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UEMURA Shinobu

 
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NameUEMURA Shinobu
AffiliationKagawa University
SectionFaculty of Engineering, Department of Advanced Materials Science, Department of Advanced Materials Science
Job titleAssociate Professor

Research Interests

 
Interfacial chemistry , Scanning probe microscopy , self-assembly

Research Areas

 
  • Nano/Micro science / Nanostructural science / 

Academic & Professional Experience

 
2009
 - 
2013
 Graduate school of science and technology, assistant professor
 

Education

 
Apr 1998
 - 
Mar 2001
Graduate School of Science and Technology, Kumamoto University
 
Apr 1996
 - 
Mar 1998
Graduate School of Engineering, Kumamoto University
 
Apr 1992
 - 
Mar 1996
Applied Chemistry, Faculty of Engineering, Kumamoto University
 

Published Papers

 
Linfeng Xu, Sen Li, Shinobu Uemura, Takafumi Kusunose, Xingang Kong, Qi Feng
ChemistrySelect   3 8703-8712   Aug 2018
© 2018 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim The hydrothermal formation mechanisms of TiO2polymorphs of brookite and anatase, and their nanocomposites were investigated systematically in a mixed solution reaction system of titanium isopropo...
Wenxiong Zhang, Hao Ma, Sen Li, Dengwei Hu, Xingang Kong, Shinobu Uemura, Takafumi Kusunose, Qi Feng
Nanoscale   10 8196-8206   May 2018
© 2018 The Royal Society of Chemistry. Mesocrystals, a new class of unique materials, not only have potential properties based on the individual nanocrystals but also have a single-crystal-like function. Here, we report a ferroelectric mesocrystal...
Naohiro Katsuta, Marie Yoshimatsu, Kunihiro Komori, Tsubasa Natsuaki, Kazuya Suwa, Kiyoshi Sakai, Takashi Matsuo, Tomoyuki Ohba, Shinobu Uemura, Satoshi Watanabe, Masashi Kunitake
Polymer (United Kingdom)   127 8-14-14   Oct 2017   [Refereed]
© 2017 Elsevier Ltd Necklace-shaped dimethylsiloxane (DMS) polymers bearing polyhedral oligomeric silsesquioxane (POSS) cages with “alternating modulated chain” arrangements were synthesized, by the polycondensation of a dimeric POSS precursor and...
Mitsuhiko Morisue, Yuki Hoshino, Masaki Shimizu, Takayuki Nakanishi, Yasuchika Hasegawa, Md Amran Hossain, Shinichi Sakurai, Sono Sasaki, Shinobu Uemura, Jun Matsui
Macromolecules   50(8) 3186?3192-3192   Apr 2017   [Refereed]
© 2017 American Chemical Society. A comprehensive study of supramolecular polymerization of ditopic zinc (2-pyridylethynyl)porphyrin dimer 1 in toluene and thin films was performed. A glass-forming porphyrin bearing 3,4,5-tri((S)-3,7-dimethyloctyl...
上村忍, Kenki SAKATA, Masashi AONO, Yusuke NAKAMURA, Masashi KUNITAKE(Shinobu UEMURA, Kenki SAKATA, Masashi AONO, Yusuke NAKAMURA, Masashi KUNITAKE)
Frontiers of Chemical Science and Engineering   10(2) 294-300-300   Jun 2016   [Refereed]
© 2016, Higher Education Press and Springer-Verlag Berlin Heidelberg. Two-dimensional self-assembly of melem at pH-controlled aqueous solution-Au(111) interfaces has been investigated by electrochemical scanning tunneling microscopy. In the solut...
Kaede Takenami, Shinobu Uemura, Masahiro Funahashi
RSC Advances   6 5474-5484   Jan 2016
© The Royal Society of Chemistry 2016. A perylene tetracarboxylic bisimide (PTCBI) derivative bearing four cyclotetrasiloxane rings that forms a columnar phase at room temperature despite the presence of the bulky cyclotetrasiloxane rings was prep...
Mitsuhiko Morisue, Yuki Hoshino, Masaki Shimizu, Shinobu Uemura, Shinichi Sakurai
Chemistry - A European Journal   22 13019-13022   Jan 2016
