FUKUI Ken-ichi

J-GLOBAL         Last updated: Nov 29, 2019 at 15:13
 
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Name
FUKUI Ken-ichi
Affiliation
Osaka University
Section
Graduate School of Engineering Science Department of Materials Engineering Science
Job title
Professor
Degree
Doctor of Science(The University of Tokyo)
Research funding number
60262143
ORCID ID
0000-0001-8780-5853

Research Areas

 
 

Academic & Professional Experience

 
Apr 2019
 - 
Today
Visiting Professor, Photo-Molecular Science Division, Institute of Molecular Science
 
Apr 2008
 - 
Today
Professor, Graduate School of Engineering Science, Department of Materials Engineering Science, Osaka University
 
Jun 2008
 - 
Mar 2009
Visiting Professor (Concurrent), Graduate School of Science and Engineering, Tokyo Institute of Technology
 
Apr 2002
 - 
Mar 2008
Associate Professor, Graduate School of Science and Engineering, Department of Chemistry, Tokyo Institute of Technology
 
Oct 2006
 - 
Mar 2010
PRESTO Researcher (Concurrent), Japan Science and Technology Agency
 
Apr 2001
 - 
Mar 2002
Lecturer, Graduate School of Science, Department of Chemistry, The University of Tokyo
 
2002
   
 
- Tokyo Institute of Technology Dept. Chem., School of Sci. and Engin. Associate Professor
 
2001
 - 
2002
 The University of Tokyo Dept. Chem., School of Sci. Lecturer
 
Apr 1994
 - 
Mar 2001
Assistant Professor, Graduate School of Science, Department of Chemistry, The University of Tokyo
 
1994
 - 
2001
 The University of Tokyo Dept. Chem., School of Sci. Reseach Associate
 

Education

 
Apr 1991
 - 
Mar 1994
Department of Chemistry, PhD course, Graduate School of Science, The University of Tokyo
 
Apr 1989
 - 
Mar 1991
Department of Chemistry, Master course, Graduate School of Science, The University of Tokyo
 
Apr 1985
 - 
Mar 1989
Department of Chemistry, School of Science, The Univesity of Tokyo
 
 
 - 
1989
Faculty of Science, The University of Tokyo
 

Committee Memberships

 
2017
 - 
Today
9th International Symposium on Surface Science (ISSS-9)  Steering Chair
 
May 2016
 - 
Today
The Japan Society of Vacuum and Surface Science  Board of Directors
 
2015
 - 
2017
8th International Symposium on Surface Science (ISSS-8)  Program Advisory
 
May 2011
 - 
May 2015
The Surface Science Society of Japan  Board of Directors
 
2011
 - 
2014
7th International Symposium on Surface Science (ISSS-7)  Program Chair
 
2011
 - 
2013
12th International Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures  Program Committee Member
 
2008
 - 
2011
6th International Symposium on Surface Science and Nanotechnology (ISSS-6)  Program Vice Chair
 
2008
 - 
2010
13th International Conference on Non-contact Atomic Force Microscopy (NC-AFM2010)  Program Committee Member
 
May 2003
 - 
May 2009
The Surface Science Society of Japan  Board of Directors
 
2009
 - 
2010
207th International Workshop on Oxide Surfaces (IWOX VII)  Program Chair
 
2006
 - 
2008
5th International Symposium on Surface Science and Nanotechnology (ISSS-5)  Treasurer
 
2004
 - 
2006
9th International Conference on Non-contact Atomic Force Miscroscopy (NC-AFM2006)  Program Committee Member
 
2003
 - 
2005
4th International Symposium on Surface Science and Nanotechnology (ISSS-4)  Local Arrangement chair
 

Awards & Honors

 
Mar 2017
the CSJ Award for Creative Work, The Chemical Society of Japan
 
Jan 2015
2015 Nanoprobe Technology Award, 167th Committee on Nanoprobe Technology in Japan Society for the Promotion of Science
 
Mar 2012
Fellow, Surface Science Society of Japan
 
May 2006
Young Researcher Award in Chemistry and Physics on Surfaces,, The Kao Foundation for Arts and Science
 
Nov 2000
Best Poster Award at International Conference on Colloid and Surface Science, Tokyo
 

