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テラヘルツ分光による高分子高次構造の解明 - 理化学研究所

テラヘルツ分光による高分子高次構造の解明 - 理化学研究所

テラヘルツ分光による高分子高次構造の解明 - 理化学研究所

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1 2 3 4 P&G<br />

<br />

<br />

0.1THz~10THz ( 3mm~30m)<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

X DSC, NMR <br />

<br />

(PHB)<br />

<br />

<br />

THz PHB<br />

THz THz <br />

(0.3-4THz)<br />

(3-30THz) PHB THz<br />

<br />

c c <br />

<br />

1 揃 PHB THz <br />

2.9THz 2.4THz <br />

PHB <br />

2.5THz <br />

2.9THz 2.4THz PHB <br />

1 PHB <br />

2.4THz <br />

<br />

THz


PHB <br />

<br />

<br />

<br />

2 <br />

PHB <br />

<br />

<br />

<br />

<br />

3 <br />

90 PHB <br />

(a)Synchronous <br />

2.4THz 2.9THz <br />

<br />

0.5-2.0THz <br />

<br />

<br />

<br />

<br />

<br />

<br />

(b)asynchronous <br />

2.2THz 2.4THz2.2THz 2.9THz <br />

2.2THz <br />

<br />

<br />

2.4THz 2.9THz <br />

<br />

2.2THz <br />

2PHB <br />

<br />

2.4THz 2.9THz <br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

(a)<br />

3.5<br />

2DCOS (synchronous)<br />

(b)<br />

3.5<br />

2DCOS (asynchronous)<br />

<br />

<br />

<br />

<br />

<br />

<br />

Frequency (THz)<br />

3.0<br />

2.5<br />

2.0<br />

1.5<br />

1.0<br />

-2.0E-02<br />

0.0E+00<br />

2.0E-02<br />

4.0E-02<br />

6.0E-02<br />

8.0E-02<br />

1.0E-01<br />

Frequency (THz)<br />

3.0<br />

2.5<br />

2.0<br />

1.5<br />

1.0<br />

-1.0E-02<br />

-2.0E-03<br />

6.0E-03<br />

1.0E-02<br />

<br />

<br />

1.0 1.5 2.0 2.5 3.0 3.5<br />

Frequency (THz)<br />

1.0 1.5 2.0 2.5 3.0 3.5<br />

Frequency (THz)<br />

<br />

<br />

<br />

3PHB 90


NH…O=C <br />

-6, <br />

-6/6, -11, -12 THz <br />

<br />

<br />

<br />

X (XRD)<br />

( = 0.154056 nm)<br />

4 (a)XRD <br />

(b)THz XRD <br />

-11-6<br />

-6/6 20 o 23 o 2 <br />

4 (a)XRD patterns and (b) THz absorption spectra<br />

3 <br />

of nylon-6/6, nylon-6, nylon-11 and nylon-12.<br />

<br />

-12 21.5 o 1 <br />

THz 2 THz 3 THz ()<br />

4 THz 10 THz -11, -6, -6/6 3 <br />

-12 -6, -6/6, <br />

-11 4 THz 10 THz <br />

<br />

<br />

1. Hiromichi Hoshina, Shinya Ishii, Yusuke Morisawa, Harumi Sato, Yukihiro Ozaki, and Chiko Otani<br />

"Isothermal Crystallization of Poly(3-hydroxybutyrate) Studied by Terahertz Two-dimensional<br />

Correlation Spectroscopy" Appl. Phys. Lett. in print (2012)<br />

2. Hiromichi Hoshina, Yusuke Morisawa, Harumi Sato, Isao Noda, Yukihiro Ozaki, Chiko Otani<br />

"Terahertz Spectroscopy of Poly(3-Hydroxyalkanote)s" 2011 Annual Report Conference on Electrical<br />

Insulation and Dielectric Phenomena, vol.1 pp195-198 (2011)<br />

3. -<br />

- 40 8 pp.388-401 (2011)<br />

4. Hiromichi Hoshina, Yusuke Morisawa, Harumi Sato, Hiroaki Minamide, Isao Noda, Yukihiro Ozaki,<br />

and Chiko Otani "Polarization and temperature dependent spectra of poly(3-hydroxyalkanoate)s<br />

measured at terahertz frequencies" Phys. Chem. Chem. Phys., 13 (20), 9173 – 9179 (2011)<br />

5. Hiromichi Hoshina, Shinya Ishii, Yusuke Morisawa, Harumi Sato, Isao Noda, Yukihiro Ozaki, Chiko<br />

Otani "Isothermal crystallization of poly(3-hydroxybutyrate) studied by terahertz two-dimensional<br />

correlation spectroscopy" Proceedings of 36th International Conference on Infrared, Millimeter and<br />

Terahertz Waves (IRMMW-THz 2011), F2D.3

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