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Department of Chemistry, Graduate School of Science, Kyoto University

Takafumi SHIMOAKA (Assistant Professor)

Field of Expertise:
Vibrational spectroscopy
Solution and Interface Chemistry
Quantitative analysis of spectra using multivariate analysis
Research Interests:
  1. Structure and property of a polymer influenced by minute water molecules involved in a thin film
  2. Molecular structure and orientation in a monolayer film on water
  3. Effects of molecular water on a phase behavior of polymer in an organic solvent
  4. Analysis of vibration bands of water and alcohol concerned with the cooperative hydrogen bonding
Selected Papers:
  1. Takeshi Hasegawa, Takafumi Shimoaka, Yuki Tanaka, Nobutaka Shioya, Kohei Morita, Masashi Sonoyama, Hideki Amii, Toshiyuki Takagi, Toshiyuki Kanamori “An Origin of Complicated Infrared Spectra of Perfluoroalkyl Compounds Involving a Normal Alkyl Group” Chem. Lett. 44, accepted (2015).
  2. Takafumi Shimoaka, Chihiro Wakai, Takeshi Hasegawa “Hydration Structure of the Strongly Bound Water on the Sulfonic Acid Group in a Nafion Membrane Studied by Infrared Spectroscopy and Quantum Chemical Calculation” Phys. Chem. Chem. Phys. 17, 8843 - 8849 (2015).
  3. Takeshi Hasegawa, Takafumi Shimoaka, Nobutaka Shioya, Kohei Morita, Masashi Sonoyama, Toshiyuki Takagi, Toshiyuki Kanamori “Stratified Dipole-Arrays Model Accounting for Bulk Properties Specific to Perfluoroalkyl Compounds” ChemPlusChem 79, 1421 - 1425 (2014).
  4. Nobutaka Shioya, Takafumi Shimoaka, Takeshi Hasegawa “Analysis of Molecular Orientation and Conformation of Poly(3-hexylthiophene) Thin Films on Silicon by Infrared p-Polarized Multiple-Angle Incidence Resolution Spectrometry” Chem. Lett. 43(8), 1198-1200 (2014).
  5. Seiya Morimine, Shingo Norimoto, Takafumi Shimoaka, Takeshi Hasegawa “Surface Selection Rule of Infrared Diffuse Reflection Spectrometry for Analysis of Molecular Adsorbates on a Rough Surface of a Non-Absorbing Medium” Anal. Chem. 86, 4202 - 4208 (2014).
  6. Takafumi Shimoaka, Kazuaki Rikiyama, Yukiteru Katsumoto, Takeshi Hasegawa, “Infrared Spectroscopic Study of Stereo-controlled Poly(N-isopropylacrylamide) with an Extended Chain Conformation Induced by Adsorption on a Gold Surface” Anal. Bioanal. Chem. 405, 9411-9418 (2013).
  7. Chihiro Wakai, Takafumi Shimoaka, Takeshi Hasegawa “Analysis of Hydration Process and Rotational Dynamics of Water in a Nafion Membrane Studied by 1H NMR Spectroscopy” Anal. Chem. 85, 7581 -7587 (2013).
  8. Takafumi Shimoaka, Takeshi Hasegawa, Keiichi Ohno, Yukiteru Katsumoto, “Correlation between the Local OH Stretching Vibration Wavenumber and the Hydrogen Bonding Pattern of Water in a Condensed Phase: Quantum Chemical Approach to Analyze the Broad OH Band” J. Mol. Struct. 1029, 209-216 (2012)
  9. Takafumi Shimoaka, Yuki Itoh, and Takeshi Hasegawa “Dynamic Rearrangement of Stearic Acid Molecules Adsorbed on a Gold Surface Induced by Ambient Water Molecules Studied by Infrared Spectroscopy” J. Phys. Chem. C 116, 17142 -- 17148 (2012).
  10. Takafumi Shimoaka, Yukiteru Katsumoto, “Blue Shift of the Isolated CD Stretching Band of CH2DOH in Water Induced by Changes in the Hydrogen-Bonding Pattern” J. Phys. Chem. A 114, 11971-11976 (2010)
  11. Keiichi Ohno, Takafumi Shimoaka, Nobuyuki Akai, Yukiteru Katsumoto, “Relationship between the Broad OH Stretching Band of Methanol and Hydrogen-Bonding Patterns in the Liquid Phase” J. Phys. Chem. A 112, 7342-7348 (2008)
Contact Information:
Phone: 0774-38-3073
FAX: 0774-38-3074
E-mail: shimoaka + @scl.kyoto-u.ac.jp
Chemistry of Functionalized Surfaces (internal link)
Hasegawa Research Group website

This page was last modified on 05 April 2018.

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