates Assisted by Hyperthermal Neutral Beams", Bulletin of Korean Phys. Soc. 28, No. 1, 143 (DCC, Daejeon, April 21-23, 2010)
  7. H. J. Do , S. I. Park, Y. S. Bae, H. L. Yang1, M. H. Cho, W. Namkung, "Present Development Status of KSTAR 5 GHz, 1 MW LHCD System", Bulletin of Korean Phys. Soc. 28, No. 1, 140 (DCC, Daejeon, April 21-23, 2010)
  8. S. I. Park , M. Joung, W. S. Han1, J. S. Kim, H. J. Do, J. H. Kim, Y. S. Bae, H. L. Yang, M. H. Cho, W. Namkung, "ECH-assisted pre-ionization and startup using second harmonic 110 GHz EC wave on KSTAR", Bulletin of Korean Phys. Soc. 28, No. 1, 139 (DCC, Daejeon, April 21-23, 2010)
  9. S. H. Kim, H. R. Yang, J. S. Oh, H. G. Eun, M. H. Cho, W. Namkung, K. O. Lee, K. H. Chung, “Transient Beam Loading Compensation in L-band Pulsed RF Linac with Intense Electron Beam”, KAPRA & KPS/DPP Conference, PA-5 (KAPRA PTL ACEP, Cheorwon, July 1-2, 2010)
  10. H. R. Yang, S. H. Kim, S. J. Park, J. S. Oh, K. O. Lee, K. H. Chung, M. H. Cho, W. Namkung, “Commisioning of C-band Standing-wave Accelerator for Compact X-ray Source”, KAPRA & KPS/DPP Conference, PA-25 (KAPRA PTL ACEP, Cheorwon, July 1-2, 2010)
  11. H. J. Do , S. I. Park, H. Park, M. H. Cho, W. Namkung, "Present Status of Launcher Development for KSTAR 5 GHz, 1 MW LHCD system", KAPRA & KPS/DPP Conference, PP-5 (KAPRA PTL ACEP, Cheorwon, July 1-2, 2010)
  12. H. J. Lee, C. H. Yi, B. J. Park, Y. C. Byun, M. H. Cho, W. Namkung, “Discharge Characteristics and Optical Diagnostics in Pulsed Water Plasma”, Bulletin of Korean Phys. Soc. 28, No. 2, 129 (Phoenixpark, Pyeongchang, Oct. 20-22, 2010)
  13. B. Park , Jeehyun Kim, M. H. Cho, W. Namkung, S. J. Kim, H. Y. Yoo, "Surface Modification of Polyimide and PET film by Plasma Source Ion Implantation", Bulletin of Korean Phys. Soc. 28, No. 2, 146 (Phoenixpark, Pyeongchang, Oct. 20-22, 2010)
  14. S. H. Kim, H. R. Yang, S. D. Jang, Y. G. Son, J. S. Oh, M. H. Cho, W. Namkung, K. O. Lee, K. H. Chung, “Transient Beam Loading Compensation in L-band Pulsed RF Linac with Intense Electron Beam”, Bulletin of Korean Phys. Soc. 28, No. 2, 149 (Phoenixpark, Pyeongchang, Oct. 20-22, 2010)
  15. S. H. Kim, J. H. Jang, H. R. Yang, M. H. Cho, W. Namkung, S. K. Koh, E. M. Choi, K. O. Lee, K. H. Chung, “Conceptual Design of Superconducting Driver Linac for KoRIA”, Bulletin of Korean Phys. Soc. 28, No. 2, 149 (Phoenixpark, Pyeongchang, Oct. 20-22, 2010)
  16. H. R. Yang, S. H. Kim, S. J. Park, J. S. Oh, K. O. Lee, K. H. Chung, M. H. Cho, W. Namkung, “Commissioning of C-band Standing-wave Accelerator for Compact X-ray Source”, Bulletin of Korean Phys. Soc. 28, No. 2, 149 (Phoenixpark, Pyeongchang, Oct. 20-22, 2010)
  17. C. H. Yi, H. J. Lee, S. H. Kim, M. H. Cho, W. Namkung, “C-band Constant-impedance Accelerating Structure for PAL-XFEL”, Bulletin of Korean Phys. Soc. 28, No. 2, 150 (Phoenixpark, Pyeongchang, Oct. 20-22, 2010)
  18. J. H. Jang, S. H. Kim, H. R. Yang, E. M. Choi, M. H. Cho, W. Namkung, S. K. Koh, K. O. Lee, K. H. Chung, “Geometry Optimization of Superconducting RF Cavities in KoRIA Driver Linac”, Bulletin of Korean Phys. Soc. 28, No. 2, 150 (Phoenixpark, Pyeongchang, Oct. 20-22, 2010)
  19. C. H. Yi, S. H. Kim, H. J. Lee, J. H. Jang, M. H. Cho, W. Namkung, “Thermal Stability of Constant-impedance Accelerating Structure”, Bulletin of Korean Phys. Soc. 28, No. 2, 151 (Phoenixpark, Pyeongchang, Oct. 20-22, 2010)
  20. Sung Duck Jang, Jae-Hong Lim, Hyo Yun Kim, Jung Yun Huang, Kye Han Kil, and Moo-Hyun Cho, “Characteristics of PLS 1B2 X-ray Microscopy Beamline”, Bulletin of Korean Phys. Soc. 28, Bp-V-037 (Phoenixpark, Pyeongchang, Oct. 20-22, 2010)

