振動磁場下のイジングスピン系;動的相転移;電気流体力学的対流不安定;オンオフ間欠性;乱流の間欠性;乱流の統計理論;乱流の自己相似性;振動磁場下の相転移;電磁流体力学的対流不安定, Ising spin system under oscillating field;Dynamic phase transition;Electrohydrodynamic convection;On-off intermittency;Intermittency in turbulence;Statistical theory of turbulence;Self-similarity in turbulence