Published Papers

 
Ichiro Tanabe, Aki Suyama, Taiki Sato, Ken Ichi Fukui
Analyst   143(11) 2539-2545   Jun 2018   [Refereed]
© 2018 The Royal Society of Chemistry. Despite providing rich information on electronic states, the far-ultraviolet (FUV, <200 nm) and deep-ultraviolet (DUV, <300 nm) absorption spectra of ionic liquids (ILs) are difficult to obtain without satura...
Ichiro Tanabe, Aki Suyama, Taiki Sato, Ken-ichi Fukui
Analyst   143 2539-2545   May 2018   [Refereed]
Yasuyuki Yokota, Hiroo Miyamoto, Akihito Imanishi, Jun Takeya, Jun Takeya, Kouji Inagaki, Yoshitada Morikawa, Yoshitada Morikawa, Ken Ichi Fukui
Physical Chemistry Chemical Physics   20(18) 13075-13083   Jan 2018   [Refereed]
© the Owner Societies 2018. Electric double-layer transistors based on ionic liquid/organic semiconductor interfaces have been extensively studied during the past decade because of their high carrier densities at low operation voltages. Microscopi...
Yasuyuki Yokota, Hiroo Miyamoto, Akihito Imanishi, Kouji Inagaki, Yoshitada Morikawa, Yoshitada Morikawa, Ken Ichi Fukui
Physical Chemistry Chemical Physics   20(9) 6668-6676   Jan 2018   [Refereed]
© 2018 the Owner Societies. It has been observed that the properties of room temperature ionic liquids near solid substrates are different from those of bulk liquids, and these properties play an important role in the development of catalysts, lub...
Ken Ichi Fukui
Bulletin of the Chemical Society of Japan   91(8) 1210-1219   Jan 2018   [Refereed]
© 2018 The Chemical Society of Japan. Local analyses of electrolyte/solid electrode interfaces at controlled electrode potentials are of fundamental importance to understanding the origin and properties of the electric double layer (EDL) at the in...
Hiroo Miyamoto, Yasuyuki Yokota, Akihito Imanishi, Kouji Inagaki, Yoshitada Morikawa, Yoshitada Morikawa, Ken Ichi Fukui
Physical Chemistry Chemical Physics   20(29) 19408-19415   Jan 2018   [Refereed]
© 2018 the Owner Societies. An understanding of the characteristics of ionic liquid/graphite interfaces is highly important for electrochemical devices such as batteries and capacitors. In this paper, we report microscopic studies of 1-butyl-3-met...
Ken Ichi Fukui, Toru Utsunomiya, Yasuyuki Yokota
Japanese Journal of Applied Physics   56(8)    Aug 2017   [Refereed]
© 2017 The Japan Society of Applied Physics. This progress review summarizes recent achievements on the analyses of electric double layer (EDL) formed at electrolyte/electrode interfaces by using electrochemical frequency modulation atomic force m...
Ken Ichi Amano, Yasuyuki Yokota, Takashi Ichii, Norio Yoshida, Naoya Nishi, Seiji Katakura, Akihito Imanishi, Ken Ichi Fukui, Tetsuo Sakka
Physical Chemistry Chemical Physics   19(45) 30504-30512   Jan 2017   [Refereed]
© 2017 the Owner Societies. An ionic liquid forms a characteristic solvation structure on a substrate. For example, when the surface of the substrate is negatively or positively charged, cation and anion layers are alternately aligned on the surfa...
Yasuyuki Yokota, Sumito Akiyama, Yukio Kaneda, Akihito Imanishi, Kouji Inagaki, Yoshitada Morikawa, Yoshitada Morikawa, Ken Ichi Fukui
Physical Chemistry Chemical Physics   19(48) 32715-32722   Jan 2017   [Refereed]
© 2017 the Owner Societies. The electrochemical properties of chemically modified electrodes have long been a significant focus of research. Although the electronic states are directly related to the electrochemical properties, there have been onl...
Ide R, Fujimori Y, Tsuji Y, Higashino T, Imahori H, Ishikawa H, Imanishi A, Fukui K, Nakamura M, Hoshi N.
Acs Omega   2(1) 128-135   Jan 2017   [Refereed]
Yokota Yasuyuki, Hara Hisaya, Morino Yusuke, Bando Ken-ichi, Ono Sakurako, Imanishi Akihito, Okada Yugo, Matsui Hiroyuki, Uemura Takafumi, Takeya Jun, Fukui Ken-ichi
Applied Physics Letters   108(8) 083113   Feb 2016   [Refereed]
Yokota Y, Akiyama S, Kaneda Y, Imanishi A, Inagaki K, Morikawa Y, Fukui K.
Journal of Physical Chemistry C   120(16) 8684-8692   Feb 2016   [Refereed]
Yokota Yasuyuki, Hara Hisaya, Morino Yusuke, Bando Ken-ichi, Imanishi Akihito, Uemura Takafumi, Takeya Jun, Fukui Ken-ichi
Physical Chemistry Chemical Physics   17(10) 6794-6800   Feb 2015   [Refereed]
Yokota Yasuyuki, Mino Yoshitada, Kanai Yuta, Utsunomiya Toni, Imanishi Akihito, Fukui Ken-ichi
Journal of Physical Chemistry C   119(32) 18467-18480   2015   [Refereed]
Yusuke Morino, Yuta Kanai, Akihito Imanishi, Yasuyuki Yokota, Ken Ichi Fukui
Japanese Journal of Applied Physics   53(5 SPEC. ISSUE 1) 05FY01   Jan 2014   [Refereed]
A simple, mild, reproducible, and controllable nanodeposition method for ionic liquids (ILs) by ejection of IL solution through a high-speed electromagnetic valve (pulse valve) to a substrate under vacuum is proposed (pulse-valve method). Sequenti...
Utsunomiya T, Yokota Y, Enoki T, Hirao Y, Kubo T, Fukui K.
Carbon   77 184-190   2014   [Refereed]
Harada Tomohiro, Yokota Yasuyuki, Imanishi Akihito, Fukui Ken-ichi
e-Journal of Surface Science and Nanotechnology   12 89-96   2014   [Refereed]
Tsuji Etsushi, Fukui Ken-ichi, Imanishi Akihito
Journal of Physical Chemistry C   118(10) 5406-5413   2014   [Refereed]
Yokota Y, Mino Y, Kanai Y, Utsunomiya T, Imanishi A, Wolak M. A, Schlaf R, Fukui K.
Journal of Physical Chemistry C   118(20) 10936-10943   2014   [Refereed]
Yokota Y, Hara H, Morino Y, Bando K, Imanishi A, Uemura T, Takeya J, Fukui K.
Applied Physics Letters   104(26) 263102   2014   [Refereed]
Imanishi A, Fukui K.