© 2016 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim A shape-programmed linearity through supramolecular polymerization is demonstrated by a step-growth double-strand formation of a telechelic oligomeric porphyrin array in which two alternating pyr...
Stepanenko V, Kandanelli R, Uemura S, Würthner F, Fernández G
Chemical science   6(10) 5853-5858   Oct 2015   [Refereed]
Kouhei Sakata, Soichiro Kashiyama, Gento Matsuo, Shinobu Uemura, Nobuo Kimizuka, Masashi Kunitake
ChemNanoMat   1 259-263   Jan 2015
© 2015 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim Large two-dimensional (2D) nanosheets of crystalline coordination frameworks were prepared on highly oriented pyrolytic graphite (HOPG) by re-crystallization induced by thermal equilibrium treatm...
Masashi Kunitake, Rintaro Higuchi, Ryota Tanoue, Shinobu Uemura
Current Opinion in Colloid & Interface Science   19(2) 140-154   Apr 2014   [Refereed]
Two-dimensional supramolecular covalent macromolecular architectures were visualized directly by in-situ scanning tunneling microcopy and colorful π-conjugated nanofilms with unique mesostructures formed spontaneously on hydrophobic substrates fro...
Shiki Yagai, Kazunori Iwai, Mitsuaki Yamauchi, Takashi Karatsu, Akihide Kitamura, Shinobu Uemura, Masakazu Morimoto, Hao Wang, Frank W?rthner
Angewandte Chemie - International Edition   53(10) 2602-2606-2606   Mar 2014   [Refereed]
Diarylethenes (DAEs) have rarely been used in the design of photoresponsive supramolecular assemblies with a well-defined morphology transition owing to rather small structural changes upon photoisomerization. A supramolecular design based on the ...
Ryota Tanoue, Rintaro Higuchi, Kiryu Ikebe, Shinobu Uemura, Nobuo Kimizuka, Nobuo Kimizuka, Adam Z. Stieg, Adam Z. Stieg, James K. Gimzewski, James K. Gimzewski, James K. Gimzewski, Masashi Kunitake, Masashi Kunitake
Journal of Nanoscience and Nanotechnology   14 2211-2216   Mar 2014
Two-dimensional-conjugated metal-porphyrin covalent organic frameworks were produced in aqueous solution on an iodine-modified Au(111) surface by "on-site" azomethine coupling of FeIII- 5,10,15,20-tetrakis(4- aminophenyl)porphyrin (FeTAPP) with te...
Ryota Tanoue, Rintaro Higuchi, Kiryu Ikebe, Shinobu Uemura, Nobuo Kimizuka, Adam Z. Stieg, Jams K. Gimzewski, Masashi Kunitake
Journal of Electroanalytical Chemistry   716 145-149-149   Mar 2014   [Refereed]
We used in situ scanning tunneling microscopy to investigate the formation of two-dimensional supramolecules by means of reversible azomethine condensation reactions between aqueous 5,10,15,20-tetrakis(4-aminophenyl)porphyrin (TAPP) and terephthal...
Kouhei Sakata, Shun Taguchi, Shinobu Uemura, Masashi Kunitake, Shintaro Kawano, Taisei Nishimi
Chemistry Letters   43(2) 240-242-242   Feb 2014   [Refereed]
Continuous porous poly(N-isopropylacrylamide) (pNIPAM) gels were prepared by radical polymerization in a bicontinuous microemulsion (BME) consisting of saline and toluene microphases. The BME gels demonstrated good thermoresponsive water swellings...
Shinobu Uemura, Masashi Aono, Kenki Sakata, Tamikuni Komatsu, Masashi Kunitake
The journal of physical chemistry, C   117(47) 24815-24821-24821   Nov 2013   [Refereed]
Different bicomponent self-assembled structures comprising melamine and melem were formed at aqueous solution-Au(111) interfaces by varying the concentrations of melamine and melem and the electrochemical potential. The structures were observed by...
Hiromitsu Maeda, Kengo Chigusa, Tsuneaki Sakurai, Kazuchika Ohta, Shinobu Uemura, Shu Seki
Chemistry - A European Journal   19 9224-9233   Jul 2013
