# 量子材料物性第二Solid State Physics of Organic Materials II （ VACHA MARTIN  ）

I　有機材料の光学物性や光機能性を理解するために光学の基礎を学ぶ。講義は全て英語で行う。
The aim is to learn basics of optics to understand optical properties and optical functions of organic materials. The lecture will be given in English
II　光の基本的性質；光の反射，散乱，屈折；偏光；干渉，回析;レーザ。
Character of light; reflection, scattering, refraction; polarized light; interference; diffraction; laser.

The aim is to study basics of optics to understand optical properties and optical functions of organic materials and learn about optical phenomena used in organic photonic devices.

なお、本講義は英語で行われる。

1.Introduction: Optics in organic material research ? motivation; organization of the lecture; history of optics

2.Character of light: Light as electromagnetic waves; electric and magnetic fields; Maxwell’s equations, wave equation; energy of light: the Poynting vector, pressure of light; light as particles

3.Propagation of light: Dispersion, Newton’s observation; microscopic theory of dispersion: Lorentz’s oscillator model; complex refractive index; dispersion in dense media: Clausius-Mossotti relation; non-resonant interaction of light with matter: scattering, refraction, reflection; Fresnel equations, reflectance, transmittance; basics of geometrical optics; applications of refraction and reflection: waveguides and optical fibers

4.Polarization of light: Linear, circular, elliptical polarization; principle of polarizers: anisotropy of optical phenomena; mathematical description of polarization: Jones vector and Jones matrix; phenomena related to polarization: optical activity, Faraday effect; electro-optical effects (Kerr effect)

5.Interference of light: General equation and conditions for interference; coherent light characteristics: coherence length and time; applications of interference: interferometers, dielectric thin films, interference filters

6.Diffraction of light: Basic physical principles of diffraction; diffraction on a single slit, multiple-slit diffraction, diffraction grating, principle of monochromator

7.Principle of laser: Spontaneous and stimulated emission, Einstein coefficients; population inversion, three level system; light amplification, gain, feedback in optical resonator; character of laser light, types of lasers