1.  Semiconductors for Space
1.1 Development of a Collimated Swift Heavy-ion Microbeam (III)
Energy Spectrum and Beam Profile Measurements
　H. Mori, T. Hirao, T. Ohshima, I. Nashiyama and S. Okada 3
1.2  Evaluation of Single-event Upset Induced by Protons in Commercial DRAMs
　N. Nemoto, H. Shindou, S. Kuboyama, S. Matsuda, T. Ohshima, T. Hirao, H. Itoh,
　S. Okada, and I. Nashiyama  5
1.3 ESR Characterization of High Energy Ion Implanted Diamond
　J. Isoya, S. Wakoh, M. Matsumoto, Y. Morita and T. Ohshima 7
1.4 SEU Sensitive Area Mapping −Measurements of Sensitive Area in 256kbit SRAM
and 16Mbit DRAM with a Heavy Ion Microbeam −
　T. Hirao, H. Mori, T.Sakai, I. Nashiyama and S. Okada 10
1.5 Effects of Charged Particle on GaAs Solar Cells Designed for Space Use
　K. Aoyama, O. Anzawa, T. Aburaya, K. Shinozaki, S. Matsuda, T. Ohshima,
　I. Nashiyama, H. Itoh, S. Okada and T. Nakao 12
1.6 Silicon Carbide Metal-Oxide-Semiconductor Field Effect Transistors 
 Fabricated using Hot-implantation 
　T. Ohshima, H. Itoh, M. Yoshikawa, K. Kojima and S. Okada  15
1.7 The Research of the High-Dense Doping to the Silicon Substrate 
for Solar Cells by Ion Implantation  
　O. Anzawa, K. Aoyama, T. Aburaya, K. Shinozaki, T. Hisamatsu,
　S. Matsuda, T. Ohshima, I. Nashiyama, H. Itoh, S. Okada and T. Nakao   18
1.8 Effect of Mg Implantation on Electrical Properties Chalcopyrite of CuInSe2
Thin Films
　T. Tanaka, T. Ohshima, H. Itoh, S. Okada, A. Wakahara and A. Yoshida  21

2. Biotechnology
2.1 Irradiation Effect of 207-MeV C Ion on Phenylalanine Aqueous Solution 
　M. Taguchi, Xu Yujie, K. Kobayashi, M. Moriyama and H. Hiratsuka 26
2.2 Plant Regeneration from Protoplasts of Chrysanthemum Irradiated with 
12C5+ Ion Beams
　T. Nakahara, K. Hirashima, M. Koga, A. Tanaka, N. Shikazono and H. Watanabe 29
2.3 Induction of Mutation in Strawberry and Hydrangea by Ion Beam Irradiation
Effects of Ion Beams on Germination of Strawberry and Hydrangea Seed
　M. Iizuka, N. Kudo, Y. Kimura, A. Tanaka, N. Shikazono and H. Watanabe 31
2.4 An Attempt for Selection of Disease Resistant Creeping Bentgrass 
by Ion Beams Irradiation to the Seeds
　Y. Ito, A. Tanaka, N. Shikazono, H. Watanabe, M. Ohara and S. Maru 33
2.5 Possibility of Induction of Somatic Mutation by Ion Beam Irradiation in Lethal
Chlorophyl of Mutant of Rice
　M. Maekawa, A. Tanaka and N. Shikazono 35
2.6 Effects of Helium ions Irradiation of Early Globular Embryos on 
Postembryonic Leaf Development in Brassica napus L.