    [2009]    [top]

  1. S. H. Kim, H. R. Yang, S. D. Jang, Y. G. Son, J. S. Oh, M. H. Cho, W. Namkung, "Beam Commissioning of L-band Intense Electron Linac", KPS (DCC, Daejeon, April 23-24, 2009)
  2. S. I. Park, H. J. Do, M. H. Cho, W. Namkung, Y. S. Bae, "LSC Code Simulation Study of 5 GHz LH-wave for KSTAR", KPS (DCC, Daejeon, April 23-24, 2009)
  3. S. Y. Kim, W. Lee, J. H. Jang, M. H. Cho, W. Namkung, "Ar Ion Implantation into Polyimides by ECR Ion Beams", KPS (DCC, Daejeon, April 23-24, 2009)
  4. S. I. Moon, J. H. Hong, D. W. Nam, Y. W. Park, M. H. Cho, I. S. Ko, W. Namkung, S. J. Park, C. B. Kim, "Low Power Test of 1.6 Cell Photocathode RF Gun", KPS (DCC, Daejeon, April 23-24, 2009)
  5. B. Park, H. J. Do, M. H. Cho, W. Namkung, D. S. Kim, B. Ch. Hwang, B. N. Ahn, J. J. Hwang, D. K. Lee, "Development of EUV Light Source Using Capillary Z-pinch Discharge System", KPS (DCC, Daejeon, April 23-24, 2009)
  6. B. Park, H. J. Do, D. S. Kim, M. H. Cho, W. Namkung, "Optical Diagnostics on Capillary Z-pinch Argon Plasma", KPS (DCC, Daejeon, April 23-24, 2009)
  7. H. R. Yang, S. H. Kim, S. I. Moon, Y. M. Gil, Y. J. Park, S. H. Kim, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Fabrication and RF Test of C-band Standing-wave Accelerating Colum", KPS (DCC, Daejeon, April 23-24, 2009)
  8. S. B. Kim, D. Ch. Kim, S. J. Yoo, M. H. Cho, W. Namkung, "Measurement of Energy Distribution of Hyperthermal Neutral Beams (HNB) generated with an ECR Plasma Source", KPS (DCC, Daejeon, April 23-24, 2009)
  9. W. Lee, SMITH D. R., H. Park, M. H. Cho, W. Namkung, DOMIER C. W., LUHMANN, JR. N. C., "Collective scattering system for transport study on NSTX", KPS (DCC, Daejeon, April 23-24, 2009)
  10. S. H. Kim, H. R. Yang, M. H. Cho, W. Namkung, S. D. Jang, J. S. Oh, "Beam Commissioning of L-band Intense Electron Accelerator for Irradiation Applications", KPS (CECO, Changwon, October 21-23, 2009)
  11. H. R. Yang, S. H. Kim, S. I. Moon, S. H. Kim, Y. J. Park, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Commissioning Status of C-band Standing-wave Accelerating Structure", KPS (CECO, Changwon, October 21-23, 2009)
  12. S. B. Kim, D. J. Koo, D. Ch. Kim, S. J. Yoo, M. H. Cho, W. Namkung, "Development of a 2.45 GHz ECR Plasma Source with a Race-track Magnetic Field Configuration for Generating Hyperthermal Neutral Beams", KPS (CECO, Changwon, October 21-23, 2009)
  13. S. Y. Kim, W. Lee, B. Park, M. H. Cho, W. Namkung, "Correlation Between Ion Does and Surface Resistivity of Polyimide with ECR Argon Ion Beam", KPS (CECO, Changwon, October 21-23, 2009)
  14. B. Park, J. H. Jeong, H. J. Lee, Ch. H. Yi, M. H. Cho, W. Namkung, "Measurement of Electron Temperature and Density on DC Pulsed Plasma", KPS (CECO, Changwon, October 21-23, 2009)