Modified 3,5-dipyrrolylpyrazole (DPP) derivatives in their protonated form produce planar [2+2]-type complexes with trifluoroacetate (TFA) ions. These complexes serve as constituent components of ion-pair-based assemblies. An essential strategy fo...
Rintaro Higuchi, Ryota Tanoue, Kazuki Sakaguchi, Kaiyo Yanai, Shinobu Uemura, Masashi Kunitake
Polymer   54(14) 3452-3457   Jun 2013
The continuous epitaxial growth of vertically standing nanowalls of aromatic poly(azomethine), which consisted of hydroxyl-substituted aromatic dialdehydes and several aromatic diamines as building blocks, was achieved on a graphite substrate, usi...
Rintaro Higuchi, Megumi Hirano, Md. Ashaduzzaman, Neval Yilmaz, Tatsunori Sumino, Daisuke Kodama, Sayuri Chiba, Shinobu Uemura, Katsuhiko Nishiyama, Akihiro Ohira, Michiya Fujiki, Masashi Kunitake
Langmuir   29(24) 7478-7487   Jun 2013
Molecular nonwoven fabrics in the form of ultrathin layer-by-layer (LbL) helical polymer films with covalent cross-linking were assembled on substrates by an alternate ester-amide exchange reaction between poly(γ-methyl l-glutamate) (PMLG) and cro...
Hiromitsu Maeda, Tomohiro Shirai, Shinobu Uemura
Chemical Communications   49 5310-5312   Jun 2013
Radially arranged oligomers of π-conjugated acyclic anion receptors showed various anion-driven structures depending on the positions and numbers of the receptor units. © The Royal Society of Chemistry 2013.
Shiki Yagai, Shiki Yagai, Katsuya Ishiwatari, Xu Lin, Takashi Karatsu, Akihide Kitamura, Shinobu Uemura
Chemistry - A European Journal   19 6971-6975   May 2013
Photochromism: Functionalization of a diarylethene derivative with π-conjugated oligomers resulted in a higher aggregation capability in the open rather than the closed form due to tunable steric hindrance of methyl groups of the diarylethene core...
Kouhei Sakata, Yuichi Makita, Shinobu Uemura, Taisei Nishimi, Masashi Kunitake, Masashi Kunitake
Chemical Communications   48 11124-11126   Nov 2012
The structural changes in a bicontinuous microemulsion gel system in a sol-gel state were elucidated via determination of the apparent diffusion coefficients, which were estimated electrochemically. The temperature dependence of Dappin the micro o...
Ryota Tanoue, Rintaro Higuchi, Kiryu Ikebe, Shinobu Uemura, Nobuo Kimizuka, Nobuo Kimizuka, Adam Z. Stieg, Adam Z. Stieg, James K. Gimzewski, James K. Gimzewski, James K. Gimzewski, Masashi Kunitake, Masashi Kunitake
Langmuir   28 13844-13851   Oct 2012
Two-dimensional (2D) arrays of π-conjugated aromatic polymers produced by surface-selective Schiff base coupling reactions between an aromatic diamine and an aromatic dialdehyde were investigated in detail using in situ scanning tunneling microsco...
Sanchita Sengupta, Daniel Ebeling, Daniel Ebeling, Sameer Patwardhan, Xin Zhang, Hans Vona Berlepsch, Christoph Böttcher, Vladimir Stepanenko, Shinobu Uemura, Carsten Hentschel, Carsten Hentschel, Harald Fuchs, Harald Fuchs, Ferdinand C. Grozema, Laurens D.A. Siebbeles, Alfred R. Holzwarth, Lifeng Chi, Lifeng Chi, Frank Würthner
Angewandte Chemie - International Edition   51 6378-6382   Jun 2012
Conductive tubes: Self-assembled nanotubes of a bacteriochlorophyll derivative are reminiscent of natural chlorosomal light-harvesting assemblies. After deposition on a substrate that consists of a non-conductive silicon oxide surface (see picture...
Shiki Yagai, Shiki Yagai, Mari Usui, Tomohiro Seki, Haruno Murayama, Yoshihiro Kikkawa, Shinobu Uemura, Takashi Karatsu, Akihide Kitamura, Atsushi Asano, Shu Seki
Journal of the American Chemical Society   134 7983-7994   May 2012