Journal of Physical Chemistry Letters   5(12) 2108-2117   2014   [Refereed]
Utsunomiya T, Yokota Y, Enoki T, Fukui K.
Chemical Communications   50(98) 15537-15540   2014   [Refereed]
Yokota Yasuyuki, Hara Hisaya, Harada Tomohiro, Imanishi Akihito, Uemura Takafumi, Takeya Jun, Fukui Ken-ichi
Chemical Communications   49(90) 10596-10598   2013   [Refereed]
Rudnev Alexander V, Zhumaev Ulmas, Utsunomiya Toru, Fan Chunjie, Yokota Yasuyuki, Fukui Ken-ichi, Wandlowski Thomas
Electrochimica Acta   107 33-44   2013   [Refereed]
Utsunomiya Toru, Yokota Yasuyuki, Enoki Toshiaki, Hirao Yasukazu, Kubo Takashi, Fukui Ken-ichi
Carbon   63 196-201   2013   [Refereed]
Etsushi Tsuji, Akihito Imanishi, Akihito Imanishi, Ken Ichi Fukui, Yoshihiro Nakato, Yoshihiro Nakato
Electrochimica Acta   56, 2009-2016(5) 2009-2016   Feb 2011   [Refereed]
The electrocatalytic activity of amorphous and crystalline RuO2thin films for oxygen evolution in an aqueous solution was investigated. The RuO2films were prepared on FTO substrates by electrodeposition or RF magnetron sputtering technique. The ob...
Imanishi Akihito, Gonsui Shinobu, Tsuda Tetsuya, Kuwabata Susumu, Fukui Ken-ichi
Physical Chemistry Chemical Physics   13(33) 14823-14830   2011   [Refereed]
Chen Zhiwen, Fujita Soshi, Fukui Ken-ichi
Journal of Physical Chemistry C   115(29) 14270-14277   2011   [Refereed]
Tsuji Etsushi, Fukui Ken-ichi, Imanishi Akihito
Electrochemistry   79(10) 787-789   2011   [Refereed]
Yasuyuki Yokota, Tomohiro Harada, Ken Ichi Fukui
Chemical Communications   46, 8627-8629(45) 8627-8629   Dec 2010   [Refereed]
Presence of inhomogeneous layered structures of ionic liquid (IL) molecules at IL/HOPG and IL/mica interfaces was directly detected and imaged by using frequency-modulation atomic force microscopy. High stability of the layered structures may dist...
Satoru Takakusagi, Ken Ichi Fukui, Ryugo Tero, Kiyotaka Asakura, Yasuhiro Iwasawa
Langmuir   26, 16392-16396(21) 16392-16396   Nov 2010   [Refereed]
We studied the methanol adsorption behavior of Pt nanoparticles that were vacuum-deposited on a TiO2(110) surface at room temperature by using an ultrahigh vacuum (UHV) scanning tunneling microscope (STM). A large number of bright spots were obser...
Daiko Takamatsu, Ken Ichi Fukui, Ken Ichi Fukui, Safwan Aroua, Yoko Yamakoshi, Yoko Yamakoshi
Organic and Biomolecular Chemistry   8, 3655-3664(16) 3655-3664   Aug 2010   [Refereed]
Tripodal molecules consisting of a tetrasubstituted adamantane with three phenylacetylene legs and a reversibly photoswitching apex were designed as "single molecular tips" for both chemical and topographical characterization of the substrate surf...
Ken Ichi Sakai, Kazuyuki Takai, Ken Ichi Fukui, Takeshi Nakanishi, Toshiaki Enoki
Physical Review B - Condensed Matter and Materials Physics   81, 235417   Jun 2010   [Refereed]
The local electronic structure near a graphene edge was investigated by scanning tunneling microscopy (STM) at low temperature. In addition to the presence of (√3×√3) R30° and honeycomb superperiodic patterns, a fine structure with threefold symme...
Ken Ichi Umeda, Ken Ichi Fukui, Ken Ichi Fukui
Journal of Vacuum Science and Technology B:Nanotechnology and Microelectronics   28 C4D40   Jan 2010   [Refereed]
Electroactive ferrocenylundecanethiol (FcC11H22SH) islands embedded in a n-heptanethiol (C7H15SH) self-assembled monolayer matrix on Au(111) were studied under potential control in 0.1M HClO4aqueous solution using electrochemical frequency modulat...
Xiang Shao, Xiang Shao, Ken Ichi Fukui, Hiroshi Kondoh, Mitsuhiko Shionoya, Yasuhiro Iwasawa
Journal of Physical Chemistry C   113, 14356-14362(32) 14356-14362   Aug 2009   [Refereed]
Methanol adsorption on the stoichiometric and slightly reduced ZnO(1010) surfaces has been studied by scanning tunneling microscopy (STM). On the stoichiometric surface it was found that adsorbed methanol formed two types of ordered structures by ...
Kasumi Naya, Ryousuke Ishikawa, Ken Ichi Fukui, Ken Ichi Fukui, Ken Ichi Fukui
Journal of Physical Chemistry C   113, 10726-10730(24) 10726-10730   Jun 2009   [Refereed]
To examine the active form of Au on Au/CeO2catalysts in the low-temperature water-gas shift (WGS) reaction, the effect of surface oxygen vacancies on Ceo2(111) on the charged state of Au nanoparticles (or clusters) deposited at 85 K was studied by...
Yoshikazu Ito, Akira Miyazaki, Ken Ichi Fukui, Suresh Valiyaveettil, Toshihiko Yokoyama, Toshiaki Enoki
Journal of the Physical Society of Japan   77(10) 103701   Oct 2008   [Refereed]
Single molecular magnets and single-particle magnets have been intensively investigated from the viewpoints of spintronics devices. We employ the giant magnetic moment effect on magnetic impurities embedded in Pd in designing a single-nanoparticle...
Toshiaki Enoki, Yousuke Kobayashi, Chika Katsuyama, Vladimir Yu Osipov, Vladimir Yu Osipov, Marina V. Baidakova, Marina V. Baidakova, Kazuyuki Takai, Ken ichi Fukui, Alexander Ya Vul'
Diamond and Related Materials   16(12) 2029-2034   Dec 2007   [Refereed]
The structure, electronic and magnetic properties of nanodiamond and nanographite/nanographene are investigated. Detonation nanodiamond particles that are covered with amorphous graphitic composites are hydrothermally treated to remove the graphit...
Toshiaki Enoki, Yousuke Kobayashi, Ken Ichi Fukui
International Reviews in Physical Chemistry   26, 609-645(4) 609-645   Oct 2007   [Refereed]
The electronic structure of nanographene having open edges around its circumference crucially depends on its edge shape. The circumference of an arbitrary shaped nanographene sheet is described in terms of a combination of zigzag and armchair edge...