　H. Minami, N. Sakurai, A. Tanaka, N. Shikazono and H. Watanabe  38
2.7 UVB Resistant Mutants of Arabidopsis Induced by Ion Beams
　A. Tanaka, A. Sakamoto, Y. Ishigaki, O. Nikaido, N. Shikazono,
　S. Tano and H. Watanabe  40
2.8 Mutation Induction with Ion Beam Irradiation in Rice
　H. Yamaguchi, A. Tanaka, A. Kato, N. Shikazono, S. Nagatomi,
　H. Watanabe and S. Tano 43
2.9 Development of Novel Resistant Lines to Tobacco Yellow Spotted Streak Disease 
by Ion Beam Irradiation
　T. Suzuki, T. Matsuzaki, N. Shikazono, A. Tanaka and H. Watanabe 46
2.10 Mutation Breeding using Ion-beam Irradiation in Aster
　T. Baba, S. Tanaka, S. Haraguchi, A. Tanaka, N. Shikazono and H. Watanabe 49
2.11 Development of a Collimated Heavy Ion Microbeam System for 
Irradiating Mammalian Cells Individually
　Y. Kobayashi, M. Taguchi, H. Watanabe and K. Yamamoto 51
2.12 Effects of Heavy Ion Maicrobeams on Embryogenesis in the Silkworm, Bombyx mori:
Morphological Changes of the Nuclei and Cells after Spot Irradiation
　K. Kiguchi, T. Shima, Y. Kinjyo, Z.L.Tu, S. Yamasaki, Y. Kobayashi,
　M. Taguchi and H. Watanabe    54
2.13 Induction of  Apoptosis in Plant Cells by Ion Beam Irradiation
　M. Kawai, Y. Kobayashi, Y. Oono, H. Watanabe and H. Uchimiya  57
2.14 Breeding New Shiitake (Lentinus edodes) Variety at High Temperature Using
Ion Beam Irradiation
　H. Akaishi, S. Tanimoto, I. Narumi, M. Kikuchi and H. Watanabe 58
2.15 Isolation of a Brassinolide-insensitive Mutant from 
Arabidopsis thaliana Irradiated with Ion Beam
　Y. Sasuga, K. Ichikawa, R. Toyohuku, Y. Kobayashi, H. Takenaga,
　Y. Oono, Y. Kobayashi and H. Uchimiya 60
2.16 Quantitative Analysis Method in Positron Emitting Tracer Imaging System for Plants
　S. Matsuhashi, T. Ito, C. Mizuniwa, T. Fujimura, S. Hashimoto, N.S. Ishioka,
　S. Watanabe, A. Osa, T. Sekine, H. Uchida and A. Tsuji 63
2.17 13NO3- Uptake-and Assimilation-Sites on a Single Root of Leguminous Crops
Visualized by a Positron Emitting Tracer Imaging System: 
A Study Relating to the Locality of Rhizobium Infection Site
　H. Matsunami, Y. Arima, K. Watanabe, N.S. Ishioka, S. Watanabe, A. Osa,
　T. Sekine, H. Uchida, A. Tsuji, S. Matsuhashi, T. Itoh and T. Kume 66
2.18 Nitrate Translocation in Soybean Shoot at the Seed Developing Stage
　N. Ohtake, T. Sato, T. Ohyama, N.S. Ishioka, S.Watanabe, A.Osa, T. Sekine,
　S. Matsuhashi, T. Ito, C. Mizuniwa, T. Kume, H. Uchida and A. Tsuji  68
2.19 Visualizing 11C-Methionine Movement in Fe-deficient Barley by a Positron
Emitting Tracer Imaging System (PETIS)
　N. Bughio, H. Nakanishi, N.S. Ishioka, S. Watanabe, A. Osa, T. Sekine,
　H. Uchida A. Tsuji, S. Matsuhashi, T. Kume and S. Mori 71
2.20 Characterization of Nitrogen Absorption Affected by Ammonium Ion in Rice Plants
　H. Hayashi, H. Mano, T. Kume, T. Ito, S. Matsuhashi, S. Hashimoto, N.S. Ishioka,
　T. Sekine, H. Uchida, A. Tsuji, and M. Chino 74
2.21 Water and Trace Element Behavior in Plant
　T.M. Nakanishi, J. Furukawa, N.S. Ishioka, S. Watanabe, A. Osa, T. Sekine,
　T. Ito, S. Matsuhashi, T. Kume, H. Uchida and A. Tsuji　 77
