3 papers
cond-mat.mtrl-sci2026
Coupled phase transitions in crystalline solids with extreme chemical disorder
Subha Dey, Rukma Nevgi, Suresh Chandra Joshi +13
Structural phase transitions often couple to magnetic and electronic degrees of freedom, enabling emergent phenomena in solids. In high-entropy oxides (HEOs), which typically stabi…
cond-mat.mtrl-sci2025
Extreme disorder in crystalline perovskite oxide: a new paradigm in quantum materials research
Srimanta Middey, Nandana Bhattacharya, Rukma Nevgi +2
Perovskite oxides (O) have long been central to the advancement of modern condensed matter physics, owing to their rich and tunable electronic and magnetic properties. The…
cond-mat.mtrl-sci2025
Mean field magnetism and spin frustration in a double perovskite oxide with compositional complexity
Nandana Bhattacharya, Ravi Kiran Dokala, Sourav Chowdhury +9
The rise of high-entropy oxides as a major functional materials design principle in recent years has prompted us to investigate how compositional disorder affects long-range magnet…