Yasuyuki Yokota, Yasuyuki Yokota, Yasuyuki Yokota, Ken Ichi Fukui, Toshiaki Enoki, Masahiko Hara, Masahiko Hara
Journal of Physical Chemistry C   111, 7561-7564(21) 7561-7564   May 2007   [Refereed]
Electroactive ferrocenylundecanethiol islands embedded in an n-decanethiol SAM matrix were studied under potential control using in situ scanning tunneling microscopy (STM). Contrary to previous reports, the positive charges on ferrocene moieties ...
Yasuyuki Yokota, Yasuyuki Yokota, Yasuyuki Yokota, Ken Ichi Fukui, Toshiaki Enoki, Masahiko Hara, Masahiko Hara
Journal of the American Chemical Society   129, 6571-6575(20) 6571-6575   May 2007   [Refereed]
Electroactive tetrathiafulvalene thiol, specially designed to pursue an intermolecular electronic coupling, was embedded in an n-alkanethiol SAM matrix as islands and was studied under potential control using in situ scanning tunneling microscopy....
Ken Ichi Fukui, Motoyoshi Sakai
Journal of Physical Chemistry B   110(42) 21118-21123   Oct 2006   [Refereed]
Adsorption and growth of a C60monolayer on a TiO2(110)-1 × 2-cross-link structure were investigated by scanning tunneling microscopy (STM). Single C60molecules were preferentially anchored at the cross-link site due to interaction with undercoordi...
Weixia Tu, Weixia Tu, Ken Ichi Fukui, Akira Miyazaki, Toshiaki Enoki
Journal of Physical Chemistry B   110(42) 20895-20900   Oct 2006   [Refereed]
Magnetic and electronic properties are investigated for Pd nanoparticles coated with a TTF-derivative (EDT-TTF(SCH3)(SC10H 20SH)) and octadecanethiol organic mixed monolayer. The temperature-independent spin susceptibility and spin concentration o...
Yasuyuki Yokota, Yasuyuki Yokota, Akira Miyazaki, Ken Ichi Fukui, Toshiaki Enoki, Kaoru Tamada, Kaoru Tamada, Masahiko Hara, Masahiko Hara
Journal of Physical Chemistry B   110(41) 20401-20408   Oct 2006   [Refereed]
Electroactive tetrathiafulvalene (TTF)-containing alkanethiol self-assembled monolayers (SAMs) were designed and synthesized to elucidate the relationship between electrochemical responses and film structures. Two TTF derivative molecules having o...
Yousuke Kobayashi, Koichi Kusakabe, Ken ichi Fukui, Toshiaki Enoki
Physica E: Low-Dimensional Systems and Nanostructures   34(1-2) 678-681   Aug 2006   [Refereed]
The structure-dependent edge state of graphite is investigated by ultra-high-vacuum scanning tunneling microscopy (STM) and scanning tunneling spectroscopy (STS) observations. On a hydrogenated zigzag edge, bright spots assigned to edge states are...
Hideo Enozawa, Masashi Hasegawa, Daikou Takamatsu, Ken Ichi Fukui, Masahiko Iyoda
Organic Letters   8(9) 1917-1920   Apr 2006   [Refereed]
Synthesis of electroactive tris(tetrathiafulvaleno)dodecadehydro[18] annulenes with ester substituents has been carried out with palladium-mediated cyclotrimerization of 4,5-diethynyl-TTFs. The TTF[18]annulenes produce stacked dimmers in solution ...
Ken Ichi Fukui, Motoyoshi Sakai
Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers   45(3B) 2063-2066   Mar 2006   [Refereed]
Adsorption and growth of C60adlayers on a TiO2(110)-1 × 2-cross-link structure were investigated by scanning tunneling microscopy (STM). A single C60molecule was preferentially anchored at the cross-link site due to interaction with undercoordinat...
Yousuke Kobayashi, Ken Ichi Fukui, Toshiaki Enoki, Koichi Kusakabe
Physical Review B - Condensed Matter and Materials Physics   73(12) 125415   Mar 2006   [Refereed]
The edge states that emerge at hydrogen-terminated zigzag edges embedded in dominant armchair edges of graphite are carefully investigated by ultrahigh-vacuum scanning tunneling microscopy (STM) measurements. The edge states at the zigzag edges ha...
Daiko Takamatsu, Yoko Yamakoshi, Ken Ichi Fukui
e-Journal of Surface Science and Nanotechnology   4 249-253   Feb 2006   [Refereed]
A tripod molecule with an azobenzene arm was designed as a single-molecular tip for noncontact atomic force microscopy (NC-AFM), where photoswitching of the tip apex can change the probe function by the external stimulus. NC-AFM imaging on the syn...
Daiko Takamatsu, Yoko Yamakoshi, Ken Ichi Fukui
Journal of Physical Chemistry B   110(5) 1968-1970   Feb 2006   [Refereed]
A tripod molecule with an azobenzene arm was designed as a single molecular tip for noncontact atomic force microscopy (NC-AFM). The azobenzene moiety showed photoisomerization that enabled measurements of the same position of the sample by differ...
Yasuyuki Yokota, Yasuyuki Yokota, Akira Miyazaki, Ken Ichi Fukui, Toshiaki Enoki, Masahiko Hara, Masahiko Hara
Journal of Physical Chemistry B   109(50) 23779-23782   Dec 2005   [Refereed]
Electroactive tetrathiafulvalene thiol islands embedded in an n-alkanethiol SAM matrix were studied under potential control using in situ scanning tunneling microscopy. Unlike previously studied stochastic switching, the apparent height of the isl...
Yousuke Kobayashi, Ken Ichi Fukui, Toshiaki Enoki, Koichi Kusakabe, Yutaka Kaburagi
Physical Review B - Condensed Matter and Materials Physics   71(19) 193406   Dec 2005   [Refereed]
The presence of structure-dependent edge states of graphite is revealed by both ambient and ultrahigh-vacuum (UHV) scanning tunneling microscopy and scanning tunneling spectroscopy observations. On a hydrogenated zigzag (armchair) edge, bright spo...
T. Enoki, Y. Yokota, R. Yuge, W. Tu, A. Miyazaki, K. Takai, K. Fukui
