The Official Site of Hideo Takeuchi, Ph. D.,

The posters and viewgraphs used at the conferences are presented. Any comment will be appreciated.

Theme

1. Non-crystalline chalcogenide semiconductors.
2. Coherent phonons: Ultrafast optical pump-probe measurements.
3. Photoreflectance spectroscopy.
4. Terahertz time-domain spectroscopy A: Surge currents at the surface.
5. Terahertz time-domain spectroscopy B: Coherent longitudinal optical phonons.
6. Polariscopic analysis for inspection of strains in semiconductor single wafers.

Sub-theme

1. Sub i. Excitons in solids.
2. Sub ii. Envelope functions in semiconductor suprelattices.