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SOUDA, Ryutaro
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305-0047 1-2-1 Sengen Tsukuba Ibaraki JAPAN [Access]
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Research papers TSV

2008
  1. Ryutaro Souda. Glass−Liquid Transition, Crystallization, and Melting of a Room Temperature Ionic Liquid: Thin Films of 1-Ethyl-3-methylimidazolium Bis[trifluoromethanesulfonyl]imide Studied with TOF-SIMS. The Journal of Physical Chemistry B. 112 [48] (2008) 15349-15354 10.1021/jp805120m
  2. Jens Günster, Oliver Höfft, Stefan Krischok, Ryutaro Souda. A time-of-flight secondary ion mass spectroscopy study of 1-ethyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide RT-ionic liquid. Surface Science. 602 [21] (2008) 3403-3407 10.1016/j.susc.2008.09.018
  3. Ryutaro Souda. Glass−Liquid Transition of Vapor-Deposited Hexane Studied Using TOF-SIMS. The Journal of Physical Chemistry B. 112 [39] (2008) 12439-12443 10.1021/jp804781j
  4. Ryutaro Souda. The glass-liquid transition of water on hydrophobic surfaces. The Journal of Chemical Physics. 129 [12] (2008) 124707 10.1063/1.2980041
  5. Ryutaro Souda. Dewetting of Thin Amorphous Solid Water Films and Liquid-Cubic Ice Coexistence in Droplets Studied Using Infrared-Absorption and Secondary-Ion-Mass Spectroscopy. The Journal of Physical Chemistry B. 112 [38] (2008) 11976-11980 10.1021/jp8047828
  6. Ryutaro Souda, Jens Günster. Temperature-programed time-of-flight secondary ion mass spectrometry study of 1-butyl-3-methylimidazolium trifluoromethanesulfonate during glass-liquid transition, crystallization, melting, and solvation. The Journal of Chemical Physics. 129 [9] (2008) 094707 10.1063/1.2965526
  7. Ryutaro Souda. Roles of Deeply Supercooled Ethanol in Crystallization and Solvation of LiI. The Journal of Physical Chemistry B. 112 [9] (2008) 2649-2654 10.1021/jp710263m
2006
  1. Ryutaro Souda. Liquid-liquid transition in supercooled water investigated by interaction with LiCl and Xe. The Journal of Chemical Physics. 125 [18] (2006) 181103 10.1063/1.2400038
  2. Ryutaro Souda. Substrate and Surfactant Effects on the Glass−Liquid Transition of Thin Water Films. The Journal of Physical Chemistry B. 110 [35] (2006) 17524-17530 10.1021/jp061831f
  3. Ryutaro Souda. Glass−Liquid Transition of Carbon Dioxide and Its Effect on Water Segregation. The Journal of Physical Chemistry B. 110 [36] (2006) 17884-17888 10.1021/jp061400x
  4. Jens Günster, Ryutaro Souda. On the Wettability of Lipid DPPC Films. Langmuir. 22 [16] (2006) 6939-6943 10.1021/la060676t
  5. Ryutaro Souda. Structural relaxation of formic acid and its interaction with water and Xe at cryogenic temperatures. Surface Science. 600 [16] (2006) 3135-3140 10.1016/j.susc.2006.05.044
  6. Ryutaro Souda. Evidence of Deeply Supercooled Liquid Water in Interaction with LiCl. The Journal of Physical Chemistry B. 110 [30] (2006) 14787-14791 10.1021/jp061801c
  7. Ryutaro Souda. Time-of-flight secondary ion mass spectroscopy analysis of Na adatoms interacting with water-ice film. The Journal of Chemical Physics. 125 [4] (2006) 044706 10.1063/1.2216692
  8. H. Kawanowa, M. Kondo, Y. Gotoh, R. Souda. Electron-stimulated cations desorption from water and perfluorocarbons at cryogenic temperature. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 247 [2] (2006) 232-237 10.1016/j.nimb.2006.01.055
2005
  1. M. Kondo, H. Kawanowa, Y. Gotoh, R. Souda. Hydration of ammonia and hydrogen chloride at cryogenic temperature studied by TP-TOF-SIMS. Surface Science. 594 [1-3] (2005) 141-147 10.1016/j.susc.2005.07.019