Journal De Physique. IV : JP   114 667-671   Dec 2004   [Refereed]
Self-assembled monolayer (SAM) systems of alkanethiol and TTF-substituted alkanethiol molecules on Au substrate and metal nanoparticles are investigated. TTF-substituted alkanethiol molecules form charge transfer complex SAM with TCNQ molecules, w...
L. G. Cançado, M. A. Pimenta, B. R.A. Neves, G. Medeiros-Ribeiro, Toshiaki Enoki, Yousuke Kobayashi, Kazuyuki Takai, Ken Ichi Fukui, M. S. Dresselhaus, M. S. Dresselhaus, R. Saito, A. Jorio
Physical Review Letters   93(4) 047403-1-4-1   Jul 2004   [Refereed]
A polarized Raman study of a nanographite ribbon deposited on a highly oriented pyrolytic graphite (HOPG) substrate was discussed. The study shows evidence for anisotropic character of light scattering in this system. It was also observed that the...
Yousuke Kobayashi, Kazuyuki Takai, Ken Ichi Fukui, Toshiaki Enoki, Kikuo Harigaya, Kikuo Harigaya, Yutaka Kaburagi, Yukihiro Hishiyama
Journal of Physics and Chemistry of Solids   65(2-3) 199-203   Feb 2004   [Refereed]
Superperiodic patterns were observed by STM on two kinds of finite-sized graphene sheets. One is nanographene sheets inclined from a highly oriented pyrolitic graphite (HOPG) substrate and the other is a several-layer-thick graphene sheets with di...
Yoshimichi Namai, Ken Ichi Fukui, Ken Ichi Fukui, Yasuhiro Iwasawa
Nanotechnology   15(2) S49-S54-S54   Feb 2004   [Refereed]
The adsorption and reaction of methanol (CH3OH) and nitrogen dioxide (NO2) on CeO2(111) surfaces in different oxidation states were studied by noncontact atomic force microscopy (NC-AFM). After CH3OH exposure, surface oxygen defects without recons...
Yousuke Kobayashi, Kazuyuki Takai, Ken Ichi Saldin, Toshiaki Enoki, Kikuo Harigaya, Kikuo Harigaya, Yutaka Kaburagi, Yoshihiro Hishiyama
Physical Review B - Condensed Matter and Materials Physics   69(3) 035418-1-7   Jan 2004   [Refereed]
Superperiodic patterns near a step edge were observed by scanning tunneling microscopy on several-layer-thick graphite sheets on a highly oriented pyrolitic graphite substrate, where a dislocation network is generated at the interface between the ...
Ken Ichi Fukui, Ken Ichi Fukui, Satoru Takakusagi, Ryugo Tero, Masaki Aizawa, Yoshimichi Namai, Yasuhiro Iwasawa
Physical Chemistry Chemical Physics   5(24) 5349-5359   Dec 2003   [Refereed]
This article gives a topical review of the dynamic behavior of surface species on two representative metal oxide surfaces of TiO2(110) and CeO2(111) investigated by scanning tunneling microscopy (STM) and noncontact atomic force microscopy (NC-AFM...
Yoshimichi Namai, Ken Ichi Fukui, Ken Ichi Fukui, Yasuhiro Iwasawa
Journal of Physical Chemistry B   107(42) 11666-11673   Oct 2003   [Refereed]
Hexagonally arranged surface oxygen atoms, oxygen point defects, and multiple oxygen defects at oxygen-terminated CeO2(111) surfaces in different oxidation states were visualized by noncontact atomic force microscopy (NC-AFM). The multiple defects...
Yoshimichi Namai, Ken Ichi Fukui, Ken Ichi Fukui, Yasuhiro Iwasawa
Catalysis Today   85(2/4) 79-91   Oct 2003   [Refereed]
Atomic-scale structures and dynamic behaviors of CeO2(1 1 1) surfaces were imaged by noncontact atomic force microscopy (NC-AFM) and scanning tunneling microscopy (STM). Hexagonally arranged oxygen atoms, oxygen point vacancies, multiple oxygen va...
Weixia Tu, Kazuyuki Takai, Ken Ichi Fukui, Akira Miyazaki, Toshiaki Enoki
Journal of Physical Chemistry B   107, 10134-10140(37) 10134-10140   Sep 2003   [Refereed]
The structure and electronic properties are investigated for Pt nanoparticles coated with octadecanethiol self-assembled monolayer. The increase in the octadecanethiol/Pt ratio from 0 to full coverage reduces the average particle size from 2.2 to ...
Satoru Takakusagi, Ken Ichi Fukui, Ken Ichi Fukui, Ryugo Tero, Fumito Nariyuki, Yasuhiro Iwasawa
Physical Review Letters   91 066102   Aug 2003
The growth of Pt nanoparticles from a (methylcyclopentadienyl) trimethyl platinum (MeCpPtMe3) precursor on TiO2(110) was examined by STM. It was found that the Pt particle growth has a self-limiting feature. A mechanism for the self-limiting growt...
Ryugo Tero, Ken Ichi Fukui, Ken Ichi Fukui, Yasuhiro Iwasawa
Journal of Physical Chemistry B   107(14) 3207-3214   Apr 2003   [Refereed]
Well-ordered surface structure was prepared on a rutile TiO2(001) surface and investigated on the atomic scale by scanning tunneling microscopy (STM). The surface had a latticework-like structure with rows running along the [110] and [11̄0] direct...
Takakusagi S, Fukui K, Nariyuki F, Iwasawa Y.
Surface Science   523(1-2) L41-L46   2003   [Refereed]
Takakusagi S, Fukui K, Nariyuki F, Iwasawa Y.
Surface Science   523(1-2) L41-L46   Apr 2003   [Refereed]
Takehiko Sasaki, Yoshio Goto, Ryugo Tero, Kenichi Fukui, Yasuhiro Iwasawa
Surface Science   502(503) 136-143   Apr 2002   [Refereed]
Oxygen adsorption on a Mo(1 1 2) has been studied using HREELS, LEED and TPD. Oxygen molecules dissociatively adsorb to occupy quasi-threefold hollow site, long bridge site and atop site on a clean Mo(1 1 2) at 100 K. After annealing this surface ...
Ken Ichi Fukui, Yoshimichi Namai, Yasuhiro Iwasawa
Applied Surface Science   188(3/4) 252-256   Mar 2002   [Refereed]
Atomic-scale structures of CeO2(1 1 1) were examined by noncontact atomic force microscopy (NC-AFM). Hexagonally arranged surface oxygen atoms at an ideally oxygen-terminated surface, oxygen point vacancies, and multiple oxygen vacancies such as t...