2.22 Uptake of 15O-H2O and 11C-Methionine in Tomato
　A. Tsuji, H. Uchida, T. Yamashita, S. Matsuhashi, T. Ito, C. Mizuniwa, S. Hashimoto,
　T. Kume, N.S. Ishioka, S. Watanabe, A. Osa, T. Sekine   79
2.23 Development of Gene Transfer Technique, using Pollen Mediated by Ion Beams
　 M. Inoue, S. Kitamura, Y. Toda, H. Watanabe, A. Tanaka, and Y. Hase　 81
2.24 Development of Pollen-mediated Gene Transfer Technique using 
 Penetration Controlled Irradiation with Ion Beams
Y. Hase, Y. Toda, A. Tanaka, M. Inoue and H. Watanabe 83

3. Radiation Chemistry/Organic Materials
3.1 Size-Exclusion Property of Bare Ion Track Membranes for Separation of Polyetylenglycols
　M. Asano, Y. Maekawa and M. Yoshida 87
3.2 Hardness-Change and Cross-Linking of Polymer Materials 
by Heavy Ion Beam Irradiation
　H. Kudoh, M. Sugimoto, N. Kasai and Y. Morita 89
3.3 Distribution of Intensity of Light Emission around 175MeV Ar Ion
in Nitrogen at the Density of Water
　M. Taguchi, K. Furukawa, M. Moriyama and S. Ohno 91
3.4 Cross-Linking of Polymers in Heavy Ion Tracks
H. Koizumi, M. Taguchi and T. Ichikawa    93
3.5 Primary Process of Radiation Chemistry Studied by Ion Pulse Radiolysis
　Y. Yoshida, S. Seki, A. Saeki, K. Okamoto, S. Tagawa, M. Taguchi and H. Nanba 95
3.6 Ion Track Structure in Polysilane Thin Films
　S. Seki, K. Maeda, Y. Kunimi, S. Tagawa, Y. Yoshida, H. Kudoh, M. Sugimoto,
　Y. Morita, T. Seguchi, T. Iwai, H. Shibata, K. Asai and K. Ishigure 97
3.7 Dosimetry Systems for Characteristics Study on Thin Film Dosimeters (IV)
   −Fluence Measurement and LET Characteristics Study of Film Dosimeters−
　T. Kojima, H. Sunaga, H. Takizawa and H. Tachibana   100
3.8 A Factorization of LET Effects of Ion Induced Photostimulated Luminescence
　K. Abe, K. Saito, K. Toh, T. Kojima and T. Sakai   103
3.9 Change of Optical Absorbance of Polymer Film Irradiated by Heavy Ion 
　N. Kasai, H. Kudoh and T. Seguchi 106

4. Inorganic Materials
4.1 Reweldability Test of Austenitic Stainless Steels Irradiated with Helium Ion
　K. Tsuchiya, H. Kawamura, Y. Miwa and S. Hamada   110
4.2 He Ions Implantation Effect on the Thermal Conductivity of Reaction-Bonding SiC
　T. Taguchi, S. Hamada, N. Igawa, R. Yamada and S. Jitsukawa   113
4.3 Defect Production Process in Iron Irradiated with Energetic Electrons
　 Y. Chimi, A. Iwase and N. Ishikawa 116
4.4 Investigation of the Resonant Vibration Modes of Self Interstitial Atoms in Metals by
Low Temperature Specific Heat Measurement
　M. Watanabe, N. Ishikawa and Y. Chimi 118
4.5 The Current-Voltage Characteristics in YBa2Cu3Oy Superconductor Irradiated with Electrons
　N. Ishikawa, Y. Chimi, A. Iwase and T. Kiss 120
4.6 Research on Formation Process of Irradiation Defects for Light Water Reactor 
Pressure Vessel Steel
　T. Tobita, M. Suzuki, Y. Idei, K. Aizawa, and A. Iwase  122
4.7 Effects of co-Implanted Oxygen or Aluminum Atoms on Migration Behaviors of 
Hydrogen Atoms　and Damage Structure Evolution in Al2O3
　Y. Katano, S. Yamamoto, T. Nakazawa, D. Yamaki, T. Aruga and K. Noda 125
