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1

Synthesis of Polyphenylene Ether Derivatives: Estimation of Their Dielectric Constants

Yuusuke Seike, Yuriko Okude, Izumi Iwakura, Ikuka Chiba, Taketo Ikeno, Tohru Yamada

Journal:

Macromolecular Chemistry and Physics

Year:

2003

Language:

english

File:

PDF, 97 KB

english, 2003

2

A DFT Study on Hetero-Diels–Alder Reactions Catalyzed by Cobalt Complexes: Lewis Acidity Enhancement as a Consequence of Spin Transition Caused by Lewis Base Coordination

Izumi Iwakura, Taketo Ikeno, Tohru Yamada

Journal:

Angewandte Chemie

Year:

2005

Language:

english

File:

PDF, 255 KB

english, 2005

3

A DFT Study on Hetero-Diels–Alder Reactions Catalyzed by Cobalt Complexes: Lewis Acidity Enhancement as a Consequence of Spin Transition Caused by Lewis Base Coordination

Izumi Iwakura, Taketo Ikeno, Tohru Yamada

Journal:

Angewandte Chemie International Edition

Year:

2005

Language:

english

File:

PDF, 255 KB

english, 2005

4

Enantioselective Borodeuteride Reduction of Aldimines Catalyzed by Cobalt Complexes: Preparation of Optically Active Deuterated Primary Amines.

Daichi Miyazaki, Kohei Nomura, Tatsuya Yamashita, Izumi Iwakura, Taketo Ikeno, Tohru Yamada

Journal:

Year:

2004

File:

PDF, 108 KB

2004

5

Catalytic Enantioselective Reactions by the Chiral Cobalt Complexes as Lewis Acid Catalysts

Satoko Kezuka, Tsuyoshi Mita, Izumi Iwakura, Taketo Ikeno, Tohru Yamada

Journal:

Year:

2005

File:

PDF, 8 KB

2005

6

Ultrafast Vibronic Processes in a Ru–Porphyrin Complex

Izumi Iwakura, Atsushi Yabushita, Takayoshi Kobayashi

Journal:

European Journal of Inorganic Chemistry

Year:

2008

Language:

english

File:

PDF, 379 KB

english, 2008

7

Chirped molecular vibration in a stilbene derivative in solution

Anne Colonna, Atsushi Yabushita, Izumi Iwakura, Takayoshi Kobayashi

Journal:

Chemical Physics

Year:

2007

Language:

english

File:

PDF, 832 KB

english, 2007

8

Ultrafast electronic and vibrational dynamics of a ruthenium porphyrin complex in intersystem crossing

Takayoshi Kobayashi, Izumi Iwakura, Atsushi Yabushita

Journal:

Physics Procedia

Year:

2011

Language:

english

File:

PDF, 237 KB

english, 2011

9

Observation of transition state in Raman triggered oxidation of chloroform in the ground state by real-time vibrational spectroscopy

Izumi Iwakura, Atsushi Yabushita, Takayoshi Kobayashi

Journal:

Chemical Physics Letters

Year:

2008

Language:

english

File:

PDF, 959 KB

english, 2008

10

Circa conservation of vibrational energy among three strongly coupled modes of a cyanine dye molecule studied by quantum-beat spectroscopy with a 7 fs laser

Takayoshi Kobayashi, Ying Wang, Zhuan Wang, Izumi Iwakura

Journal:

Chemical Physics Letters

Year:

2008

Language:

english

File:

PDF, 902 KB

english, 2008

11

Kinetic isotope effect on the proton-transfer in indigo carmine

Izumi Iwakura, Atsushi Yabushita, Takayoshi Kobayashi

Journal:

Chemical Physics Letters

Year:

2010

Language:

english

File:

PDF, 378 KB

english, 2010

12

Non-thermal reaction triggered by a stimulated Raman process using 5-fs laser pulses in the electronic ground state: Claisen rearrangement of allyl phenyl ether

Izumi Iwakura, Atsushi Yabushita, Takayoshi Kobayashi

Journal:

Chemical Physics Letters

Year:

2011

Language:

english

File:

PDF, 738 KB

english, 2011

13

Manganese and cobalt 3-oxobutylideneaminato complexes: Design and application for enantioselective reactions

Tohru Yamada, Taketo Ikeno, Yuhki Ohtsuka, Satoko Kezuka, Mitsuo Sato, Izumi Iwakura

Journal:

Science and Technology of Advanced Materials

Year:

2006

Language:

english

File:

PDF, 721 KB

english, 2006

14

Parametric interactions and nonlinear Raman processes of vibronic excitons in polydiacetylene studied with a two-optical-cycle laser

Takayoshi Kobayashi, Izumi Iwakura, Atsushi Yabushita

Journal:

physica status solidi (c)

Year:

2009

Language:

english

File:

