About OTSU MOTOICHI
About 東大 大学院工学系研究科
About exciton
About energy
About off-shell
About photon
About silicon
About semiconductor
About crystal
About light emitting diode
About laser
About duality
About on-shell
About quantum field theory
About emission spectrum
About dressed photon
About 光子ブリーディング
About quantum field theory
About Quantum optics in general
About ドレスト光子
About 応用