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| Nov 1998-Mar 1999 | Apr 1999-Mar 2000 | Apr 2000-Mar 2001 |

In anti-chronological order (last updated on February 25, 2002)
PDF files of abstract are available on request via email. Figures in [ ] show file size in byte. At present, nothing occur when you check boxes.

Apr 2000-Mar 2001
  • Symposium on Nano-structured Materials and Advanced Functions: Post Symposiumo of International Conference on Colloid and Surface Science. Sapporo, November 10-11, 2000
    • Tsukasa Torimoto, Naohiro Tsumura, Hiroshi Yoneyama and Bunsho Ohtani, Fabrication of CdS Nanoparticle Arrays and Their Photoelectrochemical Properties (O-11) [pdf: 168K]
    • Shigeru Ikeda, Hadi Nur and Bunsho Ohtani, Phase Boundary Catalysis: A Novel Approach for Alkene Epoxidation by Zeolite Partly Modified with Alkylsilane with Hydrogen Peroxide (P-7) [pdf: 21K]
    • Bonamali Pal, Shigeru Ikeda and Bunsho Ohtani, Photocatalytic Reaction of Mercury(II) Sulfide Suspended or Immersed in an Aqueous Amino Acid Solution (P-8) [pdf: 26K]
  • Symposiumo on Photochemistry 2000, Sapporo, September 25-27, 2000
    • Shigeru Ikeda, Noboru Sugiyama and Bunsho Ohtani, Evaluation of Electron-Hole Recombination Rate in Photoirradiated Titanium(IV) Oxide: Correlation between Photocatalytic Activity and Physical Properties (2C09) [pdf: 24K]
    • Bonamali Pal, Shigeru Ikeda and Bunsho Ohtani, Photocatalytic Reaction by Mercury(II) Sulfide in Aqueous Dispersion (3P095) [pdf: 37K]
  • The 86th Annual Meeting of Catalysis Society of Japan, Tottori, September 19-22, 2000
    • Bonamali Pal, Shigeru Ikeda and Bunsho Ohtani, Photocatalytic Reaction by Natural Mercury(II) Sulfide Crystals Suspended in Aqueous Solutions (3H16) [pdf: 13K]
    • Shigeru Ikeda, Noboru Sugiyama and Bunsho Ohtani, Correlation between Physical Properties and Photocatalytic Activity in the Suspension of Titanium(IV) Oxide Powders (4H05) [pdf: 26K]
    • Hadi Nur, Shigeru Ikeda and Bunsho Ohtani, Zeolite Catalyst Loaded with Alkylsilane-Covered Titanium Oxide as a Model Catalyst of Triphase System (4G10) [pdf: 20K]
  • Fall Meeting of the Electrochemical Society of Japan 2000, Narashino, September 12-13, 2000
    • Tsutomu Hirakawa, Hiroshi Kominami, Bunsho Ohtani and Yoshio Nosaka (*Nagaoka University of Technology), Infuluence of heat treatment on surface radical species and the reduction properties of HyCOM-TiO2 photocatalysts (1E25) [pdf: 257K]
    • Shigeru Ikeda, Noboru Sugiyama and Bunsho Ohtani, Evaluation of Electron-Hole Recombination Rate in Photoirradiated Titanium(IV) Oxide by Analyzing Amount of the Surface Defects (1E26) [pdf: 39K]
    • Bunsho Ohtani, Bonamali Pal and Shigeru Ikeda, Photocatalytic Reaction of Suspended Mercury Sulfide Powders (1E31) [pdf: 39K]
  • 2000 International Symposium on Formation, Physics and Device Application of Quantum Dot Structures (QDS 2000) (Sapporo) September 10-14, 2000
    • Bunsho Ohtani, Shen Ye and Kohei Uosaki, Modification of Semiconductor Surfaces by Self-Assembled Monolayers (Tu3-5) [pdf: K]
  • International Symposium on Electrochemistry of Ordered Interfaces 2000 (EOI-2000), Sapporo, August 24-26, 2000