    [2008]    [top]

  1. Jeehyun Kim, H. J. Do, B. Park, M. H. Cho, W. Namkung, "Analytic modeling of ion motion around high voltage applied grid for pseudowave excitation", KPS (DCC, Daejeon, April 17-18, 2008)
  2. J. H. Jeong, S. I. Park, M. H. Cho, W. Namkung, W. S. Han, S. J. Ahn, Y. S. Bae, "Current status and upgrade plan of power supply system for KSTAR ECH", KPS (DCC, Daejeon, April 17-18, 2008)
  3. M. Joung, ENGLAND Alan C., Y. S. Bae, H. L. Yang, S. I. Moon, B. Park, M. H. Cho, W. Namkung, "Development of an Electron Beam Source to Measure Field Errors in KSTAR", KPS (DCC, Daejeon, April 17-18, 2008)
  4. S. I. Park, J. H. Jeong, M. H. Cho, W. Namkung, W. S. Han, S. J. Ahn, Y. S. Bae, "Commissioning of KSTAR 84 GHz ECH Transmission System", KPS (DCC, Daejeon, April 17-18, 2008)
  5. S. H. Kim, H. R. Yang, G.Y. Jang, S. D. Jang1, Y. G. Son, S. J. Kwon1, S. J. Park, J. S. Oh2, M. H. Cho, W. Namkung, "Current Status of L-band Intense Linac for CESC industrial applications", KPS (DCC, Daejeon, April 17-18, 2008)
  6. Y. M. Gil, Y. D. Oh, S. H. Kim, M. H. Cho, W. Namkung, "Monte Carlo Simulation on Design of Bremsstrahlung Conversion Target and Collimator for Electron Accelerator", KPS (DCC, Daejeon, April 17-18, 2008)
  7. H. R. Yang, S. H. Kim, S. I. Moon, G.Y. Jang, Y. J. Park, S. H. Kim, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Development of C-band Standing-wave Electron Linac for Compact X-ray Source", KPS (DCC, Daejeon, April 17-18, 2008)
  8. S. I. Moon, S. J. Park, C. B. Kim, I. S. Ko, M. H. Cho, W. Namkung, "Status of high brightness photocathode RF gun fabrication", KPS (DCC, Daejeon, April 17-18, 2008)
  9. H. J. Do, B. Park, Jeehyun Kim, M. H. Cho, W. Namkung, D. S. Kim, "Measurement of Electron Density on Capillary Z-pinch Argon Plasma", KPS (DCC, Daejeon, April 17-18, 2008)
  10. H. J. Do, Jeehyun Kim, M. H. Cho, W. Namkung, "Measurement of Electron Density and Gas Temperature by using Ar I Line Broadening", KPS (DCC, Daejeon, April 17-18, 2008)
  11. S. B. Kim, H. W. Jang, K. I. Yoo, M. H. Cho, W. Namkung, S. J. Yoo, "Two-dimensional Simulation of ECR Plasmas with Race-track Permanent Magnet for Hyperthermal Neutral Particle Beam (HNB) Sources", KPS (DCC, Daejeon, April 17-18, 2008)
  12. B. Park, H. J. Do, Jeehyun Kim, M. H. Cho, W. Namkung, D. S. Kim, "Measurement of Excitation Temperature on Capillary Z-pinch Argon Plasma", KPS (DCC, Daejeon, April 17-18, 2008)
  13. H. J. Do, Choi, J. K. Lee, M. H. Cho, W. Namkung, "Measurement of Plasma Temperatures for Atmospheric Micro-size MIP Source", KPS (KCC, Gwangju, October 23-24, 2008)
  14. S. B. Kim, M. H. Cho, W. Namkung, S. J. Yoo, "Characterization of a thin 2.45 GHz ECR Plasma using Optical Emission Spectroscopy", KPS (KCC, Gwangju, October 23-24, 2008)
  15. H. J. Jang, M. S. Hur, W. Namkung, M. H. Cho, H. Y. Suk, J. M. Lee, "A new way for laser-plasma diagnostics by Raman-scattered lights", KPS (KCC, Gwangju, October 23-24, 2008)
  16. S. I. Moon, S. J. Park, C. B. Kim, Y. G. Son, S. J. Kwon, I. S. Ko, M. H. Cho, W. Namkung, "High power rf conditioning of high brightness photocathode gun", KPS (KCC, Gwangju, October 23-24, 2008)
  17. S. H. Kim, H. R. Yang, S. D. Jang, Y. G. Son, J. S. Oh, M. H. Cho, W. Namkung, "Commissioning Status of L-band Intense Electron Linac", KPS (KCC, Gwangju, October 23-24, 2008)
  18. S. I. Park, J. H. Jeong, M. H. Cho, W. Namkung, W. S. Han, S. J. Ahn, M. Joung, Y. S. Bae, "Mode Composition Analysis Using Burn Pattern in KSTAR 84 GHz ECH Transmission Line", KPS (KCC, Gwangju, October 23-24, 2008)
  19. M. Joung, W. S. Han, S. J. Ahn, J. S. Kim, Y. S. Bae, J. H. Jeong, S. I. Park, B. Park, W. Namkung, M. H. Cho, "Test results of the 28 GHz Gyrotron in NFRI", KPS (KCC, Gwangju, October 23-24, 2008)
  20. B. Park, H. J. Lee, C. H. Yi, M. H. Cho, W. Namkung, "Plasma diagnostics by single, double and triple probes in multi-dipole chamber", KPS (KCC, Gwangju, October 23-24, 2008)
  21. H. R. Yang, S. H. Kim, S. I. Moon, Y. J. Park, S. H. Kim, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Fabrication of C-band Standing-wave Accelerating Structure for Compact X-ray Source", KPS (KCC, Gwangju, October 23-24, 2008)
  22. Y. M. Gil, Y. D. Oh, M. H. Cho, W. Namkung, "Monte Carlo Simulation of X-ray Radiography System for Industrial Applications", KPS (KCC, Gwangju, October 23-24, 2008)