4.8 Damage Evolution in High Energy Ion-Irradiated Metals and the Interaction
between Gas Atoms (H and He) and Damage Defects
　Y. Shimomura, I. Mukouda, K. Sugio, Y. Katano, D.Yamaki, T. Nakazawa and K. Noda 128
4.9 The Effect of Helium and Hydrogen on Microstructual Evolution in Vanadium
and Vanadium Alloys under Triple Beam Irradiation 
　N. Sekimura, S. Yonamine, Y. Arai, T. Iwai, T. Okita, T. Morioka, S .Ohnuki, A. Naito,
　S. Hamada and Y. Miwa 131
4.10 Effect of Transmutation Gas Atom on Maicrostructure Development by Displacement 
Damage of SiCf/SiC Composites for Fusion Systems
　S. Nogami, A. Hasegawa, T. Taguchi, K. Abe and R. Yamada 134
4.11  Swelling Behavior in Reduced Activation Ferritic/Martensitic Steels Irradiated with Dual Ions
　A. Naito, S. Jitsukawa, I. Ioka, E. Wakai and A. Hishinuma 137
4.12 Finite Element Modeling of Microindentation for Determining Mechanical 
Characterization of Ion Irradiated Layer
　I. Ioka, M. Futakawa and T. Wakui   139
4.13 Formation of AgCl Nanocluster by Sequential Implantation
　K.Takahiro, S. Nagata, S.Yamomoto, S.Yamaguchi and H.Naramoto 142
4.14 Vanadium Oxide Precipitates in Sapphire Formed by Ion Implatation
　H. Abe, H. Naramoto and S. Yamamoto 145
4.15 Extended Defect Formation in Cubic-Stabilized Zirconia under Ion and/or Electron Irradiation
　K. Yasuda, C. Kinoshita, T. Inoue, S. Matumura, H. Abe and K.E. Sickafus 148
4.16 Formation and Stability of Metallic Silicides during Ion-Beam Mixing
　S. Ohnuki, F. Arimoto, S. Watanabe, T. Suda, M. Takeda, H. Takahashi,
　H. Abe and I. Nasiyama 151
4.17 Precipitates of Vanadium Oxide Formed by Ion Implantation and Heat Treatment II
　K. Narumi, S. Yamamoto and H. Naramoto  154
4.18 Sorption Behavior of Europium During Alteration of Albite
　T. Ohnuki, N. Kozai, H. Isobe, T. Murakami, S. Yamamoto,
　K. Narumi and H. Naramoto 157
4.19 Radiation Defects by Electrons Studied with X-Ray Diffuse Scattering
　H. Ohtsuka, H. Yuya, H. Maeta, H. Sugai, A.Iwase, N. Ishikawa,
　Y. Chimi and K. Yamakawa 160
4.20 Hydrogen Migration in Electron Irradiated Pd-H Alloys Around 50K Anomaly
　K. Yamakawa, Y. Chimi, A. Iwase, H. Maeta, K. Adachi,
　N. Ishikawa, and H. Sugai  162
4.21 Luminescence from Rare-Earth-Implanted SiO2/Si and Effect of Radiation
Damage Studied by Carthodoluminescence and Slow Positron Beam
　A. Kawasuso, H. Arai, K. Hirata, T. Sekiguchi, Y. Kobayashi and S. Okada   165
4.22 In-Situ Observation of Processes of TiN Thin Film Formation by N-Implantation
　Y. Kasukabe, H. Tani, H. Abe and Y. Yamada 168
4.23 Coincidence Doppler Broadening Measurements on Si Using Internal Positron 
Source of 22Na
　M. Hasegawa, Y. Nagai, Z. Tang, T. Nonaka, A. Kawasuso and S. Okada　 171

5. Materials Analysis
5.1 RBS/Channeling Characterization of Epitaxially Grown Nb, VO2 and TiO2 Films
　S. Yamamoto, A. Miyashita, H. Naramoto, and I. Nashiyama  176
5.2 Site Determination of the Binary Metal Adsorbates on a Single Crystalline Surface
 by Means of the Transmission Channeling Technique