Perylene 3,4:9,10-tetracarboxylic acid bisimide (PBI) was functionalized with ditopic cyanuric acid to organize it into complex columnar architectures through the formation of hydrogen-bonded supermacrocycles (rosette) by complexing with ditopic m...
Rintaro Higuchi, Ryota Tanoue, Nobuo Enoki, Yuya Miyasato, Kazuki Sakaguchi, Shinobu Uemura, Nobuo Kimizuka, Nobuo Kimizuka, Masashi Kunitake, Masashi Kunitake
Chemical Communications   48 3103-3105   Mar 2012
Colored Schiff-base π-conjugated polymer thin films from different combinations of aromatic amines and aldehydes have been prepared. The polymer films spontaneously form under ambient conditions by simple immersion of graphite substrates in an aqu...
Ryota Tanoue, Rintaro Higuchi, Nobuo Enoki, Yuya Miyasato, Shinobu Uemura, Nobuo Kimizuka, Nobuo Kimizuka, Adam Z. Stieg, Adam Z. Stieg, James K. Gimzewski, James K. Gimzewski, James K. Gimzewski, Masashi Kunitake, Masashi Kunitake
ACS Nano   5 3923-3929   May 2011
The pursuit of methods for design and preparation of robust nanoarchitectonic systems with integrated functionality through bottom-up methodologies remains a driving force in molecular nanotechnology. Through the use of,π-conjugated covalent bonds...
Sanchita Sengupta, Shinobu Uemura, Sameer Patwardhan, Valerie Huber, Ferdinand C. Grozema, Laurens D.A. Siebbeles, Ute Baumeister, Frank Würthner
Chemistry - A European Journal   17 5300-5310   May 2011
A chlorophyll derivative with a central zinc ion, a methoxy functionality at its 31-position, and functionalized with a second-generation dendron (3,4-3,4,5)12G2-CH2OH at its 172-position was synthesized starting from natural chlorophyll a (Chl a)...
Hidetaka Nakai, Hidetaka Nakai, Shinobu Uemura, Yousuke Miyano, Motohiro Mizuno, Masahiro Irie, Kiyoshi Isobe, Kiyoshi Isobe
Dalton Transactions   40 2177-2179   Mar 2011
A photoreactive rhodium dithionite complex [(RhCpEt)2(μ-CH2)2(μ-O2SSO2)] (1Et) with CpEt(η5-C5Me4Et) ligands was newly synthesized. Upon short-time irradiation with low intensity light, two kinds of stepwise surface morphology changes of the cryst...
Shuhei Kai, Md Ashaduzzaman, Shinobu Uemura, Masashi Kunitake, Masashi Kunitake
Chemistry Letters   40 270-272   Feb 2011
New polymer materials, including thin films, soft gels, and hollow capsules, consisting of composite polymer nanofilms were prepared by the Cu(I)-catalyzed Huisgen click reaction between lipophilic polymers or between lipophilic and hydrophilic po...
Shinobu Uemura, Masashi Aono, Tamikuni Komatsu, Masashi Kunitake, Masashi Kunitake
Langmuir   27 1336-1340   Feb 2011
Self-assembled structures of melamine and the condensed melamine derivative melem were investigated at aqueous solution-Au(111) interfaces by cyclic voltammetry and in situ scanning tunneling microscopy (STM) observation. The adsorption/desorption...
M. Ashaduzzaman, Shuhei Kai, Shinobu Uemura, Masashi Kunitake, Masashi Kunitake
Chemistry Letters   40 165-167   Feb 2011
The thermoresponsive dispersion properties of triarmshaped diblock copolymers of thermoresponsive poly(N-isopropylacrylamide) {poly(NIPAAm)} as a core unit and poly(Nhydroxyethylacrylamide) {poly(HEAAm)} as a hydrophilic outer shell were investiga...
Ralf Schmidt, Shinobu Uemura, Frank Würthner
Chemistry - A European Journal   16 13706-13715   Dec 2010
A novel supramolecular building block (8) that consists of a Hamilton receptor and two merocyanine dyes has been synthesized, and the self-assembly based on orthogonal hydrogen bonding and dipolar interactions has been studied in detail. Different...
Shinobu Uemura, Ryota Tanoue, Neval Yilmaz, Akihiro Ohira, Masashi Kunitake, Masashi Kunitake
Materials   3 4252-4276   Dec 2010
