Research Center

International Publications

  1. R. Hedwig, K. Lahna, R. Idroes, I. Karnadi, I. Tanra, J. Iqbal, D. Kwaria, D.P. Kurniawan, K.H. Kurniawan, M.O. Tjia, K. Kagawa, Food Analysis Employing High Energy Nanosecond Laser And Low Pressure He Ambient Gas, Microchemical Journal, 147, (2019) pp. 356-364
  2. M. Pardede, T.J. Lie, J. Iqbal, M. Bilal, R. Hedwig, M. Ramli, A. Khumaeni, W.S. Budi, N. Idris, S.N. Abdulmadjid, A.M. Marpaung, I. Karnadi, I. Tanra, Z.S. Lie, H. Suyanto, D.P. Kurniawan, K.H. Kurniawan, K. Kagawa, M.O. Tjia, H-D Analysis Employing Energy Transfer From Metastable Excited-State He In Double-Pulse LIBS With Low-Pressure He Gas, Analytical Chemistry, 91, (2019) pp. 1571-1577
  3. N. Idris, M. Pardede, E. Jobiliong, Z.S. Lie, R. Hedwig, M.M. Suliyanti, D.P. Kurniawan, K.H. Kurniawan, K. Kagawa, M.O. Tjia, Enhancement of Carbon Detection Sensitivity in Laser Induced Breakdown Spectroscopy With Low Pressure Ambient Helium Gas, Spectrochemica Acta Part B, 151, (2019) pp. 26-32
  4. A. Khumaeni, W.S. Setia Budi, Z.S. Lie, K.H. Kurniawan, K. Kurihara, K. Kagawa, Pulsed CO2 laser-induced gas plasma spectroscopy based on single beam splitting for trace metal analysis on a material surface, Journal of Modern Optics, 65, 19, (2018) pp. 2229-2233
  5. J. Iqbal, M. Pardede, E. Jobiliong, R. Hedwig, M. Ramli, A. Khumaeni, W.S. Budi, N. Idris, S.N. Abdulmadjid, K. Lahna, A.M. Marpaung, I. Karnadi, Z.S. Lie, H. Suyanto, D.P. Kurniawan, T.J. Lie, K.H. Kurniawan, K. Kagawa, M.O. Tjia, Shock wave plasma generation in low pressure ambient gas from powder sample using subtarget supported micro mesh as a sample holder and its potential applications for sensitive analysis of powder samples, Microchemical Journal, 142, (2018) pp. 108-116
  6. Ramli, M., Suliyanti, M.M., Pardede, M., Kurniawan, K.H., Lie, T.J., Tjia, M.O., Kagawa, K., Sensitive in-situ Cr analysis with high resolution and minimal destructive effect using micro-joule picosecond laser generated plasma emission in open ambient air, Microchemical Journal, 139, (2018) pp. 327-332
  7. Idris, N., Pardede, M., Kurniawan, K.H., Kagawa, K., Tjia, M.O., Shock wave plasma induced emission generated by low energy nanosecond Nd:YAG laser in open air and its application to quantitative Cr analysis of low alloy steel, AIP Advances, 8, 5, (2018) pp. 055121
  8. H. Suyanto, T.J. Lie, K.H. Kurniawan, K. Kagawa, M.O. Tjia, Practical Soil Analysis by Laser Induced Breakdown Spectroscopy Employing Subtarget Supported Micro Mesh as a Powder Sample Holder, Spectrochim. Acta Part B, 137, (2017) pp. 59-63
  9. S.N. Abdulmadjid, E. Jobiliong, M.M. Suliyanti, M. Pardede, H. Suyanto, K.H. Kurniawan, T.J. Lie, R. Hedwig, Z.S. Lie, I. Karnadi, E. Wihardjo, M.O. Tjia, K. Kagawa, Low Pressure Micro-Joule Picosecond Laser-Induced Breakdown Spectroscopy and Its Prospective Applications to Minimally Destructive and High Resolution Analysis, Jpn. J. Appl. Phys., 56, (2017) pp. 096201-1-7
  10. M. Ramli, A. Khumaeni, K.H. Kurniawan, M.O. Tjia, K. Kagawa, Spectrochemical Abalysis of Cs in Water and Soil Using Low Pressure Laser Induced Breakdown Spectroscopy, Spectrochim. Acta Part B, 132, (2017) pp. 8-12
  11. Z.S. Lie, M. Pardede, E. Jobiliong, H. Suyanto, D.P. Kurniawan, R. Hedwig, M. Ramli, A. Khumaeni, T.J. Lie, K.H. Kurniawan, K. Kagawa, M.O. Tjia, H-D Analysis Employing Low-Pressures Microjoule Picosecond Laser-Induced Breakdown Spectroscopy, Anal. Chem., 89, 9, (2017) pp. 4951-4957
  12. M. Pardede, R. Hedwig, K. Lahna, N. Idris, S.N. Abdulmadjid, E. Jobiliong, H. Suyanto, M.O. Tjia, T.J. Lie, Z.S. Lie, K.H. Kurniawan, E. Wihardjo, K. Kagawa, Preferential Triplet Over Singlet Emission of Zn in Laser-Induced Plasmas, Jpn. J. Appl. Phys., 56, (2017) pp. 066101-7
  13. A. Khumaeni, W.S. Budi, A.Y. Wardaya, R. Hedwig, K.H. Kurniawan, Rapid Detection of Oil Pollution in Soil by Using Laser-Induced Breakdown Spectroscopy, J. Plasma Sci. Technol., 18, 12, (2016) pp. 1186-1191
  14. R. Hedwig, K. Lahna, Z.S. Lie, M. Pardede, K.H. Kurniawan, M.O. Tjia, K. Kagawa, Application of Picosecond Laser-Induced Breakdown Spectroscopy to Quantitative Analysis of Boron in Meatballs and Other Biological Samples, Appl. Opt., 55, (2016) pp. 8986-8991