    [2007]    [top]

  1. S. I. Moon, S. J. Park, S. H. Kim, I. S. Ko, M. H. Cho, W. Namkung, "Study on Field Asymmetry in 1.6 cell Photocathode RF Gun", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  2. Y. M. Gil, Y. D. Oh, S. H. Kim, S. I. Moon, M. H. Cho, W. Namkung, "Monte Carlo Simulation Study on Charge-deposition Distribution for Electron Beam Energy Determination", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  3. S. I. Park, J. H. Jeong, Y. S. Bae, M. H. Cho, W. Namkung, "Installation Status of Transmission Line and Alignment for KSTAR 84-GHz ECH System", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  4. S. H. Kim, B. Park, S. I. Moon, H. R. Yang, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Prototype Tests on C-band Standing-wave Electron Linac", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  5. S. B. Kim, S. I. Park, M. H. Cho, W. Namkung, Y. S. Bae, "Test of KSTAR 84 GHz ECH Launcher", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  6. J. H. Kim, S. H. Kim, C. H. Na, M. H. Cho, W. Namkung, "Modified Plasma Ion Implantation on Polymer Film for Surface Resistivity Modification", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  7. H. R. Yang, S. H. Kim, S. I. Moon, S. D. Jang, Y. K. Son, S. J. Kwon, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Beam Commissioning Scenario of L-band Electron Linac", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  8. D. H. Lee, C. H. Na, S. I. Moon, K. B. Ko, D. S. Kim, J. H. Kim, M. H. Cho, W. Namkung, "Experimental Study on EUV Conversion Efficiency by Z-pinch", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  9. C. H. Na, J. H. Kim, D. H. Lee, S. I. Moon, D. S. Kim, M. H. Cho, W. Namkung, "Study of Z-pinch plasma dynamics for EUV source", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  10. B. Park, C. H. Na, D. H. Lee, S. I. Moon, M. H. Cho, W. Namkung, "Wave Excitation and Ion Beam Effect in Double Plasma Device", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  11. J. H. Jeong, S. I. Park, M. H. Cho, W. Namkung, Y. S. Bae, "Status of 84 GHz KSTAR ECH System", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  12. H. J. Do, Nicholas M. Becker, K. B. Ko, J. H. Kim, S. I. Moon, B. Park, M. H. Cho, W. Namkung, "Temperatures of Atmospheric MSRR-MIP Discharges by OES Method", KPS (Phoenixpark Hotel, Pyeongchang, April 19-20, 2007). [PDF]
  13. S. I. Moon, S. J. Park, I. S. Ko, M. H. Cho, W. Namkung, "Design Study on the Single-bunch Thermionic RF Gun", KPS (ICC, Jeju, October 18-19, 2007). [PDF]