　K. Morita, D. Ishikawa, J. Yuhara, D. Nakamura, K. Soda, S. Yamamoto, K. Narumi,
　H. Naramoto and K. Saito 178
5.3 Effects of Pb Deposition on Pre-Covered Ag/ Ni(111) Surface 
 -Manipulation of Growth Mode and Growth Orientation-
　T. Itoh, S. Nakanishi, K. Umezawa, S. Yamamoto, K. Narumi, and H. Naramoto 181
5.4 Secondary Electron Emission from Overlaid Crystal Targets Bombarded with 
Hundred-keV Light Ions
　H. Kudo, N. Nakamura, S. Yamamoto, K. Narumi and H. Naramoto 184
5.5 Chemical Effect on X–Ray Spectra Induced by Multiple Inner-Shell Ionization (II)
　K. Kawatsura, N. Takeshima, N. Terazawa, Y. Aoki, S. Yamamoto, I. Nashiyama,
　K. Narumi and H. Naramoto  187
5. 6 Ion Beam Analysis of Precipitation Process in Immiscible System Prepared 
by Ion Implantation
　H. Naramoto, S.Yamamoto and K. Narumi 190
5.7 Damage of Cn+ (n=1-4) Cluster Ion Irradiated Polycarbonate Studied by a Variable-Energy
Positron Beam
　K. Hirata, Y. Saitoh, Y. Kobayashi, A .Kawasuso, S. Okada and M. Saidoh   192
5.8 Quantitative Analysis of Hydrogen in Solid Surface Using Fast Neutrons Produced 
by Nuclear Reaction
　K. Saitoh, S. Nakao, T. Mizota, H. Niwa, Y. Saitoh, Y. Nakajima,
　S. Tajima and H. Naramoto  195

 6. Nuclear Science and Radioisotope Production
6.1 Production of the Positron Emitters 52Mn and 62Zn for Application to Plant Study 
　S. Watanabe, N.S. Ishioka, A. Osa, M. Koizumi and T. Sekine 200
6.2 Study of Unstable Nuclides using the TIARA-ISOL: 
Development of a Laser Ion Source and Separation of Unstable Na Isotopes with 
 a Thermal Ion Source
　A. Osa, M. Koizumi, T. Sekine, H. Katsuragawa, W. G. Jin, T. Wakui 202
6.3 Production of Polarized Beam of Unstable Nuclei via Ion Surface Interaction 
at Grazing Incidence
　T. Ohtsubo, S. Ohya, J. Goto, Y. Izubuchi, S. Muto, A .Osa,
　M. Koizumi and T. Sekine  　 205
6.4 Systematics of the Atomic Masses 124-130La Isotopes
　H. Yamamoto, M. Shibata, K. Kawade, Y. Kojima, A. Osa, S. Watanabe,
　M. Koizumi and T. Sekine 207
6.5 Mössbauer Isomer Shifts of 133Cs-Impurity Atoms Implanted into Metallic Matrices
　H. Muramatsu, K. Yoshikawa, H. Ishii, E. Tanaka, T. Miura, S. Watanabe,
　M. Koizumi, A. Osa and T. Sekine 210

 7. Microbeam Application
7.1 Application of In-Air Micro-PIXE Camera to Elemental Analysis of a Cultured Single Cell   
　A. Sugimoto, K. Ishii, S. Matsuyama, T. Satoh, K. Gotoh, H. Yamazaki, C. Akama,
　M. Sato, T. Sakai, T. Kamiya, R. Tanaka and M. Oikawa 215
7.2 Observation of Radiation Damage in Si PIN Diodes Induced by Heavy Ion 
Microbeam Single Hits
　T. Kamiya, T. Sakai, M. Oikawa, T. Hirao and Y. Naitoh 218
7.3 Observation of Irradiated Thin Organic Films for Beam Exit Window of
External Microbeam
　T. Sakai, M. Oikawa and T. Kamiya 221
7.4 Development of the Measurement System of Fluoride Distribution in Teeth
　M. Nomachi, K. Yasuda, H. Yamamoto, Y. Iwami, S. Ebisu, Y. Sugaya, T. Kamiya,
　T. Sakai, M. Fukuda and Y. Naitoh 224

 8. Radiation Shielding for Accelerator Facility
8.1 Measurements of Radioactivities of Residual Radionuclides Generated 