  15. A.M. Marpaung, M. Ramli, R. Idroes, H. Suyanto, K. Lahna, S.N. Abdulmadjid, N. Idris, M. Pardede, R. Hedwig, Z.S. Lie, D.P. Kurniawan, K.H. Kurniawan, T.J. Lie, M.O. Tjia, K. Kagawa, A Comparative Study of Emission Efficiencies in Low-Pressure Argon Plasmas Induced by Picosecond and Nanosecond Nd:YAG Lasers, Jpn. J. Appl. Phys., 55, (2016) pp. 116101.1-5
  16. S.N. Abdulmadjid, M.O. Tjia, K.H. Kurniawan, K. Kagawa, Reply to “Comments on Sensitive Analysis of Carbon, Chromium and Silicone in Steel Using Picosecond Laser Induced Low Pressure Helium Plasma” by Zaytsev et al., Spectrochim. Acta Part B, At. Spectrom., 118, (2016) pp. 37-39
  17. H. Suyanto, M. Pardede, R. Hedwig, A.M. Marpaung, M. Ramli, T.J. Lie, S.N. Abdulmadjid, K.H. Kurniawan, M.O. Tjia, K. Kagawa, Signal Enhancement of Neutral He Emission Lines by Fast Electron Bombardment on Laser-Induced He Plasma, AIP Advances, 6, (2016) pp. 085105-1-7
  18. S.N. Abdulmadjid, M. Pardede, H. Suyanto, M. Ramli, K. Lahna, A.M. Marpaung, R.H. Hedwig, Z.S. Lie, D.P. Kurniawan, K.H. Kurniawan, T.J. Lie, N. Idris, M.O. Tjia, K. Kagawa, Evidence of Feasible Hardness Test on Mars Using Ratio of Ionic/Neutral Emission Intensities Measured with Laser Induced Breakdown Spectroscopy in Low Pressure CO2 Ambient Gas, J. Appl. Phys., 119, (2016) pp. 163304-1-6
  19. K. Lahna, R. Idroes, N. Idris, S.N. Abdulmadjid, K.H. Kurniawan, M.O. Tjia, M. Pardede, K. Kagawa, Formation and Emission Characteristics of CN Molecules in Laser-Induced Low Pressure He Plasma and Its Application to N Analysis in Coal and Fossilization Study, Appl. Opt., 55, (2016) pp. 1731-1737
  20. S.N. Abdulmadjid, N. Idris, M. Pardede, E. Jobiliong, R. Hedwig, Z.S. Lie, H. Suyanto, M.O. Tjia, K.H. Kurniawan, K. Kagawa, Sensitive Analysis of Carbon, Chromium and Silicone in Steel Using Picosecond Laser Induced Low Pressure Helium Plasma, Spectrochim. Acta Part B, At. Spectrom., 114, (2015) pp. 1-6
  21. Z.S. Lie, M. Pardede, M.O. Tjia, K.H. Kurniawan, K. Kagawa, Nanosecond Nd-YAG Laser Induced Plasma Emission Characteristics in Low Pressure CO2 Ambient Gas for Spectrochemical Application on Mars, J. Appl. Phys., 118, (2015) pp. 083304-1-6
  22. N. Idris, K. Lahna, S.N. Abdulmadjid, M. Ramli, A.M. Marpaung, M. Pardede, E. Jobiliong, R. Hedwig, M.M. Suliyanti, Z.S. Lie, T.J. Lie, K. Kagawa, M.O. Tjia, K.H. Kurniawan, Excitation Mechanism in 1 mJ Picosecond Laser-Induced Low Pressure He Plasma and the Resulting Spectral Quality Enhancement, J. Appl. Phys., 117, (2015) pp. 223301-1-6
  23. M. Pardede, R. Hedwig, S.N. Abdulmadjid, K. Lahna, N. Idris, E. Jobiliong, H. Suyanto, A.M. Marpaung, M.M. Suliyanti, M. Ramli, M.O. Tjia, T.J. Lie, Z.S. Lie, D.P. Kurniawan, K.H. Kurniawan, K. Kagawa, Quantitative and Sensitive Analysis of CN Molecules Using Laser Induced Low Pressure He Plasma, J. Appl. Phys., 117, (2015) pp. 113302-1-7
  24. E. Jobiliong, H. Suyanto, A.M. Marpaung, S.N. Abdulmadjid, N. Idris, R. Hedwig, M. Ramli, M. Pardede, M.M. Suliyanti, K. Kagawa, K. Fukumoto, M. O. Tjia, T.J. Lie, Z.S. Lie, K.H. Kurniawan, Spectral and Dynamic Characteristics of Helium Plasma Emission and its Effect on a Laser-Ablated Target Emission in a Double-Pulse Laser-Induced Breakdown Spectroscopy (LIBS) Experiment, Appl. Spectrosc., 69, (2015) pp. 115-123
  25. K.H. Kurniawan, M. Pardede, R. Hedwig, S.N. Abdulmadjid, K. Lahna, N. Idris, E. Jobiliong, H. Suyanto, M.M. Suliyanti, M.O. Tjia, T.J. Lie, Z.S. Lie, D.P. Kurniawan, K.Kagawa, Practical and Highly Sensitive Elemental Analysis for Aqueous Sample Containing Metal Impurities Employing Electrodeposition on Indium-Tin-Oxyde Film Samples and Laser-Induced Shock Wave Plasma in Low-Pressure Helium Gas, Appl. Opt., 54, (2015) pp. 7592-7597
  26. K.H. Kurniawan, M.O. Tjia, K. Kagawa, Review of Laser-Induced Plasma, Its Mechanism, and Application to Quantitative Analysis of Hydrogen and Deuterium, Appl. Spectrosc. Rev., 49, (2014) pp. 323-434
  27. S.N. Abdulmadjid, N. Idris, A.M. Marpaung, M. Pardede, E. Jobiliong, R. Hedwig, M.M. Suliyanti, M. Ramli, H. Suyanto, K.Kagawa, M.O. Tjia, Z.S. Lie, T.J. Lie, K.H. Kurniawan, A Comparative Study of Pressure-Dependent Emission Characteristics in Different Gas Plasmas Induced by Nanosecond and Picosecond Neodymium-Doped Yttrium Aluminum Garnet (Nd:YAG) Lasers, Appl. Spectrosc., 67, (2013) pp. 1285-1295