    • Shigeru Ikeda, Noboru Sugiyama, Bonamali Pal, Giuseppe Marci, Leonardo Palmisano, and Bunsho Ohtani, Effect of Charge Recombination on Photocatalytic Activity of Transition-Metal-Loaded Titanium(IV) Oxide Suspended in Aqueous Solutions (P33) [pdf: K]
  • (IPS-2000) Thirteenth International Conference on Photochemical Conversion and Storage of Solar Energy, Snowmass, July 30-August 4, 2000
    • Shigeru Ikeda, Noboru Sugiyama, Bonamali Pal, Bunsho Ohtani, Giuseppe Marci and Leonardo Palmisano, Photocatalytic Activity of Transition-Metal Loaded Titanium(IV) Oxide Powders: Correlation with Recombination Kinetics (?) [pdf: K]
    • Bunsho Ohtani, Bonamali Pal and Shigeru Ikeda, Photocatalytic Reaction of Amino Acids on Several Metal Sulfide Particles (?) [pdf: K]
  • The 12th International Congres on Catalysis, Granada, July 9-14, 2000
    • Hiroshi Kominami, Jun-ichi Kato, Shin-ya Murakami, Masaaki Kohno, Yoshiya Kera, Sei-ichi Nishimoto, Masashi Inoue, Tomoyuki Inui, and Bunsho Ohtani, Thermal Treatment of Titanium Alkoxides in Organic Media: Novel Synthesis Methods for Titanium(IV) Oxide Photocatalyst of Ultra-high Activity (?) [pdf: 37K]
  • Symposium of Hokkaido Branch of Electrochemical Society of Japan for Yound Electrochemists, Sapporo, June 30, 2000
    • Shigeru Ikeda, Noboru Sugiyama, and Bunsho Ohtani, Correlation between Electron-Hole Recombination Behavior and Photocatalytic Activity of Titanium(IV) Oxide Powders (P4) [pdf: 21K]
  • The 19th Conference on Photo-related Catalysis Chemistry, Tokyo, June 14, 2000
    • Shigeru Ikeda, Noboru Sugiyama, and Bunsho Ohtani, Evaluation of activity and properties of titanium(IV) oxide photocatalysts (9) [pdf: 42K]
  • 4th International Mini-Symposium on Diamond Electrochemistry and Related Topics, Tokyo, May 31-June 1, 2000
    • Young-ho Kim, Ichizo Yagi, Kohei Uosaki, Bunsho Ohtani and Akira Fujishima
      Alteration of the semiconducting properties of lightly boron-doped diamond electrode by electrochemical anodization (P15) [pdf: 30K]
  • The 67th Annual Meeting of Electrochemical Society of Japan, Nagoya, April 4-6, 2000
    • Bunsho Ohtani (Invited Lecture in the session of Photoelectrochemistry) Direct Evaluation of Recombination Kinetics of Semiconductor Photocatalysts by Ultrafast Laser Spectroscopy (S2F11) [pdf: 52K]
    • Bunsho Ohtani, Shigeru Ikeda, Noboru Sugiyama
      Correlation Between Photocatalytic Activity and Physical Properties of Titanium(IV) Oxide Photocatalysts (2F21) [pdf: 24K]

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Apr 1999-Mar 2000
  • The 78th Annual Meeting of the Chemical Society of Japan, Funabashi, March 28-31, 2000
    • Koji Hayashi, Shin-ya Murakami, Hiroshi Kominami, Yoshiya Kera, Bunsho Ohtani, Photocatalytic reduction of dichromate ions in the aqueous solusion of titanium oxide; Relation between the amount of adsorption and photocatalytic activity
    • Megumi Miyakawa, Shin-ya Murakami, Hiroshi Kominami, Yoshiya Kera, Bunsho Ohtani, Synthesis of tantalate compounds in organic media and their photocatalytic activities
    • Shigeru Ikeda, Sahar A. Mohamed, Bunsho Ohtani, Photocatalytic Degradation of Organic Contaminants in Water by Using Titanium (IV) Oxide Powders (2H229) [pdf: 23K]
    • Shigeru Ikeda, Noboru Sugiyama, Bonamali Pal, Bunsho Ohtani, Liquid Phase Photocatalytic Reaction on Transition- Metal Loaded Titanium (IV) Oxide Powder) (2H230) [pdf: 24K]