S. T. Oyama, D. Lee, S. Sugiyama, K. Fukui, Y. Iwasawa
Journal of Materials Science   36(21) 5213-5217   Nov 2001   [Refereed]
The permeability properties of a new type of silica membrane for the small gas molecules CO2, CO, Ne, CH4, He, and H2are presented. The new membrane, denoted as Nanosil, has unusually high permeance for H2, but also allows passage of He and to a s...
K. I. Fukui, S. Sugiyama, Y. Iwasawa
Physical Chemistry Chemical Physics   3(17) 3871-3877   Oct 2001   [Refereed]
Formation of Au nano-particles on TiO2(110) from a gold-phosphine complex Au(PPh3)(NO3) was studied by environment-controlled atomic force microscopy (AFM). The Au complex began to agglomerate as particles larger than 4.2 nm in height on calcinati...
Hiroyuki Isobe, Sho Sugiyama, Ken Ichi Fukui, Yasuhiro Iwasawa, Eiichi Nakamura
Angewandte Chemie - International Edition   40(18) 3364-3367   Sep 2001   [Refereed]
DNA condensation by a fullerene vector has been imaged at the molecular level by atomic force microscopy (AFM); analysis of a mixture of plasmid DNA and DNA-binding fullerene with the aid of this carbonaceous vector provided the first information ...
K. I. Fukui, R. Tero, Y. Iwasawa
Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers   40(6B) 4331-4333   Jun 2001   [Refereed]
Surface structures of a TiO2(001) surface are examined in atomic scale by scanning tunneling microscopy (STM). Among two ordered phases which depend on annealing temperature as reported from a low energy electron diffraction (LEED) study, an atomi...
Shushi Suzuki, Shushi Suzuki, Ken ichi Fukui, Hiroshi Onishi, Hiroshi Onishi, Takehiko Sasaki, Yasuhiro Iwasawa
Studies in Surface Science and Catalysis   132 753-756   Jan 2001
Adsorption states of pyridine, ammonia (NH3) and water (H2O) molecules on TiO2(110)-(1x1) were studied by scanning tunneling microscopy (STM). Water molecules may be dissociated at step sites and gave OH species at the step edges. Different activi...
Takehiko Sasaki, Ken ichi Fukui, Yasuhiro Iwasawa
Studies in Surface Science and Catalysis   132 749-752   Jan 2001   [Refereed]
Density Functional calculations were performed to explain the behavior of pyridine adsorbed on a TiO2(110) surface observed by STM and to gain a detailed picture for the interaction between pyridine and the surface. Adsorption energies for various...
Iwasawa Y, Onishi H, Fukui K.
Topics in Catal.   14(1-4) 163-172   Apr 2001   [Refereed]
S. Takakusagi, M. Kato, Y. Sakai, K. Fukui, K. Asakura, Y. Iwasawa
Journal of Microscopy   200(3) 240-250   Dec 2000   [Refereed]
We have developed a new X-ray photoemission electron microscopy system combined with low energy electron microscopy, photoemission electron microscopy, mirror electron microscopy (MEM), secondary electron emission microscopy (SEEM) and Auger elect...
Eric M. Gaigneaux, Ken Ichi Fukui, Yasuhiro Iwasawa
Thin Solid Films   374(1) 49-58   Oct 2000   [Refereed]
Thin films of crystalline α-MoO3with thicknesses between 35 and 150 nm were prepared on Si(100) wafers by spin-coating of peroxo-polymolybdic solutions. Variations of the morphology of the films with spin-coating conditions and thermal treatments ...
Fukui K, Iwasawa Y.
Surface Science   464(2-3) L719-L726   Oct 2000   [Refereed]
Fluctuating molecules of acetate ions in the (2×1)-acetate overlayer on TiO2(110)-(1×1) were observed by noncontact atomic force microscopy. Each acetate ion adsorbed on its stable site was observed as bright round protrusion ordered in a (2×1) pe...
T. Kawaguchi, N. Ichikuni, A. Yamaguchi, T. Shido, H. Onishi, K. Fukui, Y. Iwasawa
Journal of Molecular Catalysis A: Chemical   158(1) 67-83   Sep 2000   [Refereed]
This paper attempts to extend our previous studies on the chemical design and characterization of metal atoms/ensembles attached at oxide surfaces and on the in-situ observation of adsorbed molecules on oxide model surfaces. This paper presents a ...
Ken Ichi Fukui, Rong Li Lo, Shigeki Otani, Yasuhiro Iwasawa
Chemical Physics Letters   325(1/3) 275-280   Jul 2000   [Refereed]
We have succeeded in imaging each surface carbon atom on Mo2C(0001) by scanning tunneling microscopy operated at low tunneling resistances and found a novel selective etching reaction of the surface carbon atoms by oxygen gas exposed at room tempe...
Shushi Suzuki, Ken Ichi Fukui, Hiroshi Onishi, Hiroshi Onishi, Yasuhiro Iwasawa
Physical Review Letters   84(10) 2156-2159   Jan 2000   [Refereed]
Hydrogen atoms adsorbed on TiO2(110)-(1×1) surfaces have been characterized by scanning tunneling microscopy (STM) combined with electron stimulated desorption (ESD) technique. Certain amounts of H atoms are unexpectedly found on the TiO2surfaces ...
Ken ichi Fukui, Yasuhiro Iwasawa
Surface Science   441(2/3) 529-541   Nov 1999   [Refereed]
The surface topography of an MgO(100) surface after annealing at high temperatures followed by Ar+-ion sputtering was examined by non-contact atomic force microscopy (NC-AFM) and X-ray photoelectron spectroscopy (XPS). The calcium impurity (210 pp...
Rong Li Lo, Ken Ichi Fukui, Shigeki Otani, Yasuhiro Iwasawa
Surface Science   440(3) L857-L862   Oct 1999   [Refereed]
A (√3 x √3)R30° C-terminated structure on Mo2C(0001) was observed by scanning tunneling microscopy. The structure was observed as a honeycomb structure with dark depressions corresponding to C atoms which make up the (√3 x √3)R30° lattice. High re...
Rong Li Lo, Ken Ichi Fukui, Shigeki Otani, S. Ted Oyama, Yasuhiro Iwasawa
Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers   38(6B) 3813-3815   Jun 1999   [Refereed]