  2. Ryutaro Souda. Probing Surface Properties and Glass−Liquid Transition of Amorphous Solid Water:  Temperature-Programmed TOF-SIMS and TPD Studies of Adsorption/Desorption of Hexane. The Journal of Physical Chemistry B. 109 [46] (2005) 21879-21883 10.1021/jp054047o
  3. Ryutaro Souda. Kinetics of the glass–liquid transition of water. Chemical Physics Letters. 415 [1-3] (2005) 146-149 10.1016/j.cplett.2005.08.126
  4. Ryutaro Souda. Interaction of alkanes with an amorphous methanol film at15–180K. Physical Review B. 72 [11] (2005) 10.1103/physrevb.72.115414
  5. Jens Günster, Volker Kempter, Ryutaro Souda. Sodium Interacting with Amorphous Water Films at 10 and 100 K. The Journal of Physical Chemistry B. 109 [36] (2005) 17169-17173 10.1021/jp044697c
  6. Ryutaro Souda. Morphology, intermixing, and glass transition of amorphous acetic-acid films studied by temperature-programmed TOF-SIMS and TPD. Chemical Physics Letters. 413 [1-3] (2005) 171-175 10.1016/j.cplett.2005.07.080
  7. Ryutaro Souda. A temperature-programed time-of-flight secondary ion mass spectroscopy study of intermixing of amorphous ethanol and heavy-water films at 15–200 K. The Journal of Chemical Physics. 122 [13] (2005) 134711 10.1063/1.1869372
  8. Hitoshi Kawanowa, Hidenori Ozawa, Yoshihiko Gotoh, Ryutaro Souda. Structural Analysis of LiTaO3(0001) Surfaces Using Low-Energy Neutral Scattering Spectroscopy. Japanese Journal of Applied Physics. 44 [4A] (2005) 1907-1910 10.1143/jjap.44.1907
  9. Jens Günster, Ryutaro Souda. Water condensation on a Hydrophobic Surface: A structural self-trapping system. Physical Review B. 71 [4] (2005) 10.1103/physrevb.71.041407
2004
  1. Ryutaro Souda. Hydrophobic hydration of alkanes: Its implication for the property of amorphous solid water. The Journal of Chemical Physics. 121 [18] (2004) 8676-8679 10.1063/1.1814051
  2. Ryutaro Souda. Glass Transition and Intermixing of Amorphous Water and Methanol. Physical Review Letters. 93 [23] (2004) 10.1103/physrevlett.93.235502
  3. M. Kondo, H. Kawanowa, Y. Gotoh, R. Souda. Ionization and solvation of HCl adsorbed on the D[sub 2]O-ice surface. The Journal of Chemical Physics. 121 [17] (2004) 8589 10.1063/1.1804153
  4. Ryutaro Souda. Hydration of polar and nonpolar molecules at the surface of amorphous solid water. Physical Review B. 70 [16] (2004) 10.1103/physrevb.70.165412
  5. Ryutaro Souda. Solvation of Octane at Water− and Methanol−Ice Surfaces and Surfactant Effect of Methanol at Octane−Water Interface Studied by Temperature-Programmed TOF−SIMS. The Journal of Physical Chemistry B. 108 [32] (2004) 12159-12163 10.1021/jp048514y
  6. Yeon Hwang, Ryutaro Souda. Growth and atomic structure analysis of BaTiO3 hetero-epitaxial layers on the MgO(100) surface. Thin Solid Films. 458 [1-2] (2004) 26-31 10.1016/j.tsf.2003.11.227
  7. Wenlei Shan, Mingjye Wang, Shengcai Shi, Yoshihisa Irimajiri, Takeshi Noguchi. An Anomalous Peak on Intermediate Frequency Response of Superconductor-Isolator-Superconductor Mixers and Its Effect on Mixing Performance. Japanese Journal of Applied Physics. 43 [No. 5A] (2004) L617-L619 10.1143/jjap.43.l617
  8. R. Souda, H. Kawanowa, M. Kondo, Y. Gotoh. Interactions of D2O with methane and fluoromethane surfaces. The Journal of Chemical Physics. 120 [12] (2004) 5723-5728 10.1063/1.1650292
  9. Ryutaro Souda. Interactions of D2O with CO and CO2 molecules at cryogenic temperatures. Surface Science. 551 [3] (2004) 171-178 10.1016/j.susc.2004.01.008
  10. E. Asari, R. Souda. Observation of p(1×1)-type rows on TiO2(110)-p(1×2) surface by scanning tunneling microscope (STM). Solid State Communications. 129 [1] (2004) 15-18 10.1016/j.ssc.2003.08.047
  11. Ryutaro Souda. Interactions of Water with Pyridine and Benzene Studied by TOF-SIMS. The Journal of Physical Chemistry B. 108 [1] (2004) 283-288 10.1021/jp035996p