  28. Z.S. Lie, M.O. Tjia, R. Hedwig, M.M. Suliyanti, S.N. Abdulmadjid, N. Idris, A.M. Marpaung, M. Pardede, E. Jobiliong, M. Ramli, H. Suyanto, K. Fukumoto, K. Kagawa, K.H. Kurniawan, Direct Evidence of Mismatching Effect on H Emission in Laser-Induced Atmospheric Helium Gas Plasma, J. Appl. Phys., 113, (2013) pp. 053301-1-6
  29. Koo H. Kurniawan, M. Barmawi, M.O. Tjia, T. Kobayashi, and K. Kagawa, Compact N2 Laser Oscillator-Amplifier System for Laser Microbeam Application, Opt. & Laser Tech., 23, 2, (1991) pp. 115
  30. K. Kagawa, Koo H. Kurniawan, T. Kobayashi, Twin N2 Laser for Time Resolved Absorption Spectroscopy and Dye Laser Oscillator-Amplifier Pumping, Opt. & Laser Tech., 23, 4, (1991) pp. 233
  31. K. Kagawa, Y. Deguchi, A. Ogata, Koo H. Kurniawan, N. Ikeda and Y. Takagi, Emission Spectrochemical Analysis of Food Material Using TEA CO2 Laser Induced Shock Wave Plasma, Jpn. J. Appl. Phys., 30, 11A, (1991) pp. L1899-L1901
  32. Koo H. Kurniawan, T. Kobayashi and K. Kagawa, Detection of Fluorine with a Shock Wave Plasma Induced by a TEA CO2 Laser, Rev. of Laser Eng., 20, 1, (1992) pp. 31-37
  33. Koo H. Kurniawan, T. Kobayashi and K. Kagawa, The Effect of Different Atmospheres on the Excitation Process of TEA CO2 Laser Induced Shock Wave Plasma, Appl. Spectrosc., 46, 4, (1992) pp. 581-586
  34. Koo H. Kurniawan, N. Ikeda, T. Kobayashi and K. Kagawa, Emission Spectrochemical Analysis of Halogen Atoms Using Shock Wave Plasma Induced by a TEA CO2 Laser, J. Spectrosc. Soc. Jpn., 41, 1, (1992) pp. 21-30
  35. Koo H. Kurniawan, T. Kobayashi, S. Nakajima and K. Kagawa, Correlation Between the Front Speed and Initial Explosion Energy of the Blast Wave Induced by a TEA CO2 Laser, Jpn. J. Appl. Phys., 31, 4, (1992) pp. 1213-1214
  36. W. Hardjoutomo, H. Munechika, Koo H. Kurniawan, I. Hattori, T. Kobayashi and K. Kagawa, A Compact TEA CO2 Laser for Field-Based Spectrochemical Analysis of Geological Samples, Opt. & Laser Tech., 24, 5, (1992) pp. 273-277
  37. M. Tani, Koo H. Kurniawan, H. Ueda, K. Mizukami, K. Kawai and K. Kagawa, Reflection and Diffraction of Laser Plasma Induced by Bombardment of TEA CO2 Laser at Low Pressures, Jpn. J. Appl. Phys., 32, 9A, (1993) pp. 3838-3839
  38. Koo H. Kurniawan, T. Yamada, T. Kobayashi and K. Kagawa, Single Line and Diffraction Limited UV Nitrogen Lasers, Jpn. J. Appl. Phys., 32, 6A, (1993) pp. L785-L787
  39. K. Kagawa, H. Hattori, M. Ishikane, M. Ueda, Koo H. Kurniawan, Atomic Emission Spectrometric Analysis of Steel and Glass Using a TEA CO2 Laser-Induced Shock Wave Plasma, Anal. Chim. Acta, 299, (1995) pp. 393-399
  40. Koo H. Kurniawan, M.O. Tjia, M. Barmawi, S. Yokoi, Y. Kimura and K. Kagawa, A Time-Resolved Spectroscopic Study on the Shock Wave Plasma Induced by the Bombardment of a TEA CO2 Laser, J. Phys. D: Appl. Phys., 28, (1995) pp. 879-883
  41. Koo H. Kurniawan, S. Nakajima, J.E. Batubara, M. Marpaung, M. Okamoto, K. Kagawa, Laser-Induced Shock Wave Plasma in Glass and Its Application to Elemental Analysis, Appl. Spectrosc., 49, 8, (1995) pp. 1067-1072
  42. Koo H. Kurniawan, K. Kagawa, M. Okamoto, M. Ueda, T. Kobayashi and S. Nakajima, Emission Spectrochemical Analysis of Glass Containing Li and K in High Concentration Using a XeCl Excimer Laser-Induced Shock Wave Plasma, Appl. Spectrosc., 50, 3, (1996) pp. 299-305
  43. H. Hattori, H. Yamanaka, Koo H. Kurniawan, S. Yokoi and K. Kagawa, Using Minimum Deviation of a Secondary Rainbow and its Application to Water Analysis in a High-Precision, Refractive-Index Comparator for Liquids, Appl. Opt., 36, 22, (1997) pp. 5552-5556
  44. Koo H. Kurniawan and K. Kagawa, Laser-Induced Shock Wave Plasma Using Long-Pulse YAG Laser, Appl. Spectrosc., 51, 3, (1997) pp. 304-308
  45. Koo H. Kurniawan, W.S. Budi, M.M. Suliyanti, A.M. Marpaung and K. Kagawa, Characteristics of a Laser Plasma Induced by Irradiation of a Normal Oscillation YAG Laser at Low Pressures, J. Phys. D: Appl. Phys., 30, (1997) pp. 3335-3345
  46. Koo H. Kurniawan, Y. Ishikawa, S. Nakajima and K. Kagawa, Characteristics of the Secondary Plasma Induced by Focusing a 10 mJ XeCl Laser Pulse at Low Pressures, Appl. Spectrosc. , 51, 12, (1997) pp. 1769-1780