    • Bunsho Ohtani, Shigeru Ikeda, Hiroshi Kominami, Shin-ya Murakami, Yoshiya Kera, Evaluation of Recombination Rate of Photoexicited Electron and Positive Hole on Ultrahigh Active Titanium (IV) Oxide Powders (2H231) [pdf: 25K]
    • Hiroyuki Inoue, Shin-ya Murakami, Hiroshi Kominami, Yoshiya Kera, Bunsho Ohtani, Photocatalytic reduction of nitrate ions by TiO2 powders
  • The 85th Annual Meeting of Catalysis Society of Japan, Narashino, March 27-28, 2000
    • Noboru Sugiyama, Shigeru Ikeda, Bonamali Pal, Bunsho Ohtani, Photocatalytic Reaction by Transition-Metal-Doped Titanium(IV) Oxide Suspension-Correlation between Electron-Hole Recombination and Photocatalytic Activity (1P30) [pdf: 21K]
    • Koji Hayashi, Shin-ya Murakami, Yoshiya Kera, Bunsho Ohtani, Photocatalytic Reductive Detoxification of dichromate ion by Titanium(IV) Oxide (?) [pdf: 27K]
  • The Third SANKEN International Symposium on Advanced Nanoelectronics; Devices, Materials and Computing, Osaka, March 14-15, 2000
    • Sigeru Ikeda, Bunsho Ohtani, Direct Observation of Electron-Hole Recombination Kinetics in Photoexcited Semiconductor Nanoparticles by Ultrafast Laser Spectroscopy (?) [pdf: K]
  • The 18th Seminar on Spectroscopy of Adsorbed Molecules, Otaru,
    December 18-19, 1999
    • Bunsho Ohtani, Shigeru IKEDA, Bonamali PAL, Noboru SUGIYAMA, Evaluation of Semiconductor Photocatalysts by Femtosecond Laser Pump-probe Technique (1-Japanese)
  • 10th CRC International Symposium on Fabrication of Nano-Ordered Materials and Catalytic Functions, Sapporo, December 4-7, 1999.
    • Bunsho Ohtani, Role of Recombination in Photocatalysis: Femtosecond Laser Spectroscopic Study on the Charge Carrier Kinetics in Semiconducting Materials (B-14) [pdf: 34K]
    • Shigeru Ikeda, Noboru Sugiyama, Bonamali Pal, Bunsho Ohtani, Giuseppe Marci, Leonardo Palmisano, Photocatalytic Activity of Transition-Metal Doped Titanium(IV) Oxide Powders (P-25) [pdf: 21K]
    • Bunsho Ohtani, Akiko Shintani, Kohei Uosaki, Two-dimensional Chirality in Self-assembled Monolayer of Atropisomeric Compounds Covalently Bound to Gold (P-26) [pdf: 59K]
  • The 19th Annual Meeting of Surface Science Society of Japan
    • Bunsho Ohtani, Akiko Shintani, Kohei Uosaki, Preparation of Two-dimensionally Chirality by Surface Modification (2C05-Japanese) [pdf: 48K]
  • The 18th Symposium on Photochemistry of Solids and Surfaces, Sapporo, November 29-30, 1999
    • Bunsho Ohtani, Dai Miyamoto, Hidenori Noguchi, Kohei Uosaki, Recombination Kinetics in Titanium(IV) Oxide Photocatalysts Evaluated by Pump-Probe Diffuse Reflectance Spectroscopy (101) [pdf: 56K]
  • The 6th Symposium on Recent Development in Photocatalysis, Tokyo, November 26, 1999
    • Shigeru Ikeda, Noboru Sugiyama, Bonamali Pal, Bunsho Ohtani, Correlation of Rate of Electron-Hole Recombination with Photocatalytic Activity of Titanium(IV) oxide - Effect of Doping of Transition Metals (P-59) [pdf: 21K]
    • Hisayuki Kumamoto, Hiroshi Kominami, Yoshiya Kera, Bunsho Ohtani, Preparation of Transparent Thin Film of Ultra-highly Active Titanium(IV) Oxide Photocatalyst (P-05) [pdf: 26K]
