Evidence for rare-region physics in the structural and electronic degrees of freedom of the nickelate La$_{2-x}$Sr$_x$NiO$_4$

This article reports on research into the nickelate La$_{2-x}$Sr$_x$NiO$_4$, exploring its structural and electronic properties. The focus is on identifying evidence of 'rare-region physics,' suggesting the presence of unusual or less-understood physical phenomena within the material. The source is ArXiv, indicating a pre-print or research paper.