2 papers
cond-mat.mtrl-sci2025
From Continuous to First-Order-Like: Amorphous-to-Amorphous Transition in Phase-Change Materials
Tomoki Fujita, Yoshio Kono, Yuhan Chen +13
Polymorphism is ubiquitous in crystalline solids. Amorphous solids, such as glassy water and silicon, may undergo amorphous-to-amorphous transitions (AATs). The nature of AATs rema…
cond-mat.mtrl-sci2024
Unveiling the Boson Peaks in Amorphous Phase-Change Materials
Jens Moesgaard, Tomoki Fujita, Shuai Wei
The Boson peak is a universal phenomenon in amorphous solids. It can be observed as an anomalous contribution to the low-temperature heat capacity over the Debye model. Amorphous p…