  47. H.Hattori, H. Kakui, Koo H. Kurniawan, K. Kagawa, Liquid Refractometry by the Rainbow Method, Appl. Opt., 37, 19, (1998) pp. 4123-4129
  48. Koo H. Kurniawan, M. Pardede, K. Kagawa and M.O. Tjia, The Effect of Selective Vaporization on the TEA CO2 Laser-Induced Shock-Wave Plasma, J. Spectrosc. Soc. Jpn., 47, 5, (1998) pp. 220-227
  49. K. Kagawa and Koo H. Kurniawan, Laser Induced Shock-Wave Plasma Spectroscopy, Research Trends: Trends in Applied Spectroscopy, Research Trends, India, Eds. R.M. Barnes and M.W. Blades, vol. 2, (1998) pp. 1-36
  50. M.M. Suliyanti, Rinda, Koo H. Kurniawan and K. Kagawa, The Role of a Sub-Target in the TEA CO2 Laser-Induced Shock Wave Plasma, Jpn. J. Appl.Phys., 37, 12, (1998) pp. 6628-6632
  51. W. Setia Budi, H. Suyanto, Koo H. Kurniawan, M.O. Tjia and K. Kagawa, Shock Excitation and Cooling Stage in the Laser Plasma Induced by a Q-switched Nd:YAG Laser at Low Pressures, Appl. Spectrosc., 53, 6, (1999) pp. 719-730
  52. W. Setia Budi, W.T. Baskoro, M. Pardede, Koo H Kurniawan, M.O. Tjia, K. Kagawa, Neutral and Ionic Emission in Q-sw Nd-YAG Laser Induced Shock Wave Plasma, Appl. Spectrosc., 53, 11, (1999) pp. 1347-1351
  53. K. Kagawa, T.J. Lie, R. Hedwig, S. Nur Abdulmajid, M.M. Suliyanti and Koo H. Kurniawan, Subtarget Effect on Laser Plasma Generated by Transversely Excited Atmospheric CO2 Laser at Atmospheric Gas Pressures, Jpn. J. Appl. Phys., 39, 1, 5A, (2000) pp. 2643-2646
  54. A.M. Marpaung, M. Pardede, R. Hedwig, Koo H. Kurniawan, T.J. Lie and K. Kagawa, Coincidence of Density Jump and the Front of Plasma Emission Induced by TEA CO2 Laser Bombardment at Low and High Pressures, Jpn. J. Appl. Phys., 39, 6B, (2000) pp. L601-L603
  55. A.M. Marpaung, M.H. Syah’roni, Koo H. Kurniawan, M.O. Tjia and K. Kagawa, Selective Vaporization in Q-sw Nd-YAG Laser Induced Shock Wave Plasma at Low Pressures, Rev. of Laser Eng., 28, 7, (2000) pp. 435-440
  56. Koo H. Kurniawan, T. J. Lie, K. Kagawa and M.O. Tjia, Laser-Induced Shock Wave Plasma Spectrometry Using a Small Chamber Designed for in Situ Analysis, Spectrochim. Acta Part B; At. Spectrom., B55, 7, (2000) pp. 839-848
  57. A.M. Marpaung, R. Hedwig, M. Pardede, T.J. Lie, M.O. Tjia, K. Kagawa, Koo H. Kurniawan, Shock Wave Plasma Induced by TEA CO2 Bombardment on Glass Samples at High Pressures, Spectrochim. Acta Part B; At. Spectrom., B55, 10, (2000) pp. 1591-1599
  58. Koo H. Kurniawan, T.J. Lie, N. Idris, M.O. Tjia, M. Ueda and K. Kagawa, Detection of the Density Jump in the Laser Induced Shock Wave Plasma Using Low Energy Nd-YAG Laser at Low Pressure of Air, J. Spectrosc. Soc. Jpn., 50, 1, (2001) pp. 13-18
  59. W. Setia Budi, A. Rahman, Koo H. Kurniawan, M.O. Tjia and K. Kagawa, Bending of Shock Wave Plasma Induced by Q-switched Nd-YAG Laser at Low Pressures, Rev. of Laser Eng., 29, 3, (2001) pp. 180-183
  60. Koo H. Kurniawan, K. Lahna, T. J. Lie, K. Kagawa and M.O. Tjia, Detection of Density Jump in Laser-Induced Shock-Wave Plasma Using Rainbow Refractometer, Appl. Spectrosc., 55, 1, (2001) pp. 92-97
  61. Koo H. Kurniawan, H. Suyanto, K. Kagawa, T. Maruyama and M.O. Tjia, Low-Background Laser Plasma Induced by Nd-YAG Laser at Low Pressures, Jpn. J. Appl. Phys., 40, 1, (2001) pp. 188-194
  62. A.M. Marpaung, Koo H. Kurniawan, M.O. Tjia and K. Kagawa, Comprehensive Study on the Pressure Dependence of Shock Wave Plasma Generation Under TEA CO2 Laser Bombardment on Metal Sample, J. Phys. D: Appl. Phys., 34, 5, (2001) pp. 758-771
  63. H.H. Myint, A.M. Marpaung, Koo H. Kurniawan, H. Hattori and K. Kagawa, Water Droplet Lens Microscope and Microphotographs, Phys. Educ., 36, 2, (2001) pp. 97-101
  64. Y. Suwa, H.H. Myint, Koo H. Kurniawan, F. Ito and K. Kagawa, A New Method for Producing Snow Crystals Using a Mixture of Salt and Ice, Phys. Educ. 36, 4, (2001) pp. 293-298
  65. Koo H. Kurniawan, M.M. Suliyanti, T.J. Lie, K. Kagawa and M.O. Tjia, Application of Primary Plasma Standardization to Nd-YAG Laser-Induced Shock-Wave Plasma Spectrometry for Quantitative Analysis of High Concentration Au-Ag-Cu Alloy, Spectrochim. Acta Part B; At. Spectrom, B56, 9, (2001) pp. 1407-1417