PDF, 254 KB

english, 2009

15

Solvent effect for ruthenium porphyrin

Izumi Iwakura, Atshi Yabushita, Takayoshi Kobayashi

Journal:

SCIENCE CHINA Physics, Mechanics & Astronomy

Year:

2010

Language:

english

File:

PDF, 872 KB

english, 2010

16

Ultrafast relaxation dynamics of photoexcitations in poly(3-hexylthiophene) for the determination of the defect concentration

Yu Hsien Lee, Atsushi Yabushita, Chain Shu Hsu, Sheng Hsiung Yang, Izumi Iwakura, Chih Wei Luo, Kaung Hsiung Wu, Takayoshi Kobayashi

Journal:

Chemical Physics Letters

Year:

2010

Language:

english

File:

PDF, 409 KB

english, 2010

17

The Reactive Intermediate of Catalytic Borohydride Reduction by Schiff Base–Cobalt Complexes

Izumi Iwakura, Miho Hatanaka, Ai Kokura, Haruna Teraoka, Taketo Ikeno, Takushi Nagata, Tohru Yamada

Journal:

Chemistry – An Asian Journal

Year:

2006

Language:

english

File:

PDF, 862 KB

english, 2006

18

Direct observation of denitrogenation process of 2,3-diazabicyclo[2.2.1]hept-2-ene (DBH) derivatives, using a visible 5-fs pulse laser

Manabu Abe, Izumi Iwakura, Atushi Yabushita, Shingo Yagi, Jun Liu, Kotaro Okamura, Takayoshi Kobayashi

Journal:

Chemical Physics Letters

Year:

2012

Language:

english

File:

PDF, 840 KB

english, 2012

19

“Click-made” biaryl-linker improving efficiency in protein labelling for the membrane target protein of a bioactive compound

Nakamura, Yoko, Inomata, Sho, Ebine, Makoto, Manabe, Yoshiyuki, Iwakura, Izumi, Ueda, Minoru

Journal:

Organic & Biomolecular Chemistry

Year:

2010

Language:

english

File:

PDF, 232 KB

english, 2010

20

GPR40 gene expression in human pancreas and insulinoma

Tsutomu Tomita, Hiroaki Masuzaki, Michio Noguchi, Hiroshi Iwakura, Junji Fujikura, Tomohiro Tanaka, Ken Ebihara, Junichiro Kawamura, Izumi Komoto, Yoshiya Kawaguchi, Koji Fujimoto, Ryuichiro Doi, Yuta

Journal:

Biochemical and Biophysical Research Communications

Year:

2005

Language:

english

File:

PDF, 90 KB

english, 2005

21

Enantioselective Borodeuteride Reduction of Aldimines Catalyzed by Cobalt Complexes: Preparation of Optically Active Deuterated Primary Amines

Miyazaki, Daichi, Nomura, Kohei, Yamashita, Tatsuya, Iwakura, Izumi, Ikeno, Taketo, Yamada, Tohru

Journal:

Organic Letters

Year:

2003

Language:

english

File:

PDF, 165 KB

english, 2003

22

Triazoyl–phenyl linker system enhancing the aqueous solubility of a molecular probe and its efficiency in affinity labeling of a target protein for jasmonate glucoside

Tamura, Satoru, Inomata, Sho, Ebine, Makoto, Genji, Takahisa, Iwakura, Izumi, Mukai, Makoto, Shoji, Mitsuru, Sugai, Takeshi, Ueda, Minoru

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2013

Language:

english

File:

PDF, 556 KB

english, 2013

23

Total syntheses of coronatines by exo-selective Diels–Alder reaction and their biological activities on stomatal opening

Okada, Masahiro, Ito, Satoko, Matsubara, Akira, Iwakura, Izumi, Egoshi, Syusuke, Ueda, Minoru

Journal:

Organic & Biomolecular Chemistry

Year:

2009

Language:

english

File:

PDF, 474 KB

english, 2009

24

Cobalt−Carbene Complex with Single-Bond Character: Intermediate for the Cobalt Complex-Catalyzed Cyclopropanation

Ikeno, Taketo, Iwakura, Izumi, Yamada, Tohru

Journal:

Journal of the American Chemical Society

Year:

2002

Language:

english

File:

PDF, 56 KB

english, 2002

25

Pulsed Nd:YAG laser induced high throughput stereospecific [2 + 2] cycloaddition of highly organized 1,2-bis(4-pyridyl)ethylene in a supramolecular scaffold

Iwakura, Izumi, Kato, Saki, Hino, Ryotaro, Fukumoto, Ayumu, Komori-Orisaku, Keiko, Koide, Yoshihiro

Journal:

Year:

2013

Language:

english

File:

PDF, 579 KB

english, 2013

26

Vibrational and electronic relaxation in MEH-PPV using few cycle pulses

Kobayashi, Takayoshi, Yamashita, Munenori, Du, Juan, Zhang, Jun, Iwakura, Izumi

Journal:

Chemical Physics Letters

Year:

2013

Language:

english

File:

PDF, 976 KB

english, 2013

27

The relation between the symmetry of vibrational modes and the potential curve displacement associated with electronic transition studied by using real-time vibrational spectroscopy

Kobayashi, Takayoshi, Wang, Zhuan, Iwakura, Izumi

Journal:

New Journal of Physics

Year:

2008

Language:

english

File:

PDF, 1.46 MB

english, 2008

28

Proposal for the Metallacycle Pathway during the Cyclopropanation Catalyzed by Cobalt−Schiff Base Complexes

Iwakura, Izumi, Ikeno, Taketo, Yamada, Tohru

Journal:

Organic Letters

Year:

2004

Language:

english

File:

PDF, 260 KB

english, 2004

29

Theoretical Analysis of the Reaction Pathway and the Effect of the Axial Ligand for 3-Oxobutylideneaminatocobalt(II)-Catalyzed Cyclopropanation

Ikeno, Taketo, Iwakura, Izumi, Yabushita, Satoshi, Yamada, Tohru

Journal:

Organic Letters

Year:

2002

Language:

english

File:

PDF, 229 KB

english, 2002

30

DBU-promoted regioselective HBr-elimination of vicinal dibromides: effects of the adjacent oxygen and/or other heterofunctional groups

Kutsumura, Noriki, Toguchi, Shohei, Iijima, Masatoshi, Tanaka, Osamu, Iwakura, Izumi, Saito, Takao

Journal:

Year:

2014

Language:

english

File:

PDF, 1.10 MB

english, 2014

31

Ghrelin Expression in Islet Cell Tumors: Augmented Expression of Ghrelin in a Case of Glucagonoma with Multiple Endocrine Neoplasm Type I

Iwakura, Hiroshi, Hosoda, Kiminori, Doi, Ryuichiro, Komoto, Izumi, Nishimura, Haruo, Son, Choel, Fujikura, Junji, Tomita, Tsutomu, Takaya, Kazuhiko, Ogawa, Yoshihiro, Hayashi, Tatsuya, Inoue, Gen, Aka

Journal:

Journal of Clinical Endocrinology & Metabolism

Year:

2002

Language:

english

File:

PDF, 327 KB

english, 2002

32

Direct Observation of Molecular Structural Change during Intersystem Crossing by Real-Time Spectroscopy with a Few Optical Cycle Laser

Iwakura, Izumi, Kobayashi, Takayoshi, Yabushita, Atsushi

Journal:

Inorganic Chemistry

Year:

2009

Language:

english

File:

PDF, 1.57 MB

english, 2009

33

Transition States and Nonlinear Excitations in Chloroform Observed with a Sub-5 fs Pulse Laser

Iwakura, Izumi, Yabushita, Atsushi, Kobayashi, Takayoshi

Journal:

Journal of the American Chemical Society

Year:

2009

Language:

english

File:

PDF, 1.33 MB

english, 2009

34

Photo-impulsive reactions in the electronic ground state without electronic excitation: non-photo, non-thermal chemical reactions

Iwakura, Izumi, Yabushita, Atsushi, Liu, Jun, Okamura, Kotaro, Kobayashi, Takayoshi

Journal:

Physical Chemistry Chemical Physics

Year:

2012

Language:

english

File:

PDF, 1.88 MB

english, 2012

35

The experimental visualisation of molecular structural changes during both photochemical and thermal reactions by real-time vibrational spectroscopy

Journal:

Physical Chemistry Chemical Physics

Year:

2011

Language:

english

File:

PDF, 2.64 MB

english, 2011

36

Sum and difference frequency mixing of molecular vibrations in a polymer under high-density optical excitation

Iwakura, Izumi, Yabushita, Atsushi, Kobayashi, Takayoshi

Journal:

Physical Review B

Year:

2007

Language:

english

File:

PDF, 328 KB

english, 2007

37

IL-6-mediated Th17 differentiation through ROR t is essential for the initiation of experimental autoimmune myocarditis

Yamashita, T., Iwakura, T., Matsui, K., Kawaguchi, H., Obana, M., Hayama, A., Maeda, M., Izumi, Y., Komuro, I., Ohsugi, Y., Fujimoto, M., Naka, T., Kishimoto, T., Nakayama, H., Fujio, Y.