  14. Y. M. Gil, Y. D. Oh, S. H. Kim, S. I. Moon, M. H. Cho, W. Namkung, "Monte Carlo Simulation on Charge-deposition Distribution for Electron Beam Energy Determination", KPS (ICC, Jeju, October 18-19, 2007). [PDF]
  15. B. Park, J. H. Jeong, S. I. Park, S. J. Ahn, W. S. Han, Y. S. Bae, M. H. Cho, W. Namkung, "Re-commissioning of 28 GHz Gyrotron", KPS (ICC, Jeju, October 18-19, 2007). ", KPS (ICC, Jeju, October 18-19, 2007). [PDF]
  16. H. R. Yang, S. H. Kim, S. D. Jang, Y. G. Son, S. J. Kwon, S. J. Park, J. S. Oh, M. H. Cho, W. Namkung, "Development of 10-MeV L-band Electron Linac for CESC", KPS (ICC, Jeju, October 18-19, 2007). [PDF]
  17. D. H. Lee, C. H. Na, Y. G. Son, K. B. Ko, D. S. Kim, M. H. Cho, W. Namkung, "Characteristics of Ar Z-Pinch Plasmas Generated by Different Pre-pulses", KPS (ICC, Jeju, October 18-19, 2007). [PDF]
  18. C. H. Na, D. H. Lee, J. H. Kim, S. I. Moon, D. S. Kim, M. H. Cho, W. Namkung, "Excitation Temperature Measurement of Z-pinch Plasmas with Different Discharge Current", KPS (ICC, Jeju, October 18-19, 2007). [PDF]
  19. J. H. Jeong, S. I. Park, Y. S. Bae, W. S. Han, S. J. Ahn, M. H. Cho, W. Namkung, "Installation of 84-GHz, 500-kW KSTAR ECH System", KPS (ICC, Jeju, October 18-19, 2007). [PDF]
  20. S. I. Park, J. H. Jeong, Y. S. Bae, W. S. Han, S. J. Ahn, M. H. Cho, W. Namkung, "Design and Fabrication of Launcher Cold Model of the KSTAR 5 GHz LHCD System", KPS (ICC, Jeju, October 18-19, 2007). [PDF]

    [2006]    [top]

  1. S. I. Moon, S. H. Kim, J. S. Oh, M. H. Cho, W. Namkung, "Design of Intense Electron Linac by L-band Traveling-waves," KPS (Phoenixpark Hotel, Pyeongchang, April 20-21, 2006). [PDF]
  2. J. H. Jeong, Y. S. Bae, M. H. Cho, W. Namkung (POSTECH), J. H. Lee, T. W. Seo (Dawonsys), "The Result of Gyrotron Power Supply of 84-GHz ECH System," KPS (Phoenixpark Hotel, Pyeongchang, April 20-21, 2006). [PDF]
  3. W. C. Lee, J. H. Jeong, S. I. Park, Y. S. Bae, M. H. Cho, W. Namkung, "Coupling of 84 GHz Microwaves to Waveguide for KSTAR ECH System," KPS (Phoenixpark Hotel, Pyeongchang, April 20-21, 2006). [PDF]
  4. B. Park, S. I. Moon, M. H. Cho, W. Namkung, "Study onWave Excitation of Low Frequency Modein CollisionlessPlasmas," KPS (Phoenixpark Hotel, Pyeongchang, April 20-21, 2006). [PDF]
  5. J. M. Yang, M. H. Cho, W. Namkung, "Characteristics Measurement ofECR Ion Beam Obtained fromGrid Extraction System," KPS (Phoenixpark Hotel, Pyeongchang, April 20-21, 2006). [PDF]
  6. S. H. Kim, S. I. Moon, M. H. Cho, W. Namkung, "Cold Tests of L-band Accelerating Cavities," KPS (Phoenixpark Hotel, Pyeongchang, April 20-21, 2006). [PDF]