  • Information Exchange Seminar on Photoconversion and Photosynthesis: Past, Present and Future Prospects, Okazaki, November 15-17, 1999
    • Bunsho Ohtani, Hidenori Noguchi, Dai Miyamoto, and Kohei Uosaki,
      Ultrafast Laser Spectroscopic Study on Photogenerated Charge Carrier in Titanium Oxide Particles (VI-01) [pdf: 9K]
  • Annual Report Meeting of Catalysis Research Center, Hokkaido University, Sapporo, November 5, 1999
    • Bunsho Ohtani, Laboratory of Catalytic Reaction Chemistry (?) [pdf: 50K]
  • Annual Seminar for Technical Staff of Catalysis Research Center, Hokkaido University, Sapporo, October 28, 1999
    • Bunsho Ohtani, Symmetry at Surface: Two-dimensionally Chiral Structure of Molecular Assemblies (Lecture 2) [pdf: 55K]
  • The Joint International Meeting of 196th Meeting of The Electrochemical Society and 1999 Fall Meeting of The Electrochemical Society of Japan, Honolulu, October 17-22, 1999
    • Bunsho Ohtani, Akiko Shintani, Kohei Uosaki, Two-dimensional Chirality: Self-assembled Monolayer of Atropisomeric Compounds Covalently Bound to Gold Surface (1928) [pdf: 46K]
    • Shigeru Ikeda, Noboru Sugiyama, Bonamali Pal, Bunsho Ohtani, Effect of Doping of Transition Metals to Titanium(IV) Oxide Powders on Their Photocatalytic Activity in Aqueous Suspensions (1454) [pdf: 22K]
    • Bunsho Ohtani, Hidenori Noguchi, Dai Miyamoto, Kohei Uosaki, Femtosecond Laser Spectroscopic Study on the Recombination Kinetics in Semiconducting Materials (2222) [pdf: 19K]
  • The 84th Annual Meeting of Catalysis Society of Japan, Akita, September 29-October 2, 1999
    • Bunsho Ohtani, Hidenori Noguchi, Dai Miyamoto, Kohei Uosaki, Effect of Excitation Wavelength on Transient Photoabsorption of Titanium(IV) Oxide Photocatalyst (3C18) [pdf: 26K]
    • Shin-ya Murakami, Hiroshi Kominami, Yoshiya Kera, Katsumi Okada, Bunsho Ohtani, Complete Water Splitting by Ultra-highly Active Titanium(IV) Oxide Photocatalyst (3C19) [pdf: 27K]
    • Shigeru Ikeda, Noboru Sugiyama, Bonamali Pal, Bunsho Ohtani, Physical Properties and Photocatalytic Activity of Titanium(IV) Oxide Particles Doped with Transition Metals (3C20) [pdf: 27K]
    • Bunsho Ohtani, Decisive Factor of Photocatalytic Activity - Evaluation and Control of Recombination of Electron and Positive Hole (Invited) (4C07) [pdf: 22K]
  • The 77th Annual Meeting of the Chemical Society of Japan, Sapporo, September 23-26, 1999
    • Young-ho Kim, Bunsho Ohtani, Akira Fujishima, Kohei Uosaki, A Study of Electrochemically Anodized Boron-doped Diamond Electrodes (2A107) [pdf: 40K]
    • Bunsho Ohtani, Akiko Shintani, Kohei Uosaki, Two-dimensional Chirality: STM Observation of Self-assembled Monolayer of Atropisomeric Compounds on Gold (3A509) [pdf: 59K]
    • Bunsho Ohtani, (Symposium on Organic Synthesis at Environmetally Benign Reaction Field) Photocatalytic Reaction of Nitrogen-Containing Compounds on Semiconductor Particles (3B314) [pdf: 16K]
    • Noboru Sugiyama, Shigeru Ikeda, Bonamali Pal, Bunsho Ohtani, Effect of Doping of Transition Metals on Photocatalytic Activity of Titanium Oxide(IV) Suspension (4P2B007) [pdf: 19K]
  • Annual Symposium of Division of Biofunctional Chemistry, The Chemical Society of Japan, Sapporo, September 23-24, 1999
    • Bunsho Ohtani, Photocatalytic Cyclization of Amino Acids - Development of Enzyme-like Reaction Processes (1E215) [pdf: 15K]
