略語大辞典 [Phys] 24 PBG photonic band gap (material) 光学的バンドギャップ(材料). 理論的モデル.photonic band gap (material); a theoretical model; e.g. a typical one-dimensional PBG structure consists of amultilayer stack of dielectric material arranged in a way that alternating layers have a high index of refraction with 丸善「略語大辞典」JLogosID : 11854916