Takeshi HASEGAWA (Professor)

Field of Expertise:

Vibrational spectroscopy for interface analysis

Spectroscopy on a condensed matter

Quantitative analysis of spectra using multivariate analysis

Research Interests:

1. Molecular anisotropic structure in ultrathin films
2. Development of MAIR spectrometry and application studies
3. Analysis of infrared and Raman spectra using electromagnetic theory
4. Molecular interaction in a monolayer film on water
5. Dipole interaction in metal-particle thin films
6. Surface/interface spectroscopy using multivariate analysis

Selected Papers:

1. 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).
2. Yuki Itoh and Takeshi Hasegawa“Polarization Dependence of Raman Scattering from a Thin Film Involving Optical Anisotropy Theorized for Molecular Orientation Analysis” J. Phys. Chem. A 116, 5560 -- 5570 (2012).
3. Maiko Muro, Makoto Harada, Tetsuo Okada and Takeshi Hasegawa “Anisotropic Light Molecular Rearrangement in a Zinc Stearate Langmuir Film Dependent on a Film Preparation Method Studied by Using Polarization-Modulation Infrared Reflection Absorption Spectroscopy and X-ray Absorption Fine Structure” J. Phys. Chem. C 116, 3148 -- 3154 (2012).
4. Absorption by Localized Surface Plasmon Resonance in a Thin Film of Gold Nanoparticles Studied by Visible Multiple-Angle Incidence Resolution Spectrometry” Phys. Chem. Chem. Phys. 13, 9691 -- 9696 (2011).
5. Maiko Muro, Yuki Itoh and Takeshi Hasegawa “A Conformation and Orientation Model of the Carboxylic Group of Fatty Acids Dependent on Chain Length in a Langmuir Monolayer Film Studied by Polarization-Modulation Infrared Reflection Absorption Spectroscopy” J. Phys. Chem. B 114(35), 11496-11501 (2010).
6. Yuki Itoh, Akiyoshi Kasuya, and Takeshi Hasegawa “Analytical Understanding of Multiple-Angle Incidence Resolution Spectrometry Based on a Classical Electromagnetic Theory” J. Phys. Chem. A 113(27), 7810-7817 (2009).
7. Hiroyuki Kakuda, Tetsuo Okada, Makoto Otsuka, Yukiteru Katsumoto and Takeshi Hasegawa “Multivariate Analysis of DSC-XRD Simultaneous Measurement Data: a Study of Multistage Crystalline Structure Changes in a Linear Poly(ethylene imine) Thin Film” Anal. Bioanal. Chem. 393, 367-376 (2009).
8. Takeshi Hasegawa, Yuki Itoh and Akiyoshi Kasuya “Development of UV-Visible Multiple-Angle Incidence Resolution Spectrometry and Application Study of Anisotropic Surface-Plasmon Excitation in a Silver Thin Film on a Glass Substrate” Anal. Chem. 80(14), 5630-5634 (2008).
9. Takeshi Hasegawa “Advanced Multiple-Angle Incidence Resolution Spectrometry for Thin-Layer Analysis on a Low-Refractive-Index Substrate” Anal. Chem. 79(12), 4385-4389 (2007).
10. Takeshi Hasegawa, Junzo Umemura, Changqing Li, and Roger M. Leblanc “A New Monolayer Architecture Constructed by Competitive Hydrogen-Bonding Force and Compression Pressure Characterized by Infrared Multiple-Angle Incidence Resolution Spectroscopy” J. Phys. Chem. B 107(43), 11996-12002 (2003).
11. Takeshi Hasegawa “A Novel Measurement Technique of Pure Out-of-Plane Vibrational Modes in Thin Films on a Nonmetallic Material with No Polarizer” J. Phys. Chem. B 106 (16), 4112--4115 (2002).
12. Takeshi Hasegawa, Satoshi Takeda, Akiyoshi Kawaguchi, and Junzo Umemura “Quantitative Analysis of Uniaxial Molecular Orientation in Langmuir-Blodgett Films by Infrared Reflection Spectroscopy” Langmuir 11 (4), 1236-1243 (1995).

Contact Information:

Phone:　0774-38-3070
FAX:　0774-38-3074
E-mail:　htakeshi + @scl.kyoto-u.ac.jp

Link:

Chemistry of Functionalized Surfaces (internal link)
Hasegawa Research Group website

This page was last modified on 05 April 2018.