  • The 39th Aurora Seminar, Noboribetsu, July 24-25, 1999
    • Noboru Sugiyama, Bonamali Pal, Shigeru Ikeda, Bunsho Ohtani, Effect of Transition Metal Doping on Physical Properties and Photocatalytic Activity of Titanium Oxide (P6, Japanese)
  • Summer Seminar of Hokkaido Branch of Chemical Society of Japan, Tomakomai, July 23, 1999
    • Noboru Sugiyama, Bonamali Pal, Shigeru Ikeda, Bunsho Ohtani
      Physical Properties and Photocatalytic Activity of Titanium Oxide Doped with Transition Metals (B11, Japanese) [pdf: 16K]
  • The 23rd Symposium on Electroorganic Chemistry, Nagaoka, July 1-2, 1999
    • Bunsho Ohtani, Akiko Shintani, Kohei Uosaki, Chiral Surface--Two Dimensional Chirality of Self-assembled Monolayer of Atropisomeric Compounds (B-20) [pdf: 55K]
  • The 17th Lilac Seminar, Ohtaki, June 25-26, 1999
    • Bunsho Ohtani, Arrangement of Molecules and Particles on Surfaces: Two-dimensional Chirality and Mono-particle Layer
  • The 18th Conference on Photo-related Catalysis Chemistry, Tokyo, June 15, 1999
    • Bunsho Ohtani, Hidenori Noguchi, Dai Miyamoto, Kohei Uosaki
      Direct Observation of Photoinduced Electron Transfer Kinetics in Semiconductor Photocatalysts by Ultrafast Time-resolved Transient Absorption Spectroscopy (6) [pdf: 79K]
  • 3rd International Mini-Symposium on Diamond Electrochemistry and Related Topics, Tokyo, June 7-8, 1999
    • Bunsho Ohtani, Young-ho Kim, Kohei Uosaki, Electrochemical Treatment of Boron-Doped Diamond Electrodes (S12) [pdf: 43K]
  • 16th North American Catalysis Society Meeting, Boston, May 30 - June 4, 1999
    • Hiroshi Kominami, Jun-ichi Kato, Shin-ya Murakami, Yoshiya Kera, Masashi Inoue, Tomoyuki Inui and Bunsho Ohtani, Thermal Treatment of Titanium Alkoxides in Alcohols: New Synthesis Method for Titanium(IV) Oxide Photocatalyst of Ultra-High Activity (B-021) [pdf: 9K]
  • '99 Asian Conference on Electrochemistry, Tokyo, May 19-21, 1999
    • Young-ho Kim, Bunsho Ohtani, Kohei Uosaki, Effect of Electrochemical Treatments on Boron-Doped Diamond Electrode (1PA21) [pdf: 10K]
  • The 66th Annual Meeting of the Electrochemical Society of Japan, Yokohama, March 31-April 2, 1999
    • Hidenori Noguchi, Dai Miyamoto, Bunsho Ohtani, Kohei Uosaki, Effect of Excitation Wavelength on Initial Photoexcited Process in TiO2 Semiconductor Powders (1G21-Japanese) [pdf: 26K]
    • Bunsho Ohtani, Akiko Shintani, Kohei Uosaki, Two-dimensional Chirality: STM Observation of Self-assembled Monolayer of Atropisomeric Compounds on Gold (3B05-Japanese) [pdf: 47K]

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Nov 1998-Mar 1999
  • The 76th Annual Meeting of the Chemical Society of Japan, Tokyo, March 28-31, 1999
    • Bunsho Ohtani, Akiko Shintani, Kohei Uosaki, STM Observation of Self-assembled Monolayer of Atropisomeric Compounds (4F106-Japanese) [pdf: 43K]
    • Megumi Miyakawa, Shin-ya Murakami, Tadashi Yasuda, Sei-ichi Onoue, Hiroshi Kominami, Yoshiya Kera, Bunsho Ohtani, Synthesis of Highly Active Tantalum(V) Oxide Photocatalyst in Organic Media (4F413-Japanese) [pdf: 11K]
    • Shin-ya Murakami, Hiroshi Kominami, Yoshiya Kera, Katsumi Okada, Bunsho Ohtani, Titanium(IV) Oxide Photocatalyst of Ultra-high Activity (8). Photocatalytic Decomposition of Water (4F426-Japanese) [pdf: 13K]
