Spontaneous Supercrystal Formation During a Strain‐Engineered Metal‐Insulator Transition
Spontaneous Supercrystal Formation During a Strain‐Engineered Metal‐Insulator Transition
Mott metal-insulator transitions possess electronic, magnetic, and structural degrees of freedom promising next-generation energy-efficient electronics. A previously unknown, hierarchically ordered, and anisotropic supercrystal state is reported and its intrinsic formation characterized in-situ during a Mott transition in a Ca