Structural evolution and negative thermal expansion of Sr2IrO4

Sr2IrO4 is an important material in condensed matter physics, displaying a novel Jeff=½ Mott insulating state and being a rare comparative system for understanding the high...Sr2IrO4是凝聚态物理（condensed matter physics）领域的重要材料，不仅展现出一种新奇的有效角动量Jeff=½莫特绝缘态（Mott insulating state），同时亦是用于理解高温相关物理现象的稀有对比研究体系。