  66. M. Pardede, Koo H. Kurniawan, M.O. Tjia, K. Ikezawa, T. Maruyama and K. Kagawa, Spectrochemical Analysis of Metal Elements Electrodeposited From Water Sample by Laser Induced Shock Wave Plasma Spectroscopy, Appl. Spectrosc., 55 9, (2001) pp. 1229-1236
  67. R. Hedwig, Koo H. Kurniawan, K. Kagawa, Confinement Effect of Primary Plasma on Glass Sample Induced by Irradiation of Nd-YAG Laser at Low Pressures, Jpn. J. Appl. Phys., 40 10, (2001) pp. 5938-5941
  68. S.Nur Madjid, Koo H. Kurniawan, I. Kitajima and K. Kagawa, Shock Wave and Emission with Sheet-Like Structure Induced by YAG Laser Ablation at Reduced Pressure, Jpn. J. Appl. Phys., 41 6A, (2002) pp. 3747-3751
  69. H. Suyanto, Koo H. Kurniawan, T.J. Lie, M.O. Tjia and K. Kagawa, Direct Analysis of Powder Samples by Laser Plasma Method Using Confinement Technique, Spectrochim. Acta Part B: At. Spectrom., 57, 8, (2002) pp. 1325-1332
  70. M. Pardede, Koo H. Kurniawan, T.J. Lie, M. O. Tjia and K. Kagawa, Direct Measurement of Charge Current by Employing a Mesh Electrode in the Laser Plasma Induced by Nd-YAG Laser at Low Pressure (I), Appl. Spectrosc., 56, 8, (2002) pp. 994-999
  71. R. Hedwig, T.J. Lie, M.O. Tjia, K. Kagawa and Koo H. Kurniawan, Confinement Effect in Enhancing Shock Wave Plasma Generation at Low Pressure by TEA CO2 Laser Bombardment on Quartz Sample, Spectrochim. Acta Part B: At. Spectrom., 58, 3, (2003) pp. 531-542
  72. S.N. Madjid, I. Kitazima, T.J. Lie, Koo H. Kurniawan, K. Kagawa, K. Ikezawa and T. Maruyama, Spectrochemical Analysis Using Low Background Laser Plasma Induced by Nd-YAG Laser at Low Pressure, Jpn. J. Appl. Phys., 42, 6A, (2003) pp. 3452-3457
  73. S.N. Madjid, I. Kitazima, T. Maruyama, T.J. Lie, M.O. Tjia, Koo H. Kurniawan, K. Kagawa, TEA-CO2 Laser-Induced Shock Wave Plasma Modulated by Wires and Needles Placed in front of the Target at Low Pressure, Appl. Spectrosc., 57, 7, (2003) pp. 874-877
  74. H. Suyanto, Koo H. Kurniawan, T.J. Lie, M.O. Tjia and K. Kagawa, Hole-Modulated Plasma for Suppressing Background Emission in Laser-Induced Shock Wave Plasma Spectroscopy, Jpn. J. Appl. Phys., 42 , 8, (2003) pp. 5117-5122
  75. Koo H. Kurniawan, A. Chumakov, T.J. Lie, M.O. Tjia, M. Ueda. K. Kagawa, Emission Spectrochemical Analysis Using High Stability and High Repetition Rate Nitrogen Laser, J. Appl. Spectrosc., 71, 1, (2004) pp. 5-9
  76. H. Oki, H. Suyanto, Koo H. Kurniawan, T.J. Lie, Y.I. Lee, F. Sakan, N. Idris, and K. Kagawa, Water Analysis by Laser-Induced Shock Wave Plasma Spectroscopy Using Re-crystallized KBr Powder Confined in a Cylindrical Tube, Jpn. J. Appl. Phys., 43, 3, (2004) pp. 1036-1037
  77. N. Idris, Koo H. Kurniawan, T.J. Lie, T. Kobayashi, M. Pardede, H. Suyanto, R. Hedwig, K. Kagawa and T. Maruyama, Characteristics of Hydrogen Emission in Laser Plasma Induced by Focusing Fundamental Q-sw YAG Laser on Solid Samples, Jpn. J. Appl. Phys., 43, 7A, (2004) pp. 4221-4228
  78. K. Kagawa, N. Idris, M. Wada, Koo H. Kurniawan, K. Tsuyuki and S. Miura, Carbon Analysis for Inspecting Carbonation of Concrete Using TEA CO2 Laser-Induced Plasma, Appl. Spectrosc., 58, 8, (2004) pp. 887-896
  79. Koo H. Kurniawan, T.J. Lie, N. Idris, T. Kobayashi, H. Suyanto, T. Maruyama, K. Kagawa and M.O. Tjia, Hydrogen Emission by Nd-YAG Laser-Induced Shock Wave Plasma and Its Application to the Quantitative Analysis of Zircalloy, J. Appl. Phys., 96, 3, (2004) pp. 1301-1309
  80. M. Pardede, Koo H. Kurniawan, T.J. Lie, M.O. Tjia, Y. I. Leeand K. Kagawa, Dependence of the Charge Current Induced by Nd-YAGLaser Bombardmenton the Surrounding Gas Pressure andLaser Pulse Energy, Jpn. J. Appl. Phys., 43, 11A, (2004) pp. 7524-7530
  81. N. Idris, T. Kobayashi, Koo H. Kurniawan, T.J. Lie, T. Maruyama and K. Kagawa, Deutereum Emission in Laser Plasma Induced by Transversely Excited Atmospheric Pressure CO2 Laser in Low-Pressure of Helium Surrounding Gas, Jpn. J. Appl. Phys., 43, 11A, (2004) pp. 7531-7535
  82. Koo H. Kurniawan, T.J. Lie, N. Idris, T. Kobayashi, T. Maruyama, K. Kagawa, M.O. Tjia and A.N. Chumakov, Hydrogen Analysis of Zircalloy Tube Used in Nuclear Power Station Using Laser Plasma Technique, J. Appl. Phys., 96, 11, (2004) pp. 6859-6862
  83. N. Idris, S. Terai, T.J. Lie, Koo H. Kurniawan, T. Kobayashi, K. Kagawa, T. Maruyama, Hydrogen Emission Induced by TEA CO2 Laser Bombardment on Solid Samples at Low Pressure and Its Analytical Application, Appl. Spectrosc., 59, 1, (2005) pp. 115-120