  • The 83rd Annual Meeting of Catalysis Society of Japan, Tokyo, March 27-28, 1999
    • Shin-ya Murakami, Jun-ichi Kato, Hiroshi Kominami, Yoshiya Kera, Bunsho Ohtani, Decomposition of Organic Acids by Ultra-highly Active Titanium(IV) Oxide Photocatalysts - Relation between Amount of Adsorption and Activity (2P02-Japanese) [pdf: 24K]
  • 217th American Chemical Society National Meeting, Anaheim, March 21-25, 1999
    • H. Noguchi, B. Ohtani, K. Uosaki, Direct Observation of Photoinduced Electron Transfer Kinetics at TiO2 by Femtosecond Transient Absorption Spectroscopy (?) [pdf: 11K]
  • 1999 Winter Conference of Hokkaido Branches, Sapporo, February 2-3, 1999
    • Akiko Shintani, Bunsho Ohtani, Kohei Uosaki, STM Observation of Self-assembled Monolayer of Atropisomeric Compounds (2B22-Japanese) [pdf: 43K]
  • The Second SANKEN International Symposium on Chemical and Physical Perspective for Molecular Devices, Osaka, January 26-27, 1999.
    • Bunsho Ohtani, Akiko Shintani, Kohei Uosaki, Two-dimensional Chirality of Self-assembled Monolayer of Atropisomeric Compounds (PB16) [pdf: 44K]
  • 1999 Conference of Hokkaido Branches of Electrochemistry Related Three Societies, Sapporo, January 14, 1999
    • Dai Miyamoto, H. Noguchi, B. Ohtani, K. Uosaki, Direct Observation of Photoinduced Electron Transfer Kinetics at TiO2 by Femtosecond Transient Absorption Spectroscopy (A08-Japanese) [pdf: 17K]
  • The 5th Symposium on Recent Development in Photocatalysis, Tokyo, December 2, 1998
    • Bunsho Ohtani, Hiroshi Kominami, Robert M. Bowman, Kohei Uosaki, Recombination Kinetics in Photoirradiated Semiconductor Materials: Femtosecond Diffuse Reflectance Spectroscopy of Semiconductor-Aqueous Solution Interface (P76-Japanese) [pdf: 30K]
    • Shin-ya Murakami, Jun-ichi Kato, Hiroshi Kominami, Yoshiya Kera, Bunsho Ohtani, Decomposition of Organic Acids by Ultra-highly Active Titanium(IV) Oxide Photocatalysts - Relation between Amount of Adsorption and Activity (P77-Japanese) [pdf: 22K]
  • The Electrochemical Society 194th Meeting, Boston, November 1-6, 1998
    • K. Uosaki, T. Nakanishi, B. Ohtani, Preparation and Photoelectrochemical Properties of Semiconductor Nanoparticles Layered Films on Gold
  • Fall Meeting of the Electrochemical Society of Japan 1998, Nagaoka, October 23, 1998
    • Akiko Shintani, Bunsho Ohtani, Kohei Uosaki
      Electrochemical Characterization and STM Observation of Gold Surface Modified with Optically-Active Atropisomerically Chiral Compounds (1H26-Japanese) [pdf: 38K]
    • Hidenori Noguchi, Bunsho Ohtani, Kohei Uosaki
      Direct Observation of Photoinduced Electron Transfer Kinetics at TiO2 by Femtosecond Transient Absorption Spectroscopy (2B23-Japanese) [pdf: 38K]
  • One Day International Symposium: Prospects for the Design of Environmentally Friendly Photocatalytic Systems Using Solar Beam and/or Visible Light, Sakai, November 10, 1998.
    • B. Ohtani, H. Noguchi, D. Miyamoto, K. Uosaki, Recombination Kinetics in Photoirradiated Semiconductor Materials: Femtosecond Diffuse Reflectance Spectroscopy of Semiconductor-Aqueous Solution Interface (5) [pdf: 15K]

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