  7. Y. J. Lee, J. S. Kim, J. H. Kim, S. B. Kim, MH Cho, W. Namkung, "Ion sheath evolution for electrode structures in PSII", KPS (EXCO, Daegu, October 19-20, 2006). [PDF]
  8. J. S. Kim, Y. J. Lee, S. B. Kim, J. H. Kim, MH Cho, W. Namkung, "Measurement of Breakdown Characteristics for Negatively Pulsed Plasma", KPS (EXCO, Daegu, October 19-20, 2006). [PDF]
  9. J. H. Kim, MH Cho, W. Namkung, J. Y. Huang, "Study on Emittance Growth Caused by Nonuniform Transverse Laser Distribution in Photo-injector", KPS (EXCO, Daegu, October 19-20, 2006). [PDF]
  10. J. H. Jeong, S. I. Park, MH Cho, W. Namkung, "Progress on KSTAR ECH Power Supply and Control System", KPS (EXCO, Daegu, October 19-20, 2006). [PDF]
  11. B. park, S. H. Kim, S. I. Moon, S. D. Jang, Y. K. Son, S. J. Park, J. S. Oh, MH Cho, W. Namkung, "Prototype Measurements of Coupler Cavities for L-band Traveling-wave AcceleratingStructure", KPS (EXCO, Daegu, October 19-20, 2006). [PDF]
  12. S. H. Kim, B. Park, S. I. Moon, S. D. Jang, Y. K. Son, S. J. Park, J. S. Oh, MH Cho, W. Namkung, "Simulation for Intense L-band Electron Accelerator", KPS (EXCO, Daegu, October 19-20, 2006). [PDF]

    [2005]    [top]

  1. Y. S. Bae, M. H. Cho, W. Namkung, H. J. Kim, J. Y. Kim, " Investigation of Field-Null and 2D Map of Loop Voltage for Initial KSTAR Operation," KPS (Ewha Womans University, April 21-23, 2005). [PDF]
  2. S. I. Moon, Y. S. Bae, M. H. Cho, W. Namkung, "Design Study on 8 MeV Standing-wave Accelerating Structure," KPS (Ewha Womans University, April 21-23, 2005). [PDF]

  3. K.B. Ko, Y.C.Byun, W. Namkung, M.H. Cho, "Optical and Microwave Diagnostics in Atmospheric Pressure Plasma Jet," KPS (Chonbuk University, Oct 21-22, 2005). [PDF]
  4. W. C. Lee, J. M. Yang, S. I. Moon, Y. S. Bae, M. H. Cho, W. Namkung, " Effect of Magnetic Field Configurationon ECR Plasma Characteristics and Ion Beam Current," KPS (Chonbuk University, Oct 21-22, 2005). [PDF]
  5. Y. M. Gil, Y. S. Lee, M. H. Cho, W. Namgung, "Spectral Filtering for Improving Quality of Material Discrimination Using Dual Energy X-rays," KPS (Chonbuk University, Oct 21-22, 2005). [PDF]
  6. B. Park, S. I. Moon, Y. S. Bae, M. H. Cho, W. Namkung, "Experimental Study on Ion Acoustic Wave Characteristics in Multi-dipole Plasmas Chamber," KPS (Chonbuk University, Oct 21-22, 2005). [PDF]
  7. H. j. Do, Y. S. Bae, M. H. Cho, W. Namkung, "Optimized Design of Split-ring Type of Micro-strip line Resonator," KPS (Chonbuk University, Oct 21-22, 2005). [PDF]
  8. S. H. Kim, S. I. Moon, Y. S. Bae, M. H. Cho, W. Namkung "Design of Standing Wave Accelerating Structure for C-Band Low Energy Electron Linac," KPS (Chonbuk University, Oct 21-22, 2005). [PDF]

    [2004]    [top]