Books TSV

2013
  1. SOUDA, Ryutaro. ISS. 薄膜の評価技術ハンドブック. 2013 , 86-88

Proceedings TSV

2007
  1. KOIWAIRyoutaro, KAWANOWAHitoshi, GOTOHYoshihiko, SOUDA, Ryutaro. Characterization of water, ethanol, and 1-butanol films by interaction with C6F14 . SURFACE SCIENCE. 2007, 4557-4561
  2. KATOUMasahiko, SOUDA, Ryutaro. Energy spectrum shape of low energy ion scattering from insulators and its similarity to asymmetric spectrum shape observed in core level XPS from metals . NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS. 2007, 28-31
  3. KATOUMasahiko, SOUDA, Ryutaro. Elastic and inelastic collision of low energy proton scattering from rare gas solids. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS. 2007, 71-75
2005
  1. KONDO, Michio, 柴田貴史, 川野輪仁, 後藤芳彦, SOUDA, Ryutaro. TOF-SIMS investigation of hydration of acetic acid adsorbed on amorphous water-ice surface. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS. 2005, 134-139
  2. SOUDA, Ryutaro. TOF-SIMS analysis of ion-water interactions. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS. 2005, 125-133
  3. KONDO, Michio, 柴田貴史, 川野輪仁, 後藤芳彦, SOUDA, Ryutaro. Influence of helium-ion bombardment on the surface properties of pure and ammonia-adsorbed water thin films. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS. 2005, 140-145
2004
  1. 紺藤輪生, 川野輪仁, 後藤芳彦, SOUDA, Ryutaro. Hydration of the HCl and NH3 molecules adsorbed on amorphous water ice surface. APPLIED SURFACE SCIENCE. 2004, 509-513
  2. 川野輪仁, 紺藤輪生, 柴田貴史, 後藤芳彦, SOUDA, Ryutaro. Solvation of C2H5OH, CH3CHO, and CH3COCH3 molecules on D2O and CD3OD-ice surfaces. Applied Surface Science. 2004, 514-518
  3. 川野輪仁, KONDO, Michio, 後藤芳彦, SOUDA, Ryutaro. Hydration and H/D exchange of CH3OH adsorbed on the D2O-ice surface studied by time-of-flight secondary ion mass spectrometry (T. SURFACE SCIENCE. 2004, 1190-1195
  4. 川野輪仁, 森大輔, 後藤芳彦, SOUDA, Ryutaro. Epitaxial growth of BaO film on Ti buffered MgO(100) surface using low-energy neutral scattering. SURFACE AND INTERFACE ANALYSIS. 2004, 1001-1003
  5. 川野輪仁, KONDO, Michio, 後藤芳彦, SOUDA, Ryutaro. TOF-SIMS investigation of interactions of water with hydrophobic molecules. Surface Science. 2004, 1087-1092

Presentations TSV

Patents TSV

Registered patents
  1. No. 3116093 TiO単結晶薄膜の製造方法 (2000)
  2. No. 2976013 六ホウ化希土類電子放射材 (1999)
  3. No. 1946420 黒鉛薄膜を有する金属炭化物とその製造法 (1995)
  4. No. 1786621 遷移金属化合物からなるフィールド・エミッター (1993)
  5. No. 1725147 高安定電子放射性を示すフィールドエミッターの製造方法 (1993)
  6. No. 1708249 チタンオキシカーバイトエミッターの製造方法 (1992)
  7. No. 1613204 極高真空排気方法 (1991)
Patent applications
    International patents

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