Since the invention of scanning tunneling microscopy (STM), 2D supramolecular architectures have been observed under various experimental conditions. The construction of these architectures arises from the balance between interactions at the mediu...
Yuichi Makita, Shinobu Uemura, Nagayoshi Miyanari, Takaaki Kotegawa, Shintaro Kawano, Taisei Nishimi, Masato Tominaga, Katsuhiko Nishiyama, Masashi Kunitake, Masashi Kunitake
Chemistry Letters   39 1152-1154   Nov 2010
Dynamic solution structure of a three-phase interface (oil/ water/solid) of a bicontinuous microemulsion (BME) was evaluated electrochemically with apparent diffusion coefficients (Dapp's) from cyclic voltammograms. With hydrophilic (ITO) and lipo...
Sebastian F. Völker, Shinobu Uemura, Moritz Limpinsel, Markus Mingebach, Carsten Deibel, Vladimir Dyakonov, Vladimir Dyakonov, Vladimir Dyakonov, Christoph Lambert, Christoph Lambert
Macromolecular Chemistry and Physics   211 1098-1108   May 2010
S. F. V., S. U., and C. L. thank the Deutsche Forschungsgemeinschaft for financing this project within the Graduiertenkolleg GRK 1221. M. L., M. M., C. D. and V. D. thank the Bundesministerium für Bildung und Forschung for financial support in the...
Andreas Lohr, Shinohu Uemura, Frank Würthner
Angewandte Chemie - International Edition   48 6165-6168   Oct 2009
One ring to bind them: A cyclic complex containing three calixarene-bismerocyanine conjugates self-assembles by the pairing of chromophores (see picture). A simple mathematical model is introduced for the trimolecular association, and the potentia...
Shinobu Uemura, Sanchita Sengupta, Frank Würthner
Angewandte Chemie - International Edition   48 7825-7828   Oct 2009
A molecular cake: Zinc chlorins with different dendron wedges can form linear or circular self-assembled structures with different molecular packing. In particular, zinc chlorins with six alkyl chains in the dendron group self-assemble into hexame...
Kanazawa S, Kinoshita Y, Nakagawa Y, Akai M, Ookura M, Uemura S, Yamaguchi K, Nomura S
Internal medicine (Tokyo, Japan)   48(5) 387-388   2009   [Refereed]
Shinobu Uemura, Isao Taniguchi, Masayo Sakata, Masashi Kunitake
Journal of Electroanalytical Chemistry   623 1-7   Nov 2008
Epitaxial adlayers of (i) fullerene C70, (ii) mixed C60and C70molecules, and (iii) hydrogenated fullerene C60Hx(20) on Au(1 1 1) surfaces, were prepared by the electrochemical replacement (ECR) method, and investigated by electrochemical STM obser...
Ryota Arai, Shinobu Uemura, Masahiro Irie, Kenji Matsuda, Kenji Matsuda, Kenji Matsuda
Journal of the American Chemical Society   130 9371-9379   Jul 2008
A diarylethene-pyrene diad and a diarylethene-pyrene-diarylethene triad were synthesized to investigate the photoinduced two-dimensional ordering change at a solution-HOPG interface. The molecular arrangements were detected by STM. The different p...
Hao Wang, Theo E. Kaiser, Shinobu Uemura, Frank Würthner
Chemical Communications   1181-1183   Mar 2008
NIR absorbing J-aggregates with biomimetic features of chlorophyll dye assemblies are obtained upon hydrogen-bond directed self-assembly of a green 1,7-diamino-substituted perylene bisimide dye. © The Royal Society of Chemistry.
Sachiko Matsumura, Shinobu Uemura, Hisakazu Mihara
Supramolecular Chemistry   18 397-403   Jul 2006
Metal-responsive nanofiber formation was achieved using a designed β-sheet peptide with His residues at the both N- and C-termini. The designed peptide, whose sequence was HPKFKIIEFEPH, was in a random coil in a neutral buffer, and did not show an...
Sachiko Matsumura, Sachiko Matsumura, Shinobu Uemura, Shinobu Uemura, Hisakazu Mihara
Molecular BioSystems   1 146-148   Dec 2005