Journal:

Cardiovascular Research

Year:

2011

Language:

english

File:

PDF, 479 KB

english, 2011

38

A Target Protein for Potassium Isolespedezate, A Bioactive Metabolite Controlling Nyctinasty

Manabe, Yoshiyuki, Iwakura, Izumi, Mukai, Makoto, Ueda, Minoru

Journal:

Interdisciplinary Bio Central

Year:

2009

Language:

english

File:

PDF, 699 KB

english, 2009

39

A new reaction mechanism of Claisen rearrangement induced by few-optical-cycle pulses: Demonstration of nonthermal chemistry by femtosecond vibrational spectroscopy

Iwakura, Izumi, Yabushita, Atsushi, Liu, Jun, Okamura, Kotaro, Kezuka, Satoko, Kobayashi, Takayoshi

Journal:

Pure & Applied Chemistry

Year:

2013

Language:

english

File:

PDF, 955 KB

english, 2013

40

Real-time measurements of ultrafast electronic dynamics in the disproportionation of [TCNQ]22− using a visible sub-10fs pulse laser

Hashimoto, Sena, Yabushita, Atsushi, Kobayashi, Takayoshi, Iwakura, Izumi

Journal:

Chemical Physics Letters

Year:

2016

Language:

english

File:

PDF, 1.03 MB

english, 2016

41

ChemInform Abstract: Observation of Reaction Mechanisms of Photoexcited Processes Using 5-Fs Pulses

Kobayashi, Takayoshi, Iwakura, Izumi, Yabushita, Atsushi

Journal:

Year:

2013

File:

PDF, 18 KB

2013

42

ChemInform Abstract: DBU-Promoted Regioselective HBr-Elimination of Vicinal Dibromides: Effects of the Adjacent Oxygen and/or Other Heterofunctional Groups.

Kutsumura, Noriki, Toguchi, Shohei, Iijima, Masatoshi, Tanaka, Osamu, Iwakura, Izumi, Saito, Takao

Journal:

Year:

2015

File:

PDF, 25 KB

2015

43

ChemInform Abstract: Development of Novel Reactions Induced by Coherent Molecular Vibrational Excitation and Direct Observation of Molecular Structural Change During “Thermal” Reactions

Iwakura, Izumi, Yabushita, Atsushi

Journal:

Year:

2016

File:

PDF, 16 KB

2016

44

Silver-Catalyzed Carbon Dioxide Incorporation and Rearrangement on Propargylic Derivatives

Kikuchi, Satoshi, Yoshida, Shunsuke, Sugawara, Yuudai, Yamada, Wataru, Cheng, Hau-Man, Fukui, Kosuke, Sekine, Kohei, Iwakura, Izumi, Ikeno, Taketo, Yamada, Tohru

Journal:

Bulletin of the Chemical Society of Japan

Year:

2011

Language:

english

File:

PDF, 8.10 MB

english, 2011

45

Direct Observation of the Molecular Structural Changes during the Claisen Rearrangement Including the Transition State

Iwakura, Izumi, Yabushita, Atushi, Kobayashi, Takayoshi

Journal:

Chemistry Letters

Year:

2010

Language:

english

File:

PDF, 740 KB

english, 2010

46

Development of Novel Reactions Induced by Coherent Molecular Vibrational Excitation and Direct Observation of Molecular Structural Change during “Thermal” Reactions

Iwakura, Izumi, Yabushita, Atsushi

Journal:

Bulletin of the Chemical Society of Japan

Year:

2016

Language:

english

File:

PDF, 9.49 MB

english, 2016

47

Synthesis of Staudinger-type Molecular Probe for Catch-and-release Purification of the Binding Protein for Potassium Isolespedezate, a Leaf-closing Substance of Leguminous Plant

Fujii, Tomohiko, Kato, Nobuki, Iwakura, Izumi, Manabe, Yoshiyuki, Ueda, Minoru

Journal:

Chemistry Letters

Year:

2008

Language:

english

File:

PDF, 199 KB

english, 2008

48

Why is Indigo Photostable over Extremely Long Periods?

Iwakura, Izumi, Yabushita, Atushi, Kobayashi, Takayoshi

Journal:

Chemistry Letters

Year:

2009

Language:

english

File:

PDF, 885 KB

english, 2009

49

FT-IR and Theoretical Analysis of the Characteristic Bonding Properties in the Multiplet Metal Porphyrin Carbene Complexes

Iwakura, Izumi, Tanaka, Hirotaka, Ikeno, Taketo, Yamada, Tohru

Journal:

Chemistry Letters

Year:

2004

Language:

english

File:

PDF, 226 KB

english, 2004

50

Normal Values of Echocardiographic Parameters in Relation to Age in a Healthy Japanese Population

Daimon, Masao, Watanabe, Hiroyuki, Abe, Yukio, Hirata, Kumiko, Hozumi, Takeshi, Ishii, Katsuhisa, Ito, Hiroshi, Iwakura, Katsuomi, Izumi, Chisato, Matsuzaki, Masunori, Minagoe, Shinichi, Abe, Haruhiko

Journal:

Circulation Journal

Year:

2008

Language:

english

File:

PDF, 1.23 MB

english, 2008