  1. Y. S. Bae, H. K. Lee, J. H. Jeong, M. H. Cho, W. Namkung, "Test results of gyrotron power supply of KSTAR* ECH system," KPS (Sungkyunkwan University, April 23-24, 2004). [PDF]
  2. H. K. Lee, J. H. Choi, Y. S. Bae, J. H. Jeong, M. H. Cho, W. Namkung (POSTECH), H. G. Lee, Y. K. Son, S. D. Jang, J. S. Oh (PAL), "5 GHz LHCD 저출력 시스템용 모듈레이터 개발," KPS (Sungkyunkwan University, April 23-24, 2004). [PDF]
  3. J. H. Jeong, Y. S. Bae, H. K. Lee, M. H. Cho, W. Namkung, "Measurement of Plasma Density of Fluorescent Lamp using 94-GHz Interferometer System," KPS (Sungkyunkwan University, April 23-24, 2004). [PDF]
  4. J. W. Choi, H. K. Lee, Y. S. Bae, M. H. Cho, W. Namkung, "Design Study on 10 MeV Standingwave Accelerating Structure," KPS (Sungkyunkwan University, April 23-24, 2004). [PDF]
  5. W. C. Lee, S. I. Moon, H. J. Jang, Y. S. Bae, M. H. Cho, W. Namkung, "Plasma and Beam Characteristics of ECR Ion Source according to Resonant Magnetic Field Position," KPS (Sungkyunkwan University, April 23-24, 2004). [PDF]
  6. Y. M. Gil, Y. S. Lee, M. H. Cho, W. Namkung, "Monte Carlo Simulation Study of Bremsstrahlung Produced by 9 MeV-Electron Linear Accelerator," KPS (Sungkyunkwan University, April 23-24, 2004). [PDF]

  7. Y. S. Bae, J. H. Jeong, M. H. Cho, W. Namkung, "Wave Polarization Control of KSTAR ECH System," KPS (Cheju University, October 21-23, 2004). [PDF]
  8. J. H. Jeong, Y. S. Bae, M. H. Cho, W. Namkung, "Measurement of Plasma Density Produced by Pulsed Voltage using 94-GHz Microwave Interferometry*," KPS (Cheju University, October 21-23, 2004). [PDF]
  9. W. C. Lee, Y. S. Bae, M. S. Moon, M. H. Cho, W. Namkung , "Doppler Shift Spectroscopy for Measurement of Ionic Species of Proton Beams from POS-ECRIS," KPS (Cheju University, October 21-23, 2004). [PDF]
  10. Y. M. Kil, Y. S. Lee, H. S. Lee, M. H. Cho, W. Namkung, "Discrimination of Materials according to Atomic Number Using Dual Energy," KPS (Cheju University, October 21-23, 2004). [PDF]
  11. S. l. Park, H. J. Jang, Y. S. Bae, M. H. Cho, W. Namkung, "Study on Microwave Sulfur Lamp," KPS (Cheju University, October 21-23, 2004). [PDF]

    [2002]    [top]

  1. Y. S. Bae, E. M. Choi, W. S. Jung, Y. H. Lee, M. H. Cho, W. Namkung, H. S. Uhm, "Development of 2.45 GHz Microwave Torch System," KPS (BEXCO, April 19-20, 2002). [PDF]
  2. Y. S. Bae, M. H. Cho, W. Namkung, "New Design of Water Load for KSTAR 5.0 GHz LHCD Coupler," KPS (BEXCO, April 19-20, 2002). [PDF]
  3. J. S. Oh, S. D. Jang, Y. G. Son, M. H. Cho, W. Namkung, "High Power MPC Modulator for an Industrial Plasma De-NOx/De-Sox System," KPS (BEXCO, April 19-20, 2002).
  4. Y. G. Son, S. D. Jang, J. S. Oh, M. H. Cho, W. Namkung, "고전압 대전류 반도체스위치 특성에 관한 연구," KPS (BEXCO, April 19-20, 2002).
  5. S. I. Moon, "Grid Excited Shock Wave," KPS (BEXCO, April 19-20, 2002). [PDF]
  6. H. G. Lee, Y. S. Bae, S. I. Moon, M. H. Cho, W. Namkung, "A Crowbar System for the Protection of 500 kW, 84 GHz Gyrotron Tube for KSTAR ECH System," KPS (BEXCO, April 19-20, 2002). [PDF]
  7. M. Jung, M. H. Cho, W. Namkung, B. J. Lee, S. J. Ryu, T. H. No, D. C. Kim, Y. H. Kim, G. H. Kim, J. S. Kim, "HNB source에서 collimator의 인가 전압에 따른 플라즈마 인자에 미치는 영향에 관한 연구," KPS (BEXCO, April 19-20, 2002). [PDF]
  8. E. M. Choi, Y. S. Bae, M. H. Cho, W. Namkung, "Study on the KSTAR 84 GHz second harmonic ECH preionization," KPS (BEXCO, April 19-20, 2002). [PDF]