  84. T.J. Lie, Koo H. Kurniawan, R. Hedwig, M. Pardede, M.O. Tjia, N. Idris, T. Kobayashi, Y.I. Lee, K. Kagawa, Low Pressure Plasma Confined in a Miniature Cylindricall Chamber and Its Application for In-situ Elemental Analysis, Jpn. J. Appl. Phys., 44, 1, (2005) pp. 202-209
  85. M.M. Suliyanti, S. Sardy, A. Kusnowo, R. Hedwig, S.N. Abdulmadjid, Koo H. Kurniawan, T.J. Lie, M. Pardede, K. Kagawa, M.O. Tjia, Plasma Emission Induced by an Nd-YAG Laser at Low Pressure on Solid Organic Sample, Its Mechanism and Analytical Application, J. Appl. Phys., 97, 5, (2005) pp. 053305-1 - 9
  86. W. Setia Budi, I. Marhaendrajaya, Wuryanti, N. Idris, K. Kagawa, T.J. Lie and Koo H. Kurniawan, Effect of Focusing on Charge-Induced Current and Spectral Emission in a Plasma Generated by a Nd:YAG Laser at Low Pressures, J. Spectrosc. Soc. Jpn., 54, 3, (2005) pp. 170-175
  87. N. Idris, T. Kobayashi, M.M. Suliyanti, Koo H. Kurniawan, T.J. Lie, K. Kagawa, Y.I. Lee, Utilization of Confinement Effect on Solid Organic Samples on Spectrochemical Analysis Using TEA CO2 Laser Induced Plasma, J. Korean Phys. Soc., 47, 2, (2005) pp. 256-262
  88. M. Pardede, Koo H. Kurniawan, T.J. Lie, R. Hedwig, N. Idris, T. Kobayashi, T. Maruyama, Y.I. Lee, K. Kagawa and M.O. Tjia, Hydrogen Analysis in Solid Samples Using Laser-Induced Helium Plasma at Atmospheric Pressure, J. Appl. Phys., 98, 4, (2005) pp. 043105 1-5
  89. M.M. Suliyanti, S. Sardy, A. Kusnowo, M. Pardede, R. Hedwig, Koo H. Kurniawan, T.J. Lie, Davy P. Kurniawan, K. Kagawa, Preliminary Analysis of C and H in a "SANGIRAN" Fossil Using Laser-Induced Plasma at Reduced Pressure, J. Appl. Phys., 98,9, (2005) pp. 093307 1-8
  90. Koo H. Kurniawan, T.J. Lie, M.M. Suliyanti, R. Hedwig, S.N. Abdulmadjid, M. Pardede, N. Idris, T. Kobayashi, Y. Kusumoto, K. Kagawa, M.O. Tjia, Detection of Deuterium and Hydrogen Using Laser-Induced Helium Gas Plasma at Atmospheric Pressure, J. Appl. Phys., 98, 9, (2005) pp. 093302 1-3
  91. Y.I. Lee, N. Idris, T.J. Lie, Koo H. Kurniawan, D.P. Kurniawan, K. Kagawa, Production of Artificial Snow Crystals in Summer or Under Tropical Conditions, Phys. Update, 9, 1, (2005) pp. 38-42
  92. K. Tsuyuki, S. Miura, N. Idris, Koo H. Kurniawan, T.J. Lie, K. Kagawa, Measurement of Concrete Compressive Strength Using the Emission Intensity Ratio Between Ca (II) 396.8 nm and Ca (I) 422.6 nm in Nd-YAG Laser-Induced Plasma, Appl. Spectrosc., 60, 1, (2006) pp. 61-64
  93. S.N. Abdulmadjid, M.M. Suliyanti, Koo H. Kurniawan, T.J. Lie, M. Pardede, R. Hedwig, K. Kagawa, M.O. Tjia, An Improved Approach for Hydrogen Analysis in Metal Samples Using Single Laser-Induced Gas Plasma and Target Plasma at Helium Atmospheric Pressure, Appl. Phys. B., 82, 1, (2006) pp. 161-166
  94. T.J. Lie, Koo H. Kurniawan, D.P. Kurniawan, M. Pardede, M.M. Suliyanti, A. Khumaeni, S.N. Natiq, S.N. Abdulmadjid, Y.I. Lee, K. Kagawa, N. Idris, M.O. Tjia, Elemental Analysis of Bead Samples Using a Laser-Induced Plasma at Low Pressure, Spectrochim. Acta Part B: At. Spectrom., 61, 1, (2006) pp. 104-112
  95. Koo H. Kurniawan, K. Kagawa, Hydrogen and Deuterium Analysis Using Laser-Induced Plasma Spectroscopy, Appl. Spectrosc. Rev., 41, 1, (2006) pp. 99-130
  96. Koo H. Kurniawan, T.J. Lie, M.M. Suliyanti, R. Hedwig, M. Pardede, Davy P. Kurniawan, Y. Kusumoto, K. Kagawa, Quantitative Analysis of Deuterium Using Laser-Induced Plasma at Low Pressure of Helium, Anal. Chem., 78, 16, (2006) pp. 5768-5773
  97. Koo H. Kurniawan, T.J. Lie, M. Pardede, R. Hedwig, M.M. Suliyanti, S.N. Abdulmadjid, Y.I. Lee, K. Kagawa, Effects of Mass Difference on Pressure-Dependent Emission Characteristics in Laser-Induced Plasma Spectroscopy, Appl. Phys. B., 85, 4, (2006) pp. 631-636
  98. R. Hedwig, W.S. Budi, S.N. Abdulmadjid, M. Pardede, M.M. Suliyanti, T.J. Lie, D.P. Kurniawan, Koo H. Kurniawan, K. Kagawa, M.O. Tjia, Film Analysis Employing Subtarget Effect Using a 355 nm Nd-YAG Laser-Induced Plasma at Low Pressure, Spectrochim. Acta, B61, (2006) pp. 1285-1293