by Heavy Ion Reactions below the Coulomb Barrier
　Su. Tanaka, K. Nishimura, M. Hosono, M. Fukuda and O. Iwamoto 229
8.2 Light Charged-Particle Production in Proton-Induced Reaction 
on 12C and 27Al at 42 and 68 MeV 
　Y. Watanabe, M. Harada, A. Yamamoto, Y. Tanabe, K. Shin, S. Meigo, H. Nakashima,
　H. Takada, T .Sasa, T. Fukahori, O.Iwamoto, S. Chiba and Su. Tanaka 232
8.3 Study of Neutron Scattering Cross Section Measurement using the Self-TOF 
High Energy Neutron Detector
　M. Sasaki, T. Nunomiya, T. Nakamura, N. Nakao, T. Shibata and Y. Nakane 235
8.4 Measurement and Analysis of Fission Rate Distributions for 65 MeV Mono-Energetic 
Neutrons in Various Nuclide Systems
　N. Tada, T. Iwasaki, Y. Nauchi, Y. Sakamoto, H .Nakashima,
　H. Takada and Su. Tanaka　 238
8.5 Charged Particle Production and Neutron Scattering in 55 and 77 MeV Neutron
Induced Reactions
　M. Baba, M. Ibaraki, Y. Hirasawa, Y. Nauchi, T. Miura, H. Nakashima,
　S. Meigo, O. Iwamoto and Su. Tanaka 　 241

 9. Accelerator Technology
9.1  Beam Energy Measurement by the Time-of-Flight Technique
　S. Okumura, K. Arakawa, M .Fukuda, T. Nara, T. Agematsu, I. Ishibori,
　W. Yokota and H. Tamura   246
9.2  Development of the Cocktail Beam Acceleration Technique and 
Stabilization of the Cyclotron Beam
　M. Fukuda, K. Arakawa, S. Okumura, I. Ishibori, T. Nara, Y. Nakamura,
　W. Yokota T. Agematsu, H. Tamura and A. Matsumura   248
9.3 Present Status and Beam Acceleration Tests on Cyclotron
　K. Arakawa, Y. Nakamura, W. Yokota, M. Fukuda, T. Nara, T. Agematsu, S. Okumura,
　I. Ishibori, and H. Tamura    251
9.4 Renewal of the Computer Control System for JAERI AVF Cyclotron
　T. Agematsu, K. Arakawa and S. Ishiro   254
9.5 Status of ECR Ion Sources at TIARA
　W. Yokota, Y. Saitoh, T. Nara, Y. Ishii and K. Arakawa  256
9.6 Development of New Type Beam Current Monitor using Secondary Electrons
　Y. Nakajima, Y. Saitoh and S. Tajima 259
9.7 Acceleration of Au2,3 and C9,10 Cluster Ions by TIARA 3 MV Tandem Accelerator
　Y. Saitoh, K. Mizuhashi and S. Tajima   261
9.8 Improvement of the Beam Size Measurement System for a Ultra-Fine Ion Microbeam
　Y. Ishii, A. Isoya and R. Tanaka 263
9.9 Evaluation of the Beam Qualities on a Discharge of the 3 MV Single-Ended Accelerator
　 Y. Ishii, S. Tajima, I. Takada, K. Mizuhashi, Y. Saitoh, S. Uno, Y. Ohkoshi,
　Y. Nakajima, T. Kamiya and T. Sakai  265

 10. Status of TIARA 1998
10.1 Utilization of TIARA Facilities
　Utilization and Coordination Division 269
10.2 Operation of JAERI AVF Cyclotron
　K. Arakawa, Y. Nakamura, W. Yokota, M. Fukuda, T. Nara, T. Agematsu,
　S. Okumura, I. Ishibori, H. Tamura, K. Akaiwa, To. Yoshida, S. Ishiro,
　 A. Matsumura, H. Suto, Tu. Yoshida, Y. Arakawa, S. Kanou amd A. Ihara 271
10.3  Operation of the Electrostatic Accelerators
　I. Takada, K. Mizuhashi, S. Uno, K. Ohkoshi, Y. Nakajima, Y. Saitoh,
　Y. Ishii, T. Kamiya and T. Sakai 272
10.4 Radiation Control & Radioactive Waste Management in TIARA
　Safety Division & Utilities and Maintenance Division  273