  9. S. I. Moon, J. W. Choi, Y. S. Bae, M. H. Cho, W. Namkung, "Study On ECR Plasma Characteristics," KPS (Hanyang University, October 24-26, 2002). [PDF]
  10. H. G. Lee, Y. S. Bae, J. H. Jung, M. H. Cho, W. Namkung(POSTECH), Y. W. Lee, K. S. Kim, Y. T. Kim(POSCON), "Operational Test of 84 GHz Gyrotron for KSTAR ECH System," KPS (Hanyang University, October 24-26, 2002). [PDF]
  11. J. H. Jung, Y. S. Bae, H. G. Lee, M. H. Cho, w. Namkung(POSTECH), Y. W. Lee, Y. T. Kim(POSCON), "Measurement of EH11-mode Radiation Pattern from 1.25 inch Corrugated Waveguide for KSTAR ECH System," KPS (Hanyang University, October 24-26, 2002). [PDF]
  12. Y. S. Bae, M. H. Cho, W. Namkung, "PIC Simulation for Reflection of 5.0 GHz Microwave Launched by KSTAR LHCD Coupler," KPS (Hanyang University, October 24-26, 2002). [PDF]
  13. J. S. Oh, S. D. Jang, Y. G. Son, M. H. Cho, W. Namkung, S. C. Ro, "Efficiency analysis of a capacitor charging power supply for a pulsed klystron-modulator," KPS (Hanyang University, October 24-26, 2002). [PDF]
  14. H. Ahmed, R. Machrafi, C. N. Kim, D. Son(IHEP, KNU), V. Skoy, Y. S. Lee, H. Kang, M. H. Cho, I. S. Ko, W. Namkung, "Measurement of Total Cross Sections of Natural Ti and W at Pohang Neutron Facility," KPS (Hanyang University, October 24-26, 2002).
  15. R. Machrafi(CHEP, KNU), V. R. Skoy(JINR, Dubna, Russia), G. n. Kim, Y. S. Lee, M. H. Cho, H. S. Kang, I. S. Ko, W. Namkung, "New equipment at Pohang Neutron Facility and Total cross section measurement," KPS (Hanyang University, October 24-26, 2002).

    [2001]    [top]

  1. Y. S. Bae, M. J. Lee, A. C. England, M. H. Cho, W. Namkung, "Error-field Effects in ECH pre-ionization for KSTAR," KPS (Kyunghee University, April 27, 2001). [PDF]
  2. C. H. Baek, Y. S. Bae, E. M. Choi, M. J. Lee, M. H. Cho, W. Namkung, "Launcher Design for KSTAR Lower-Hybrid Current Drive System," KPS (Kyunghee University, April 27, 2001). [PDF]

  3. Y. S. Bae, H. G. Lee, S. I. Moon, H. S. Kang, S. D. Jang, Y. K. Son, J. S. Oh, M. H. Cho, W. Namkung, "Investigation of Test Wire for Crowbar Switch Test of KSTAR ECH Gyrotron Power-Supply," KPS (Chonnam University, October 24-26, 2001). [PDF]
  4. C. H. Baek, Y. S. Bae, E. M. Choi, M. J. Lee, M. H. Cho, W. Namkung, "Current Density Profiles for KSTAR LHCD," KPS (Chonnam University, October 24-26, 2001). [PDF]
  5. E. M. Choi, Y. S. Bae, C. H. Baek, M. H. Cho, W. Namkung, "Second Harmonic ECH preionization with 7 pairs PF coil scenario for KSTAR," KPS (Chonnam University, October 24-26, 2001). [PDF]

    [2000]    [top]

  1. Y. S. Bae, Owen C. Eldridge, M. H. Cho, W. Namkung, "Impurity effects on ECH preionization for KSTAR," KPS (Korea Military Academy, April 28-29, 2000). [PDF]
  2. H. S. Kang, Y. S. Bae, M. H. Cho, W. Namkung, "On RF frequency of LHCD system for KSTAR," KPS (Korea Military Academy, April 28-29, 2000). [PDF]

  3. Y. S. Bae, E. M. Choi, H. S. Kang, M. H. Cho, W. Namkung, "Advanced ECH pre-ionization model for KSTAR," KPS (POSTECH, April 27-28, 2000). [PDF]
  4. C. H. Baek, E. M. Choi, Y. S. Bae, M. H. Cho, W. Namkung, "Accessibilities for Lower-hybrid Wave Propagation," KPS (POSTECH, April 27-28, 2000). [PDF]