  99. M. Ramli, K. Kagawa, S.N. Abdulmadjid, N. Idris, W.S. Budi, M.A. Marpaung, K.H. Kurniawan, T.J. Lie, M.M. Suliyanti, R. Hedwig, M. Pardede, Z.S. Lie, M.O. Tjia, Some Notes on the Role of Meta-Stable Excited State of Helium Atom in Laser-Induced Helium Gas Breakdown Spectroscopy, Appl. Phys. B., 86, 4, (2007) pp. 729-734
  100. K.H. Kurniawan, M. Pardede, R. Hedwig, Z.S. Lie, T.J. Lie, D.P. Kurniawan, M. Ramli, K. Fukumoto, H. Niki, S.N. Abdulmadjid, N. Idris, T. Maruyama, K. Kagawa, M.O. Tjia, Quantitative Hydrogen Analysis of Zircaloy-4 Using Low-Pressure Laser Plasma Technique, Anal. Chem., 79,7, (2007) pp. 2703-2707
  101. Y.I. Lee, N. Idris, Koo H. Kurniawan, T.J. Lie, K. Tsuyuki, S. Miura, K. Kagawa, Subtarget Effect in Film Analysis Using TEA CO2 Laser-Induced Plasma, Curr. Appl. Phys., 7, 5, (2007) pp. 540-546
  102. N. Idris, K. Kagawa, K.H. Kurniawan, Y.I. Lee, New Electrode Configuration for Measurements of the Induced Current from a Laser Plasma and Its Application to Monitoring Laser Processing, J. Korean Phys. Soc., 51, 2, (2007) pp. 515-521
  103. M. Ramli, N. Idris, K. Fukumoto, H. Niki, F. Sakan, T. Maruyama, K.H. Kurniawan, T.J. Lie, K. Kagawa, Hydrogen Analysis in Solid Samples by Utilizing Helium Metastable Atoms Induced by TEA CO2 Laser Plasma in Helium Gas at 1 Atmosphere, Spectrochim. Acta Part B: At. Spectrom., 62, 12, (2007) pp. 1379-1389
  104. M. Pardede, R. Hedwig, M.M. Suliyanti, Z.S. Lie, T.J. Lie, D.P. Kurniawan, K.H. Kurniawan, M. Ramli, K. Fukumoto, H. Niki, S.N. Abdulmadjid, N. Idris, T. Maruyama, K. Kagawa, M.O. Tjia, Comparative Study of Laser-Induced Plasma Emission of Hydrogen from Zircaloy-2 Samples in Atmospheric and Low Pressure Ambient Helium Gas, Appl. Phys. B., 89, 2-3, (2007) pp. 291 - 298
  105. M. Ramli, K. Fukumoto, H. Niki, S.N. Abdulmadjid, N. Idris, T. Maruyama, K. Kagawa, M.O. Tjia, M. Pardede, K.H. Kurniawan, R. Hedwig, Z.S. Lie, T.J. Lie, D.P. Kurniawan, Quantitative Hydrogen Analysis of Zircaloy-4 in Laser-Induced Breakdown Spectroscopy with Ambient Helium Gas, Appl. Opt., 46, (2007) pp. 8298-8304
  106. Munadi, M. Pardede, R. Hedwig, M.M. Suliyanti, T.J. Lie, Z.S. Lie, Koo H. Kurniawan, K. Kagawa, M. Ramli, K. Fukumoto, T. Maruyama, M.O. Tjia, Study of Hydrogen and Deuterium Emission Characteristics in Laser Induced Low Pressure Helium Plasma for the Suppression of Surface Water Contamination, Anal. Chem., 80, 4, (2008) pp. 1240-1246
  107. M. Ramli, N. Idris, H. Niki, Koo H. Kurniawan, K. Kagawa, New Method of Laser Plasma Spectroscopy for Metal Samples Using Metastable He Atoms Induced by Transversely Excited Atmospheric Pressure CO2 Laser in He Gas at 1 atm., Jpn. J. Appl. Phys., 47, 3, (2008) pp. 1595-1601
  108. ZenerS. Lie, M. Pardede, R. Hedwig, M.M. Suliyanti, K.H. Kurniawan, Munadi, Y.I. Lee, K. Kagawa, I. Hattori, M.O. Tjia, Spectrochemical Analysis of Powder Using 355 nm Nd-YAG Laser-Induced Low Pressure Plasma, Anal and Bioanal. Chem, 390, 7, (2008) pp. 1781-1787
  109. A. Khumaeni, M. Ramli, Y. Deguchi, Y.I. Lee, N. Idris, K.H. Kurniawan, T.J. Lie, K. Kagawa, New Technique for the Direct Analysis of Food Powders Confined in a Small Hole Using Transversely Excited Atmospheric CO2 Laser-Induced Gas Plasma, Appl. Spectrosc., 62, 12, (2008) pp. 1344-1348
  110. A. Khumaeni, S. Tanaka, A. Kobayashi, Y.I. Lee, K.H. Kurniawan, K. Ishi, K. Kagawa, Demonstrations of the Action and Reaction Law and the Energy Conservation Law Using Fine Spherical Plastic Beads, Phys. Educ., 43, 6, (2008) pp. 637-643
  111. Koo H. Kurniawan, T.J. Lie, M.M. Suliyanti, M. Pardede, S.N. Abdulmadjid, K. Kagawa, M.O. Tjia, Quenching of He-Induced Intensity Enhancement Effect in H and D Emission Produced by Nd-YAG Laser Irradiation on Solid Targets in Low Pressure Helium Gas, J. Appl. Phys., 105, (2009) pp. 013301-1-7
  112. N. Idris, S.N. Madjid, M. Ramli, K.H. Kurniawan, Y.I. Lee, K. Kagawa, Monitoring of Laser Processing Using Induced Current Under an Applied Electric Field on Laser Produced Plasma, J. Mater. Process. Tech., 209, 6, (2009) pp. 3009-3021
  113. Koo H. Kurniawan, T.J. Lie, M.M. Suliyanti, R. Hedwig, M. Pardede, M. Ramli, H. Niki, S.N. Abdulmadjid, N. Idris, K. Lahna, Y. Kusumoto, K. Kagawa, M.O. Tjia, The Role of He in Enhancing the Intensity and Lifetime of H and D Emissions from Laser-Induced Atmospheric-Pressure Plasma, J. Appl. Phys., 105, (2009) pp. 103303-1-6
