ジアセチレンナノ結晶における固相重合ダイナミクス　― 応力―歪み挙動のサイズ・形状依存性と励起子吸収との相関 -
(Dynamics of solid-state polymerization in diacetylene nanocrystals: the correlation between the size and shape dependence of stress-strain behavior and the excitonic absorption)