Three kinds of biotinylated peptides with different linkers between biotin and β-sheet peptide were designed and synthesized. The transmission electron microscopy revealed that the biotinylated peptides self-assembled to form a tubular structure w...
Shinobu Uemura, Shinobu Uemura, Masayo Sakata, Chuichi Hirayama, Masashi Kunitake
Langmuir   20 9198-9201   Oct 2004
Fullerene adlayers prepared by the simple Langmuir-Blodgett (LB) method onto various well-defined single-crystal metal surfaces were investigated by in situ scanning tunneling microscopy (STM). The surface morphologies of fullerene adsorbed onto m...
Sachiko Matsumura, Shinobu Uemura, Hisakazu Mihara
Chemistry - A European Journal   10 2789-2794   Jun 2004
Fabrication of controlled peptide nanofibers with homogeneous morphology has been demonstrated. Amphiphilic β-sheet peptides were designed as sequences of Pro-Lys-X1-Lys-X2-X2-Glu-X1-Glu-Pro. X1and X2were hydrophobic residues selected from Phe, Il...
Shinobu Uemura, Shinobu Uemura, Shinobu Uemura, Paolo Samorí, Paolo Samorí, Masashi Kunitake, Chuichi Hirayama, Jürgen P. Rabe
Journal of Materials Chemistry   12 3366-3367   Dec 2002
Crystalline monolayers of fullerene have been self-assembled at the interface between a 1,2,4-trichlorobenzene solution and an Au(111) surface. In situ scanning tunneling microscopy shows the adsorbate arrangement to be structurally equivalent to ...
Shinobu Uemura, Masayo Sakata, Isao Taniguchi, Chuichi Hirayama, Masashi Kunitake, Masashi Kunitake
Thin Solid Films   409 206-210   Apr 2002
A highly ordered epitaxial adlayer of coronene on an Au(1 1 1) surface was prepared by a 'wet process' technique, which consisted of the simple transfer of Langmuir films. The structure and dependence on potential of the adlayer were then investig...
Masashi Kunitake, Shinobu Uemura, Osamu Ito, Koichi Fujiwara, Yasujiro Murata, Koichi Komatsu
Angewandte Chemie - International Edition   41 969-972   Mar 2002
Isomeric fullerene trimers have been prepared by using a high speed vibration milling technique, and Langmuir films of the isomers observed on Au(111) surfaces by scanning tunneling microscopy (STM). Each isomer exhibited a different surface morph...
Masashi Kunitake, Shinobu Uemura, Osamu Ito, Koichi Fujiwara, Yasujiro Murata, Koichi Komatsu
Angewandte Chemie - International Edition   41 969-972   Mar 2002
Isomeric fullerene trimers have been prepared by using a high speed vibration milling technique, and Langmuir films of the isomers observed on Au(111) surfaces by scanning tunneling microscopy (STM). Each isomer exhibited a different surface morph...
Shinobu Uemura, Masayo Sakata, Isao Taniguchi, Masashi Kunitake, Chuichi Hirayama
Langmuir   17 5-7   Jan 2001
The electrochemical replacement method to form epitaxial adlayers of fullerene on Au(111) surfaces was proposed and demonstrated by in situ electrochemical STM. The new `wet process' method consists of the transfer of Langmuir films of fullerene o...

Misc

 
Hiromitsu Maeda, Tomohiro Shiraia, Shinobu Uemura
Chemical Communications   49(46) 5310-5312   Apr 2013   [Refereed]
Shinobu Uemura
Kobunshi   61 140   Mar 2012
"An attempt is sometimes easier than expected." When you try something that you don't know, you can find often unexpected and valuable things.

Research Grants & Projects

 
Investigation of 2D self-assembly of heptazine derivatives
Project Year: 2013   
Construction of Carbon Nitride-Graphene Oxide Hibrid Films for Desalination
The Other Research Programs
Project Year: 2014   
Synthesis of Novel Soluble Heptazine Derivatives
Grant-in-Aid for Promotion of Private Scientific Research
Project Year: 2015 - 2016