  114. Z.S. Lie, M. Pardede, R. Hedwig, M.M. Suliyanti, E. Steven, Maliki, Koo H. Kurniawan, M. Ramli, S.N. Abdulmadjid, N. Idris, K. Lahna, K. Kagawa and M.O. Tjia, Intensity Distributions of Enhanced H Emission from Laser-Induced Low-Pressure He Plasma and a Suggested He-Assisted Excitation Mechanism, J. Appl. Phys., 106,3, (2009) pp. 043303 1-6
  115. M. Pardede, T.J. Lie, Koo H. Kurniawan, H. Niki, K. Fukumoto, T. Maruyama, K. Kagawa and M.O. Tjia, Crater Effects on H and D Emission from Laser-Induced Low-Pressure Helium Plasma, J. Appl. Phys., 106, 6, (2009) pp. 063303 1-6
  116. Z.S. Lie, M. Pardede, R. Hedwig, M.M. Suliyanti, E. Steven, Maliki, Koo H. Kurniawan, M. Ramli, S.N. Abdulmadjid, N. Idris, K. Lahna, K. Kagawa and M.O. Tjia, Intensity Distributions of Enhanced H Emission from Laser-Induced Low-Pressure He Plasma and a Suggested He-Assisted Excitation Mechanism, Virtual J. of Ultrafast Sci., 8, 9, (2009) pp. 043303 1-6
  117. R. Hedwig, Z.S. Lie, K.H. Kurniawan, A.N. Chumakov, K. Kagawa, M.O. Tjia, Toward Quantitative Deuterium Analysis with Laser-Induced Breakdown Spectroscopy Using Atmospheric-Pressure Helium Gas, J. Appl. Phys., 107,2, (2010) pp. 023301 1-5
  118. S.N. Abdulmadjid, Z.S. Lie, H. Niki, M. Pardede, R. Hedwig, T.J. Lie, E. Jobiliong, K.H. Kurniawan, K. Fukumoto, K. Kagawa, M.O. Tjia, Quantitative Deuterium Analysis of Titanium Samples in UV Laser-Induced Low-Pressure Helium Plasma, Appl. Spectrosc., 64, 4, (2010) pp. 365-369
  119. M.M. Suliyanti, M. Pardede, T.J. Lie, K.H. Kurniawan, A. Khumaeni, K. Kagawa, M.O. Tjia, Y.I. Lee, Direct Powder Analysis by Laser-Induced Breakdown Spectroscopy Utilizing Laser-Controlled Dust Production in a Small Chamber, J. Korean Phys. Soc., 58,5, (2011) pp. 1129-1134
  120. Z.S. Lie, H. Niki, K. Kagawa, M.O. Tjia, R. Hedwig, M. Pardede, E. Jobiliong, M.M. Suliyanti, S.N. Abdulmadjid, K.H. Kurniawan, Observation of Exclusively He-Induced H Emission in Cooled Laser Plasma, J. Appl. Phys., 109, 10, (2011) pp. 103305 1-4
  121. A. Khumaeni, Z.S. Lie, H. Niki, K.H. Kurniawan, E. Tjoeng, Y.I. Lee, K. Kurihara, Y. Deguchi, K. Kagawa, Direct Analysis of Powder Samples Using Transversely Excited Atmospheric CO2 Laser-Induced Gas Plasma at 1 atm, Anal and Bioanal. Chem, 400, (2011) pp. 3279-3287
  122. A.M. Marpaung, Z.S. Lie, H. Niki, K. Kagawa, K. Fukumoto, M. Ramli, S.N. Abdulmadjid, N. Idris, R. Hedwig, M.O. Tjia, M. Pardede, M.M. Suliyanti, E. Jobiliong, K.H. Kurniawan, Deuterium Analysis in Zircaloy Using ps Laser-Induced Low Pressure Plasma, J. Appl. Phys., 110,6, (2011) pp. 063301 1-6
  123. Z.S. Lie, A. Khumaeni, K. Kurihara, K.H. Kurniawan, Y.I. Lee, K. Fukumoto, K. Kagawa, H. Niki, Excitation Mechanism of H, He, C, and F Atoms in Metal-Assisted Atmospheric Helium Gas Plasma Induced by Transversely Excited Atmospheric - Pressure CO2 Laser Bombardment, Jpn. J. Appl. Phys., 50, (2011) pp. 122701 1-7
  124. M.M. Suliyanti, A. N. Hidayah, M. Pardede, E. Jobiliong, S.N. Abdulmadjid, N. Idris, M. Ramli, T.J. Lie, R. Hedwig, M.O. Tjia, Koo H. Kurniawan, Z.S. Lie, H. Niki, K. Kagawa, Double Pulse Spectrochemical Analysis Using Orthogonal Geometry with Very Low Ablation Energy and He Ambient Gas, Spectrochim. Acta Part B; At. Spectrom., B69, 7, (2012) pp. 56-60
  125. H. Suyanto, Z.S. Lie, H. Niki, K. Kagawa, K. Fukumoto, R. Hedwig, S.N. Abdulmadjid, A.M. Marpaung, M. Pardede, M.M. Suliyanti, A.N. Hidayah, E. Jobiliong, T.J. Lie, M.O. Tjia, K.H. Kurniawan, Quantitative Analysis of Deuterium in Zircaloy Using Double-Pulse Laser-Induced Breakdown Spectrometry (LIBS) and Helium Gas Plasma without a Sample Chamber, Anal. Chem., 84, 5, (2012) pp. 2224-2231
  126. Z.S. Lie, A. Khumaeni, H. Niki, K. Kurihara, K.H. Kurniawan, R. Hedwig, K. Fukumoto, K. Kagawa, Y.I. Lee, A Comprehensive Study of H Emission in TEA CO2 Laser-Induced Helium Gas Plasma for Highly Sensitive Analysis of Hydrogen in Metal Samples, J. Korean Phys. Soc., 61,1, (2012) pp. 49-54
  127. A. Khumaeni, Z.S. Lie, Y.I. Lee, K. Kurihara, K.H. Kurniawan, K. Fukumoto, K. Kagawa, H. Niki, Emission Characteristics of Ca and Mg Atoms in Gas Plasma Induced by the Bombardment of Transversely Atmospheric CO2 Laser at 1 atm, Jpn. J. Appl. Phys., 51, (2012) pp. 082403-1-9