The structure of an α-Mo2C(0001) surface varies depending on the annealing temperature. At least three phases are observed by low energy electron diffraction (LEED). A well-ordered (√3×√3)R30° structure was observed on α-Mo2C(0001) at annealing te...
Hiroshi Onishi, Hiroshi Onishi, Ken Ichi Fukui, Yasuhiro Iwasawa
Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers   38, 3830-3832(6B) 3830-3832   Jun 1999   [Refereed]
The ability of the space-correlation analysis of scanning tunneling microscope (STM) image to deduce short-range order is demonstrated on a dilute formate ion (HCOO-) overlayer prepared on a TiO2(110) surface. A c(4×2) local order of formate ions ...
Todd P. St. Clair, S. Ted Oyama, David F. Cox, Shigeki Otani, Yoshio Ishizawa, Rong Li Lo, Ken Ichi Fukui, Yasuhiro Iwasawa
Surface Science   426(2) 187-198   May 1999   [Refereed]
The (0001) surface of α-Mo2C prepared by Ar ion bombardment and annealing was characterized using X-ray photoelectron spectroscopy and low energy electron diffraction (LEED). An ion-bombarded surface annealed to 1000 K exhibits an Mo/C ratio of 2....
Shushi Suzuki, Hiroshi Onishi, Ken ichi Fukui, Yasuhiro Iwasawa
Chemical Physics Letters   304(3/4) 225-230   Apr 1999   [Refereed]
The thermally activated reaction of pyridine was studied by STM on a TiO2(110)-(1×1) surface. The unexpected condensation of weakly physisorbed pyridine was found. The formation and growth of the product particles were monitored in-situ on the sur...
Ken Ichi Fukui, Itaru Oshima, Heiko Oosterbeek, Yasuhiro Iwasawa
Chemical Physics Letters   299(2) 158-164   Jan 1999   [Refereed]
CuOXparticles were deposited by spin-coating on a SiO2(50 nm)/W(70 nm)/Si(100) buried metal substrate using 2-propanol solution of a Cu precursor followed by oxidation. The CuOX/SiO2/W/Si model catalyst was used to detect vibrational modes of subm...
Ken Ichi Fukui, Hiroshi Onishi, Yasuhiro Iwasawa
Applied Surface Science   140(3/4) 259-264   Jan 1999   [Refereed]
Atom-resolved images of a TiO2(110)-(1×1) surface and individual formate and acetate ions adsorbed on the surface were obtained by noncontact atomic force microscopy (NC-AFM) in ultrahigh vacuum. In contrast to previous scanning tunneling microsco...
Suzuki S, Fukui K, Onishi H, Iwasawa Y.
Surface and Interface Analysis   28(1) 135-141   Jan 1999   [Refereed]
This paper attempts to review our recent work dealing with TiO2(110)-(1×1) single crystals and to present new scanning tunnelling microscopy (STM) images of the adsorbed state and condensation reaction of pyridine at 350 K. Combined efforts of STM...
Iwasawa Y, Onishi H, Fukui K, Suzuki S, Sasaki T.
Faraday Discussions   114 259-266   Apr 1999   [Refereed]
Shushi Suzuki, Yoshitaka Yamaguchi, Hiroshi Onishi, Ken Ichi Fukui, Takehiko Sasaki, Yasuhiro Iwasawa
Catalysis Letters   50 117-123   Dec 1998
Pyridine molecules adsorbed on a TiO2(110) × 1) surface were visualized by scanning tunneling microscopy (STM). Direct evidence of coordination-controlled adsorption on a metal oxide surface is reported for the first time. A pyridine molecule was ...
Ken Ichi Fukui, Katsuya Motoda, Yasuhiro Iwasawa
Journal of Physical Chemistry B   102, 8825-8833(44) 8825-8833   Oct 1998   [Refereed]
Selective oxidation of methanol on oxygen-modified Mo(112) was investigated by temperature-programmed reaction (TPR) and under the catalytic reaction conditions at constant pressures of CH3OH and O2(10-6-10-5Pa). Low-energy electron diffraction (L...
Shushi Suzuki, Yoshitaka Yamaguchi, Hiroshi Onishi, Takehiko Sasaki, Ken Ichi Fukui, Yasuhiro Iwasawa
Journal of the Chemical Society - Faraday Transactions   94(1) 161-166   Jan 1998   [Refereed]
Pyridine, benzene, 2,6-dimethylpyridine (2,6-DMP), and m-xylene molecules adsorbed on a TiO2(110)-(1 × 1) surface have been characterized by scanning tunneling microscopy, thermal desorption spectroscopy, X-ray photoelectron spectroscopy, and mole...
Shushi Suzuki, Hiroshi Onishi, Takehiko Sasaki, Ken Ichi Fukui, Yasuhiro Iwasawa
Catalysis Letters   54(4) 177-180   Jan 1998   [Refereed]
We succeeded in identifying geometries of 4-methylpyridine (4-MP) molecules adsorbed on a TiO2(110)-(1×1) surface based on sequential STM imaging. Characteristics in mobility, topographic height, and location allowed us to distinguish three adsorp...
Ken ichi Fukui, Hiroshi Onishi, Yasuhiro Iwasawa
Chemical Physics Letters   280(3/4) 296-301   Dec 1997   [Refereed]
We have succeeded in imaging individual formate ions adsorbed on TiO2(110)-(1×1) by non-contact atomic force microscopy. Formic acid is dissociatively adsorbed on TiO2(110)-(1×1) surface at room temperature to give formate ions (HCOO-) which order...
Ken Ichi Fukui, Hiroshi Onishi, Yasuhiro Iwasawa
Physical Review Letters   79(21) 4202-4205   Nov 1997   [Refereed]
Atom-resolved images of a TiO2(11) − 1 × 1). surface were obtained by noncontact atomic force microscopy (NC-AFM) in ultrahigh vacuum. In contrast to previous scanning tunneling microscopy studies, outermost atoms of bridge-bound oxygen ridges wer...
Ken Ichi Fukui, Hiromi Miyauchi, Yasuhiro Iwasawa
Chemical Physics Letters   274(1/3) 133-139   Aug 1997   [Refereed]
A SiO2(50 nm)/buried W(70 nm)/Si(100) sample was prepared and used to detect vibrational modes of submonolayer adsorbates on a SiO2surface by reflection-absorption infrared spectroscopy (RAIRS). Enhancement of the RAIRS signal by the W layer was c...
Fukui K, Miyauchi H, Iwasawa Y.
Chemical Physics Letters   274(1-3) 133-139   Apr 1997   [Refereed]

Misc

 
Yasuyuki Yokota, Ken Ichi Fukui
NanoScience and Technology   97 461-479   Jan 2015
© Springer International Publishing Switzerland 2015 In this chapter, applications of frequency modulation AFM (FM-AFM) to electrochemical issues, especially potential-dependent interface structures of adsorbates and electrolyte solutions, are des...
Ken ichi Fukui, Rong Li Lo, Yasuhiro Iwasawa
Carbon Alloys: Novel Concepts to Develop Carbon Science and Technology   257-267   Jan 2003
This chapter reviews the recent scanning tunneling microscopy (STM) studies on Mo2C(0001) with the atomic-scale resolution. Molybdenum carbides are representative of the metal carbides with good catalytic performances. α-Mo2C is a stable crystalli...
Hiroshi Onishi, Ken ichi Fukui
Shinku/Journal of the Vacuum Society of Japan   41 790-797   Jan 1998
"Atoms and Molecules on TiO2(110) and CeO2(111) Surfaces"in "Noncontact Atomic Force Microscopy"
Springer (Berlin)   pp. 167-181    2002

Books etc

 
"Electrochemical Atomic Force Microscopy" in "Compendium of Surface and Interface Analysis"
Toru Utsunomiya, Yasuyuki Yokota, Ken-ichi Fukui (Part:Contributor)
Springer   Dec 2017   ISBN:978-981-10-6155-4
Electrochemical Applications of Frequency Modulation Atomic Force Microscopy” in “Noncontact Atomic Force Microscopy”, Vol. 3
Yasuyuki Yokota and Ken-ichi Fukui (Part:Contributor)
Springer   May 2015   ISBN:978-3-319-15587-6
Basic Surface Chemistry
Yasuhiro Iwasawa, Junji Nakamura, Ken-ichi Fukui, Jun Yoshinobu (Part:Joint Work)
Apr 2010   ISBN:978-4-7598-1166-7
Visualization of the atomic-scale structure and reactivity of metal carbide surfaces by scanning tunneling microscopy in "Carbon Alloys"
Elsevier   2003   
Atoms and Molecules on TiO2(110) and CeO2(111) Surfaces in "Noncontact Atomic Force Microscopy"
SpringerSpringer   2002   

Research Grants & Projects

 
Submolecular chemical identification by using a single photoresponding molecular tip
Project Year: 2004 - 2006
Novel spectroscopy for catalytic active species using charge induced by resonant electron tunneling
Project Year: 2005 - 2006
Preparation of catalyst surface models for detection of elemental reaction steps
Project Year: 2000 - 2008
One-dimensional arrangement of molecules and selective polymerization on structure-controlled surfaces
Project Year: 2003 - 2006
New method for in-situ and real time observation surface dynamic processes